TW200849685A - Methods of forming a phase-change material layer including tellurium and methods of manufacturing a phase-change memory device using the same - Google Patents
Methods of forming a phase-change material layer including tellurium and methods of manufacturing a phase-change memory device using the same Download PDFInfo
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- TW200849685A TW200849685A TW097110242A TW97110242A TW200849685A TW 200849685 A TW200849685 A TW 200849685A TW 097110242 A TW097110242 A TW 097110242A TW 97110242 A TW97110242 A TW 97110242A TW 200849685 A TW200849685 A TW 200849685A
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- weight
- chalcogenide
- phase change
- material layer
- change material
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 136
- 239000012782 phase change material Substances 0.000 title claims abstract description 111
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 229910052714 tellurium Inorganic materials 0.000 title claims abstract 5
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 title abstract 3
- 150000004770 chalcogenides Chemical class 0.000 claims abstract description 117
- 230000008569 process Effects 0.000 claims abstract description 98
- 239000000463 material Substances 0.000 claims abstract description 97
- 239000000758 substrate Substances 0.000 claims abstract description 36
- 238000004544 sputter deposition Methods 0.000 claims abstract description 21
- 229910052732 germanium Inorganic materials 0.000 claims abstract description 7
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims abstract description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 85
- 229910052757 nitrogen Inorganic materials 0.000 claims description 39
- 239000012535 impurity Substances 0.000 claims description 33
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 23
- 210000000003 hoof Anatomy 0.000 claims description 17
- 230000008859 change Effects 0.000 claims description 15
- 229910052684 Cerium Inorganic materials 0.000 claims description 14
- 229910052786 argon Inorganic materials 0.000 claims description 13
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims description 13
- 229910052797 bismuth Inorganic materials 0.000 claims description 11
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 11
- 238000000151 deposition Methods 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 8
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- GPMBECJIPQBCKI-UHFFFAOYSA-N germanium telluride Chemical compound [Te]=[Ge]=[Te] GPMBECJIPQBCKI-UHFFFAOYSA-N 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 229910052798 chalcogen Inorganic materials 0.000 claims description 4
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 claims description 4
- 229910017629 Sb2Te3 Inorganic materials 0.000 claims description 3
- 229910052696 pnictogen Inorganic materials 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 2
- 239000000460 chlorine Substances 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 229910020935 Sn-Sb Inorganic materials 0.000 claims 1
- 229910008757 Sn—Sb Inorganic materials 0.000 claims 1
- 229910052785 arsenic Inorganic materials 0.000 claims 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims 1
- 229910052747 lanthanoid Inorganic materials 0.000 claims 1
- 150000002602 lanthanoids Chemical class 0.000 claims 1
- 229910052787 antimony Inorganic materials 0.000 abstract 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 abstract 2
- 239000010410 layer Substances 0.000 description 224
- 239000011229 interlayer Substances 0.000 description 23
- 239000000203 mixture Substances 0.000 description 20
- 229910052751 metal Inorganic materials 0.000 description 17
- 239000002184 metal Substances 0.000 description 17
- 239000004065 semiconductor Substances 0.000 description 17
- 238000005229 chemical vapour deposition Methods 0.000 description 16
- 125000006850 spacer group Chemical group 0.000 description 14
- -1 argon ions Chemical class 0.000 description 11
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 10
- 238000000231 atomic layer deposition Methods 0.000 description 9
- 229910052721 tungsten Inorganic materials 0.000 description 9
- 230000008021 deposition Effects 0.000 description 8
- 230000009477 glass transition Effects 0.000 description 8
- 239000010937 tungsten Substances 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 7
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 6
