JPH0214396B2 - - Google Patents
Info
- Publication number
- JPH0214396B2 JPH0214396B2 JP8435984A JP8435984A JPH0214396B2 JP H0214396 B2 JPH0214396 B2 JP H0214396B2 JP 8435984 A JP8435984 A JP 8435984A JP 8435984 A JP8435984 A JP 8435984A JP H0214396 B2 JPH0214396 B2 JP H0214396B2
- Authority
- JP
- Japan
- Prior art keywords
- radiation image
- image conversion
- phosphor
- range
- radiation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 128
- 230000005855 radiation Effects 0.000 claims description 124
- 238000006243 chemical reaction Methods 0.000 claims description 82
- 238000000034 method Methods 0.000 claims description 45
- 229910052693 Europium Inorganic materials 0.000 claims description 34
- 239000000203 mixture Substances 0.000 claims description 30
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 claims description 28
- 229910001615 alkaline earth metal halide Inorganic materials 0.000 claims description 25
- 229910014307 bSiO Inorganic materials 0.000 claims description 12
- 229910052794 bromium Inorganic materials 0.000 claims description 9
- 229910052801 chlorine Inorganic materials 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 9
- 229910052791 calcium Inorganic materials 0.000 claims description 7
- 229910052712 strontium Inorganic materials 0.000 claims description 7
- 229910052788 barium Inorganic materials 0.000 claims description 6
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 5
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 5
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- 150000002367 halogens Chemical class 0.000 claims description 5
- 229910052740 iodine Inorganic materials 0.000 claims description 5
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000010410 layer Substances 0.000 description 46
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 34
- 239000011248 coating agent Substances 0.000 description 19
- 238000000576 coating method Methods 0.000 description 19
- 235000012239 silicon dioxide Nutrition 0.000 description 17
- 239000010408 film Substances 0.000 description 16
- 239000000377 silicon dioxide Substances 0.000 description 16
- -1 europium-activated barium chloride bromide phosphor Chemical class 0.000 description 15
- 238000004020 luminiscence type Methods 0.000 description 14
- 239000011230 binding agent Substances 0.000 description 13
- 238000010304 firing Methods 0.000 description 13
- 241001289141 Babr Species 0.000 description 12
- 239000000243 solution Substances 0.000 description 10
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 9
- 230000005284 excitation Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 229920000728 polyester Polymers 0.000 description 8
- 230000001681 protective effect Effects 0.000 description 8
- 230000035945 sensitivity Effects 0.000 description 8
- 238000002156 mixing Methods 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- 239000000020 Nitrocellulose Substances 0.000 description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 239000011575 calcium Substances 0.000 description 6
- 229920001220 nitrocellulos Polymers 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- 239000000460 chlorine Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 150000002178 europium compounds Chemical class 0.000 description 4
- 238000000695 excitation spectrum Methods 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 229920000139 polyethylene terephthalate Polymers 0.000 description 4
- 239000005020 polyethylene terephthalate Substances 0.000 description 4
- 238000002601 radiography Methods 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- 239000002270 dispersing agent Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002985 plastic film Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000004408 titanium dioxide Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 2
- 108010010803 Gelatin Proteins 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- YSMRWXYRXBRSND-UHFFFAOYSA-N TOTP Chemical compound CC1=CC=CC=C1OP(=O)(OC=1C(=CC=CC=1)C)OC1=CC=CC=C1C YSMRWXYRXBRSND-UHFFFAOYSA-N 0.000 description 2
- 229910052771 Terbium Inorganic materials 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 229920002301 cellulose acetate Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- FLKPEMZONWLCSK-UHFFFAOYSA-N diethyl phthalate Chemical compound CCOC(=O)C1=CC=CC=C1C(=O)OCC FLKPEMZONWLCSK-UHFFFAOYSA-N 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 229920000159 gelatin Polymers 0.000 description 2
- 239000008273 gelatin Substances 0.000 description 2
- 235000019322 gelatine Nutrition 0.000 description 2
- 235000011852 gelatine desserts Nutrition 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 229910052745 lead Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 239000011118 polyvinyl acetate Substances 0.000 description 2
- 229920002689 polyvinyl acetate Polymers 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 2
- 238000001291 vacuum drying Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 1
- PZBLUWVMZMXIKZ-UHFFFAOYSA-N 2-o-(2-ethoxy-2-oxoethyl) 1-o-ethyl benzene-1,2-dicarboxylate Chemical compound CCOC(=O)COC(=O)C1=CC=CC=C1C(=O)OCC PZBLUWVMZMXIKZ-UHFFFAOYSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- GOJCZVPJCKEBQV-UHFFFAOYSA-N Butyl phthalyl butylglycolate Chemical compound CCCCOC(=O)COC(=O)C1=CC=CC=C1C(=O)OCCCC GOJCZVPJCKEBQV-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229920002307 Dextran Polymers 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical class OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 1
- 229920000084 Gum arabic Polymers 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 241000978776 Senegalia senegal Species 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 239000000205 acacia gum Substances 0.000 description 1
- 235000010489 acacia gum Nutrition 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910001618 alkaline earth metal fluoride Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- NKQIMNKPSDEDMO-UHFFFAOYSA-L barium bromide Chemical compound [Br-].[Br-].[Ba+2] NKQIMNKPSDEDMO-UHFFFAOYSA-L 0.000 description 1
- 229910001620 barium bromide Inorganic materials 0.000 description 1
- WDIHJSXYQDMJHN-UHFFFAOYSA-L barium chloride Chemical compound [Cl-].[Cl-].[Ba+2] WDIHJSXYQDMJHN-UHFFFAOYSA-L 0.000 description 1
- 229910001626 barium chloride Inorganic materials 0.000 description 1
- 229910001864 baryta Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- HSUIVCLOAAJSRE-UHFFFAOYSA-N bis(2-methoxyethyl) benzene-1,2-dicarboxylate Chemical compound COCCOC(=O)C1=CC=CC=C1C(=O)OCCOC HSUIVCLOAAJSRE-UHFFFAOYSA-N 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920006217 cellulose acetate butyrate Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- ASMQGLCHMVWBQR-UHFFFAOYSA-M diphenyl phosphate Chemical compound C=1C=CC=CC=1OP(=O)([O-])OC1=CC=CC=C1 ASMQGLCHMVWBQR-UHFFFAOYSA-M 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- QEDFUJZRPHEBFG-UHFFFAOYSA-K europium(3+);tribromide Chemical compound Br[Eu](Br)Br QEDFUJZRPHEBFG-UHFFFAOYSA-K 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- 150000003021 phthalic acid derivatives Chemical class 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000005033 polyvinylidene chloride Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000006335 response to radiation Effects 0.000 description 1
- 239000010979 ruby Substances 0.000 description 1
