CN105884191B - A kind of bismuth doped germanium hydrochlorate optical glass and preparation method thereof - Google Patents
A kind of bismuth doped germanium hydrochlorate optical glass and preparation method thereof Download PDFInfo
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- CN105884191B CN105884191B CN201610229861.6A CN201610229861A CN105884191B CN 105884191 B CN105884191 B CN 105884191B CN 201610229861 A CN201610229861 A CN 201610229861A CN 105884191 B CN105884191 B CN 105884191B
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/12—Silica-free oxide glass compositions
- C03C3/253—Silica-free oxide glass compositions containing germanium
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C4/00—Compositions for glass with special properties
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Abstract
The invention discloses a kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component is：Germanium base oxide 65~87%, A2O33~10%, BO 0~15%, C2O 0~10%, nitride 0.0001~10%, bismuth source 0.001~1.0%.The present invention adds nitride by the germanic acid based glass adulterated to low amounts bismuth, adjust the type and ratio at the near-infrared luminous center of bismuth ion, gained optical glass product can cover the wide band absorption peak of 420~620nm, under the laser excitation of 400~510nm or 840~900nm, there are two glow peaks for tool, under the excitation of 445~475nm blue lights, glow peak is located near 1170nm and 1500nm respectively, and the ultra wide band optical property of 1000 1700nm range communication bands can be covered, amplification bandwidth is up to 480nm.
Description
Technical field
The invention belongs to technical field of function materials, and in particular to a kind of bismuth doped germanium hydrochlorate optical glass and its preparation side
Method.
Background technology
Germanate optical glass has relatively low phonon that energy, broad into glass range, good optical property and
Preferable mechanical performance and chemical stability have wider infrared through range and higher refractive index, high refractive index
Contribute to the emission cross section of the probability of radiationless transition and raising bismuth ion in glass with low phonon energy, bismuth ion can be made
Luminous efficiency further improve.
1998, the liana of Mitsubishi Cable Ind Ltd make tranquil et al. disclose one kind mix secret quartz glass, optical fiber and
Image intensifer manufacturing method (the flat 11-29334 of Patent Publication), they by the use of bismuth exchange zeolite as decentralized medium, with reference to Sol
~gel methods and high-temperature melting method are prepared for mixing Bi quartz glass under air conditions, draw out corresponding optical fiber, realize
The light amplification at 1.3um under 800nm pumpings.The photoluminescence peak of this glass is located near 1130nm, and maximum fluorescence half is high
Width is 250nm.2001, liana, which is made tranquil et al., proposed a kind of optical fiber and image intensifer (Patent Publication 2002-252397), glass
Glass matrix forms：Al2O3-SiO2-Bi2O3, it is melted under 1750 DEG C of air, draws out corresponding optical fiber, realizes 0.8um pumps
The light amplification at 1.3um under Pu.2001, Fujimoto and Nakatsuka were in Jpn.J.App.Phys., and 40, (2001)
The Al of Bi doping that L279 reports are prepared under air2O3-SiO2Glass, the near infrared light amplification realization under 800nm laser excitations
Gain.Zhejiang University Qiu builds honor etc. and has continuously applied for a series of entitled " nano bismuth cluster doped silicon dioxide base optical glass
And preparation method thereof ", " for the bismuth ion doped crystal of tunable laser and broad band amplifier ", " mix bismuth germanium base optics glass
Glass ", " preparation method of bismuth blended high silicon oxygen near-infrared super-broadband emission glass ", (patent publication No. is respectively 200510024483.X,
200510023597.2 200410054216.2,200410054217.7) about bismuth doped-glass as the special of photosensitive enlarging material
Profit.Kunming University of Science and Technology Qiu build it is standby wait continuously applied it is a series of it is entitled " a kind of bismuth-doped silicon aluminium borate optical glass and its
Preparation method ", " a kind of bismuth doped germanium hydrochlorate base ultra wide band optical glass and preparation method thereof ", a kind of " silicophosphate for mixing bismuth
Base optical glass and preparation method thereof ", " a kind of bismuth-doped silicon-aluminum-calcium optical glass and preparation method thereof ", " bismuth-doped silicon zinc boron
Base optical glass and preparation method thereof ", " bismuth doped phosphosilicate optical glass and preparation method thereof ", " bismuth doped strontium-aluminum boryl
Optical glass and preparation method thereof ", " bismuth doped germanium-zinc-boron glass and preparation method thereof ", (patent publication No. is respectively
201310016923.1 201210537531.5,201110129876.2,200910218204.1,200910094183.7,
200910094186.0 200910094184.1,200910094185.6).