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 6
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 229910052746 lanthanum Inorganic materials 0.000 description 6
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 6
- 229910052707 ruthenium Inorganic materials 0.000 description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 238000002955 isolation Methods 0.000 description 5
- 150000004767 nitrides Chemical class 0.000 description 5
- 229910052703 rhodium Inorganic materials 0.000 description 5
- 239000010948 rhodium Substances 0.000 description 5
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 5
- 229910052719 titanium Inorganic materials 0.000 description 5
- 239000010936 titanium Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 238000000313 electron-beam-induced deposition Methods 0.000 description 4
- 229920003209 poly(hydridosilsesquioxane) Polymers 0.000 description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 4
- 229920005591 polysilicon Polymers 0.000 description 4
- 238000004549 pulsed laser deposition Methods 0.000 description 4
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 238000005121 nitriding Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 229910052715 tantalum Inorganic materials 0.000 description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 3
- XSOKHXFFCGXDJZ-UHFFFAOYSA-N telluride(2-) Chemical compound [Te-2] XSOKHXFFCGXDJZ-UHFFFAOYSA-N 0.000 description 3
- UQZIWOQVLUASCR-UHFFFAOYSA-N alumane;titanium Chemical compound [AlH3].[Ti] UQZIWOQVLUASCR-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 229910052735 hafnium Inorganic materials 0.000 description 2
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 239000007943 implant Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 2
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 241000283690 Bos taurus Species 0.000 description 1
- 101100063069 Caenorhabditis elegans deg-1 gene Proteins 0.000 description 1
- 102000004726 Connectin Human genes 0.000 description 1
- 108010002947 Connectin Proteins 0.000 description 1
- 101100067759 Mus musculus Gast gene Proteins 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 206010036790 Productive cough Diseases 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 229910004200 TaSiN Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- QUIOABLZRFZYKA-UHFFFAOYSA-N [B].[Bi].[P] Chemical compound [B].[Bi].[P] QUIOABLZRFZYKA-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- GPBUGPUPKAGMDK-UHFFFAOYSA-N azanylidynemolybdenum Chemical compound [Mo]#N GPBUGPUPKAGMDK-UHFFFAOYSA-N 0.000 description 1
- IVHJCRXBQPGLOV-UHFFFAOYSA-N azanylidynetungsten Chemical compound [W]#N IVHJCRXBQPGLOV-UHFFFAOYSA-N 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- IAOQICOCWPKKMH-UHFFFAOYSA-N dithieno[3,2-a:3',2'-d]thiophene Chemical compound C1=CSC2=C1C(C=CS1)=C1S2 IAOQICOCWPKKMH-UHFFFAOYSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(IV) oxide Inorganic materials O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- XYFCBTPGUUZFHI-UHFFFAOYSA-O phosphonium Chemical compound [PH4+] XYFCBTPGUUZFHI-UHFFFAOYSA-O 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000005240 physical vapour deposition Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 102220142792 rs61735307 Human genes 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 210000003802 sputum Anatomy 0.000 description 1
- 208000024794 sputum Diseases 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- CCEKAJIANROZEO-UHFFFAOYSA-N sulfluramid Chemical group CCNS(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F CCEKAJIANROZEO-UHFFFAOYSA-N 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- CXXKWLMXEDWEJW-UHFFFAOYSA-N tellanylidenecobalt Chemical compound [Te]=[Co] CXXKWLMXEDWEJW-UHFFFAOYSA-N 0.000 description 1
- SITVSCPRJNYAGV-UHFFFAOYSA-L tellurite Chemical compound [O-][Te]([O-])=O SITVSCPRJNYAGV-UHFFFAOYSA-L 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229910052902 vermiculite Inorganic materials 0.000 description 1
- 235000019354 vermiculite Nutrition 0.000 description 1
- 239000010455 vermiculite Substances 0.000 description 1
- 238000004876 x-ray fluorescence Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/20—Multistable switching devices, e.g. memristors
- H10N70/231—Multistable switching devices, e.g. memristors based on solid-state phase change, e.g. between amorphous and crystalline phases, Ovshinsky effect