- 229910001750 ruby Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 229910052716 thallium Inorganic materials 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- XZZNDPSIHUTMOC-UHFFFAOYSA-N triphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)(=O)OC1=CC=CC=C1 XZZNDPSIHUTMOC-UHFFFAOYSA-N 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Landscapes
- Conversion Of X-Rays Into Visible Images (AREA)
- Measurement Of Radiation (AREA)
- Radiography Using Non-Light Waves (AREA)
- Luminescent Compositions (AREA)
Description
ãçºæã®è©³çŽ°ãªèª¬æã
çºæã®åé
æ¬çºæã¯ãæŸå°ç·åå€ææ¹æ³ããã³ãã®æ¹æ³ã«
çšããããæŸå°ç·åå€æããã«ã«é¢ãããã®ã§ã
ããããã«è©³ããã¯ãæ¬çºæã¯ãèŒå°œæ§ã®äºäŸ¡ãŠ
ãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»
èå äœã䜿çšããæŸå°ç·åå€ææ¹æ³ãããã³ãã®
æ¹æ³ã«çšããããæŸå°ç·åå€æããã«ã«é¢ããã
ã®ã§ããã çºæã®èæ¯ïŒœ åŸæ¥ãããæŸå°ç·åãç»åãšããŠåŸãæ¹æ³ãšã
ãŠãéå¡©æå ææãããªãä¹³å€å±€ãæããæŸå°ç·
åçãã€ã«ã ãšå¢æçŽïŒå¢æã¹ã¯ãªãŒã³ïŒãšã®çµ
åããã䜿çšãããããããæŸå°ç·åçæ³ãå©çš
ãããŠãããäžèšåŸæ¥ã®æŸå°ç·åçæ³ã«ãããæ¹
æ³ã®äžã€ãšããŠãããšãã°ãç¹éæ55â12145å·
å ¬å ±çã«èšèŒãããŠãããããªèŒå°œæ§èå äœãå©
çšããæŸå°ç·åå€ææ¹æ³ãç¥ãããŠããããã®æ¹
æ³ã¯ã被åäœãééããæŸå°ç·ããããã¯è¢«åäœ
ããçºããããæŸå°ç·ãèŒå°œæ§èå äœã«åžåã
ãããã®ã®ã¡ã«ãã®èå äœãå¯èŠå ç·ãèµ€å€ç·ãª
ã©ã®é»ç£æ³¢ïŒå±èµ·å ïŒã§æç³»åçã«å±èµ·ããããš
ã«ãããèå äœäžã«èç©ãããŠããæŸå°ç·ãšãã«
ã®ãŒãèå ïŒèŒå°œçºå ïŒãšããŠæŸåºããããã®è
å ãå é»çã«èªåã€ãŠé»æ°ä¿¡å·ãåŸããã®é»æ°ä¿¡
å·ãç»ååãããã®ã§ããã äžèšæŸå°ç·åå€ææ¹æ³ã«ããã°ãåŸæ¥ã®æŸå°ç·
åçæ³ãå©çšããå Žåã«æ¯èŒããŠãã¯ããã«å°ãª
ã被æç·éã§æ å ±éã®è±å¯ãªïŒžç·ç»åãåŸãããš
ãã§ãããšããå©ç¹ããããåŸã€ãŠããã®æŸå°ç·
åå€ææ¹æ³ã¯ãç¹ã«å»ç蚺æãç®çãšããç·æ®
圱ãªã©ã®çŽæ¥å»ççšæŸå°ç·æ®åœ±ã«ãããŠå©çšäŸ¡å€
ãéåžžã«é«ããã®ã§ããã äžèšæŸå°ç·åå€ææ¹æ³ã«çšããããèŒå°œæ§èå
äœãšããŠãåŸæ¥ãããäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«
ã«ãªåé¡éå±åŒåããã²ã³åç©èå äœïŒMãFXïŒ
Eu2+ããã ãMãã¯BaãSrããã³Caãããªã矀
ããéžã°ããå°ãªããšãäžçš®ã®ã¢ã«ã«ãªåé¡éå±
ã§ãããã¯åŒçŽ 以å€ã®ããã²ã³ã§ããïŒãææ¡
ãããŠããããã®èå äœã¯ãç·ãªã©ã®æŸå°ç·ã
åžåããã®ã¡ãå¯èŠå ä¹è³èµ€å€ç·é åã®é»ç£æ³¢ã®
ç §å°ãåãããšè¿çŽ«å€é åã«çºå ïŒèŒå°œçºå ïŒã
瀺ããã®ã§ããã äžè¿°ã®ããã«æŸå°ç·åå€ææ¹æ³ã¯èå äœã®èŒå°œ
æ§ãå©çšãããã®ã§ããããèŒå°œæ§ã瀺ãèå äœ
èªäœããã®äºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡é
å±ããã²ã³åç©èå äœä»¥å€ã¯ããŸãç¥ãããŠããª
ãã æ¬åºé¡äººã¯ãäžèšçµæåŒã§è¡šããããæ°èŠãªäº
䟡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³å
ç©èå äœãçšããæŸå°ç·åå€ææ¹æ³ããã³æŸå°ç·
åå€æããã«ã«ã€ããŠãæ¢ã«ç¹èš±åºé¡ããŠãã
ïŒç¹é¡æ58â193162å·ïŒã çµæåŒïŒMãX2ã»aMãXâ²2ïŒxEu2+ ïŒãã ããMãã¯BaãSrããã³Caãããªã矀ã
ãéžã°ããå°ãªããšãäžçš®ã®ã¢ã«ã«ãªåé¡éå±ã§
ããïŒïŒžããã³Xâ²ã¯ClãBrããã³ïŒ©ãããªã矀
ããéžã°ããå°ãªããšãäžçš®ã®ããã²ã³ã§ãã€
ãŠããã€ïŒžâ Xâ²ã§ããïŒãããŠïœã¯0.1âŠïœâŠ
10.0ã®ç¯å²ã®æ°å€ã§ãããïœã¯ïŒïŒïœâŠ0.2ã®ç¯
å²ã®æ°å€ã§ããïŒ ãã®äºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±ã
ãã²ã³åç©èå äœã¯ãäžèšæ现æžã«èšèŒãããŠã
ãããã«ãã®ïŒžç·åæãã¿ãŒã³ãããåèšMã
FXïŒEu2+èå äœãšã¯çµæ¶æ§é ãç°ã«ããå¥çš®ã®
èå äœã§ããããšãå€æããŠãããç·ã玫å€
ç·ãé»åç·ãªã©ã®æŸå°ç·ãç §å°ããã®ã¡450ã
1000nïœã®æ³¢é·é åã®é»ç£æ³¢ã§å±èµ·ãããšã405n
ïœä»è¿ã«çºå 極倧ãæããè¿çŽ«å€ä¹è³éè²çºå
ïŒèŒå°œçºå ïŒç€ºããã®ã§ããã äžèšèŒå°œæ§èå äœãããªãæŸå°ç·åå€æããã«
ãçšããæŸå°ç·åå€ææ¹æ³ã¯ãäžè¿°ã®ããã«éåžž
ã«æå©ãªç»å圢ææ¹æ³ã§ãããããã®æ¹æ³ã«ãã
ãŠããã®æ床ã¯ã§ããéãé«ããã®ã§ããããšã
æãŸãããæŸå°ç·åå€æããã«ã®æŸå°ç·ã«å¯Ÿãã
æ床ã¯äžè¬ã«ãããã«çšããããèå äœã®èŒå°œçº
å èŒåºŠãé«ãã»ã©é«ããªããåŸã€ãŠãããã«ã«çš
ããããèŒå°œæ§èå äœã¯ãã®èŒå°œçºå èŒåºŠãã§ã
ãéãé«ããã®ã§ããããšãæãŸããã çºæã®èŠæšïŒœ æ¬çºæã¯ãæ床ã®åäžããæŸå°ç·åå€ææ¹æ³ã
ãã³ãã®æ¹æ³ã«çšããããæŸå°ç·åå€æããã«ã
æäŸããããšããã®ç®çãšãããã®ã§ããã æ¬çºæè ã¯ãäžèšç®çãéæããããã«ãäžèš
ã®æ°èŠãªäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±
ããã²ã³åç©èå äœã«ã€ããŠçš®ã ã®ç 究ãè¡ãªã€
ãããã®çµæã該èå äœã«ç¹å®éã®äºé žåã±ã€çŽ
ãæ·»å ããŠåŸãããèå äœã¯ãé«èŒåºŠã®èŒå°œçºå
ã瀺ãããšãèŠåºããæ¬çºæã«å°éãããã®ã§ã
ãã ããªãã¡ãæ¬çºæã®æŸå°ç·åå€ææ¹æ³ã¯ã被å
äœãééããããããã¯è¢«æ€äœããçºããããæŸ
å°ç·ããäžèšçµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒ
ãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»è
å äœã«åžåãããåŸããã®èå äœã«450ã1000n
ïœã®æ³¢é·é åã®é»ç£æ³¢ãç §å°ããããšã«ããã該
èå äœã«èç©ãããŠããæŸå°ç·ãšãã«ã®ãŒãèå
ãšããŠæŸåºããããããŠãã®èå ãæ€åºããããš
ãç¹åŸŽãšããã çµæåŒïŒïŒïŒ MãX2ã»aMãXâ²2ã»bSiO2ïŒxEu2+ âŠâŠïŒïŒ ïŒãã ããMãã¯BaãSrããã³Caãããªã矀ã
ãéžã°ããå°ãªããšãäžçš®ã®ã¢ã«ã«ãªåé¡éå±ã§
ããïŒïŒžããã³Xâ²ã¯ããããClãBrããã³ïŒ©ã
ããªã矀ããéžã°ããå°ãªããšãäžçš®ã®ããã²ã³
ã§ãã€ãŠããã€ïŒžâ Xâ²ã§ããïŒãããŠïœã¯0.1âŠ
ïœâŠ10.0ã®ç¯å²ã®æ°å€ã§ãããïœã¯10-4âŠïœâŠïŒ
Ã10-1ã®ç¯å²ã®æ°å€ã§ãããïœã¯ïŒïŒïœâŠ0.2ã®
ç¯å²ã®æ°å€ã§ããïŒ ãŸããæ¬çºæã®æŸå°ç·åå€æããã«ã¯ãæ¯æäœ
ãšãã®æ¯æäœäžã«èšããããèŒå°œæ§èå äœå±€ãšã
ãå®è³ªçã«æ§æãããæŸå°ç·åå€æããã«ã§ãã€
ãŠã該èŒå°œæ§èå äœå±€ããäžèšçµæåŒïŒïŒã§è¡š
ããããäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±
ããã²ã³åç©ç³»èå äœãå«æããããšãç¹åŸŽãšã
ãã æ¬çºæã¯ãäžèšã®æ°èŠãªäºäŸ¡ãŠãŒãããŠã 賊掻
ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©èå äœã«ç¹å®éã®
äºé žåã±ã€çŽ ãæ·»å ããããšã«ãããèå äœã«ïŒž
ç·ãªã©ã®æŸå°ç·ãç §å°ããã®ã¡450ã1000nïœã®
æ³¢é·é åã®é»ç£æ³¢ã§å±èµ·ãããšãã®èŒå°œçºå èŒåºŠ
ãé¡èã«åäžãããšããæ°ããªç¥èŠã«åºã¥ããŠå®
æããããã®ã§ããã åŸã€ãŠãäžèšçµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠ
ãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»
èå äœãçšããããšã«ãããæŸå°ç·åå€ææ¹æ³ã®
æ床ãåäžãããããšãã§ããããŸããäžèšèå
äœãããªãæ¬çºæã®æŸå°ç·åå€æããã«ã¯é¡èã«
åäžããæ床ã瀺ãã çºæã®æ§æ æ¬çºæã«çšããããäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«
ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœã¯ãçµæåŒ
ïŒïŒ MãX2ã»aMãXâ²2ã»bSiO2ïŒxEu2+ âŠâŠïŒïŒ ïŒãã ããMãã¯BaãSrããã³Caãããªã矀ã
ãéžã°ããå°ãªããšãäžçš®ã®ã¢ã«ã«ãªåé¡éå±ã§
ããïŒïŒžããã³Xâ²ã¯ããããClãBrããã³ïŒ©ã
ããªã矀ããéžã°ããå°ãªããšãäžçš®ã®ããã²ã³
ã§ãã€ãŠããã€ïŒžâ Xâ²ã§ããïŒãããŠïœã¯0.1âŠ
ïœâŠ10.0ã®ç¯å²ã®æ°å€ã§ãããïœã¯10-4âŠïœâŠïŒ
Ã10-1ã®ç¯å²ã®æ°å€ã§ãããïœã¯ïŒïŒïœâŠ0.2ã®
ç¯å²ã®æ°å€ã§ããïŒ ã§è¡šããããã äžèšçµæåŒïŒïŒã§è¡šããããèå äœã«ãããŠ
èŒå°œçºå èŒåºŠã®ç¹ãããäºé žåã±ã€çŽ ïŒSiO2ïŒ
ã®éãè¡šããïœå€ã¯ïŒÃ10-4âŠïœâŠ10-1ã®ç¯å²ã«
ããã®ã奜ãŸããããŸããçµæåŒïŒïŒã«ããã
MãX2ãšMãXâ²2ãšã®å²åãè¡šããïœå€ã¯0.3âŠïœâŠ
3.3ã®ç¯å²ã«ããã®ã奜ãŸãããããã«å¥œãŸãã
ã¯0.5âŠïœâŠ2.0ã®ç¯å²ã§ããããŠãŒãããŠã ã®è³Š
掻éãè¡šããïœå€ã¯10-5âŠïœâŠ10-1ã®ç¯å²ã«ãã
ã®ã奜ãŸããã äžèšçµæåŒïŒïŒã§è¡šããããèå äœã®äžäŸã§
ããBaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2+èå äœã«
ãããŠãèå äœäžã®äºé žåã±ã€çŽ ã®éãè¡šããïœ
å€ãšèŒå°œçºå èŒåºŠã¯ã第ïŒå³ã«ç€ºããããªé¢ä¿ã«
ããã 第ïŒå³ã¯ãBaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2+
èå äœã«ãããïœå€ãšèŒå°œçºå èŒåºŠïŒ»80KVpã®
ç·ãç §å°ããåŸåå°äœã¬ãŒã¶å ïŒ780nïœïŒã§
å±èµ·ããæã®èŒå°œçºå èŒåºŠïŒœãšã®é¢ä¿ã瀺ãã°ã©
ãã§ããã第ïŒå³ããæãããªããã«ãïœå€ã
10-4âŠïœâŠïŒÃ10-1ã®ç¯å²ã«ããBaCl2ã»
BaBr2ã»bSiO2ïŒ0.001Eu2+èå äœã¯ãäºé žåã±ã€
çŽ ãæ·»å ããªãèå äœïŒïœïŒïŒïŒãããé«èŒåºŠã®
èŒå°œçºå ã瀺ããæ¬çºæã®æŸå°ç·åå€ææ¹æ³ã«çš
ããããäºé žåã±ã€çŽ ãå«æãããäºäŸ¡ãŠãŒãã
ãŠã 賊掻塩åèåããªãŠã èå äœã«ãããïœå€ã
10-4âŠïœâŠïŒÃ10-1ã®ç¯å²ã«èŠå®ããã®ã¯ããã®
ãããªäºå®ã«åºã¥ããŠã§ããããŸã第ïŒå³ããã
ç¹ã«ïœå€ãïŒÃ10-4âŠïœâŠ10-1ã®ç¯å²ã«ããèå
äœã¯ãèããé«èŒåºŠã®èŒå°œçºå ã瀺ãããšãæã
ãã§ããã ãªããMãããXâ²ããã³ïœãäžèšä»¥å€ã®æ¬çº
æã«çšããããäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªå
é¡éå±ããã²ã³åç©èç³»å äœã«ã€ããŠããïœå€ãš
èŒå°œçºå èŒåºŠãšã®é¢ä¿ã¯ç¬¬ïŒå³ãšåããããªåŸå
ã«ããããšã確èªãããŠããã ãŸããäžèšäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡
éå±ããã²ã³åç©ç³»èå äœã«ã¯ãSiO2ãæ·»å ã
ãããšã«ããå¹æïŒèŒå°œçºå èŒåºŠã®åäžïŒã倱ãª
ãããªãç¯å²å ã§çš®ã ã®æ·»å æåãæ·»å ãããŠã
ãŠãããããã®ãããªæ·»å æåãšããŠã¯ããšãã°
äºé žåãªã³ãæããããšãã§ããã ãªããäžèšçµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒ
ãããŠã ä»æŽ»ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»è
å äœã®èŒå°œå±èµ·ã¹ãã¯ã«ã¯ãåèšç¹é¡æ58â
193162å·æ现æžã«èšèŒãããŠããäºäŸ¡ãŠãŒãããŠ
ã ä»æŽ»ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©èå äœã®èŒ
å°œå±èµ·ã¹ãã¯ãã«ãšã»ãŒåãã§ããããããŠãã
ã®èŒå°œå±èµ·ã¹ãã¯ãã«ã®æ³¢é·é åã¯450ã1000n