It is to realize the ultra wide band of near-infrared by regarding semiconductor laser as pump light source however in above-mentioned report
Light amplification, seldom using the light near blue light as pump light source, material emission bandwidth range is between 200-400nm, it is impossible to
Optical communication wave bands all at present is completely covered, has limited to the use scope of bismuth ion doping near-infrared material.
Invention content
In order to solve the above-mentioned technical problem, the object of the present invention is to provide a kind of bismuth doped germanium hydrochlorate optical glass, pass through
Nitride is added to the germanic acid based glass of low amounts bismuth doping, the type and ratio at the near-infrared luminous center of bismuth ion is adjusted, makes
Gained optical glass product can cover the ultra-wideband near-infrared luminous of all optical communication wave bands.
To achieve the above object, the technical solution adopted by the present invention is：
A kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component are：Germanium base oxide 65~87%,
A2O33~10%, BO 0~15%, C2O 0~10%, nitride 0.0001~10%, bismuth source 0.001-1.0%.
Preferably, in the bismuth doped germanium hydrochlorate optical glass, molar percentage is shared by each component：Germanium base oxide 65
~87%, A2O33~10%, BO 0~15%, C2O 0~10%, nitride 0.0001~10%, bismuth source 0.01~
0.099%.
In said program, the germanium base oxide is by germanium oxide and silica with 1:(0~0.25) mass ratio mixing and
Into.
In said program, the A2O3For trivalent or the compound of trivalent is thermally decomposed to yield, it can be selected
Aluminium oxide (Al2O3), boron oxide (B2O3), gallium oxide (Ga2O3) one or more of or aluminium oxide (Al2O3), aluminium hydroxide
(Al(OH)3), boron oxide (B2O3), boric acid (H3BO3), gallium oxide (Ga2O3One or more of).
In said program, the BO is oxides, divalent or the compound for thermally decomposing to yield oxides, divalent, it can be selected
Magnesia (MgO), calcium oxide (CaO), strontium oxide strontia (SrO), barium monoxide (BaO), zinc oxide (ZnO), cadmium oxide (CdO), oxidation
One or more of lead (PbO) or magnesia (MgO), magnesium carbonate (MgCO3), basic magnesium carbonate (4MgCO3·Mg(OH)2·
5H2O), calcium oxide (CaO), calcium carbonate (CaCO3), strontium oxide strontia (SrO), strontium carbonate (SrCO3), barium monoxide (BaO), barium carbonate
(BaCO3), zinc oxide (ZnO), zinc carbonate (ZnCO3), cadmium oxide (CdO), cadmium carbonate (CdCO3), lead oxide (PbO), ceruse
(PbCO3One or more of).
In said program, the C2O is univalent oxide or the compound for thermally decomposing to yield univalent oxide, it can be selected
Lithia (Li2O), sodium oxide molybdena (Na2O), potassium oxide (K2One or more of) or lithia (Li O2O), lithium carbonate
(Li2CO3), sodium oxide molybdena (Na2O), sodium carbonate (Na2CO3), sodium bicarbonate (NaHCO3), potassium oxide (K2O), potassium carbonate (K2CO3)
One or more of.
In said program, the optional silicon nitride (Si3N4), boron nitride (BN), one kind or several in aluminium nitride (AlN)
Kind.
In said program, the bismuth source is BiCl3、Bi2O3Or NaBiO3·2H2O etc..
