CN1313403C - Light amplified erbium Ytterbium codoped multi-component oxide glass and method for manufacturing same - Google Patents

Light amplified erbium Ytterbium codoped multi-component oxide glass and method for manufacturing same Download PDF

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Publication number
CN1313403C
CN1313403C CNB2003101247605A CN200310124760A CN1313403C CN 1313403 C CN1313403 C CN 1313403C CN B2003101247605 A CNB2003101247605 A CN B2003101247605A CN 200310124760 A CN200310124760 A CN 200310124760A CN 1313403 C CN1313403 C CN 1313403C
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China
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glass
erbium
oxide glass
yttrium
component oxide
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CN1634785A (en
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邹快盛
陆敏
李玮楠
程光华
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XiAn Institute of Optics and Precision Mechanics of CAS
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XiAn Institute of Optics and Precision Mechanics of CAS
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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
    • 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
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • 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
    • 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
    • C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
    • C03C3/068—Glass compositions containing silica with less than 40% silica by weight containing boron containing rare earths
    • 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
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths

Abstract

The present invention relates to an erbium-yttrium co-doped multicomponent oxide glass for amplifying light, which is prepared from SiO2, Al2O3, Li2O, Yb2O3, Er2O3, B2O3, Na2O, K2O, CaO, BaO, ZnO, MgO, etc. The preparation method of the glass for amplifying light comprises: the raw materials are put in a crucible and melted to obtain molten glass; the molten glass is put in a platinum crucible, melted by an optical glass melting method, clarified and homogenized. The erbium-yttrium co-doped multicomponent oxide glass solves the technical problems of narrow gain bandwidth, low glass transition temperature, poor heat stability, poor chemical stability and complicated preparation technique existing in the optical fiber amplifiers in the background art. The erbium-yttrium co-doped multicomponent oxide glass can provide the gain bandwidth of 60 nm and a flat gain spectrum; the erbium-yttrium co-doped multicomponent oxide glass has favorable chemical stability and favorable heat stability, and therefore, can completely meet the requirements for fast expansion of information transmission capacity in the development of the current optical communication. The erbium-yttrium co-doped multicomponent oxide glass has the advantages of simple preparation technique and low cost.