ïœãšåºãããã®ããã«ãã®èå äœã䜿çšããæ¬çº
æã®æŸå°ç·åå€ææ¹æ³ã«ãããŠã¯å±èµ·å ã®æ³¢é·ã
é©åœã«å€ããããšãã§ãããããªãã¡ããã®å±èµ·
å æºãç®çã«å¿ããŠé©å®éžæããããšãå¯èœã«ãª
ããããšãã°ãäžèšèå äœã®èŒå°œå±èµ·ã¹ãã¯ãã«
ã¯çŽ1000nïœã«ãŸã§åãã§ããããã«ãèŒå°œå æº
ãšããŠå°åã§é§åé»åã®å°ããåå°äœã¬ãŒã¶ãŒ
ïŒèµ€å€é åã«çºå æ³¢é·ãæããïŒãå©çšããããš
ãã§ããåŸã€ãŠãæŸå°ç·åå€ææ¹æ³ãå®æœããã
ãã®è£ 眮ãå°ååããããšãå¯èœãšãªãããŸãã
èŒå°œçºå ã®èŒåºŠããã³çºå å ãšã®æ³¢é·åé¢ã®ç¹ã
ãã¯ãæ¬çºæã®æŸå°ç·åå€ææ¹æ³ã«ãããå±èµ·å
ã¯500ã850nïœã®æ³¢é·é åã®é»ç£æ³¢ã§ããã®ã奜
ãŸããã äžèšçµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒãããŠ
ã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœã¯
ããšãã°ã以äžã«èšèŒãããããªè£œé æ³ã«ãã補
é ããããšãã§ããã ãŸããèå äœåæãšããŠã (1) ããã²ã³åããªãŠã ãããã²ã³åã«ã«ã·ãŠ
ã ãããã²ã³åã¹ããã³ããŠã ãããªã矀ãã
éžã°ããå°ãªããšãäºçš®ã®ã¢ã«ã«ãªåé¡éå±ã
ãã²ã³åç©ã (2) äºé žåã±ã€çŽ ã (3) ããã²ã³åç©ãé žåç©ãç¡é žå¡©ãç¡«é žå¡©ãªã©
ã®ãŠãŒãããŠã ã®ååç©ãããªã矀ããéžã°ã
ãå°ãªããšãäžçš®ã®ãŠãŒãããŠã ååç©ã ãçšæãããå Žåã«ãã€ãŠã¯ãããã«ããã²ã³å
ã¢ã³ã¢ããŠã ãªã©ããã©ãã¯ã¹ãšããŠäœ¿çšããŠã
ããã èå äœã®è£œé ã«éããŠã¯å ããäžèš(1)ã®ã¢ã«ã«
ãªåé¡éå±ããã²ã³åç©ã(2)ã®äºé žåã±ã€çŽ ãã
ã³(3)ã®ãŠãŒãããŠã ååç©ãçšããŠãååŠéè«ç
ã«ãçµæåŒïŒïŒïŒ MãX2ã»aMãXâ²2ã»bSiO2ïŒxEu âŠâŠïŒïŒ ïŒãã ããMãããXâ²ãïœãïœããã³ïœã®å®çŸ©
ã¯åè¿°ãšåãã§ããïŒ ã«å¯Ÿå¿ããçžå¯Ÿæ¯ãšãªãããã«ç§€éæ··åããã äžèšã®æ··åç©æäœã¯ãããšãã°æžæ¿æ¶²ã®ç¶æ ã§
è¡ãªãããããããŠããã®èå äœåææ··åç©ã®æž
æ¿æ¶²ããæ°Žåãé€å»ããããšã«ããåºåœ¢ç¶ã®ä¹Ÿç¥
æ··åç©ãåŸãããããã®æ°Žåã®é€å»æäœã¯ãåžžæž©
ãããã¯ããŸãé«ããªã枩床ïŒããšãã°ã200â
以äžïŒã«ãŠãæžå§ä¹Ÿç¥ãç空也ç¥ããããã¯ãã®
äž¡æ¹ã«ããè¡ãªãããã®ã奜ãŸããããã¡ããæ··
åæäœã¯äžèšã®æ¹æ³ã«éããããã®ã§ã¯ãªãã ãªããäžèš(2)ã®äºé žåã±ã€çŽ ã¯ãèå äœåæã®
ã®ç§€éæ··åæã«æ·»å ããªãã§ãã®ä¹Ÿç¥æ··åç©ã«æ·»
å ãããŠãããã 次ã«ãåŸããã也ç¥æ··åç©ã¯åŸ®çŽ°ã«ç²ç ããã
ãã®ç²ç ç©ã¯ç³è±ããŒããã¢ã«ããã«ãããªã©ã®
èç±æ§å®¹åšã«å å¡«ãããŠãé»æ°çäžã§çŒæãè¡ãª
ããããçŒæ枩床ã¯500ã1300âã®ç¯å²ãé©åœã§
ãããçŒææéã¯èå äœåææ··åç©ã®å å¡«éãã
ã³çŒæ枩床ãªã©ã«ãã€ãŠãç°ãªãããäžè¬ã«ã¯
0.5ãïŒæéãé©åœã§ãããçŒæé°å²æ°ãšããŠã¯ã
å°éã®æ°ŽçŽ ã¬ã¹ãå«æããçªçŽ ã¬ã¹é°å²æ°ããã
ãã¯ãäžé žåççŽ ãå«æããäºé žåççŽ é°å²æ°ãª
ã©ã®åŒ±éå æ§ã®é°å²æ°ãå©çšããã䜿çšããããŠ
ãŒãããŠã ååç©ãäžäŸ¡ã®ãŠãŒãããŠã ãå«ãå Ž
åã«ã¯ããã®åŒ±éå æ§ã®é°å²æ°ã«ãã€ãŠçŒæéçš
ã«ãããŠäžäŸ¡ã®ãŠãŒãããŠã ã¯äºäŸ¡ã®ãŠãŒãããŠ
ã ã«éå ãããã ãªããäžèšã®çŒææ¡ä»¶ã§èå äœåææ··åç©ãäž
床çŒæããã®ã¡ã«ãã®çŒæç©ãæŸå·åŸç²ç ããã
ãã«åçŒæïŒäºæ¬¡çŒæïŒãè¡ãªãæ¹æ³ãå©çšããŠ
ããããåçŒæã¯ãäžèšã®åŒ±ç°å æ§é°å²æ°ããã
ã¯çªçŽ ã¬ã¹é°å²æ°ãã¢ã«ãŽã³ã¬ã¹é°å²æ°ãªã©ã®äž
æ§é°å²æ°äžã§ã500ã800âã®çŒæ枩床ã«ãŠ0.5ã
12æéãããŠè¡ãªãããã äžèšçŒæã«ãã€ãŠæ¬çºæã«çšããããç²æ«ç¶ã®
èå äœãåŸãããããªããåŸãããç²æ«ç¶ã®èå
äœã«ã€ããŠã¯ãå¿ èŠã«å¿ããŠãããã«ãæŽæµã也
ç¥ããµããåããªã©ã®èå äœã®è£œé ã«ãããåçš®
ã®äžè¬çãªæäœãè¡ãªã€ãŠãããã ãªããèå äœãããã«åèšã®ãããªæ·»å æåã
å«æãããã®ã§ããå Žåã«ã¯ãæ·»å æåã¯èå äœ
åæã秀éæ··åããæã«ããããã¯çŒæåã«æ·»å
ãããã 以äžã«èª¬æãã補é æ³ãå©çšããããšã«ãã€ãŠ
åèšã®çµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒãããŠ
ã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœã
åŸãããã æ¬çºæã®æŸå°ç·åå€ææ¹æ³ã«ãããŠãäžèšçµæ
åŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«
ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœã¯ããããå«
æããæŸå°ç·åå€æããã«ïŒèç©æ§èå äœã·ãŒã
ãšãããïŒã®åœ¢æ ã§çšããã®ã奜ãŸããã æŸå°ç·åå€æããã«ã¯ãåºæ¬æ§é ãšããŠãæ¯æ
äœãšããã®çé¢ã«èšããããå°ãªããšãäžå±€ã®èŒ
å°œæ§çºå äœå±€ãšãããªããã®ã§ãããèŒå°œæ§èå
äœå±€ã¯ãèŒå°œæ§èå äœãšãã®èŒå°œæ§èå äœãåæ£
ç¶æ ã§å«ææ¯æããçµåå€ãããªãããªãããã®
èå äœå±€ã®æ¯æäœãšã¯å察åŽã®è¡šé¢ïŒæ¯æäœã«é¢
ããŠããªãåŽã®è¡šé¢ïŒã«ã¯äžè¬ã«ãéæãªä¿è·è
ãèšããããŠããŠãèå äœå±€ãååŠçãªå€è³ªãã
ãã¯ç©ççãªè¡æããä¿è·ããŠããã ããªãã¡ãæ¬çºæã®æŸå°ç·åå€ææ¹æ³ã¯ãåèš
ã®çµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒãããŠã 賊
掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœãããª
ãèå äœå±€ãæããæŸå°ç·åå€æããã«ãçšããŠ
å®æœããã®ãæãŸããã çµæåŒïŒïŒã§è¡šããããèŒå°œæ§èå äœãæŸå°
ç·åå€æããã«ã®åœ¢æ ã§çšããæ¬çºæã®æŸå°ç·å
å€ææ¹æ³ã«ãããŠã¯ã被åäœãééãããããã
ã¯è¢«æ€äœããçºããããæŸå°ç·ã¯ããã®æŸå°ç·é
ã«æ¯äŸããŠæŸå°ç·åå€æããã«ã®èå äœå±€ã«åžå
ãããæŸå°ç·åå€æããã«äžã«ã¯è¢«åäœãããã¯
被æ€äœã®æŸå°ç·åãæŸå°ç·ãšãã«ã®ãŒã®èç©åãš
ããŠåœ¢æãããããã®èç©åã¯ã450ã1000nïœ
ã®æ³¢é·é åã®é»ç£æ³¢ïŒå±èµ·å ïŒã§å±èµ·ããããšã«
ãããèŒå°œçºå ïŒèå ïŒãšããŠæŸå°ãããããšã
ã§ãããã®èŒå°œçºå ãå é»çã«èªã¿åã€ãŠé»æ°ä¿¡
å·ã«å€æããããšã«ãããæŸå°ç·ãšãã«ã®ãŒã®è
ç©åãç»ååããããšãå¯èœãšãªãã æ¬çºæã®æŸå°ç·åå€ææ¹æ³ããçµæåŒïŒïŒã§
è¡šããããèŒå°œæ§èå äœãæŸå°ç·åå€æããã«ã®
圢æ ã§çšããæ æ§ãäŸã«ãšãã第ïŒå³ã«ç€ºãæŠç¥
å³ãçšããŠå ·äœçã«èª¬æããã 第ïŒå³ã«ãããŠãïŒïŒã¯ïŒžç·ãªã©ã®æŸå°ç·çºç
è£ çœ®ãïŒïŒã¯è¢«åäœãïŒïŒã¯äžèšçµæåŒïŒïŒã§
è¡šããããèŒå°œæ§èå äœãå«æããæŸå°ç·åå€æ
ããã«ãïŒïŒã¯æŸå°ç·åå€æããã«ïŒïŒäžã®æŸå°
ç·ãšãã«ã®ãŒã®èç©åãèå ãšããŠæŸå°ãããã
ãã®å±èµ·æºãšããŠã®å æºãïŒïŒã¯æŸå°ç·åå€æã
ãã«ïŒïŒããæŸå°ãããèå ãæ€åºããå é»å€æ
è£ çœ®ãïŒïŒã¯å é»å€æè£ çœ®ïŒïŒã§æ€åºãããå é»
å€æä¿¡å·ãç»åãšããŠåçããè£ çœ®ãïŒïŒã¯åç
ãããç»åã衚瀺ããè£ çœ®ããããŠãïŒïŒã¯å æº
ïŒïŒããã®åå°å ãééãããªãã§æŸå°ç·åå€æ
ããã«ïŒïŒããæŸå°ãããèå ã®ã¿ãééããã
ããã®ãã€ã«ã¿ãŒã§ããã ãªãã第ïŒå³ã¯è¢«åäœã®æŸå°ç·ééåãåŸãå Ž
åã®äŸã瀺ããŠãããã被åäœïŒïŒèªäœãæŸå°ç·
ãçºãããã®ïŒæ¬æ现æžã«ãããŠã¯ããã被æ€äœ
ãšããïŒã§ããå Žåã«ã¯ãäžèšã®æŸå°ç·çºçè£ çœ®
ïŒïŒã¯ç¹ã«èšçœ®ããå¿ èŠã¯ãªãããŸããå é»å€æ
è£ çœ®ïŒïŒãç»ç·è¡šç€ºè£ 眮ïŒïŒãŸã§ã¯ãæŸå°ç·åå€
æããã«ïŒïŒããèå ãšããŠæŸå°ãããæ å ±ãäœ
ããã®åœ¢ã§ç»åãšããŠåçã§ããä»ã®é©åœãªè£ 眮
ã«å€ããããšãã§ããã 第ïŒå³ã«ç€ºãããããã«ã被åäœïŒïŒã«æŸå°ç·
çºçè£ çœ®ïŒïŒããç·ãªã©ã®æŸå°ç·ãç §å°ãã
ãšããã®æŸå°ç·ã¯è¢«åäœïŒïŒããã®åéšã®æŸå°ç·
ééçã«æ¯äŸããŠééããã被åäœïŒïŒãééã
ãæŸå°ç·ã¯ã次ã«æŸå°ç·åå€æããã«ïŒïŒã«å ¥å°
ãããã®æŸå°ç·ã®åŒ·åŒ±ã«æ¯äŸããŠæŸå°ç·åå€æã
ãã«ïŒïŒã®èå äœå±€ã«åžåããããããªãã¡ãæŸ
å°ç·åå€æããã«ïŒïŒäžã«ã¯æŸå°ç·ééåã«çžåœ
ããæŸå°ç·ãšãã«ã®ãŒã®èç©åïŒäžçš®ã®æœåïŒã
圢æãããã 次ã«ãæŸå°ç·åå€æããã«ïŒïŒã«å æºïŒïŒãçš
ããŠ450ã1000nïœã®æ³¢é·é åã®é»ç£æ³¢ãç §å°ã
ããšãæŸå°ç·åå€æããã«ïŒïŒã«åœ¢æãããæŸå°
ç·ãšãã«ã®ãŒã®èç©åã¯ãèå ãšããŠæŸå°ãã
ãããã®æŸå°ãããèå ã¯ãæŸå°ç·åå€æããã«
ïŒïŒã®èå äœå±€ã«åžåãããæŸå°ç·ãšãã«ã®ãŒã®
匷匱ã«æ¯äŸããŠããããã®èå ã®åŒ·åŒ±ã§æ§æãã
ãå ä¿¡å·ããããšãã°ãå é»åå¢å管ãªã©ã®å é»
å€æè£ çœ®ïŒïŒã§é»æ°ä¿¡å·ã«å€æããç»ååçè£ çœ®
ïŒïŒã«ãã€ãŠç»åãšããŠåçããç»åè¡šç€ºè£ çœ®ïŒ
ïŒã«ãã€ãŠãã®ç»åã衚瀺ããã ããšãã°ãæŸå°ç·åå€æããã«ïŒïŒã«èç©ãã
ãæŸå°ç·åã®èªåãã¯ãå æºïŒïŒããæŸå°ããã
é»ç£æ³¢ã§ããã«ïŒïŒãèµ°æ»ãããã®èµ°æ»ã«ãã€ãŠ
ããã«ïŒïŒããæŸå°ãããèå ãå é»å€æè£ çœ®ïŒ
ïŒã«ããæ€åºããŠãæç³»åé»æ°ä¿¡å·ãåŸãããšã«
ãã€ãŠè¡ãªãããã æ¬çºæã®æŸå°ç·åå€ææ¹æ³ã«ãããŠã被åäœã®
æŸå°ç·ééåãåŸãå Žåã«çšããããæŸå°ç·ã¯ã
äžèšèå äœããã®æŸå°ç·ã®ç §å°ãåããåŸããã
ã«äžèšé»ç£æ³¢ã§å±èµ·ãããæã«èŒå°œçºå ã瀺ãã
ããã®ã§ããã°ãããªãæŸå°ç·ã§ãã€ãŠãããã
äŸãã°ãç·ãé»åç·ã玫å€ç·ãªã©äžè¬ã«ããç¥
ãããŠããæŸå°ç·ãçšããããšãã§ããããŸãã
被æ€äœã®æŸå°ç·åãåŸãå Žåã«çŽæ¥ã«è¢«æ€äœãã
çºããããæŸå°ç·ããåæ§ã«äžèšèå äœã«åžåã
ããŠèŒå°œçºå ã®ãšãã«ã®ãŒæºãšãªããã®ã§ããã°
ãããªãæŸå°ç·ã§ãã€ãŠãããããã®äŸãšããŠã¯
γç·ãαç·ãβç·ãªã©ã®æŸå°ç·ãæããããšãã§
ããã äžèšã®ããã«ããŠè¢«åäœãããã¯è¢«æ€äœããã®
æŸå°ç·ãåžåããèå äœãå±èµ·ããé»ç£æ³¢ã®å æº
ãšããŠã¯ã450ã1000nïœã®æ³¢é·é åã«ãã³ãã¹
ãã¯ãã«ååžããã€å ãæŸå°ããå æºã®ã»ãã«
Arã€ãªã³ã¬ãŒã¶ãŒãKrã€ãªã³ã¬ãŒã¶ãŒãHeâ
Neã¬ãŒã¶ãŒãã«ããŒã»ã¬ãŒã¶ãŒãåå°äœã¬ãŒã¶
ãŒãã¬ã©ã¹ã»ã¬ãŒã¶ãŒãYAGã¬ãŒã¶ãŒãè²çŽ ã¬
ãŒã¶ãŒçã®ã¬ãŒã¶ãŒããã³çºå ãã€ãªãŒããªã©ã®
å æºã䜿çšããããšãã§ããããããã®ãã¡ã§ã¬
ãŒã¶ãŒå ã¯ãåäœé¢ç©åœãã®ãšãã«ã®ãŒå¯åºŠã®é«
ãã¬ãŒã¶ãŒããŒã ãæŸå°ç·åå€æããã«ã«ç §å°ã
ãããšãã§ãããããæ¬çºæã«ãããŠçšããå±èµ·
çšå æºãšããŠå¥œãŸããããããã®ãã¡ã§ãã®å®å®
æ§ããã³åºåãªã©ã®ç¹ããã奜ãŸããã¬ãŒã¶ãŒå
ã¯HeâNeã¬ãŒã¶ãŒãArã€ãªã³ã¬ãŒã¶ãŒããã³
Krã€ãªã³ã¬ãŒã¶ãŒã§ããããŸããåå°äœã¬ãŒã¶
ãŒã¯ãå°åã§ããããšãé§åé»åãå°ããããšã
çŽæ¥å€èª¿ãå¯èœãªã®ã§ã¬ãŒã¶ãŒåºåã®å®å®åãç°¡
åã«ã§ããããšããªã©ã®çç±ã«ããå±èµ·å æºãšã
ãŠå¥œãŸããã 次ã«ãæ¬çºæã®æŸå°ç·åå€ææ¹æ³ã«çšãããã
æŸå°ç·åå€æããã«ã«ã€ããŠèª¬æããã ãã®æŸå°ç·åå€æããã«ã¯ãåè¿°ã®ããã«ãå®
質çã«æ¯æäœãšããã®æ¯æäœäžã«èšããããåèš
çµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒãããŠã 賊掻
ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœãåæ£ç¶
æ ã§å«ææ¯æããçµåå€ãããªãèŒå°œæ§èå äœå±€
ãšããæ§æããããèŒå°œæ§èå äœå±€ã¯ãããšãã°
次ã®ãããªæ¹æ³ã«ããæ¯æäœäžã«åœ¢æããããšã