A kind of preparation method of above-mentioned bismuth doped germanium hydrochlorate optical glass, includes the following steps：
1) raw material weighs：Each component, germanium base oxide 65~87%, A are weighed according to the following ratio2O33~10%, BO 0
~15%, C20~10mol% of O, nitride 0.0001~10%, bismuth source 0.001~1.0%；
2) high-temperature fusion is handled：The each component that step 1) weighs is uniformly mixed, then heats to 1300~1600 DEG C of guarantors
20~180min of temperature, obtains melt liquid；
3) it makes annealing treatment：Melt liquid obtained by step 2) is transferred in annealing furnace be heated to 400~750 DEG C of heat preservations 1~
48 hours, room temperature then was cooled to get the bismuth doped germanium hydrochlorate optical glass with stove.
Preferably, the temperature of the high-temperature fusion processing is 1400~1550 DEG C, and the time is 20~60min.
Preferably, the temperature of the annealing is 400~500 DEG C, and the time is 2~10h.
Described in said program or according to bismuth doped germanium hydrochlorate optical glass prepared by said program, 420~620nm can be covered
Wide band absorption peak, under the laser excitation of 400~510nm or 840~900nm, tool there are two glow peak, commercialization 445~
Under 475nm blue semiconductor lasers or the excitation of 445~475nm blue-ray LEDs, it is attached that glow peak is located at 1170nm and 1500nm respectively
Closely, and 1000nm can be covered to the ultra wide band optical property of 1700nm range communication bands, amplification bandwidth is up to 480nm.
Beneficial effects of the present invention are：
1) present invention is existed by carrying out bismuth doping, while add nitride to germanate base optical glass using nitride
The weak reduction that decomposition under high temperature generates, realizes and the type and quantity at the near-infrared luminous center of variety classes bismuth is adjusted
Section, it is ultra-wideband near-infrared luminous so as to generate.
2) present invention to bismuth source by carrying out low amounts doping, and germanate optical glass is in warm caused by avoiding high bismuth doping
The glass being also easy to produce in processing, drawing optical fiber or photoexcitation process is dimmed or glass luminescence queenching phenomenon.
3) present invention gained bismuth doped germanium hydrochlorate optical glass can cover the wide band absorption peak of 420~620nm, 400~
Under the laser excitation of 510nm or 840~900nm, tool is there are two glow peak, in commercialization 445~475nm blue semiconductor lasers
Or under the excitation of 445~475nm blue-ray LEDs, glow peak is located near 1170nm and 1500nm respectively, and can cover 1000nm extremely
The ultra wide band optical property of 1700nm range communication bands, amplification bandwidth is up to 480nm.
Description of the drawings
Fig. 1 is absorption spectrum of the 1 gained bismuth doped germanium hydrochlorate optical glass of embodiment in 200~2500nm wave bands.
Fig. 2 is the near infrared spectroscopy that 1 gained bismuth doped germanium hydrochlorate optical glass of embodiment excites at 460nm.
Fig. 3 is absorption spectrum of the 2 gained bismuth doped germanium hydrochlorate optical glass of embodiment in 200~2500nm wave bands.
Fig. 4 is the near infrared spectroscopy that 2 gained bismuth doped germanium hydrochlorate optical glass of embodiment excites at 460nm.
Fig. 5 is absorption spectrum of the 3 gained bismuth doped germanium hydrochlorate optical glass of embodiment in 200~2500nm.
Fig. 6 is the near infrared spectroscopy that 3 gained bismuth doped germanium hydrochlorate optical glass of embodiment excites at 460nm.
Fig. 7 is absorption spectrum of the 4 gained bismuth doped germanium hydrochlorate optical glass of embodiment in 200~2500nm wave bands.
Fig. 8 is the near infrared spectroscopy that 4 gained bismuth doped germanium hydrochlorate optical glass of embodiment excites at 460nm.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with specific embodiment, to this
Invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, and do not have to
It is of the invention in limiting.In addition, as long as technical characteristic involved in the various embodiments of the present invention described below is each other
Between do not form conflict and can be combined with each other.
In following embodiment, the reagent used unless specific instructions is commercially available chemical reagent.
Embodiment 1
A kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component are：GeO277.49%, Si3N4
2.5%, Al2O310%, MgO 10%, BiCl30.01%；Preparation method includes the following steps：
1) each component is weighed by above-mentioned formula；
2) high-temperature fusion is handled：The each component that step 1) weighs is uniformly mixed, then heats to 1550 DEG C of heat preservations
20min obtains melt liquid；
3) it makes annealing treatment：Melt liquid obtained by step 2) is transferred in annealing furnace and is heated to 520 DEG C and keeps the temperature 2 hours, so
Room temperature is cooled to get the bismuth doped germanium hydrochlorate optical glass with stove afterwards.