Description

Light amplification erbium ytterbium codoped multi-component oxide glass and preparation method thereof
Technical field
The present invention relates to a kind of light amplification erbium ytterbium codoped multi-component oxide optical glass and preparation method thereof, this glass can be used for the i.e. wide-band optical amplifier glass of 1.55～1.65 mu m wavebands of the 3rd optical communication window.
Background technology
Erbium-doped fiber amplifier (EDFA) is widely used in the amplification of optical communication field 1550nm wave band optical signal, and wherein optical amplification medium is the optical fiber that is doped with erbium ion.Yet, increase along with the Communications service demand of continuous development, increasing sharply of internet information transmission capacity, the information transmission capacity of fiber backbone network and light Metropolitan Area Network (MAN) sharply expands, current wavelength-division multiplex (WDM) communication system is difficult to adapt to this demand, dense wave division multipurpose (DWDM) communication system arises at the historic moment, the erbium-doped fiber amplifier EDFA owing to employing mostly is the quartz substrate erbium-doped fiber amplifier in the real system at present, its gain spectral shape is very sharp-pointed, and obtainable net gain bandwidth 1530～1565nm is too narrow to be had only about 35nm, has seriously restricted the number of channel of dense wave division multipurpose (DWDM) communication system transmission system.
If erbium-doped fiber amplifier EDFA can realize more smooth gain in wideer wavelength region, then can widen the available signal wavelength, increase transmission capacity.For this reason, people cascade up the image intensifer of different gains wavelength region, and still, this structure is very complicated, and can't realize the amplification of optical signal at the edge of each gain centre wavelength.Therefore, people are devoted to study broadband flat gain image intensifer glass material always, and the best image intensifer material of current use is by ZBLAN (ZrF 3-BaF 2-LaF 3-AlF 3-NaF) the optical fiber made of glass, but it costs an arm and a leg, and complicated process of preparation, its glass transformation temperature is also lower than tellurate glass, bismuthate glass, poor heat stability.
Summary of the invention
It is narrow to the invention solves in the background technology fiber amplifier gain bandwidth, and glass transformation temperature is low, and thermostability and chemical stability are relatively poor, the technical problem of complicated process of preparation.
Technical solution of the present invention is:
A kind of light amplification erbium ytterbium codoped multi-component oxide glass, its special character is: the molar percentage of this erbium ytterbium codoped multi-component oxide glass is composed as follows
SiO 2 20～80
B 2O 3 0～40
Al 2O 3 3～20
Li 2O 1～20
Na 2O 0～20
K 2O 0～20
CaO 0～10
BaO 0～10
ZnO 0～10
MgO 0～10
Er 2O 3 0.01～10
Yb 2O 3 0.1～25
ZrO 2 0～5
Bi 2O 3 0～10
La 2O 3 0～10
Y 2O 3 0～10
Above-mentioned SiO 2And B 2O 3Total content be good with 20～85mol%.
Above-mentioned Li 2O, Na 2O and K 2The total content of O is good with 5～25mol%.
Above-mentioned Bi 2O 3, La 2O 3And Y 2O 3Total content be good with 0～20%.
The preferable of above-mentioned erbium ytterbium codoped multi-component oxide glass consists of
SiO 2(mol％) 45
B 2O 3(mol％) 9
Al 2O 3(mol％) 12
Li 2O(mol％) 8
K 2O(mol％) 4
CaO(mol％) 6
ZnO(mol％) 7
Yb 2O 3(mol％) 3
ZrO 2(mol％) 4
Y 2O 3+Bi 2O 3(mol％) 2
Itself and Er 2O 3Weight percent be 100: 0.25.
Another of above-mentioned erbium ytterbium codoped multi-component oxide glass is preferable to consist of
SiO 2(mol％) 55
B 2O 3(mol％) 8
Al 2O 3(mol％) 5
Li 2O(mol％) 14
Na 2O(mol％) 2
K 2O(mol％) 2
CaO(mol％) 1
BaO(mol％) 3
ZnO(mol％) 2
MgO(mol％) 2
Yb 2O 3(mol％) 2
ZrO 2(mol％) 2
Y 2O 3+Bi 2O 3(mol％) 1
La 2O 3(mol％) 1
Itself and Er 2O 3Weight percent be 100: 0.25.
A kind of method for preparing above-mentioned light amplification with the erbium ytterbium codoped multi-component oxide glass, its special character is: this preparation method comprises
1). get raw material by component, proportioning, raw material is added in the crucible, under 1200～1300 ℃ of temperature, melt, obtain glass metal;
2). glass metal is added in the platinum crucible, adopt the opticglass fusion process to make its fusion, clarification, homogenizing, glass melting temperature is 1380～1450 ℃, gets uniform glass.
Above-mentioned glass melting temperature is good with 1420 ℃.
Above-mentioned temperature of fusion is advisable with 1250 ℃.
Above-mentioned fusion crucible can adopt quartz crucible or ceramic crucible etc.
The present invention has the following advantages:
Erbium ytterbium codoped multi-component oxide optical glass of the present invention can provide up to the gain bandwidth of 60nm and more smooth gain spectral, have good chemical stability and thermostability, can satisfy the rapid expansible needs of current optical communication Information of Development transmission capacity fully, and preparation technology is simple, and cost is low.
Description of drawings
Fig. 1 is the emmission spectrum figure of glass of the present invention under the pump light excitation of 980nm wavelength;
Fig. 2 is the transmitance synoptic diagram of glass of the present invention;
Fig. 3 is the uptake factor graphic representation of glass of the present invention.
Embodiment
Wide-band optical amplifier of the present invention is composed as follows with the molar percentage of erbium ytterbium codoped multi-component oxide glass:
SiO 2 20～80