ã§ããã èå äœå±€ã®çµåå€ã®äŸãšããŠã¯ããŒã©ãã³çã®
èçœè³ªãããã¹ãã©ã³çã®ããªãµãã«ã©ã€ãããŸ
ãã¯ã¢ã©ãã¢ãŽã ã®ãããªå€©ç¶é«ååç©è³ªïŒãã
ã³ãããªããã«ããã©ãŒã«ãããªé ¢é žããã«ãã
ããã»ã«ããŒã¹ããšãã«ã»ã«ããŒã¹ãå¡©åãããª
ãã³ã»å¡©åããã«ã³ããªããŒãããªã¢ã«ãã«ïŒã¡
ã¿ïŒã¢ã¯ãªã¬ãŒããå¡©åããã«ã»é ¢é žããã«ã³ã
ãªããŒãããªãŠã¬ã¿ã³ãã»ã«ããŒã¹ã¢ã»ããŒãã
ãã¬ãŒããããªããã«ã¢ã«ã³ãŒã«ãç·ç¶ããªãšã¹
ãã«ãªã©ãããªåæé«ååç©è³ªãªã©ã«ãã代衚ã
ããçµåå€ãæããããšãã§ããããã®ãããªçµ
åå€ã®ãªãã§ãç¹ã«å¥œãŸãããã®ã¯ããããã»ã«
ããŒã¹ãç·ç¶ããªãšã¹ãã«ãããªã¢ã«ãã«ïŒã¡
ã¿ïŒã¢ã¯ãªã¬ãŒãããããã»ã«ããŒã¹ãšç·ç¶ããª
ãšã¹ãã«ãšã®æ··åç©ãããã³ãããã»ã«ããŒã¹ãš
ããªã¢ã«ãã«ïŒã¡ã¿ïŒã¢ã¯ãªã¬ãŒããšã®æ··åç©ã§
ããã ãŸãç²åç¶ã®äžèšèŒå°œæ§èå äœãšçµåå€ãšãé©
åœãªæº¶å€ã«å ãããããå åã«æ··åããŠãçµåå€
溶液äžã«èŒå°œæ§èå äœãåäžã«åæ£ããå¡åžæ¶²ã
調補ããã å¡åžæ¶²èª¿è£œçšã®æº¶å€ã®äŸãšããŠã¯ãã¡ã¿ããŒ
ã«ããšã¿ããŒã«ãïœâãããããŒã«ãïœâãã¿ã
ãŒã«ãªã©ã®äœçŽã¢ã«ã³ãŒã«ïŒã¡ãã¬ã³ã¯ãã©ã€
ãããšãã¬ã³ã¯ãã©ã€ããªã©ã®å¡©çŽ ååå«æçå
æ°ŽçŽ ïŒã¢ã»ãã³ãã¡ãã«ãšãã«ã±ãã³ãã¡ãã«ã€
ãœããã«ã±ãã³ãªã©ã®ã±ãã³ïŒé ¢é žã¡ãã«ãé ¢é ž
ãšãã«ãé ¢é žããã«ãªã©ã®äœçŽèèªé žãšäœçŽã¢ã«
ã³ãŒã«ãšã®ãšã¹ãã«ïŒãžãªããµã³ããšãã¬ã³ã°ãª
ã³ãŒã«ã¢ããšãã«ãšãŒãã«ããšãã¬ã³ã°ãªã³ãŒã«
ã¢ãã¡ãã«ãšãŒãã«ãªã©ã®ãšãŒãã«ïŒãããŠãã
ããã®æ··åç©ãæããããšãã§ããã å¡åžæ¶²ã«ãããçµåå€ãšèŒå°œæ§èå äœãšã®æ··å
æ¯ã¯ãç®çãšããæŸå°ç·åå€æããã«ã®ç¹æ§ãè
å äœã®çš®é¡ãªã©ã«ãã€ãŠç°ãªãããäžè¬ã«ã¯çµå
å€ãšèå äœãšã®æ··åæ¯ã¯ãïŒïŒïŒä¹è³ïŒïŒ100ïŒé
éæ¯ïŒã®ç¯å²ããéžã°ãããããŠç¹ã«ïŒïŒïŒä¹è³
ïŒïŒ40ïŒééæ¯ïŒã®ç¯å²ããéžã¶ã®ã奜ãŸããã ãªããå¡åžæ¶²ã«ã¯ã該å¡åžæ¶²äžã«ãããèå äœ
ã®åæ£æ§ãåäžãããããã®åæ£å€ããŸãã圢æ
åŸã®èå äœå±€äžã«ãããçµåå€ãšèå äœãšã®éã®
çµååãåäžãããããã®å¯å¡å€ãªã©ã®çš®ã ã®æ·»
å å€ãæ··åãããŠããŠãããããã®ãããªç®çã«
çšããããåæ£å€ã®äŸãšããŠã¯ããã¿ã«é žãã¹ã
ã¢ãªã³é žãã«ããã³é žã芪油æ§çé¢æŽ»æ§å€ãªã©ã
æããããšãã§ããããããŠå¯å¡å€ã®äŸãšããŠ
ã¯ãçé žããªããšãã«ãçé žããªã¯ã¬ãžã«ãçé ž
ãžããšãã«ãªã©ã®çé žãšã¹ãã«ïŒãã¿ã«é žãžãšã
ã«ããã¿ã«é žãžã¡ããã·ãšãã«ãªã©ã®ãã¿ã«é žãš
ã¹ãã«ïŒã°ãªã³ãŒã«é žãšãã«ãã¿ãªã«ãšãã«ãã°
ãªã³ãŒã«é žããã«ãã¿ãªã«ããã«ãªã©ã®ã°ãªã³ãŒ
ã«é žãšã¹ãã«ïŒãããŠãããªãšãã¬ã³ã°ãªã³ãŒã«
ãšã¢ãžãã³é žãšã®ããªãšã¹ãã«ããžãšãã¬ã³ã°ãª
ã³ãŒã«ãšã³ãã¯é žãšã®ããªãšã¹ãã«ãªã©ã®ããªãš
ãã¬ã³ã°ãªã³ãŒã«ãšèèªæäºå¡©åºé žãšã®ããªãšã¹
ãã«ãªã©ãæããããšãã§ããã äžèšã®ããã«ããŠèª¿è£œãããèå äœãšçµåå€ãš
ãå«æããå¡åžæ¶²ãã次ã«ãæ¯æäœã®è¡šé¢ã«åäž
ã«å¡åžããããšã«ããå¡åžæ¶²ã®å¡èã圢æããã
ãã®å¡åžæäœã¯ãéåžžã®å¡åžæ段ãããšãã°ãã
ã¯ã¿ãŒãã¬ãŒããããŒã«ã³ãŒã¿ãŒããã€ãã³ãŒã¿
ãŒãªã©ãçšããããšã«ããè¡ãªãããšãã§ããã æ¯æäœãšããŠã¯ãåŸæ¥ã®æŸå°ç·åçæ³ã«ããã
å¢æçŽïŒãŸãã¯å¢æã¹ã¯ãªãŒã³ïŒã®æ¯æäœãšããŠ
çšããããŠããåçš®ã®ææããããã¯æŸå°ç·åå€
æããã«ã®æ¯æäœãšããŠå ¬ç¥ã®ææããä»»æã«éž
ã¶ããšãã§ããããã®ãããªææã®äŸãšããŠã¯ã
ã»ã«ããŒã¹ã¢ã»ããŒããããªãšã¹ãã«ãããªãšã
ã¬ã³ãã¬ãã¿ã¬ãŒããããªã¢ãããããªã€ããã
ããªã¢ã»ããŒããããªã«ãŒãããŒããªã©ã®ãã©ã¹
ããã¯ç©è³ªã®ãã€ã«ã ãã¢ã«ãããŠã ç®ãã¢ã«ã
ããŠã åéç®ãªã©ã®éå±ã·ãŒããéåžžã®çŽããã©
ã€ã¿çŽãã¬ãžã³ã³ãŒãçŽãäºé žåãã¿ã³ãªã©ã®é¡
æãå«æãããã°ã¡ã³ãçŽãããªããã«ã¢ã«ã³ãŒ
ã«ãªã©ããµã€ãžã³ã°ããçŽãªã©ãæããããšãã§
ããã ãã ããæŸå°ç·åå€æããã«ã®æ å ±èšé²ææãš
ããŠã®ç¹æ§ããã³åæ±ããªã©ãèæ ®ããå Žåãæ¬
çºæã«ãããŠç¹ã«å¥œãŸããæ¯æäœã®ææã¯ãã©ã¹
ããã¯ãã€ã«ã ã§ããããã®ãã©ã¹ããã¯ãã€ã«
ã ã«ã¯ã«ãŒãã³ãã©ãã¯ãªã©ã®å åžåæ§ç©è³ªãç·Ž
ã蟌ãŸããŠããŠãããããããã¯äºé žåãã¿ã³ãª
ã©ã®å åå°æ§ç©è³ªãç·Žã蟌ãŸããŠããŠããããå
è ã¯é«é®®é床ã¿ã€ãã®æŸå°ç·åå€æããã«ã«é©ã
ãæ¯æäœã§ãããåŸè ã¯é«æ床ã¿ã€ãã®æŸå°ç·å
å€æããã«ã«é©ããæ¯æäœã§ããã å ¬ç¥ã®æŸå°ç·åå€æããã«ã«ãããŠãæ¯æäœãš
èå äœå±€ã®çµåã匷åããããããããã¯æŸå°ç·
åå€æããã«ãšããŠã®æ床ãããã¯ç»è³ªïŒé®®é
床ãç²ç¶æ§ïŒãåäžãããããã«ãèå äœå±€ãèš
ããããåŽã®æ¯æäœè¡šé¢ã«ãŒã©ãã³ãªã©ã®é«åå
ç©è³ªãå¡åžããŠæ¥çæ§ä»äžå±€ãšãããããããã¯
äºé žåãã¿ã³ãªã©ã®å åå°æ§ç©è³ªãããªãå åå°
å±€ããããã¯ã«ãŒãã³ãã©ãã¯ãªã©ã®å åžåæ§ç©
質ãããªãå åžåå±€ãªã©ãèšããããšãç¥ãããŠ
ãããæ¬çºæã«ãããŠçšããããæ¯æäœã«ã€ããŠ
ãããããã®åçš®ã®å±€ãèšããããšãã§ãããã
ãã®æ§æã¯ææã®æŸå°ç·åå€æããã«ã®ç®çãçš
å¡ãªã©ã«å¿ããŠä»»æã«éžæããããšãã§ããã ããã«ãç¹éæ58â200200å·å ¬å ±ã«é瀺ãããŠ
ããããã«ãåŸãããç»åã®é®®é床ãåäžããã
ç®çã§ãæ¯æäœã®èå äœå±€åŽã®è¡šé¢ïŒæ¯æäœã®è
å äœå±€åŽã®è¡šé¢ã«æ¥çæ§ä»äžå±€ãå åå°å±€ããã
ã¯å åžåå±€ãªã©ãèšããããŠããå Žåã«ã¯ããã®
è¡šé¢ãæå³ããïŒã«ã¯åŸ®å°ã®å¹åžã圢æãããŠã
ãŠãããã äžèšã®ããã«ããŠæ¯æäœäžã«å¡èã圢æããã®
ã¡å¡èã也ç¥ããŠãæ¯æäœäžãžã®èŒå°œæ§èå äœå±€
ã®åœ¢æãå®äºãããèå äœå±€ã®å±€åã¯ãç®çãšã
ãæŸå°ç·åå€æããã«ã®ç¹æ§ãèå äœã®çš®é¡ãçµ
åå€ãšèå äœãšã®æ··åæ¯ãªã©ã«ãã€ãŠç°ãªããã
éåžžã¯20ÎŒïœä¹è³ïŒmmãšããããã ãããã®å±€å
ã¯50ä¹è³500ÎŒïœãšããã®ã奜ãŸããã ãŸããèŒå°œæ§èå äœå±€ã¯ãå¿ ãããäžèšã®ãã
ã«æ¯æäœäžã«å¡åžæ¶²ãçŽæ¥å¡åžããŠåœ¢æããå¿ èŠ
ã¯ãªããããšãã°ãå¥ã«ãã¬ã©ã¹æ¿ãéå±æ¿ãã
ã©ã¹ããã¯ã·ãŒããªã©ã®ã·ãŒãäžã«å¡åžæ¶²ãå¡åž
ã也ç¥ããããšã«ããèå äœå±€ã圢æããã®ã¡ã
ããããæ¯æäœäžã«æŒå§ãããããããã¯æ¥çå€
ãçšãããªã©ããŠæ¯æäœãšèå äœå±€ãšãçµåããŠ
ãããã èŒå°œæ§èå äœå±€ã¯äžå±€ã ãã§ãããããäºå±€ä»¥
äžãéå±€ããŠããããéå±€ããå Žåã«ã¯ãã®ãã¡
ã®å°ãªããšãäžå±€ãçµæåŒïŒïŒã®äºäŸ¡ãŠãŒãã
ãŠã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœ
ãå«æããå±€ã§ããã°ãããããã«ã®è¡šé¢ã«è¿ã
æ¹ã«åã€ãŠé 次æŸå°ç·ã«å¯Ÿããçºå å¹çãé«ããª
ãããã«è€æ°ã®èå äœå±€ãéå±€ããæ§æã«ããŠã
ããããŸããåå±€ããã³éå±€ã®ãããã®å Žåãã
äžèšèå äœãšãšãã«å ¬ç¥ã®èŒå°œæ§èå äœã䜵çšã
ãããšãã§ããã ãã®ãããªå ¬ç¥ã®èŒå°œæ§èå äœã®äŸãšããŠã¯ã
åè¿°ã®èå äœã»ãã«ãç¹éæ55â12142å·å ¬å ±ã«
èšèŒãããŠããZnSïŒCuãPbãBaOã»xAl2O3ïŒ
EuïŒãã ãã0.8âŠïœâŠ10ïŒãããã³ãMãã»
xSiO2ïŒïŒ¡ïŒãã ããMãã¯MgãCaãSrãZnã
CdããŸãã¯Baã§ãããã¯CeãTbãEuãTmã
PbãTlãBiããŸãã¯Mnã§ãããïœã¯0.5âŠïœâŠ
2.5ã§ããïŒã ç¹éæ55â12143å·å ¬å ±ã«èšèŒãããŠãã
ïŒBa1-x-yãMgxãCayïŒFXïŒaEu2+ïŒãã ãã
ã¯Clããã³Brã®ãã¡ã®å°ãªããšãäžã€ã§ããã
ïœããã³ïœã¯ãïŒïŒïœïŒïœâŠ0.6ããã€xyâ ïŒã§
ãããïœã¯ã10-6âŠïœâŠïŒÃ10-2ã§ããïŒããã
ã³ã ç¹éæ55â12144å·å ¬å ±ã«èšèŒãããŠãã
LnOXïŒxAïŒãã ããLnã¯LaããGdãããã³
Luã®ãã¡ã®å°ãªããšãäžã€ãã¯Clããã³Brã®
ãã¡ã®å°ãªããšãäžã€ãã¯Ceããã³Tbã®ãã¡
ã®å°ãªããšãäžã€ããããŠãïœã¯ãïŒïŒïœïŒ0.1
ã§ããïŒã ãªã©ãæããããšãã§ããã éåžžã®æŸå°ç·åå€æããã«ã«ãããŠã¯ãåè¿°ã®
ããã«æ¯æäœã«æ¥ããåŽãšã¯å察åŽã®èå äœå±€ã®
è¡šé¢ã«ãèå äœå±€ãç©ççããã³ååŠçã«ä¿è·ã
ãããã®éæãªä¿è·èãèšããããŠããããã®ã
ããªéæä¿è·èã¯ãæ¬çºæã®æŸå°ç·åå€æããã«
ã«ã€ããŠãèšçœ®ããããšã奜ãŸããã éæä¿è·èã¯ãããšãã°ãé ¢é žã»ã«ããŒã¹ãã
ããã»ã«ããŒã¹ãªã©ã®ã»ã«ããŒã¹èªå°äœïŒããã
ã¯ããªã¡ãã«ã¡ã¿ã¯ãªã¬ãŒããããªããã«ããã©
ãŒã«ãããªããã«ãã«ããŒã«ãããªã«ãŒãããŒ
ããããªé ¢é žããã«ãå¡©åããã«ã»é ¢é žããã«ã³
ããªããŒãªã©ã®åæé«ååç©è³ªã®ãããªéæãªé«
ååç©è³ªãé©åœãªæº¶åªã«æº¶è§£ããŠèª¿è£œãã溶液ã
èå äœå±€ã®è¡šé¢ã«å¡åžããæ¹æ³ã«ãã圢æããã
ãšãã§ããããããã¯ãããªãšãã¬ã³ãã¬ãã¿ã¬
ãŒããããªãšãã¬ã³ãããªå¡©åãããªãã³ãããª
ã¢ãããªã©ããå¥ã«åœ¢æããéæãªèèãèå äœ
å±€ã®è¡šé¢ã«é©åœãªæ¥çå€ãçšããŠæ¥çãããªã©ã®
æ¹æ³ã«ãã€ãŠã圢æããããšãã§ããããã®ãã
ã«ããŠåœ¢æããéæä¿è·èã®èåã¯ãçŽ0.1ä¹è³
20ÎŒïœãšããã®ãæãŸããã 以äžã«ãæ¬çºæã®å®æœäŸããã³æ¯èŒäŸãèšèŒã
ãããã ãããããã®åäŸã¯æ¬çºæãå¶éããã
ã®ã§ã¯ãªãã å®æœäŸ ïŒ èåããªãŠã ïŒBaBr2ã»2H2OïŒ333.2ïœãå¡©å
ããªãŠã ïŒBaCl2ã»2H2OïŒ244.3ïœãããã³èå
ãŠãŒãããŠã ïŒEuBr3ïŒ0.783ïœãèžçæ°ŽïŒH2OïŒ
800mlã«æ·»å ããæ··åããŠæ°Žæº¶æ¶²ãšããããã®æ°Ž
溶液ã60âã§ïŒæéæžå§ä¹Ÿç¥ããåŸãããã«150
âã§ïŒæéã®ç空也ç¥ãè¡ãªã€ãã 次ã«ãåŸãããèå äœåææ··åç©ãšäºé žåã±ã€
çŽ ïŒSiO2ïŒ0.12ïœãå åã«æ··åããåŸã¢ã«ããã«
ããã«å å¡«ãããããé«æž©é»æ°çã«å ¥ããŠçŒæã
è¡ãªã€ããçŒæã¯ãäžé žåççŽ ãå«ãäºé žåççŽ
é°å²æ°äžã«ãŠ900âã®æž©åºŠã§1.5æéãããŠè¡ãªã€
ããçŒæãå®äºããåŸãçŒæç©ãçå€ã«åãåºã
ãŠå·åŽããããã®ããã«ããŠç²æ«ç¶ã®äºé žåã±ã€
çŽ ãå«æãããäºäŸ¡ãŠãŒãããŠã 賊掻塩åèåã
ãªãŠã èå äœïŒBaCl2ã»BaBr2ã»0.002SiO2ïŒ
0.001Eu2+ïŒãåŸãã ããã«ãäºé žåã±ã€çŽ ã®éãBaBl2ã»BaBr21
ã¢ã«ã«å¯ŸããŠïŒã1.0ã¢ã«ã®ç¯å²ã§å€åãããã
ãšã«ãããäºé žåã±ã€çŽ ã®å«æéã®ç°ãªãåçš®ã®
äºäŸ¡ãŠãŒãããŠã 賊掻塩åèåããªãŠã èå äœ
ïŒBaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2 +ïŒãåŸãã 次ã«ãå®æœäŸïŒã§åŸãããåèå äœã«ç®¡é»å§
80KVpã®ïŒžç·ãç §å°ããåŸåå°äœã¬ãŒã¶ãŒå
ïŒ780nïœïŒã§å±èµ·ããæã®èŒå°œçºå ã®èŒåºŠã枬å®
ããããã®çµæã第ïŒå³ã«ç€ºãã 第ïŒå³ã¯ãBaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2+
ã«ãããäºé žåã±ã€çŽ ã®æéïŒïœå€ïŒãšèŒå°œçºå
èŒåºŠãšã®é¢ä¿ã瀺ãã°ã©ãã§ããã 第ïŒå³ããæãããªããã«æ¬çºæã«çšãããã
BaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2+èå äœã¯ãïœ
å€ã10-4âŠïœâŠïŒÃ10-1ã®ç¯å²ã«ããå Žåã«èŒå°œ
çºå ã®èŒåºŠãåäžãããç¹ã«ãïœå€ãïŒÃ10-4âŠ
ïœâŠ10-1ã®ç¯å²ã«ããèå äœã¯é«èŒåºŠã®èŒå°œçºå
ã瀺ãã å®æœäŸ ïŒ å®æœäŸïŒã§åŸãããç²æ«ç¶ã®äºé žåã±ã€çŽ ãå«