Bismuth doped germanium hydrochlorate optical glass obtained by the present embodiment is shown in Fig. 1 in the absorption spectrum of 250~850nm wave bands, can be with
Find out has ultra wide band absorption peak positioned at 420nm-620nm, also nearby has positioned at 700nm, 1000nm and 2200nm and inhales
Receive peak.Bismuth doped germanium hydrochlorate optical glass obtained by the present embodiment is used into commercial blue semiconductor laser with the wavelength of 460nm
It is excited, gained near infrared spectroscopy is shown in Fig. 2, it can be seen that glow peak is located near 1170nm and 1500nm respectively, hair
Photopeak covers 1000~1700nm, and amplification bandwidth is up to 480nm.
Embodiment 2
A kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component are：GeO274.49%, Si3N4
2.5%, Al2O310%, CaO 13%, BiCl30.01%；Preparation method includes the following steps：
1) each component is weighed by above-mentioned formula；
2) high-temperature fusion is handled：The each component that step 1) weighs is uniformly mixed, then heats to 1550 DEG C of heat preservations
20min obtains melt liquid；
3) it makes annealing treatment：Melt liquid obtained by step 2) is transferred in annealing furnace and is heated to 520 DEG C and keeps the temperature 2 hours, so
Room temperature is cooled to get the bismuth doped germanium hydrochlorate optical glass with stove afterwards.
Bismuth doped germanium hydrochlorate optical glass obtained by the present embodiment is shown in Fig. 3 in the absorption spectrum of 250~850nm wave bands, can be with
Find out has ultra wide band absorption peak positioned at 420nm-620nm, also nearby has positioned at 700nm, 1000nm and 2200nm and inhales
Receive peak.Bismuth doped germanium hydrochlorate optical glass obtained by the present embodiment is used into commercial blue semiconductor laser with the wavelength of 460nm
It is excited, gained near infrared spectroscopy is shown in Fig. 4, it can be seen that glow peak is located near 1170nm and 1500nm respectively, hair
Photopeak covers 1000~1700nm, and amplification bandwidth is up to 480nm.
Embodiment 3
A kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component are：GeO279.49%, Si3N4
2.5%, Al2O38.0%, SrCO310%, BiCl30.01%；Preparation method includes the following steps：
1) each component is weighed by above-mentioned formula；
2) high-temperature fusion is handled：The each component that step 1) weighs is uniformly mixed, then heats to 1550 DEG C of heat preservations
20min obtains melt liquid；
3) it makes annealing treatment：Melt liquid obtained by step 2) is transferred in annealing furnace and is heated to 520 DEG C and keeps the temperature 2 hours, so
Room temperature is cooled to get the bismuth doped germanium hydrochlorate optical glass with stove afterwards.
Bismuth doped germanium hydrochlorate optical glass obtained by the present embodiment is shown in Fig. 5 in the absorption spectrum of 200~2500nm wave bands, can be with
Find out has ultra wide band absorption peak positioned at 420nm-620nm, also nearby has positioned at 700nm, 1000nm and 2200nm and inhales
Receive peak.Bismuth doped germanium hydrochlorate optical glass obtained by the present embodiment is used into commercial blue semiconductor laser with the wavelength of 460nm
It is excited, gained near infrared spectroscopy is shown in Fig. 6, it can be seen that glow peak is located near 1170nm and 1500nm respectively, hair
Photopeak covers 1000~1700nm, and amplification bandwidth is up to 480nm.
Embodiment 4
A kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component are：GeO274.99%, Si3N4
3.0%, B2O310%, BaCO312%, BiCl30.01%；Preparation method includes the following steps：
1) each component is weighed by above-mentioned formula；
2) high-temperature fusion is handled：The each component that step 1) weighs is uniformly mixed, then heats to 1550 DEG C of heat preservations
20min obtains melt liquid；
3) it makes annealing treatment：Melt liquid obtained by step 2) is transferred in annealing furnace and is heated to 520 DEG C and keeps the temperature 2 hours, so
Room temperature is cooled to get the bismuth doped germanium hydrochlorate optical glass with stove afterwards.