B 2O 3 0～40(SiO 2+B 2O 3＝20～85％)
Al 2O 3 3～20
Li 2O 1～20
Na 2O 0～20
K 2O 0～20(Li 2O+Na 2O+K 2O＝5～25％)
CaO 0～40
BaO 0～10
ZnO 0～10
MgO 0～10
Er 2O 3 0.01～10
Yb 2O 3 0.1～25
ZrO 2 0～5
Bi 2O 3 0～10
La 2O 3 0～10
Y 2O 3 0～10(Bi 2O 3+La 2O 3+Y 2O 3＝0～20％)
Wherein, SiO 2And B 2O 3Total content is advisable with 20～85mol%; Li 2O, Na 2O and K 2The total content of O is advisable with 5～25mol%; Bi 2O 3, La 2O 3And Y 2O 3Total content is advisable with 0～20%.
Production method of the present invention:
The first step: get raw material by mole per-cent composition, raw material is added in quartz crucible or the ceramic crucible, under 1200～1300 ℃ of temperature, melt, obtain glass metal;
Second step: glass metal is added in the platinum crucible, adopts the opticglass fusion process to make its fusion, clarification and homogenization, obtain uniform glass.Glass melting temperature can be 1380～1450 ℃, and best glass melting temperature is 1420 ℃.
SiO 2And B 2O 3Generate body as glass network, its total content is 20～85mol%; SiO 2And B 2O 3Content be lower than 20mol%, can make devitrification of glass, reduce the chemical stability of glass, surpass the high temperature melting viscosity that 85mol% can improve glass, make the difficulty of founding of glass; Also can influence other component simultaneously joins in the glass.B 2O 3Content surpass 15mol%, can reduce the chemical stability of glass.
Li 2The adding of O can improve Er 3+Dissolution rate, it is very short to make optical signal reach the required medium length of certain gain, this is very favourable for the miniaturization that realizes image intensifer.But Li 2The content of O can not surpass 20mol%, otherwise can make glass be easy to devitrification, dwindles the formation scope of glass.
Na 2O and K 2The adding of O helps enlarging the formation district of glass, is convenient to glass and founds under lower temperature.
Li 2O, Na 2O and K 2The total content of O is 5～25mol%, is lower than 5mol% and can makes the glass melting temperature of glass higher, increases the difficulty of glass smelting, surpasses the chemical stability that 25mol% can reduce glass.
The adding of bivalent metal oxide CaO, BaO, ZnO and MgO is used to adjust the specific refractory power and the thermal expansivity of glass, improves the chemical stability and the machining property of glass.
Add Al 2O 3Can change Er 3+Ligand field structure on every side makes Er 3+Width at 1.5 μ m emission spectrums increases.Therefore must contain enough high-load Al in this glass 2O 3, but content can not surpass 20mol%, otherwise can increase the viscosity of glass, make glass smelting and difficult forming.
Yb 2O 3As sensitizing agent, strengthen Er 3+Absorption at the 980nm wave band makes Er 3+Fully the energy of absorptive pumping light improves Er 3+In the luminous efficiency of 1.55 mu m wavebands, but Yb 2O 3Content can not surpass 25mol%, otherwise can make glass be easy to devitrification.
Suitably add ZrO 2Can improve the chemical stability of glass effectively, enlarge the formation scope of glass, but can not surpass 5mol%, otherwise can make glass be easy to crystallization, unfavorable to towing.
Suitably add La 2O 3, Y 2O 3And/or Bi 2O 3Work can improve the performance of founding of glass, enlarges the formation scope of glass, but can not surpass 20mol%, otherwise can make glass be easy to crystallization; Help increasing bandwidth simultaneously.
Er doped silica glasses among the present invention has quite wide and smooth emission spectrum, as shown in Figure 1.Though the glass emission spectrum is different from the gain spectral of optical fiber, the emission spectrum of broad helps to produce bigger gain bandwidth.
The composition embodiment and the effect parameter of glass of the present invention are as follows:
Example one Example two Example three Example four Example five Example six Example seven Example eight Example nine Example ten
SiO 2 B 2O 3 Al 2O 3 Li 2O Na 2O K 2O CaO BaO ZnO MgO Ga 2O 3 Yb 2O 3 ZrO 2 Y 2O 3+Bi 2O 3 La 2O 3 Er 2O 3 ρ n T g λ 0 Δλ 45 9 12 8 0 4 6 0 7 0 0 3 4 2 0 0.25 2.66 1.5379 510 1548 52 55 8 5 14 2 2 1 3 2 2 0 2 2 1 1 0.25 2.68 1.5393 520 1550 48 60 12 3 8 10 0 0 0 0 2 0 5 0 0 0 0.5 2.95 1.5402 540 1532 57.5 63 5 5 8 0 0 0 6 3 0 0 4 0 2 4 0.5 3.18 1.5578 563 1557 61 65 10 5 8 6 0 0 0 0 0 0 4 2 0 0 0.7 3.21 1.5609 585 1550 54 70 15 3 6 0 0 0 0.5 0 0 0 5.5 0 0 0 0.7 3.18 1.5746 610 1548 57 62 0 6 8 9 0 0 5 0 2 0 5 0 0 3 1 3.21 1.5802 547 1552 58 60.5 0 8 10 0 3 0 4 0 5 0 6.5 2 1 0 1.5 3.22 1.5884 570 1548 58 55 7 4 2 6 5 3 4 4 0 0 10 0 0 0 2.5 3.29 1.5935 530 1555 69 97.9 0 0.1 0 0 0 0 0 0 0 2 0 0 0 0 0.05 - 1.49 1010 1530 35
Wherein, example one to the block glass sample composition of the er-doped of example ten with molar percentage (mol%) expression, wherein Er 2O 3Content represent that with weight percent the block glass sample composition of the er-doped of promptly per 100 weight unit contains Er 2O 3Weight.Example one to example nine is sample of the present invention, can adopt conventional high-temperature fusion method 1420 ℃ of preparations down; Example ten is commercial er-doped silica glass for the contrast glass sample, can adopt the CVD (Chemical Vapor Deposition) method preparation.
Wherein, ρ is a density, unit: g/cm 3, adopt the test of draining weight-loss method; N is the specific refractory power of 1550nm wavelength, adopts ellipsometer (Ellipsometer) to measure; Tg is the transition temperature of glass, and unit is ℃ to adopt differential thermal analyzer (DTA) test; Δ λ is a gain bandwidth, and unit is nm; λ 0Be glass fluorescent emission centre wavelength; Glass colour is rose-colored.