æãããäºäŸ¡ãŠãŒãããŠã 賊掻塩åèåããªãŠã
èå äœïŒBaCl2ã»BaBr2ã»0.002SiO2ïŒ0.001Eu2+ïŒ
ãšç·ç¶ããªãšã¹ãã«æš¹èãšã®æ··åç©ã«ã¡ãã«ãšã
ã«ã±ãã³ãæ·»å ããããã«ç¡å床11.5ïŒ ã®ããã
ã»ã«ããŒã¹ãæ·»å ããŠèå äœãåæ£ç¶æ ã§å«æã
ãåæ£æ¶²ã調補ããã次ã«ããã®åæ£æ¶²ã«çé žã
ãªã¯ã¬ãžã«ãïœâãã¿ããŒã«ãããŠã¡ãã«ãšãã«
ã±ãã³ãæ·»å ããã®ã¡ããããã©ãããµãŒãçšã
ãŠå åã«æ¹ææ··åããŠãèå äœãåäžã«åæ£ãã
ãã€çµåå€ãšèå äœãšã®æ··åæ¯ãïŒïŒ10ãç²åºŠã
25ã35PSïŒ25âïŒã®å¡åžæ¶²ã調補ããã 次ã«ãã¬ã©ã¹æ¿äžã«æ°Žå¹³ã«çœ®ããäºé žåãã¿ã³
ç·Žã蟌ã¿ããªãšãã¬ã³ãã¬ãã¿ã¬ãŒãã·ãŒãïŒæ¯
æäœãåã¿ïŒ250ÎŒïœïŒã®äžã«å¡åžæ¶²ããã¯ã¿ãŒ
ãã¬ãŒããçšããŠåäžã«å¡åžããããããŠå¡åžåŸ
ã«ãå¡èã圢æãããæ¯æäœã也ç¥åšå ã«å ¥ãã
ãã®ä¹Ÿç¥åšã®å éšã®æž©åºŠã25âãã100âã«åŸã
ã«äžæãããŠãå¡èã®ä¹Ÿç¥ãè¡ãªã€ãããã®ãã
ã«ããŠãæ¯æäœäžã«å±€åã250ÎŒïœã®èå äœå±€ã
圢æããã ãããŠããã®èå äœå±€ã®äžã«ããªãšãã¬ã³ãã¬
ãã¿ã¬ãŒãã®éæãã€ã«ã ïŒåã¿ïŒ12ÎŒïœãããª
ãšã¹ãã«ç³»æ¥çå€ãä»äžãããŠãããã®ïŒãæ¥ç
å€å±€åŽãäžã«åããŠçœ®ããŠæ¥çããããšã«ããã
éæä¿è·èã圢æããæ¯æäœãèå äœå±€ããã³é
æä¿è·èããæ§æãããæŸå°ç·åå€æããã«ã補
é ããã æ¯èŒäŸ ïŒ å®æœäŸïŒã«ãããŠãäºé žåã±ã€çŽ ãæ·»å ããªã
ããšä»¥å€ã¯ãå®æœäŸïŒã®æ¹æ³ãšåæ§ã®æäœãè¡ãª
ãããšã«ãããäºäŸ¡ãŠãŒãããŠã 賊掻塩åèåã
ãªãŠã èå äœïŒBaCl2ã»BaBr2ïŒ0.001Eu2+ïŒãåŸ
ãã 次ã«ããã®èŒå°œæ§èå äœãçšããããšä»¥å€ã¯å®
æœäŸïŒã®æ¹æ³ãšåæ§ã®åŠçãè¡ãªãããšã«ããã
æ¯æäœãèå äœå±€ããã³éæä¿è·èããæ§æãã
ãæŸå°ç·åå€æããã«ã補é ããã å®æœäŸïŒããã³æ¯èŒäŸïŒã§åŸãããåæŸå°ç·å
å€æããã«ã«ã管é»å§80KVpã®ïŒžç·ãç §å°ãã
åŸãåå°äœã¬ãŒã¶ãŒå ïŒ780nïœïŒã§å±èµ·ããæ
ã®ããã«ã®æ床ïŒèŒå°œçºå èŒåºŠïŒã枬å®ãããã
ã®çµæã第ïŒè¡šã«ç€ºãã ãè¡šã
çšããããæŸå°ç·åå€æããã«ã«é¢ãããã®ã§ã
ããããã«è©³ããã¯ãæ¬çºæã¯ãèŒå°œæ§ã®äºäŸ¡ãŠ
ãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»
èå äœã䜿çšããæŸå°ç·åå€ææ¹æ³ãããã³ãã®
æ¹æ³ã«çšããããæŸå°ç·åå€æããã«ã«é¢ããã
ã®ã§ããã çºæã®èæ¯ïŒœ åŸæ¥ãããæŸå°ç·åãç»åãšããŠåŸãæ¹æ³ãšã
ãŠãéå¡©æå ææãããªãä¹³å€å±€ãæããæŸå°ç·
åçãã€ã«ã ãšå¢æçŽïŒå¢æã¹ã¯ãªãŒã³ïŒãšã®çµ
åããã䜿çšãããããããæŸå°ç·åçæ³ãå©çš
ãããŠãããäžèšåŸæ¥ã®æŸå°ç·åçæ³ã«ãããæ¹
æ³ã®äžã€ãšããŠãããšãã°ãç¹éæ55â12145å·
å ¬å ±çã«èšèŒãããŠãããããªèŒå°œæ§èå äœãå©
çšããæŸå°ç·åå€ææ¹æ³ãç¥ãããŠããããã®æ¹
æ³ã¯ã被åäœãééããæŸå°ç·ããããã¯è¢«åäœ
ããçºããããæŸå°ç·ãèŒå°œæ§èå äœã«åžåã
ãããã®ã®ã¡ã«ãã®èå äœãå¯èŠå ç·ãèµ€å€ç·ãª
ã©ã®é»ç£æ³¢ïŒå±èµ·å ïŒã§æç³»åçã«å±èµ·ããããš
ã«ãããèå äœäžã«èç©ãããŠããæŸå°ç·ãšãã«
ã®ãŒãèå ïŒèŒå°œçºå ïŒãšããŠæŸåºããããã®è
å ãå é»çã«èªåã€ãŠé»æ°ä¿¡å·ãåŸããã®é»æ°ä¿¡
å·ãç»ååãããã®ã§ããã äžèšæŸå°ç·åå€ææ¹æ³ã«ããã°ãåŸæ¥ã®æŸå°ç·
åçæ³ãå©çšããå Žåã«æ¯èŒããŠãã¯ããã«å°ãª
ã被æç·éã§æ å ±éã®è±å¯ãªïŒžç·ç»åãåŸãããš
ãã§ãããšããå©ç¹ããããåŸã€ãŠããã®æŸå°ç·
åå€ææ¹æ³ã¯ãç¹ã«å»ç蚺æãç®çãšããç·æ®
圱ãªã©ã®çŽæ¥å»ççšæŸå°ç·æ®åœ±ã«ãããŠå©çšäŸ¡å€
ãéåžžã«é«ããã®ã§ããã äžèšæŸå°ç·åå€ææ¹æ³ã«çšããããèŒå°œæ§èå
äœãšããŠãåŸæ¥ãããäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«
ã«ãªåé¡éå±åŒåããã²ã³åç©èå äœïŒMãFXïŒ
Eu2+ããã ãMãã¯BaãSrããã³Caãããªã矀
ããéžã°ããå°ãªããšãäžçš®ã®ã¢ã«ã«ãªåé¡éå±
ã§ãããã¯åŒçŽ 以å€ã®ããã²ã³ã§ããïŒãææ¡
ãããŠããããã®èå äœã¯ãç·ãªã©ã®æŸå°ç·ã
åžåããã®ã¡ãå¯èŠå ä¹è³èµ€å€ç·é åã®é»ç£æ³¢ã®
ç §å°ãåãããšè¿çŽ«å€é åã«çºå ïŒèŒå°œçºå ïŒã
瀺ããã®ã§ããã äžè¿°ã®ããã«æŸå°ç·åå€ææ¹æ³ã¯èå äœã®èŒå°œ
æ§ãå©çšãããã®ã§ããããèŒå°œæ§ã瀺ãèå äœ
èªäœããã®äºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡é
å±ããã²ã³åç©èå äœä»¥å€ã¯ããŸãç¥ãããŠããª
ãã æ¬åºé¡äººã¯ãäžèšçµæåŒã§è¡šããããæ°èŠãªäº
䟡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³å
ç©èå äœãçšããæŸå°ç·åå€ææ¹æ³ããã³æŸå°ç·
åå€æããã«ã«ã€ããŠãæ¢ã«ç¹èš±åºé¡ããŠãã
ïŒç¹é¡æ58â193162å·ïŒã çµæåŒïŒMãX2ã»aMãXâ²2ïŒxEu2+ ïŒãã ããMãã¯BaãSrããã³Caãããªã矀ã
ãéžã°ããå°ãªããšãäžçš®ã®ã¢ã«ã«ãªåé¡éå±ã§
ããïŒïŒžããã³Xâ²ã¯ClãBrããã³ïŒ©ãããªã矀
ããéžã°ããå°ãªããšãäžçš®ã®ããã²ã³ã§ãã€
ãŠããã€ïŒžâ Xâ²ã§ããïŒãããŠïœã¯0.1âŠïœâŠ
10.0ã®ç¯å²ã®æ°å€ã§ãããïœã¯ïŒïŒïœâŠ0.2ã®ç¯
å²ã®æ°å€ã§ããïŒ ãã®äºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±ã
ãã²ã³åç©èå äœã¯ãäžèšæ现æžã«èšèŒãããŠã
ãããã«ãã®ïŒžç·åæãã¿ãŒã³ãããåèšMã
FXïŒEu2+èå äœãšã¯çµæ¶æ§é ãç°ã«ããå¥çš®ã®
èå äœã§ããããšãå€æããŠãããç·ã玫å€
ç·ãé»åç·ãªã©ã®æŸå°ç·ãç §å°ããã®ã¡450ã
1000nïœã®æ³¢é·é åã®é»ç£æ³¢ã§å±èµ·ãããšã405n
ïœä»è¿ã«çºå 極倧ãæããè¿çŽ«å€ä¹è³éè²çºå
ïŒèŒå°œçºå ïŒç€ºããã®ã§ããã äžèšèŒå°œæ§èå äœãããªãæŸå°ç·åå€æããã«
ãçšããæŸå°ç·åå€ææ¹æ³ã¯ãäžè¿°ã®ããã«éåžž
ã«æå©ãªç»å圢ææ¹æ³ã§ãããããã®æ¹æ³ã«ãã
ãŠããã®æ床ã¯ã§ããéãé«ããã®ã§ããããšã
æãŸãããæŸå°ç·åå€æããã«ã®æŸå°ç·ã«å¯Ÿãã
æ床ã¯äžè¬ã«ãããã«çšããããèå äœã®èŒå°œçº
å èŒåºŠãé«ãã»ã©é«ããªããåŸã€ãŠãããã«ã«çš
ããããèŒå°œæ§èå äœã¯ãã®èŒå°œçºå èŒåºŠãã§ã
ãéãé«ããã®ã§ããããšãæãŸããã çºæã®èŠæšïŒœ æ¬çºæã¯ãæ床ã®åäžããæŸå°ç·åå€ææ¹æ³ã
ãã³ãã®æ¹æ³ã«çšããããæŸå°ç·åå€æããã«ã
æäŸããããšããã®ç®çãšãããã®ã§ããã æ¬çºæè ã¯ãäžèšç®çãéæããããã«ãäžèš
ã®æ°èŠãªäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±
ããã²ã³åç©èå äœã«ã€ããŠçš®ã ã®ç 究ãè¡ãªã€
ãããã®çµæã該èå äœã«ç¹å®éã®äºé žåã±ã€çŽ
ãæ·»å ããŠåŸãããèå äœã¯ãé«èŒåºŠã®èŒå°œçºå
ã瀺ãããšãèŠåºããæ¬çºæã«å°éãããã®ã§ã
ãã ããªãã¡ãæ¬çºæã®æŸå°ç·åå€ææ¹æ³ã¯ã被å
äœãééããããããã¯è¢«æ€äœããçºããããæŸ
å°ç·ããäžèšçµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒ
ãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»è
å äœã«åžåãããåŸããã®èå äœã«450ã1000n
ïœã®æ³¢é·é åã®é»ç£æ³¢ãç §å°ããããšã«ããã該
èå äœã«èç©ãããŠããæŸå°ç·ãšãã«ã®ãŒãèå
ãšããŠæŸåºããããããŠãã®èå ãæ€åºããããš
ãç¹åŸŽãšããã çµæåŒïŒïŒïŒ MãX2ã»aMãXâ²2ã»bSiO2ïŒxEu2+ âŠâŠïŒïŒ ïŒãã ããMãã¯BaãSrããã³Caãããªã矀ã
ãéžã°ããå°ãªããšãäžçš®ã®ã¢ã«ã«ãªåé¡éå±ã§
ããïŒïŒžããã³Xâ²ã¯ããããClãBrããã³ïŒ©ã
ããªã矀ããéžã°ããå°ãªããšãäžçš®ã®ããã²ã³
ã§ãã€ãŠããã€ïŒžâ Xâ²ã§ããïŒãããŠïœã¯0.1âŠ
ïœâŠ10.0ã®ç¯å²ã®æ°å€ã§ãããïœã¯10-4âŠïœâŠïŒ
Ã10-1ã®ç¯å²ã®æ°å€ã§ãããïœã¯ïŒïŒïœâŠ0.2ã®
ç¯å²ã®æ°å€ã§ããïŒ ãŸããæ¬çºæã®æŸå°ç·åå€æããã«ã¯ãæ¯æäœ
ãšãã®æ¯æäœäžã«èšããããèŒå°œæ§èå äœå±€ãšã
ãå®è³ªçã«æ§æãããæŸå°ç·åå€æããã«ã§ãã€
ãŠã該èŒå°œæ§èå äœå±€ããäžèšçµæåŒïŒïŒã§è¡š
ããããäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±
ããã²ã³åç©ç³»èå äœãå«æããããšãç¹åŸŽãšã
ãã æ¬çºæã¯ãäžèšã®æ°èŠãªäºäŸ¡ãŠãŒãããŠã 賊掻
ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©èå äœã«ç¹å®éã®
äºé žåã±ã€çŽ ãæ·»å ããããšã«ãããèå äœã«ïŒž
ç·ãªã©ã®æŸå°ç·ãç §å°ããã®ã¡450ã1000nïœã®
æ³¢é·é åã®é»ç£æ³¢ã§å±èµ·ãããšãã®èŒå°œçºå èŒåºŠ
ãé¡èã«åäžãããšããæ°ããªç¥èŠã«åºã¥ããŠå®
æããããã®ã§ããã åŸã€ãŠãäžèšçµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠ
ãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»
èå äœãçšããããšã«ãããæŸå°ç·åå€ææ¹æ³ã®
æ床ãåäžãããããšãã§ããããŸããäžèšèå
äœãããªãæ¬çºæã®æŸå°ç·åå€æããã«ã¯é¡èã«
åäžããæ床ã瀺ãã çºæã®æ§æ æ¬çºæã«çšããããäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«
ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœã¯ãçµæåŒ
ïŒïŒ MãX2ã»aMãXâ²2ã»bSiO2ïŒxEu2+ âŠâŠïŒïŒ ïŒãã ããMãã¯BaãSrããã³Caãããªã矀ã
ãéžã°ããå°ãªããšãäžçš®ã®ã¢ã«ã«ãªåé¡éå±ã§
ããïŒïŒžããã³Xâ²ã¯ããããClãBrããã³ïŒ©ã
ããªã矀ããéžã°ããå°ãªããšãäžçš®ã®ããã²ã³
ã§ãã€ãŠããã€ïŒžâ Xâ²ã§ããïŒãããŠïœã¯0.1âŠ
ïœâŠ10.0ã®ç¯å²ã®æ°å€ã§ãããïœã¯10-4âŠïœâŠïŒ
Ã10-1ã®ç¯å²ã®æ°å€ã§ãããïœã¯ïŒïŒïœâŠ0.2ã®
ç¯å²ã®æ°å€ã§ããïŒ ã§è¡šããããã äžèšçµæåŒïŒïŒã§è¡šããããèå äœã«ãããŠ
èŒå°œçºå èŒåºŠã®ç¹ãããäºé žåã±ã€çŽ ïŒSiO2ïŒ
ã®éãè¡šããïœå€ã¯ïŒÃ10-4âŠïœâŠ10-1ã®ç¯å²ã«
ããã®ã奜ãŸããããŸããçµæåŒïŒïŒã«ããã
MãX2ãšMãXâ²2ãšã®å²åãè¡šããïœå€ã¯0.3âŠïœâŠ
3.3ã®ç¯å²ã«ããã®ã奜ãŸãããããã«å¥œãŸãã
ã¯0.5âŠïœâŠ2.0ã®ç¯å²ã§ããããŠãŒãããŠã ã®è³Š
掻éãè¡šããïœå€ã¯10-5âŠïœâŠ10-1ã®ç¯å²ã«ãã
ã®ã奜ãŸããã äžèšçµæåŒïŒïŒã§è¡šããããèå äœã®äžäŸã§
ããBaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2+èå äœã«
ãããŠãèå äœäžã®äºé žåã±ã€çŽ ã®éãè¡šããïœ
å€ãšèŒå°œçºå èŒåºŠã¯ã第ïŒå³ã«ç€ºããããªé¢ä¿ã«
ããã 第ïŒå³ã¯ãBaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2+
èå äœã«ãããïœå€ãšèŒå°œçºå èŒåºŠïŒ»80KVpã®
ç·ãç §å°ããåŸåå°äœã¬ãŒã¶å ïŒ780nïœïŒã§
å±èµ·ããæã®èŒå°œçºå èŒåºŠïŒœãšã®é¢ä¿ã瀺ãã°ã©
ãã§ããã第ïŒå³ããæãããªããã«ãïœå€ã
10-4âŠïœâŠïŒÃ10-1ã®ç¯å²ã«ããBaCl2ã»
BaBr2ã»bSiO2ïŒ0.001Eu2+èå äœã¯ãäºé žåã±ã€
çŽ ãæ·»å ããªãèå äœïŒïœïŒïŒïŒãããé«èŒåºŠã®
èŒå°œçºå ã瀺ããæ¬çºæã®æŸå°ç·åå€ææ¹æ³ã«çš
ããããäºé žåã±ã€çŽ ãå«æãããäºäŸ¡ãŠãŒãã
ãŠã 賊掻塩åèåããªãŠã èå äœã«ãããïœå€ã
10-4âŠïœâŠïŒÃ10-1ã®ç¯å²ã«èŠå®ããã®ã¯ããã®
ãããªäºå®ã«åºã¥ããŠã§ããããŸã第ïŒå³ããã
ç¹ã«ïœå€ãïŒÃ10-4âŠïœâŠ10-1ã®ç¯å²ã«ããèå
äœã¯ãèããé«èŒåºŠã®èŒå°œçºå ã瀺ãããšãæã