Bismuth doped germanium hydrochlorate optical glass obtained by the present embodiment is shown in Fig. 7 in the absorption spectrum of 200~2500nm wave bands, can be with
Find out has ultra wide band absorption peak positioned at 420nm-620nm, also nearby has positioned at 700nm, 1000nm and 2200nm and inhales
Receive peak.Bismuth doped germanium hydrochlorate optical glass obtained by the present embodiment is used into commercial blue semiconductor laser with the wavelength of 460nm
It is excited, gained near infrared spectroscopy is shown in Fig. 8, it can be seen that glow peak is located near 1170nm and 1500nm respectively, hair
Photopeak covers 1000~1700nm, and amplification bandwidth is up to 480nm.
Embodiment 5
A kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component are：GeO283.41%, Si3N4
3.5%, Al2O33%, MgCO310%, BiCl30.09%；Preparation method includes the following steps：
1) each component is weighed by above-mentioned formula；
2) high-temperature fusion is handled：The each component that step 1) weighs is uniformly mixed, then heats to 1350 DEG C of heat preservations
120min obtains melt liquid；
3) it makes annealing treatment：Melt liquid obtained by step 2) is transferred in annealing furnace and is heated to 420 DEG C and keeps the temperature 12 hours, so
Room temperature is cooled to get the bismuth doped germanium hydrochlorate optical glass with stove afterwards.
Embodiment 6
A kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component are：GeO275.99%, Si3N4
4.0%, Al2O310%, MgO 10%, BiCl30.01%；Preparation method includes the following steps：
1) each component is weighed by above-mentioned formula；
2) high-temperature fusion is handled：The each component that step 1) weighs is uniformly mixed, then heats to 1550 DEG C of heat preservations
20min obtains melt liquid；
3) it makes annealing treatment：Melt liquid obtained by step 2) is transferred in annealing furnace and is heated to 520 DEG C and keeps the temperature 2 hours, so
Room temperature is cooled to get the bismuth doped germanium hydrochlorate optical glass with stove afterwards.
Embodiment 7
A kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component are：GeO275%, silica 3%,
Si3N41.0%, Al2O310%, MgCO310%, BiCl31%；Preparation method includes the following steps：
1) each component is weighed by above-mentioned formula；
2) high-temperature fusion is handled：The each component that step 1) weighs is uniformly mixed, then heats to 1550 DEG C of heat preservations
20min obtains melt liquid；
3) it makes annealing treatment：Melt liquid obtained by step 2) is transferred in annealing furnace and is heated to 520 DEG C and keeps the temperature 2 hours, so
Room temperature is cooled to get the bismuth doped germanium hydrochlorate optical glass with stove afterwards.
Embodiment 8
A kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component are：GeO272.99%, Si3N4
7%, Al2O310%, MgCO32%, lithia 8%, BiCl30.01%；Preparation method includes the following steps：
1) each component is weighed by above-mentioned formula；
2) high-temperature fusion is handled：The each component that step 1) weighs is uniformly mixed, then heats to 1600 DEG C of heat preservations
20min obtains melt liquid；
3) it makes annealing treatment：Melt liquid obtained by step 2) is transferred in annealing furnace and is heated to 700 DEG C and keeps the temperature 2 hours, so
Room temperature is cooled to get the bismuth doped germanium hydrochlorate optical glass with stove afterwards.
Embodiment 9
A kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component are：GeO279.9899%, Si3N4
0.0001%, Al2O310%, MgCO310%, BiCl30.01%；Preparation method includes the following steps：
1) each component is weighed by above-mentioned formula；
2) high-temperature fusion is handled：The each component that step 1) weighs is uniformly mixed, then heats to 1550 DEG C of heat preservations
20min obtains melt liquid；
3) it makes annealing treatment：Melt liquid obtained by step 2) is transferred in annealing furnace and is heated to 520 DEG C and keeps the temperature 2 hours, so
Room temperature is cooled to get the bismuth doped germanium hydrochlorate optical glass with stove afterwards.