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- C—CHEMISTRY; METALLURGY
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/3407—Cathode assembly for sputtering apparatus, e.g. Target
- C23C14/3414—Metallurgical or chemical aspects of target preparation, e.g. casting, powder metallurgy
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0623—Sulfides, selenides or tellurides
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
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- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
- G11B7/2433—Metals or elements of Groups 13, 14, 15 or 16 of the Periodic Table, e.g. B, Si, Ge, As, Sb, Bi, Se or Te
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- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B63/00—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices
- H10B63/30—Resistance change memory devices, e.g. resistive RAM [ReRAM] devices comprising selection components having three or more electrodes, e.g. transistors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/011—Manufacture or treatment of multistable switching devices
- H10N70/021—Formation of switching materials, e.g. deposition of layers
- H10N70/026—Formation of switching materials, e.g. deposition of layers by physical vapor deposition, e.g. sputtering
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/011—Manufacture or treatment of multistable switching devices
- H10N70/061—Shaping switching materials
- H10N70/063—Shaping switching materials by etching of pre-deposited switching material layers, e.g. lithography
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/821—Device geometry
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- H—ELECTRICITY
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- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/801—Constructional details of multistable switching devices
- H10N70/881—Switching materials
- H10N70/882—Compounds of sulfur, selenium or tellurium, e.g. chalcogenides
- H10N70/8828—Tellurides, e.g. GeSbTe
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- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
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- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
- G11B2007/24302—Metals or metalloids
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- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
- G11B2007/24302—Metals or metalloids
- G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Semiconductor Memories (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070027395A KR100814393B1 (ko) | 2007-03-21 | 2007-03-21 | 상변화 물질층 형성 방법 및 이를 이용한 상변화 메모리장치의 제조 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW200849685A true TW200849685A (en) | 2008-12-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW097110242A TW200849685A (en) | 2007-03-21 | 2008-03-21 | Methods of forming a phase-change material layer including tellurium and methods of manufacturing a phase-change memory device using the same |
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| JP (1) | JP2008235904A (enExample) |
| KR (1) | KR100814393B1 (enExample) |
| CN (1) | CN101271961B (enExample) |
| TW (1) | TW200849685A (enExample) |
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| KR101264782B1 (ko) * | 2007-11-16 | 2013-05-15 | 가부시키가이샤 아루박 | 칼코게나이드막 및 그 제조방법 |
| US20110180905A1 (en) * | 2008-06-10 | 2011-07-28 | Advanced Technology Materials, Inc. | GeSbTe MATERIAL INCLUDING SUPERFLOW LAYER(S), AND USE OF Ge TO PREVENT INTERACTION OF Te FROM SbXTeY AND GeXTeY RESULTING IN HIGH Te CONTENT AND FILM CRYSTALLINITY |
| US7785978B2 (en) | 2009-02-04 | 2010-08-31 | Micron Technology, Inc. | Method of forming memory cell using gas cluster ion beams |
| KR20100099581A (ko) * | 2009-03-03 | 2010-09-13 | 삼성전자주식회사 | 상변화 물질막의 형성방법 |
| KR101653569B1 (ko) * | 2009-09-01 | 2016-09-02 | 삼성전자주식회사 | 상변화 물질을 포함하는 비휘발성 메모리 소자 |
| KR101706809B1 (ko) * | 2010-03-26 | 2017-02-15 | 엔테그리스, 아이엔씨. | 게르마늄 안티몬 텔루라이드 물질 및 이를 포함하는 장치 |
| US9190609B2 (en) | 2010-05-21 | 2015-11-17 | Entegris, Inc. | Germanium antimony telluride materials and devices incorporating same |
| KR101771084B1 (ko) * | 2010-10-11 | 2017-08-24 | 삼성전자 주식회사 | 상변화 물질을 포함하는 비휘발성 메모리 소자의 제조 방법 |
| CN102544361A (zh) * | 2010-12-31 | 2012-07-04 | 中国科学院上海微系统与信息技术研究所 | 可用于相变存储的相变材料及调节其相变参数的方法 |
| US8426242B2 (en) | 2011-02-01 | 2013-04-23 | Macronix International Co., Ltd. | Composite target sputtering for forming doped phase change materials |