ãã§ããã ãªããMãããXâ²ããã³ïœãäžèšä»¥å€ã®æ¬çº
æã«çšããããäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªå
é¡éå±ããã²ã³åç©èç³»å äœã«ã€ããŠããïœå€ãš
èŒå°œçºå èŒåºŠãšã®é¢ä¿ã¯ç¬¬ïŒå³ãšåããããªåŸå
ã«ããããšã確èªãããŠããã ãŸããäžèšäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡
éå±ããã²ã³åç©ç³»èå äœã«ã¯ãSiO2ãæ·»å ã
ãããšã«ããå¹æïŒèŒå°œçºå èŒåºŠã®åäžïŒã倱ãª
ãããªãç¯å²å ã§çš®ã ã®æ·»å æåãæ·»å ãããŠã
ãŠãããããã®ãããªæ·»å æåãšããŠã¯ããšãã°
äºé žåãªã³ãæããããšãã§ããã ãªããäžèšçµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒ
ãããŠã ä»æŽ»ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»è
å äœã®èŒå°œå±èµ·ã¹ãã¯ã«ã¯ãåèšç¹é¡æ58â
193162å·æ现æžã«èšèŒãããŠããäºäŸ¡ãŠãŒãããŠ
ã ä»æŽ»ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©èå äœã®èŒ
å°œå±èµ·ã¹ãã¯ãã«ãšã»ãŒåãã§ããããããŠãã
ã®èŒå°œå±èµ·ã¹ãã¯ãã«ã®æ³¢é·é åã¯450ã1000n
ïœãšåºãããã®ããã«ãã®èå äœã䜿çšããæ¬çº
æã®æŸå°ç·åå€ææ¹æ³ã«ãããŠã¯å±èµ·å ã®æ³¢é·ã
é©åœã«å€ããããšãã§ãããããªãã¡ããã®å±èµ·
å æºãç®çã«å¿ããŠé©å®éžæããããšãå¯èœã«ãª
ããããšãã°ãäžèšèå äœã®èŒå°œå±èµ·ã¹ãã¯ãã«
ã¯çŽ1000nïœã«ãŸã§åãã§ããããã«ãèŒå°œå æº
ãšããŠå°åã§é§åé»åã®å°ããåå°äœã¬ãŒã¶ãŒ
ïŒèµ€å€é åã«çºå æ³¢é·ãæããïŒãå©çšããããš
ãã§ããåŸã€ãŠãæŸå°ç·åå€ææ¹æ³ãå®æœããã
ãã®è£ 眮ãå°ååããããšãå¯èœãšãªãããŸãã
èŒå°œçºå ã®èŒåºŠããã³çºå å ãšã®æ³¢é·åé¢ã®ç¹ã
ãã¯ãæ¬çºæã®æŸå°ç·åå€ææ¹æ³ã«ãããå±èµ·å
ã¯500ã850nïœã®æ³¢é·é åã®é»ç£æ³¢ã§ããã®ã奜
ãŸããã äžèšçµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒãããŠ
ã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœã¯
ããšãã°ã以äžã«èšèŒãããããªè£œé æ³ã«ãã補
é ããããšãã§ããã ãŸããèå äœåæãšããŠã (1) ããã²ã³åããªãŠã ãããã²ã³åã«ã«ã·ãŠ
ã ãããã²ã³åã¹ããã³ããŠã ãããªã矀ãã
éžã°ããå°ãªããšãäºçš®ã®ã¢ã«ã«ãªåé¡éå±ã
ãã²ã³åç©ã (2) äºé žåã±ã€çŽ ã (3) ããã²ã³åç©ãé žåç©ãç¡é žå¡©ãç¡«é žå¡©ãªã©
ã®ãŠãŒãããŠã ã®ååç©ãããªã矀ããéžã°ã
ãå°ãªããšãäžçš®ã®ãŠãŒãããŠã ååç©ã ãçšæãããå Žåã«ãã€ãŠã¯ãããã«ããã²ã³å
ã¢ã³ã¢ããŠã ãªã©ããã©ãã¯ã¹ãšããŠäœ¿çšããŠã
ããã èå äœã®è£œé ã«éããŠã¯å ããäžèš(1)ã®ã¢ã«ã«
ãªåé¡éå±ããã²ã³åç©ã(2)ã®äºé žåã±ã€çŽ ãã
ã³(3)ã®ãŠãŒãããŠã ååç©ãçšããŠãååŠéè«ç
ã«ãçµæåŒïŒïŒïŒ MãX2ã»aMãXâ²2ã»bSiO2ïŒxEu âŠâŠïŒïŒ ïŒãã ããMãããXâ²ãïœãïœããã³ïœã®å®çŸ©
ã¯åè¿°ãšåãã§ããïŒ ã«å¯Ÿå¿ããçžå¯Ÿæ¯ãšãªãããã«ç§€éæ··åããã äžèšã®æ··åç©æäœã¯ãããšãã°æžæ¿æ¶²ã®ç¶æ ã§
è¡ãªãããããããŠããã®èå äœåææ··åç©ã®æž
æ¿æ¶²ããæ°Žåãé€å»ããããšã«ããåºåœ¢ç¶ã®ä¹Ÿç¥
æ··åç©ãåŸãããããã®æ°Žåã®é€å»æäœã¯ãåžžæž©
ãããã¯ããŸãé«ããªã枩床ïŒããšãã°ã200â
以äžïŒã«ãŠãæžå§ä¹Ÿç¥ãç空也ç¥ããããã¯ãã®
äž¡æ¹ã«ããè¡ãªãããã®ã奜ãŸããããã¡ããæ··
åæäœã¯äžèšã®æ¹æ³ã«éããããã®ã§ã¯ãªãã ãªããäžèš(2)ã®äºé žåã±ã€çŽ ã¯ãèå äœåæã®
ã®ç§€éæ··åæã«æ·»å ããªãã§ãã®ä¹Ÿç¥æ··åç©ã«æ·»
å ãããŠãããã 次ã«ãåŸããã也ç¥æ··åç©ã¯åŸ®çŽ°ã«ç²ç ããã
ãã®ç²ç ç©ã¯ç³è±ããŒããã¢ã«ããã«ãããªã©ã®
èç±æ§å®¹åšã«å å¡«ãããŠãé»æ°çäžã§çŒæãè¡ãª
ããããçŒæ枩床ã¯500ã1300âã®ç¯å²ãé©åœã§
ãããçŒææéã¯èå äœåææ··åç©ã®å å¡«éãã
ã³çŒæ枩床ãªã©ã«ãã€ãŠãç°ãªãããäžè¬ã«ã¯
0.5ãïŒæéãé©åœã§ãããçŒæé°å²æ°ãšããŠã¯ã
å°éã®æ°ŽçŽ ã¬ã¹ãå«æããçªçŽ ã¬ã¹é°å²æ°ããã
ãã¯ãäžé žåççŽ ãå«æããäºé žåççŽ é°å²æ°ãª
ã©ã®åŒ±éå æ§ã®é°å²æ°ãå©çšããã䜿çšããããŠ
ãŒãããŠã ååç©ãäžäŸ¡ã®ãŠãŒãããŠã ãå«ãå Ž
åã«ã¯ããã®åŒ±éå æ§ã®é°å²æ°ã«ãã€ãŠçŒæéçš
ã«ãããŠäžäŸ¡ã®ãŠãŒãããŠã ã¯äºäŸ¡ã®ãŠãŒãããŠ
ã ã«éå ãããã ãªããäžèšã®çŒææ¡ä»¶ã§èå äœåææ··åç©ãäž
床çŒæããã®ã¡ã«ãã®çŒæç©ãæŸå·åŸç²ç ããã
ãã«åçŒæïŒäºæ¬¡çŒæïŒãè¡ãªãæ¹æ³ãå©çšããŠ
ããããåçŒæã¯ãäžèšã®åŒ±ç°å æ§é°å²æ°ããã
ã¯çªçŽ ã¬ã¹é°å²æ°ãã¢ã«ãŽã³ã¬ã¹é°å²æ°ãªã©ã®äž
æ§é°å²æ°äžã§ã500ã800âã®çŒæ枩床ã«ãŠ0.5ã
12æéãããŠè¡ãªãããã äžèšçŒæã«ãã€ãŠæ¬çºæã«çšããããç²æ«ç¶ã®
èå äœãåŸãããããªããåŸãããç²æ«ç¶ã®èå
äœã«ã€ããŠã¯ãå¿ èŠã«å¿ããŠãããã«ãæŽæµã也
ç¥ããµããåããªã©ã®èå äœã®è£œé ã«ãããåçš®
ã®äžè¬çãªæäœãè¡ãªã€ãŠãããã ãªããèå äœãããã«åèšã®ãããªæ·»å æåã
å«æãããã®ã§ããå Žåã«ã¯ãæ·»å æåã¯èå äœ
åæã秀éæ··åããæã«ããããã¯çŒæåã«æ·»å
ãããã 以äžã«èª¬æãã補é æ³ãå©çšããããšã«ãã€ãŠ
åèšã®çµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒãããŠ
ã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœã
åŸãããã æ¬çºæã®æŸå°ç·åå€ææ¹æ³ã«ãããŠãäžèšçµæ
åŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«
ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœã¯ããããå«
æããæŸå°ç·åå€æããã«ïŒèç©æ§èå äœã·ãŒã
ãšãããïŒã®åœ¢æ ã§çšããã®ã奜ãŸããã æŸå°ç·åå€æããã«ã¯ãåºæ¬æ§é ãšããŠãæ¯æ
äœãšããã®çé¢ã«èšããããå°ãªããšãäžå±€ã®èŒ
å°œæ§çºå äœå±€ãšãããªããã®ã§ãããèŒå°œæ§èå
äœå±€ã¯ãèŒå°œæ§èå äœãšãã®èŒå°œæ§èå äœãåæ£
ç¶æ ã§å«ææ¯æããçµåå€ãããªãããªãããã®
èå äœå±€ã®æ¯æäœãšã¯å察åŽã®è¡šé¢ïŒæ¯æäœã«é¢
ããŠããªãåŽã®è¡šé¢ïŒã«ã¯äžè¬ã«ãéæãªä¿è·è
ãèšããããŠããŠãèå äœå±€ãååŠçãªå€è³ªãã
ãã¯ç©ççãªè¡æããä¿è·ããŠããã ããªãã¡ãæ¬çºæã®æŸå°ç·åå€ææ¹æ³ã¯ãåèš
ã®çµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒãããŠã 賊
掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœãããª
ãèå äœå±€ãæããæŸå°ç·åå€æããã«ãçšããŠ
å®æœããã®ãæãŸããã çµæåŒïŒïŒã§è¡šããããèŒå°œæ§èå äœãæŸå°
ç·åå€æããã«ã®åœ¢æ ã§çšããæ¬çºæã®æŸå°ç·å
å€ææ¹æ³ã«ãããŠã¯ã被åäœãééãããããã
ã¯è¢«æ€äœããçºããããæŸå°ç·ã¯ããã®æŸå°ç·é
ã«æ¯äŸããŠæŸå°ç·åå€æããã«ã®èå äœå±€ã«åžå
ãããæŸå°ç·åå€æããã«äžã«ã¯è¢«åäœãããã¯
被æ€äœã®æŸå°ç·åãæŸå°ç·ãšãã«ã®ãŒã®èç©åãš
ããŠåœ¢æãããããã®èç©åã¯ã450ã1000nïœ
ã®æ³¢é·é åã®é»ç£æ³¢ïŒå±èµ·å ïŒã§å±èµ·ããããšã«
ãããèŒå°œçºå ïŒèå ïŒãšããŠæŸå°ãããããšã
ã§ãããã®èŒå°œçºå ãå é»çã«èªã¿åã€ãŠé»æ°ä¿¡
å·ã«å€æããããšã«ãããæŸå°ç·ãšãã«ã®ãŒã®è
ç©åãç»ååããããšãå¯èœãšãªãã æ¬çºæã®æŸå°ç·åå€ææ¹æ³ããçµæåŒïŒïŒã§
è¡šããããèŒå°œæ§èå äœãæŸå°ç·åå€æããã«ã®
圢æ ã§çšããæ æ§ãäŸã«ãšãã第ïŒå³ã«ç€ºãæŠç¥
å³ãçšããŠå ·äœçã«èª¬æããã 第ïŒå³ã«ãããŠãïŒïŒã¯ïŒžç·ãªã©ã®æŸå°ç·çºç
è£ çœ®ãïŒïŒã¯è¢«åäœãïŒïŒã¯äžèšçµæåŒïŒïŒã§
è¡šããããèŒå°œæ§èå äœãå«æããæŸå°ç·åå€æ
ããã«ãïŒïŒã¯æŸå°ç·åå€æããã«ïŒïŒäžã®æŸå°
ç·ãšãã«ã®ãŒã®èç©åãèå ãšããŠæŸå°ãããã
ãã®å±èµ·æºãšããŠã®å æºãïŒïŒã¯æŸå°ç·åå€æã
ãã«ïŒïŒããæŸå°ãããèå ãæ€åºããå é»å€æ
è£ çœ®ãïŒïŒã¯å é»å€æè£ çœ®ïŒïŒã§æ€åºãããå é»
å€æä¿¡å·ãç»åãšããŠåçããè£ çœ®ãïŒïŒã¯åç
ãããç»åã衚瀺ããè£ çœ®ããããŠãïŒïŒã¯å æº
ïŒïŒããã®åå°å ãééãããªãã§æŸå°ç·åå€æ
ããã«ïŒïŒããæŸå°ãããèå ã®ã¿ãééããã
ããã®ãã€ã«ã¿ãŒã§ããã ãªãã第ïŒå³ã¯è¢«åäœã®æŸå°ç·ééåãåŸãå Ž
åã®äŸã瀺ããŠãããã被åäœïŒïŒèªäœãæŸå°ç·
ãçºãããã®ïŒæ¬æ现æžã«ãããŠã¯ããã被æ€äœ
ãšããïŒã§ããå Žåã«ã¯ãäžèšã®æŸå°ç·çºçè£ çœ®
ïŒïŒã¯ç¹ã«èšçœ®ããå¿ èŠã¯ãªãããŸããå é»å€æ
è£ çœ®ïŒïŒãç»ç·è¡šç€ºè£ 眮ïŒïŒãŸã§ã¯ãæŸå°ç·åå€
æããã«ïŒïŒããèå ãšããŠæŸå°ãããæ å ±ãäœ
ããã®åœ¢ã§ç»åãšããŠåçã§ããä»ã®é©åœãªè£ 眮
ã«å€ããããšãã§ããã 第ïŒå³ã«ç€ºãããããã«ã被åäœïŒïŒã«æŸå°ç·
çºçè£ çœ®ïŒïŒããç·ãªã©ã®æŸå°ç·ãç §å°ãã
ãšããã®æŸå°ç·ã¯è¢«åäœïŒïŒããã®åéšã®æŸå°ç·
ééçã«æ¯äŸããŠééããã被åäœïŒïŒãééã
ãæŸå°ç·ã¯ã次ã«æŸå°ç·åå€æããã«ïŒïŒã«å ¥å°
ãããã®æŸå°ç·ã®åŒ·åŒ±ã«æ¯äŸããŠæŸå°ç·åå€æã
ãã«ïŒïŒã®èå äœå±€ã«åžåããããããªãã¡ãæŸ
å°ç·åå€æããã«ïŒïŒäžã«ã¯æŸå°ç·ééåã«çžåœ
ããæŸå°ç·ãšãã«ã®ãŒã®èç©åïŒäžçš®ã®æœåïŒã
圢æãããã 次ã«ãæŸå°ç·åå€æããã«ïŒïŒã«å æºïŒïŒãçš
ããŠ450ã1000nïœã®æ³¢é·é åã®é»ç£æ³¢ãç §å°ã
ããšãæŸå°ç·åå€æããã«ïŒïŒã«åœ¢æãããæŸå°
ç·ãšãã«ã®ãŒã®èç©åã¯ãèå ãšããŠæŸå°ãã
ãããã®æŸå°ãããèå ã¯ãæŸå°ç·åå€æããã«
ïŒïŒã®èå äœå±€ã«åžåãããæŸå°ç·ãšãã«ã®ãŒã®
匷匱ã«æ¯äŸããŠããããã®èå ã®åŒ·åŒ±ã§æ§æãã
ãå ä¿¡å·ããããšãã°ãå é»åå¢å管ãªã©ã®å é»
å€æè£ çœ®ïŒïŒã§é»æ°ä¿¡å·ã«å€æããç»ååçè£ çœ®
ïŒïŒã«ãã€ãŠç»åãšããŠåçããç»åè¡šç€ºè£ çœ®ïŒ
ïŒã«ãã€ãŠãã®ç»åã衚瀺ããã ããšãã°ãæŸå°ç·åå€æããã«ïŒïŒã«èç©ãã
ãæŸå°ç·åã®èªåãã¯ãå æºïŒïŒããæŸå°ããã
é»ç£æ³¢ã§ããã«ïŒïŒãèµ°æ»ãããã®èµ°æ»ã«ãã€ãŠ
ããã«ïŒïŒããæŸå°ãããèå ãå é»å€æè£ çœ®ïŒ
ïŒã«ããæ€åºããŠãæç³»åé»æ°ä¿¡å·ãåŸãããšã«
ãã€ãŠè¡ãªãããã æ¬çºæã®æŸå°ç·åå€ææ¹æ³ã«ãããŠã被åäœã®
æŸå°ç·ééåãåŸãå Žåã«çšããããæŸå°ç·ã¯ã
äžèšèå äœããã®æŸå°ç·ã®ç §å°ãåããåŸããã
ã«äžèšé»ç£æ³¢ã§å±èµ·ãããæã«èŒå°œçºå ã瀺ãã
ããã®ã§ããã°ãããªãæŸå°ç·ã§ãã€ãŠãããã
äŸãã°ãç·ãé»åç·ã玫å€ç·ãªã©äžè¬ã«ããç¥
ãããŠããæŸå°ç·ãçšããããšãã§ããããŸãã
被æ€äœã®æŸå°ç·åãåŸãå Žåã«çŽæ¥ã«è¢«æ€äœãã
çºããããæŸå°ç·ããåæ§ã«äžèšèå äœã«åžåã
ããŠèŒå°œçºå ã®ãšãã«ã®ãŒæºãšãªããã®ã§ããã°
ãããªãæŸå°ç·ã§ãã€ãŠãããããã®äŸãšããŠã¯
γç·ãαç·ãβç·ãªã©ã®æŸå°ç·ãæããããšãã§
ããã äžèšã®ããã«ããŠè¢«åäœãããã¯è¢«æ€äœããã®
æŸå°ç·ãåžåããèå äœãå±èµ·ããé»ç£æ³¢ã®å æº
ãšããŠã¯ã450ã1000nïœã®æ³¢é·é åã«ãã³ãã¹
ãã¯ãã«ååžããã€å ãæŸå°ããå æºã®ã»ãã«
Arã€ãªã³ã¬ãŒã¶ãŒãKrã€ãªã³ã¬ãŒã¶ãŒãHeâ
Neã¬ãŒã¶ãŒãã«ããŒã»ã¬ãŒã¶ãŒãåå°äœã¬ãŒã¶
ãŒãã¬ã©ã¹ã»ã¬ãŒã¶ãŒãYAGã¬ãŒã¶ãŒãè²çŽ ã¬
ãŒã¶ãŒçã®ã¬ãŒã¶ãŒããã³çºå ãã€ãªãŒããªã©ã®