As it will be easily appreciated by one skilled in the art that the foregoing is merely presently preferred embodiments of the present invention, not limiting
The present invention, all any modification, equivalent and improvement made all within the spirits and principles of the present invention etc. should be included in this
Within the protection domain of invention.
Claims (7)
1. a kind of bismuth doped germanium hydrochlorate optical glass, molar percentage shared by each component are：Germanium base oxide 65~87%, A2O3
3~10%, BO 0~15%, C2O 0~10%, nitride 0.0001~10%, bismuth source 0.001~1.0%；
The A2O3For one or more of aluminium oxide, aluminium hydroxide, boron oxide, boric acid, gallium oxide；The BO for magnesia,
Magnesium carbonate, basic magnesium carbonate, calcium oxide, calcium carbonate, strontium oxide strontia, strontium carbonate, barium monoxide, barium carbonate, zinc oxide, zinc carbonate, oxygen
One or more of cadmium, cadmium carbonate, lead oxide, ceruse；The C2O for lithia, lithium carbonate, sodium oxide molybdena, sodium carbonate,
One or more of sodium bicarbonate, potassium oxide, potassium carbonate.
2. bismuth doped germanium hydrochlorate optical glass according to claim 1, which is characterized in that molar percentage shared by each component
For：Germanium base oxide 65~87%, A2O33~10%, BO 0~15%, C2O 0~10%, nitride 0.0001~10%,
Bismuth source 0.01~0.099%.
3. bismuth doped germanium hydrochlorate optical glass according to claim 1, which is characterized in that the germanium base oxide is by aoxidizing
Germanium is with silica with 1:The mass ratio of (0~0.25) mixes.
4. bismuth doped germanium hydrochlorate optical glass according to claim 1, which is characterized in that the nitride is selected from nitridation
One or more of silicon, boron nitride, aluminium nitride.
5. bismuth doped germanium hydrochlorate optical glass according to claim 1, which is characterized in that the bismuth source is BiCl3、Bi2O3
Or NaBiO3·2H2O。
6. bismuth doped germanium hydrochlorate optical glass according to claim 1, which is characterized in that the width of 420~620nm can be covered
Band absorption peak, under the laser excitation of 400~510nm or 840~900nm, tool is there are two glow peak, in 445~475nm blue lights
Under excitation, glow peak is located near 1170nm and 1500nm respectively, and can cover 1000nm to 1700nm range communication bands
Ultra wide band optical property, amplification bandwidth up to 480nm.
7. the preparation method of bismuth doped germanium hydrochlorate optical glass described in claim 1, which is characterized in that include the following steps：
1) raw material weighs：Each component, germanium base oxide 65~87%, A are weighed according to the following ratio2O33~10%, BO 0~
15%, C2O 0~10%, nitride 0.0001~10%, bismuth source 0.001~1.0%；
2) high-temperature fusion is handled：The each component that step 1) weighs is uniformly mixed, then heats to 1300~1600 DEG C of heat preservations 20
~180min, obtains melt liquid；
3) it makes annealing treatment：Melt liquid obtained by step 2) is transferred in annealing furnace to be heated to 400~750 DEG C of heat preservations 1~48 small
When, then room temperature is cooled to get the bismuth doped germanium hydrochlorate optical glass with stove.
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| CN111217524B (en) * | 2018-11-27 | 2022-05-06 | 宜城市泳瑞玻璃科技有限公司 | High-refractive-index mid-infrared optical glass and preparation method thereof |
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| CN114409263A (en) * | 2022-01-25 | 2022-04-29 | 华南理工大学 | Bismuth-doped multi-component glass optical fiber used as gain medium and preparation method thereof |
| CN115849703A (en) * | 2022-12-01 | 2023-03-28 | 华南理工大学 | Bismuth-doped multi-component optical fiber with multi-mode near-infrared luminescence and preparation method and application thereof |
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| Ho3+掺杂锗硅酸盐玻璃2.0μm发光性能研究;韩建军等;《武汉理工大学学报》;20150430;第37卷(第4期);正文第1-5页 * |
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