| KR101952879B1 (ko) * | 2011-02-01 | 2019-02-28 | 매크로닉스 인터내셔널 컴퍼니 리미티드 | 도핑된 상 변화 재료를 형성하기 위한 복합 타겟의 스퍼터링 |
| CN102637820B (zh) * | 2011-02-09 | 2014-06-04 | 中芯国际集成电路制造(上海)有限公司 | 相变存储器的形成方法 |
| CN102751435A (zh) * | 2011-04-21 | 2012-10-24 | 中国科学院上海微系统与信息技术研究所 | 相变存储材料及其制备方法 |
| US8946666B2 (en) | 2011-06-23 | 2015-02-03 | Macronix International Co., Ltd. | Ge-Rich GST-212 phase change memory materials |
| CN102347446B (zh) * | 2011-10-27 | 2015-04-15 | 中国科学院上海微系统与信息技术研究所 | 一种用于相变存储器的Ge-Sb-Te富Ge掺N相变材料及其制备方法 |
| US8932901B2 (en) | 2011-10-31 | 2015-01-13 | Macronix International Co., Ltd. | Stressed phase change materials |
| WO2014070682A1 (en) | 2012-10-30 | 2014-05-08 | Advaned Technology Materials, Inc. | Double self-aligned phase change memory device structure |
| US9336879B2 (en) | 2014-01-24 | 2016-05-10 | Macronix International Co., Ltd. | Multiple phase change materials in an integrated circuit for system on a chip application |
| US10602250B2 (en) | 2016-10-13 | 2020-03-24 | Bose Corporation | Acoustaical devices employing phase change materials |
| US10531174B2 (en) * | 2016-10-13 | 2020-01-07 | Bose Corporation | Earpiece employing cooling and sensation inducing materials |
| US10777466B2 (en) * | 2017-11-28 | 2020-09-15 | Taiwan Semiconductor Manufacturing Co., Ltd. | Semiconductor Fin cutting process and structures formed thereby |
| KR102452296B1 (ko) * | 2018-07-10 | 2022-10-06 | 고쿠리츠켄큐카이하츠호진 상교기쥬츠 소고켄큐쇼 | 적층 구조체 및 그 제조 방법 그리고 반도체 디바이스 |
| KR102634805B1 (ko) * | 2018-08-23 | 2024-02-08 | 에스케이하이닉스 주식회사 | 전자 장치 및 그 제조 방법 |
| JP2021134380A (ja) * | 2020-02-26 | 2021-09-13 | 三菱マテリアル株式会社 | スパッタリングターゲット |
| US11437568B2 (en) * | 2020-03-31 | 2022-09-06 | Globalfoundries U.S. Inc. | Memory device and methods of making such a memory device |
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| US6033535A (en) * | 1990-08-28 | 2000-03-07 | Matsushita Electric Industrial Co., Ltd. | Optical information recording disk and method for manufacturing the same |
| US5714768A (en) * | 1995-10-24 | 1998-02-03 | Energy Conversion Devices, Inc. | Second-layer phase change memory array on top of a logic device |
| US6632583B2 (en) * | 1999-12-07 | 2003-10-14 | Mitsubishi Chemical Corporation | Optical recording medium and production method of the same |
| KR100453540B1 (ko) | 2001-01-03 | 2004-10-22 | 내셔널 사이언스 카운실 | 재기록가능한 상변화형 광기록 조성물 및 재기록가능한상변화형 광디스크 |
| CN100369141C (zh) * | 2002-02-25 | 2008-02-13 | 日矿金属株式会社 | 相变型存储器用溅射靶及其制造方法 |
| JP2004241535A (ja) * | 2003-02-05 | 2004-08-26 | Matsushita Electric Ind Co Ltd | 抵抗変化素子および製造方法 |
| US7115927B2 (en) | 2003-02-24 | 2006-10-03 | Samsung Electronics Co., Ltd. | Phase changeable memory devices |
| JP2004311729A (ja) | 2003-04-08 | 2004-11-04 | Mitsubishi Materials Corp | 電気抵抗が高い相変化記録膜 |
| CN100342562C (zh) * | 2003-11-26 | 2007-10-10 | 中国科学院上海微系统与信息技术研究所 | 一种相变薄膜材料纳米线的制备方法 |
| US7851691B2 (en) * | 2003-12-02 | 2010-12-14 | Battelle Memorial Institute | Thermoelectric devices and applications for the same |
| KR100533958B1 (ko) * | 2004-01-05 | 2005-12-06 | 삼성전자주식회사 | 상변화 메모리 장치 및 그 제조 방법 |
| KR100623181B1 (ko) * | 2004-08-23 | 2006-09-19 | 삼성전자주식회사 | 상변화 메모리 장치 및 이의 제조 방법 |
| JP2006156886A (ja) * | 2004-12-01 | 2006-06-15 | Renesas Technology Corp | 半導体集積回路装置およびその製造方法 |
| KR100585175B1 (ko) * | 2005-01-31 | 2006-05-30 | 삼성전자주식회사 | 화학 기상 증착법에 의한 GeSbTe 박막의 제조방법 |
| KR100688532B1 (ko) * | 2005-02-14 | 2007-03-02 | 삼성전자주식회사 | 텔루르 전구체, 이를 이용하여 제조된 Te-함유 칼코게나이드(chalcogenide) 박막, 상기 박막의 제조방법 및 상변화 메모리 소자 |
| KR100682969B1 (ko) * | 2005-08-04 | 2007-02-15 | 삼성전자주식회사 | 상변화 물질, 이를 포함하는 상변화 램과 이의 제조 및 동작 방법 |
| KR20060076262A (ko) * | 2006-06-14 | 2006-07-04 | 삼성전자주식회사 | 상변화 메모리 제조 장치 및 이를 이용한 상변화 메모리장치 제조 방법 |
-
2007
- 2007-03-21 KR KR1020070027395A patent/KR100814393B1/ko active Active
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2008
- 2008-03-19 JP JP2008072450A patent/JP2008235904A/ja active Pending
- 2008-03-19 US US12/051,043 patent/US8192592B2/en active Active
- 2008-03-21 CN CN2008100830789A patent/CN101271961B/zh active Active
- 2008-03-21 TW TW097110242A patent/TW200849685A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR100814393B1 (ko) | 2008-03-18 |
| US20080230373A1 (en) | 2008-09-25 |
| CN101271961A (zh) | 2008-09-24 |
| CN101271961B (zh) | 2011-08-31 |
| US8192592B2 (en) | 2012-06-05 |
| JP2008235904A (ja) | 2008-10-02 |
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