å æºã䜿çšããããšãã§ããããããã®ãã¡ã§ã¬
ãŒã¶ãŒå ã¯ãåäœé¢ç©åœãã®ãšãã«ã®ãŒå¯åºŠã®é«
ãã¬ãŒã¶ãŒããŒã ãæŸå°ç·åå€æããã«ã«ç §å°ã
ãããšãã§ãããããæ¬çºæã«ãããŠçšããå±èµ·
çšå æºãšããŠå¥œãŸããããããã®ãã¡ã§ãã®å®å®
æ§ããã³åºåãªã©ã®ç¹ããã奜ãŸããã¬ãŒã¶ãŒå
ã¯HeâNeã¬ãŒã¶ãŒãArã€ãªã³ã¬ãŒã¶ãŒããã³
Krã€ãªã³ã¬ãŒã¶ãŒã§ããããŸããåå°äœã¬ãŒã¶
ãŒã¯ãå°åã§ããããšãé§åé»åãå°ããããšã
çŽæ¥å€èª¿ãå¯èœãªã®ã§ã¬ãŒã¶ãŒåºåã®å®å®åãç°¡
åã«ã§ããããšããªã©ã®çç±ã«ããå±èµ·å æºãšã
ãŠå¥œãŸããã 次ã«ãæ¬çºæã®æŸå°ç·åå€ææ¹æ³ã«çšãããã
æŸå°ç·åå€æããã«ã«ã€ããŠèª¬æããã ãã®æŸå°ç·åå€æããã«ã¯ãåè¿°ã®ããã«ãå®
質çã«æ¯æäœãšããã®æ¯æäœäžã«èšããããåèš
çµæåŒïŒïŒã§è¡šããããäºäŸ¡ãŠãŒãããŠã 賊掻
ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœãåæ£ç¶
æ ã§å«ææ¯æããçµåå€ãããªãèŒå°œæ§èå äœå±€
ãšããæ§æããããèŒå°œæ§èå äœå±€ã¯ãããšãã°
次ã®ãããªæ¹æ³ã«ããæ¯æäœäžã«åœ¢æããããšã
ã§ããã èå äœå±€ã®çµåå€ã®äŸãšããŠã¯ããŒã©ãã³çã®
èçœè³ªãããã¹ãã©ã³çã®ããªãµãã«ã©ã€ãããŸ
ãã¯ã¢ã©ãã¢ãŽã ã®ãããªå€©ç¶é«ååç©è³ªïŒãã
ã³ãããªããã«ããã©ãŒã«ãããªé ¢é žããã«ãã
ããã»ã«ããŒã¹ããšãã«ã»ã«ããŒã¹ãå¡©åãããª
ãã³ã»å¡©åããã«ã³ããªããŒãããªã¢ã«ãã«ïŒã¡
ã¿ïŒã¢ã¯ãªã¬ãŒããå¡©åããã«ã»é ¢é žããã«ã³ã
ãªããŒãããªãŠã¬ã¿ã³ãã»ã«ããŒã¹ã¢ã»ããŒãã
ãã¬ãŒããããªããã«ã¢ã«ã³ãŒã«ãç·ç¶ããªãšã¹
ãã«ãªã©ãããªåæé«ååç©è³ªãªã©ã«ãã代衚ã
ããçµåå€ãæããããšãã§ããããã®ãããªçµ
åå€ã®ãªãã§ãç¹ã«å¥œãŸãããã®ã¯ããããã»ã«
ããŒã¹ãç·ç¶ããªãšã¹ãã«ãããªã¢ã«ãã«ïŒã¡
ã¿ïŒã¢ã¯ãªã¬ãŒãããããã»ã«ããŒã¹ãšç·ç¶ããª
ãšã¹ãã«ãšã®æ··åç©ãããã³ãããã»ã«ããŒã¹ãš
ããªã¢ã«ãã«ïŒã¡ã¿ïŒã¢ã¯ãªã¬ãŒããšã®æ··åç©ã§
ããã ãŸãç²åç¶ã®äžèšèŒå°œæ§èå äœãšçµåå€ãšãé©
åœãªæº¶å€ã«å ãããããå åã«æ··åããŠãçµåå€
溶液äžã«èŒå°œæ§èå äœãåäžã«åæ£ããå¡åžæ¶²ã
調補ããã å¡åžæ¶²èª¿è£œçšã®æº¶å€ã®äŸãšããŠã¯ãã¡ã¿ããŒ
ã«ããšã¿ããŒã«ãïœâãããããŒã«ãïœâãã¿ã
ãŒã«ãªã©ã®äœçŽã¢ã«ã³ãŒã«ïŒã¡ãã¬ã³ã¯ãã©ã€
ãããšãã¬ã³ã¯ãã©ã€ããªã©ã®å¡©çŽ ååå«æçå
æ°ŽçŽ ïŒã¢ã»ãã³ãã¡ãã«ãšãã«ã±ãã³ãã¡ãã«ã€
ãœããã«ã±ãã³ãªã©ã®ã±ãã³ïŒé ¢é žã¡ãã«ãé ¢é ž
ãšãã«ãé ¢é žããã«ãªã©ã®äœçŽèèªé žãšäœçŽã¢ã«
ã³ãŒã«ãšã®ãšã¹ãã«ïŒãžãªããµã³ããšãã¬ã³ã°ãª
ã³ãŒã«ã¢ããšãã«ãšãŒãã«ããšãã¬ã³ã°ãªã³ãŒã«
ã¢ãã¡ãã«ãšãŒãã«ãªã©ã®ãšãŒãã«ïŒãããŠãã
ããã®æ··åç©ãæããããšãã§ããã å¡åžæ¶²ã«ãããçµåå€ãšèŒå°œæ§èå äœãšã®æ··å
æ¯ã¯ãç®çãšããæŸå°ç·åå€æããã«ã®ç¹æ§ãè
å äœã®çš®é¡ãªã©ã«ãã€ãŠç°ãªãããäžè¬ã«ã¯çµå
å€ãšèå äœãšã®æ··åæ¯ã¯ãïŒïŒïŒä¹è³ïŒïŒ100ïŒé
éæ¯ïŒã®ç¯å²ããéžã°ãããããŠç¹ã«ïŒïŒïŒä¹è³
ïŒïŒ40ïŒééæ¯ïŒã®ç¯å²ããéžã¶ã®ã奜ãŸããã ãªããå¡åžæ¶²ã«ã¯ã該å¡åžæ¶²äžã«ãããèå äœ
ã®åæ£æ§ãåäžãããããã®åæ£å€ããŸãã圢æ
åŸã®èå äœå±€äžã«ãããçµåå€ãšèå äœãšã®éã®
çµååãåäžãããããã®å¯å¡å€ãªã©ã®çš®ã ã®æ·»
å å€ãæ··åãããŠããŠãããããã®ãããªç®çã«
çšããããåæ£å€ã®äŸãšããŠã¯ããã¿ã«é žãã¹ã
ã¢ãªã³é žãã«ããã³é žã芪油æ§çé¢æŽ»æ§å€ãªã©ã
æããããšãã§ããããããŠå¯å¡å€ã®äŸãšããŠ
ã¯ãçé žããªããšãã«ãçé žããªã¯ã¬ãžã«ãçé ž
ãžããšãã«ãªã©ã®çé žãšã¹ãã«ïŒãã¿ã«é žãžãšã
ã«ããã¿ã«é žãžã¡ããã·ãšãã«ãªã©ã®ãã¿ã«é žãš
ã¹ãã«ïŒã°ãªã³ãŒã«é žãšãã«ãã¿ãªã«ãšãã«ãã°
ãªã³ãŒã«é žããã«ãã¿ãªã«ããã«ãªã©ã®ã°ãªã³ãŒ
ã«é žãšã¹ãã«ïŒãããŠãããªãšãã¬ã³ã°ãªã³ãŒã«
ãšã¢ãžãã³é žãšã®ããªãšã¹ãã«ããžãšãã¬ã³ã°ãª
ã³ãŒã«ãšã³ãã¯é žãšã®ããªãšã¹ãã«ãªã©ã®ããªãš
ãã¬ã³ã°ãªã³ãŒã«ãšèèªæäºå¡©åºé žãšã®ããªãšã¹
ãã«ãªã©ãæããããšãã§ããã äžèšã®ããã«ããŠèª¿è£œãããèå äœãšçµåå€ãš
ãå«æããå¡åžæ¶²ãã次ã«ãæ¯æäœã®è¡šé¢ã«åäž
ã«å¡åžããããšã«ããå¡åžæ¶²ã®å¡èã圢æããã
ãã®å¡åžæäœã¯ãéåžžã®å¡åžæ段ãããšãã°ãã
ã¯ã¿ãŒãã¬ãŒããããŒã«ã³ãŒã¿ãŒããã€ãã³ãŒã¿
ãŒãªã©ãçšããããšã«ããè¡ãªãããšãã§ããã æ¯æäœãšããŠã¯ãåŸæ¥ã®æŸå°ç·åçæ³ã«ããã
å¢æçŽïŒãŸãã¯å¢æã¹ã¯ãªãŒã³ïŒã®æ¯æäœãšããŠ
çšããããŠããåçš®ã®ææããããã¯æŸå°ç·åå€
æããã«ã®æ¯æäœãšããŠå ¬ç¥ã®ææããä»»æã«éž
ã¶ããšãã§ããããã®ãããªææã®äŸãšããŠã¯ã
ã»ã«ããŒã¹ã¢ã»ããŒããããªãšã¹ãã«ãããªãšã
ã¬ã³ãã¬ãã¿ã¬ãŒããããªã¢ãããããªã€ããã
ããªã¢ã»ããŒããããªã«ãŒãããŒããªã©ã®ãã©ã¹
ããã¯ç©è³ªã®ãã€ã«ã ãã¢ã«ãããŠã ç®ãã¢ã«ã
ããŠã åéç®ãªã©ã®éå±ã·ãŒããéåžžã®çŽããã©
ã€ã¿çŽãã¬ãžã³ã³ãŒãçŽãäºé žåãã¿ã³ãªã©ã®é¡
æãå«æãããã°ã¡ã³ãçŽãããªããã«ã¢ã«ã³ãŒ
ã«ãªã©ããµã€ãžã³ã°ããçŽãªã©ãæããããšãã§
ããã ãã ããæŸå°ç·åå€æããã«ã®æ å ±èšé²ææãš
ããŠã®ç¹æ§ããã³åæ±ããªã©ãèæ ®ããå Žåãæ¬
çºæã«ãããŠç¹ã«å¥œãŸããæ¯æäœã®ææã¯ãã©ã¹
ããã¯ãã€ã«ã ã§ããããã®ãã©ã¹ããã¯ãã€ã«
ã ã«ã¯ã«ãŒãã³ãã©ãã¯ãªã©ã®å åžåæ§ç©è³ªãç·Ž
ã蟌ãŸããŠããŠãããããããã¯äºé žåãã¿ã³ãª
ã©ã®å åå°æ§ç©è³ªãç·Žã蟌ãŸããŠããŠããããå
è ã¯é«é®®é床ã¿ã€ãã®æŸå°ç·åå€æããã«ã«é©ã
ãæ¯æäœã§ãããåŸè ã¯é«æ床ã¿ã€ãã®æŸå°ç·å
å€æããã«ã«é©ããæ¯æäœã§ããã å ¬ç¥ã®æŸå°ç·åå€æããã«ã«ãããŠãæ¯æäœãš
èå äœå±€ã®çµåã匷åããããããããã¯æŸå°ç·
åå€æããã«ãšããŠã®æ床ãããã¯ç»è³ªïŒé®®é
床ãç²ç¶æ§ïŒãåäžãããããã«ãèå äœå±€ãèš
ããããåŽã®æ¯æäœè¡šé¢ã«ãŒã©ãã³ãªã©ã®é«åå
ç©è³ªãå¡åžããŠæ¥çæ§ä»äžå±€ãšãããããããã¯
äºé žåãã¿ã³ãªã©ã®å åå°æ§ç©è³ªãããªãå åå°
å±€ããããã¯ã«ãŒãã³ãã©ãã¯ãªã©ã®å åžåæ§ç©
質ãããªãå åžåå±€ãªã©ãèšããããšãç¥ãããŠ
ãããæ¬çºæã«ãããŠçšããããæ¯æäœã«ã€ããŠ
ãããããã®åçš®ã®å±€ãèšããããšãã§ãããã
ãã®æ§æã¯ææã®æŸå°ç·åå€æããã«ã®ç®çãçš
å¡ãªã©ã«å¿ããŠä»»æã«éžæããããšãã§ããã ããã«ãç¹éæ58â200200å·å ¬å ±ã«é瀺ãããŠ
ããããã«ãåŸãããç»åã®é®®é床ãåäžããã
ç®çã§ãæ¯æäœã®èå äœå±€åŽã®è¡šé¢ïŒæ¯æäœã®è
å äœå±€åŽã®è¡šé¢ã«æ¥çæ§ä»äžå±€ãå åå°å±€ããã
ã¯å åžåå±€ãªã©ãèšããããŠããå Žåã«ã¯ããã®
è¡šé¢ãæå³ããïŒã«ã¯åŸ®å°ã®å¹åžã圢æãããŠã
ãŠãããã äžèšã®ããã«ããŠæ¯æäœäžã«å¡èã圢æããã®
ã¡å¡èã也ç¥ããŠãæ¯æäœäžãžã®èŒå°œæ§èå äœå±€
ã®åœ¢æãå®äºãããèå äœå±€ã®å±€åã¯ãç®çãšã
ãæŸå°ç·åå€æããã«ã®ç¹æ§ãèå äœã®çš®é¡ãçµ
åå€ãšèå äœãšã®æ··åæ¯ãªã©ã«ãã€ãŠç°ãªããã
éåžžã¯20ÎŒïœä¹è³ïŒmmãšããããã ãããã®å±€å
ã¯50ä¹è³500ÎŒïœãšããã®ã奜ãŸããã ãŸããèŒå°œæ§èå äœå±€ã¯ãå¿ ãããäžèšã®ãã
ã«æ¯æäœäžã«å¡åžæ¶²ãçŽæ¥å¡åžããŠåœ¢æããå¿ èŠ
ã¯ãªããããšãã°ãå¥ã«ãã¬ã©ã¹æ¿ãéå±æ¿ãã
ã©ã¹ããã¯ã·ãŒããªã©ã®ã·ãŒãäžã«å¡åžæ¶²ãå¡åž
ã也ç¥ããããšã«ããèå äœå±€ã圢æããã®ã¡ã
ããããæ¯æäœäžã«æŒå§ãããããããã¯æ¥çå€
ãçšãããªã©ããŠæ¯æäœãšèå äœå±€ãšãçµåããŠ
ãããã èŒå°œæ§èå äœå±€ã¯äžå±€ã ãã§ãããããäºå±€ä»¥
äžãéå±€ããŠããããéå±€ããå Žåã«ã¯ãã®ãã¡
ã®å°ãªããšãäžå±€ãçµæåŒïŒïŒã®äºäŸ¡ãŠãŒãã
ãŠã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³åç©ç³»èå äœ
ãå«æããå±€ã§ããã°ãããããã«ã®è¡šé¢ã«è¿ã
æ¹ã«åã€ãŠé 次æŸå°ç·ã«å¯Ÿããçºå å¹çãé«ããª
ãããã«è€æ°ã®èå äœå±€ãéå±€ããæ§æã«ããŠã
ããããŸããåå±€ããã³éå±€ã®ãããã®å Žåãã
äžèšèå äœãšãšãã«å ¬ç¥ã®èŒå°œæ§èå äœã䜵çšã
ãããšãã§ããã ãã®ãããªå ¬ç¥ã®èŒå°œæ§èå äœã®äŸãšããŠã¯ã
åè¿°ã®èå äœã»ãã«ãç¹éæ55â12142å·å ¬å ±ã«
èšèŒãããŠããZnSïŒCuãPbãBaOã»xAl2O3ïŒ
EuïŒãã ãã0.8âŠïœâŠ10ïŒãããã³ãMãã»
xSiO2ïŒïŒ¡ïŒãã ããMãã¯MgãCaãSrãZnã
CdããŸãã¯Baã§ãããã¯CeãTbãEuãTmã
PbãTlãBiããŸãã¯Mnã§ãããïœã¯0.5âŠïœâŠ
2.5ã§ããïŒã ç¹éæ55â12143å·å ¬å ±ã«èšèŒãããŠãã
ïŒBa1-x-yãMgxãCayïŒFXïŒaEu2+ïŒãã ãã
ã¯Clããã³Brã®ãã¡ã®å°ãªããšãäžã€ã§ããã
ïœããã³ïœã¯ãïŒïŒïœïŒïœâŠ0.6ããã€xyâ ïŒã§
ãããïœã¯ã10-6âŠïœâŠïŒÃ10-2ã§ããïŒããã
ã³ã ç¹éæ55â12144å·å ¬å ±ã«èšèŒãããŠãã
LnOXïŒxAïŒãã ããLnã¯LaããGdãããã³
Luã®ãã¡ã®å°ãªããšãäžã€ãã¯Clããã³Brã®
ãã¡ã®å°ãªããšãäžã€ãã¯Ceããã³Tbã®ãã¡
ã®å°ãªããšãäžã€ããããŠãïœã¯ãïŒïŒïœïŒ0.1
ã§ããïŒã ãªã©ãæããããšãã§ããã éåžžã®æŸå°ç·åå€æããã«ã«ãããŠã¯ãåè¿°ã®
ããã«æ¯æäœã«æ¥ããåŽãšã¯å察åŽã®èå äœå±€ã®
è¡šé¢ã«ãèå äœå±€ãç©ççããã³ååŠçã«ä¿è·ã
ãããã®éæãªä¿è·èãèšããããŠããããã®ã
ããªéæä¿è·èã¯ãæ¬çºæã®æŸå°ç·åå€æããã«
ã«ã€ããŠãèšçœ®ããããšã奜ãŸããã éæä¿è·èã¯ãããšãã°ãé ¢é žã»ã«ããŒã¹ãã
ããã»ã«ããŒã¹ãªã©ã®ã»ã«ããŒã¹èªå°äœïŒããã
ã¯ããªã¡ãã«ã¡ã¿ã¯ãªã¬ãŒããããªããã«ããã©
ãŒã«ãããªããã«ãã«ããŒã«ãããªã«ãŒãããŒ
ããããªé ¢é žããã«ãå¡©åããã«ã»é ¢é žããã«ã³
ããªããŒãªã©ã®åæé«ååç©è³ªã®ãããªéæãªé«
ååç©è³ªãé©åœãªæº¶åªã«æº¶è§£ããŠèª¿è£œãã溶液ã
èå äœå±€ã®è¡šé¢ã«å¡åžããæ¹æ³ã«ãã圢æããã
ãšãã§ããããããã¯ãããªãšãã¬ã³ãã¬ãã¿ã¬
ãŒããããªãšãã¬ã³ãããªå¡©åãããªãã³ãããª
ã¢ãããªã©ããå¥ã«åœ¢æããéæãªèèãèå äœ
å±€ã®è¡šé¢ã«é©åœãªæ¥çå€ãçšããŠæ¥çãããªã©ã®
æ¹æ³ã«ãã€ãŠã圢æããããšãã§ããããã®ãã
ã«ããŠåœ¢æããéæä¿è·èã®èåã¯ãçŽ0.1ä¹è³
20ÎŒïœãšããã®ãæãŸããã 以äžã«ãæ¬çºæã®å®æœäŸããã³æ¯èŒäŸãèšèŒã
ãããã ãããããã®åäŸã¯æ¬çºæãå¶éããã
ã®ã§ã¯ãªãã å®æœäŸ ïŒ èåããªãŠã ïŒBaBr2ã»2H2OïŒ333.2ïœãå¡©å
ããªãŠã ïŒBaCl2ã»2H2OïŒ244.3ïœãããã³èå
ãŠãŒãããŠã ïŒEuBr3ïŒ0.783ïœãèžçæ°ŽïŒH2OïŒ
800mlã«æ·»å ããæ··åããŠæ°Žæº¶æ¶²ãšããããã®æ°Ž
溶液ã60âã§ïŒæéæžå§ä¹Ÿç¥ããåŸãããã«150
âã§ïŒæéã®ç空也ç¥ãè¡ãªã€ãã 次ã«ãåŸãããèå äœåææ··åç©ãšäºé žåã±ã€
çŽ ïŒSiO2ïŒ0.12ïœãå åã«æ··åããåŸã¢ã«ããã«
ããã«å å¡«ãããããé«æž©é»æ°çã«å ¥ããŠçŒæã
è¡ãªã€ããçŒæã¯ãäžé žåççŽ ãå«ãäºé žåççŽ
é°å²æ°äžã«ãŠ900âã®æž©åºŠã§1.5æéãããŠè¡ãªã€
ããçŒæãå®äºããåŸãçŒæç©ãçå€ã«åãåºã
ãŠå·åŽããããã®ããã«ããŠç²æ«ç¶ã®äºé žåã±ã€
çŽ ãå«æãããäºäŸ¡ãŠãŒãããŠã 賊掻塩åèåã
ãªãŠã èå äœïŒBaCl2ã»BaBr2ã»0.002SiO2ïŒ
0.001Eu2+ïŒãåŸãã ããã«ãäºé žåã±ã€çŽ ã®éãBaBl2ã»BaBr21
ã¢ã«ã«å¯ŸããŠïŒã1.0ã¢ã«ã®ç¯å²ã§å€åãããã
ãšã«ãããäºé žåã±ã€çŽ ã®å«æéã®ç°ãªãåçš®ã®
äºäŸ¡ãŠãŒãããŠã 賊掻塩åèåããªãŠã èå äœ
ïŒBaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2 +ïŒãåŸãã 次ã«ãå®æœäŸïŒã§åŸãããåèå äœã«ç®¡é»å§
80KVpã®ïŒžç·ãç §å°ããåŸåå°äœã¬ãŒã¶ãŒå
ïŒ780nïœïŒã§å±èµ·ããæã®èŒå°œçºå ã®èŒåºŠã枬å®
ããããã®çµæã第ïŒå³ã«ç€ºãã 第ïŒå³ã¯ãBaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2+
ã«ãããäºé žåã±ã€çŽ ã®æéïŒïœå€ïŒãšèŒå°œçºå
èŒåºŠãšã®é¢ä¿ã瀺ãã°ã©ãã§ããã 第ïŒå³ããæãããªããã«æ¬çºæã«çšãããã
BaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2+èå äœã¯ãïœ
å€ã10-4âŠïœâŠïŒÃ10-1ã®ç¯å²ã«ããå Žåã«èŒå°œ
çºå ã®èŒåºŠãåäžãããç¹ã«ãïœå€ãïŒÃ10-4âŠ
ïœâŠ10-1ã®ç¯å²ã«ããèå äœã¯é«èŒåºŠã®èŒå°œçºå
ã瀺ãã å®æœäŸ ïŒ å®æœäŸïŒã§åŸãããç²æ«ç¶ã®äºé žåã±ã€çŽ ãå«
æãããäºäŸ¡ãŠãŒãããŠã 賊掻塩åèåããªãŠã
èå äœïŒBaCl2ã»BaBr2ã»0.002SiO2ïŒ0.001Eu2+ïŒ
ãšç·ç¶ããªãšã¹ãã«æš¹èãšã®æ··åç©ã«ã¡ãã«ãšã
ã«ã±ãã³ãæ·»å ããããã«ç¡å床11.5ïŒ ã®ããã
ã»ã«ããŒã¹ãæ·»å ããŠèå äœãåæ£ç¶æ ã§å«æã
ãåæ£æ¶²ã調補ããã次ã«ããã®åæ£æ¶²ã«çé žã
ãªã¯ã¬ãžã«ãïœâãã¿ããŒã«ãããŠã¡ãã«ãšãã«
ã±ãã³ãæ·»å ããã®ã¡ããããã©ãããµãŒãçšã
ãŠå åã«æ¹ææ··åããŠãèå äœãåäžã«åæ£ãã
ãã€çµåå€ãšèå äœãšã®æ··åæ¯ãïŒïŒ10ãç²åºŠã
25ã35PSïŒ25âïŒã®å¡åžæ¶²ã調補ããã 次ã«ãã¬ã©ã¹æ¿äžã«æ°Žå¹³ã«çœ®ããäºé žåãã¿ã³
ç·Žã蟌ã¿ããªãšãã¬ã³ãã¬ãã¿ã¬ãŒãã·ãŒãïŒæ¯
æäœãåã¿ïŒ250ÎŒïœïŒã®äžã«å¡åžæ¶²ããã¯ã¿ãŒ
ãã¬ãŒããçšããŠåäžã«å¡åžããããããŠå¡åžåŸ
ã«ãå¡èã圢æãããæ¯æäœã也ç¥åšå ã«å ¥ãã
ãã®ä¹Ÿç¥åšã®å éšã®æž©åºŠã25âãã100âã«åŸã
ã«äžæãããŠãå¡èã®ä¹Ÿç¥ãè¡ãªã€ãããã®ãã
ã«ããŠãæ¯æäœäžã«å±€åã250ÎŒïœã®èå äœå±€ã
圢æããã ãããŠããã®èå äœå±€ã®äžã«ããªãšãã¬ã³ãã¬
ãã¿ã¬ãŒãã®éæãã€ã«ã ïŒåã¿ïŒ12ÎŒïœãããª
ãšã¹ãã«ç³»æ¥çå€ãä»äžãããŠãããã®ïŒãæ¥ç
å€å±€åŽãäžã«åããŠçœ®ããŠæ¥çããããšã«ããã
éæä¿è·èã圢æããæ¯æäœãèå äœå±€ããã³é
æä¿è·èããæ§æãããæŸå°ç·åå€æããã«ã補
é ããã æ¯èŒäŸ ïŒ å®æœäŸïŒã«ãããŠãäºé žåã±ã€çŽ ãæ·»å ããªã
ããšä»¥å€ã¯ãå®æœäŸïŒã®æ¹æ³ãšåæ§ã®æäœãè¡ãª
ãããšã«ãããäºäŸ¡ãŠãŒãããŠã 賊掻塩åèåã
ãªãŠã èå äœïŒBaCl2ã»BaBr2ïŒ0.001Eu2+ïŒãåŸ
ãã 次ã«ããã®èŒå°œæ§èå äœãçšããããšä»¥å€ã¯å®
æœäŸïŒã®æ¹æ³ãšåæ§ã®åŠçãè¡ãªãããšã«ããã
æ¯æäœãèå äœå±€ããã³éæä¿è·èããæ§æãã
ãæŸå°ç·åå€æããã«ã補é ããã å®æœäŸïŒããã³æ¯èŒäŸïŒã§åŸãããåæŸå°ç·å
å€æããã«ã«ã管é»å§80KVpã®ïŒžç·ãç §å°ãã
åŸãåå°äœã¬ãŒã¶ãŒå ïŒ780nïœïŒã§å±èµ·ããæ
ã®ããã«ã®æ床ïŒèŒå°œçºå èŒåºŠïŒã枬å®ãããã
ã®çµæã第ïŒè¡šã«ç€ºãã ãè¡šã
第ïŒå³ã¯ãæ¬çºæã«çšããããèå
äœã®å
·äœäŸ
ã§ããBaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2+èå äœ
ã«ãããïœå€ãšèŒå°œçºå èŒåºŠãšã®é¢ä¿ã瀺ãã°ã©
ãã§ããã第ïŒå³ã¯ãæ¬çºæã®æŸå°ç·åå€ææ¹æ³
ã説æããæŠç¥å³ã§ããã ïŒïŒïŒæŸå°ç·çºçè£ çœ®ãïŒïŒïŒè¢«åäœãïŒïŒïŒ
æŸå°ç·åå€æããã«ãïŒïŒïŒå æºãïŒïŒïŒå é»å€
æè£ çœ®ãïŒïŒïŒç»ååçè£ çœ®ãïŒïŒïŒç»å衚瀺è£
眮ãïŒïŒïŒãã€ã«ã¿ãŒã
ã§ããBaCl2ã»BaBr2ã»bSiO2ïŒ0.001Eu2+èå äœ
ã«ãããïœå€ãšèŒå°œçºå èŒåºŠãšã®é¢ä¿ã瀺ãã°ã©
ãã§ããã第ïŒå³ã¯ãæ¬çºæã®æŸå°ç·åå€ææ¹æ³
ã説æããæŠç¥å³ã§ããã ïŒïŒïŒæŸå°ç·çºçè£ çœ®ãïŒïŒïŒè¢«åäœãïŒïŒïŒ
æŸå°ç·åå€æããã«ãïŒïŒïŒå æºãïŒïŒïŒå é»å€
æè£ çœ®ãïŒïŒïŒç»ååçè£ çœ®ãïŒïŒïŒç»å衚瀺è£
眮ãïŒïŒïŒãã€ã«ã¿ãŒã
Claims (1)
- ãç¹èš±è«æ±ã®ç¯å²ã ïŒ è¢«åäœãééããããããã¯è¢«æ€äœããçºã
ãããæŸå°ç·ããäžèšçµæåŒïŒïŒã§è¡šãããã
äºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«ãªåé¡éå±ããã²ã³
åç©ç³»èå äœã«åžåãããåŸããã®èå äœã«450
ã1000nïœã®æ³¢é·é åã®é»ç£æ³¢ãç §å°ããããšã«
ããã該èå äœã«èç©ãããŠããæŸå°ç·ãšãã«ã®
ãŒãèå ãšããŠæŸåºããããããŠãã®èå ãæ€åº
ããããšãç¹åŸŽãšããæŸå°ç·åå€ææ¹æ³ã çµæåŒïŒïŒïŒ MãX2ã»aMãXâ²2ã»bSiO2ïŒxEu2+ âŠâŠïŒïŒ ïŒãã ããMãã¯BaãSrããã³Caãããªã矀ã
ãéžã°ããå°ãªããšãäžçš®ã®ã¢ã«ã«ãªåé¡éå±ã§
ããïŒïŒžããã³Xâ²ã¯ããããClãBrããã³ïŒ©ã
ããªã矀ããéžã°ããå°ãªããšãäžçš®ã®ããã²ã³
ã§ãã€ãŠããã€ïŒžâ Xâ²ã§ããïŒãããŠïœã¯0.1âŠ
ïœâŠ10.0ã®ç¯å²ã®æ°å€ã§ãããïœã¯10-4âŠïœâŠïŒ
Ã10-1ã®ç¯å²ã®æ°å€ã§ãããïœã¯ïŒïŒïœâŠ0.2ã®
ç¯å²ã®æ°å€ã§ããïŒ ïŒ çµæåŒïŒïŒã«ãããïœã0.3âŠïœâŠ3.3ã®ç¯
å²ã®æ°å€ã§ããããšãç¹åŸŽãšããç¹èš±è«æ±ã®ç¯å²
第ïŒé èšèŒã®æŸå°ç·åå€ææ¹æ³ã ïŒ çµæåŒïŒïŒã«ãããïœãïŒÃ10-4âŠïœâŠ
10-1ã®ç¯å²ã®æ°å€ã§ããããšãç¹åŸŽãšããç¹èš±è«
æ±ã®ç¯å²ç¬¬ïŒé èšèŒã®æŸå°ç·åå€ææ¹æ³ã ïŒ çµæåŒïŒïŒã«ãããMããBaã§ããããšã
ç¹åŸŽãšããç¹èš±è«æ±ã®ç¯å²ç¬¬ïŒé èšèŒã®æŸå°ç·å
å€ææ¹æ³ã ïŒ çµæåŒïŒïŒã«ãããããã³Xâ²ãããã
ããClããã³Brã®ããããã§ããããšãç¹åŸŽãš
ããç¹èš±è«æ±ã®ç¯å²ç¬¬ïŒé èšèŒã®æŸå°ç·åå€ææ¹
æ³ã ïŒ çµæåŒïŒïŒã«ãããïœã10-5âŠïœâŠ10-1ã®
ç¯å²ã®æ°å€ã§ããããšãç¹åŸŽãšããç¹èš±è«æ±ã®ç¯
å²ç¬¬ïŒé èšèŒã®æŸå°ç·åå€ææ¹æ³ã ïŒ äžèšé»ç£æ³¢ã500ã850nïœã®æ³¢é·é åã®é»ç£
æ³¢ã§ããããšãç¹åŸŽãšããç¹èš±è«æ±ã®ç¯å²ç¬¬ïŒé
èšèŒã®æŸå°ç·åå€ææ¹æ³ã ïŒ äžèšé»ç£æ³¢ãã¬ãŒã¶ãŒå ã§ããããšãç¹åŸŽãš
ããç¹èš±è«æ±ã®ç¯å²ç¬¬ïŒé èšèŒã®æŸå°ç·åå€ææ¹
æ³ã ïŒ æ¯æäœãšãã®æ¯æäœäžã«èšããããèŒå°œæ§è
å äœå±€ãšããå®è³ªçã«æ§æãããæŸå°ç·åå€æã
ãã«ã«ãããŠã該èŒå°œæ§èå äœå±€ããäžèšçµæåŒ
ïŒïŒã§è¡šããããäºäŸ¡ãŠãŒãããŠã 賊掻ã¢ã«ã«
ãªåé¡éå±ããã²ã³åç©ç³»èå äœãå«æããããš
ãç¹åŸŽãšããæŸå°ç·åå€æããã«ã çµæåŒïŒïŒïŒ MãX2ã»aMãXâ²2ã»bSiO2ïŒxEu2+ âŠâŠïŒïŒ ïŒãã ããMãã¯BaãSrããã³Caãããªã矀ã
ãéžã°ããå°ãªããšãäžçš®ã®ã¢ã«ã«ãªåé¡éå±ã§
ããïŒïŒžããã³Xâ²ã¯ããããClãBrããã³ïŒ©ã
ããªã矀ããéžã°ããå°ãªããšãäžçš®ã®ããã²ã³
ã§ãã€ãŠããã€ïŒžâ Xâ²ã§ããïŒãããŠïœã¯0.1âŠ
ïœâŠ10.0ã®ç¯å²ã®æ°å€ã§ãããïœã¯10-4âŠïœâŠïŒ
Ã10-1ã®ç¯å²ã®æ°å€ã§ãããïœã¯ïŒïŒïœâŠ0.2ã®
ç¯å²ã®æ°å€ã§ããïŒ ïŒïŒ çµæåŒïŒïŒã«ãããïœã0.3âŠïœâŠ3.3ã®
ç¯å²ã®æ°å€ã§ããããšãç¹åŸŽãšããç¹èš±è«æ±ã®ç¯
å²ç¬¬ïŒé èšèŒã®æŸå°ç·åå€æããã«ã ïŒïŒ çµæåŒïŒïŒã«ãããïœãïŒÃ10-4âŠïœâŠ
10-1ã®ç¯å²ã®æ°å€ã§ããããšãç¹åŸŽãšããç¹èš±è«
æ±ã®ç¯å²ç¬¬ïŒé èšèŒã®æŸå°ç·åå€æããã«ã ïŒïŒ çµæåŒïŒïŒã«ãããMããBaã§ããããš
ãç¹åŸŽãšããç¹èš±è«æ±ã®ç¯å²ç¬¬ïŒé èšèŒã®æŸå°ç·
åå€æããã«ã ïŒïŒ çµæåŒïŒïŒã«ãããããã³Xâ²ããã
ãããClããã³Brã®ããããã§ããããšãç¹åŸŽ
ãšããç¹èš±è«æ±ã®ç¯å²ç¬¬ïŒé èšèŒã®æŸå°ç·åå€æ
ããã«ã ïŒïŒ çµæåŒïŒïŒã«ãããïœã10-5âŠïœâŠ10-1
ã®ç¯å²ã®æ°å€ã§ããããšãç¹åŸŽãšããç¹èš±è«æ±ã®
ç¯å²ç¬¬ïŒé èšèŒã®æŸå°ç·åå€æããã«ã
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8435984A JPS60229000A (ja) | 1984-04-26 | 1984-04-26 | æŸå°ç·åå€ææ¹æ³ããã³ãã®æ¹æ³ã«çšããããæŸå°ç·åå€æããã« |
DE8585105156T DE3580932D1 (de) | 1984-04-26 | 1985-04-26 | Phosphore, verfahren zum speichern und zur wiedergabe eines strahlungsbildes und schirm zum speichern eines strahlungsbildes. |
EP85105156A EP0159726B1 (en) | 1984-04-26 | 1985-04-26 | Phosphor, radiation image recording and reproducing method and radiation image storage panel |
US07/240,457 US4876161A (en) | 1984-04-26 | 1988-09-02 | Phosphor and radiation image storage panel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8435984A JPS60229000A (ja) | 1984-04-26 | 1984-04-26 | æŸå°ç·åå€ææ¹æ³ããã³ãã®æ¹æ³ã«çšããããæŸå°ç·åå€æããã« |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60229000A JPS60229000A (ja) | 1985-11-14 |
JPH0214396B2 true JPH0214396B2 (ja) | 1990-04-06 |
Family
ID=13828323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8435984A Granted JPS60229000A (ja) | 1984-04-26 | 1984-04-26 | æŸå°ç·åå€ææ¹æ³ããã³ãã®æ¹æ³ã«çšããããæŸå°ç·åå€æããã« |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60229000A (ja) |
-
1984
- 1984-04-26 JP JP8435984A patent/JPS60229000A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS60229000A (ja) | 1985-11-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5198679A (en) | Phosphor and image storage panel | |
JPS5975200A (ja) | æŸå°ç·åå€ææ¹æ³ããã³ãã®æ¹æ³ã«çšããããæŸå°ç·åå€æããã« | |
JPH0214394B2 (ja) | ||
US4780375A (en) | Phosphor, and radiation image storage panel | |
US4999515A (en) | Radiation image recording and reproducing method | |
JPH0475951B2 (ja) | ||
JPH0475949B2 (ja) | ||
US4876161A (en) | Phosphor and radiation image storage panel | |
JPS6328955B2 (ja) | ||
JPH0214393B2 (ja) | ||
JPH0526838B2 (ja) | ||
US4891277A (en) | Phosphor, and radiation image storage panel | |
JPH0248596B2 (ja) | ||
JPH0460515B2 (ja) | ||
JPH0214395B2 (ja) | ||
JPH0554639B2 (ja) | ||
JPH0214396B2 (ja) | ||
JPH0548276B2 (ja) | ||
JPH0527675B2 (ja) | ||
JPH0662948B2 (ja) | æŸå°ç·åå€ææ¹æ³ããã³ãã®æ¹æ³ã«çšããããæŸå°ç·åå€æããã« | |
JPS6328953B2 (ja) | ||
JPH0526836B2 (ja) | ||
JPH0460151B2 (ja) | ||
JPH0460513B2 (ja) | ||
JPH0359950B2 (ja) |