Claims (3)

1. light amplification erbium ytterbium codoped multi-component oxide glass, it is characterized in that: the molar percentage of this erbium ytterbium codoped multi-component oxide glass is composed as follows
SiO 2 20～80
B 2O 3 0～40
Al 2O 3 3～20
Li 2O 1～20
Na 2O 0～20
K 2O 0～20
CaO 0～10
BaO 0～10
ZnO 0～10
MgO 0～10
Er 2O 3 0.01～10
Yb 2O 3 0.1～25
ZrO 2 0～5
Bi 2O 3 0～10
La 2O 3 0～10
Y 2O 3 0～10
Described SiO 2And B 2O 3Total content be 20～85mol%; Described Li 2O, Na 2O and K 2The total content of O is 5～25mol%; Described Bi 2O 3, La 2O 3And Y 2O 3Total content be 0～20%.
2. light amplification erbium ytterbium codoped multi-component oxide glass according to claim 1, it is characterized in that: the composition of described erbium ytterbium codoped multi-component oxide glass comprises
SiO 2 45mol％
B 2O 3 9mol％
Al 2O 3 12mol％
Li 2O 8mol％
K 2O 4mol％
CaO 6mol％
ZnO 7mol％
Yb 2O 3 3mol％
ZrO 2 4mol％
Y 2O 3+Bi 2O 3 2mol％
Itself and Er 2O 3Weight percent be 100: 0.25.
3. light amplification erbium ytterbium codoped multi-component oxide glass according to claim 1 and 2, it is characterized in that: the composition of described erbium ytterbium codoped multi-component oxide glass comprises
SiO 2 55mol％
B 2O 3 8mol％
Al 2O 3 5mol％
Li 2O 14mol％
Na 2O 2mol％
K 2O 2mol％
CaO 1mol％
BaO 3mol％
ZnO 2mol％
MgO 2mol％
Yb 2O 3 2mol％
ZrO 2 2mol％
Y 2O 3+Bi 2O 3 1mol％
La 2O 3 1mol％
Itself and Er 2O 3Weight percent be 100: 0.25.
CNB2003101247605A 2003-12-31 2003-12-31 Light amplified erbium Ytterbium codoped multi-component oxide glass and method for manufacturing same Expired - Fee Related CN1313403C (en)

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US8361917B2 (en) * 2010-08-05 2013-01-29 Schott Corporation Rare earth aluminoborosilicate glass composition
EP3543219B1 (en) * 2016-12-29 2023-11-15 Sunshine Lake Pharma Co., Ltd. Borosilicate glass with high chemical resistance and application thereof
CN107473579A (en) * 2017-09-30 2017-12-15 徐传龙 A kind of erbium and ytterbium codoping laser prefabricated rods and preparation method thereof
MX2020003641A (en) * 2017-10-10 2020-07-29 Unifrax I Llc Crystalline silica free low biopersistence inorganic fiber.
CN108863083B (en) * 2018-06-25 2021-05-11 南京邮电大学 Microcrystalline glass doped with quantum dots and rare earth and preparation method thereof
CN111253074A (en) * 2020-01-21 2020-06-09 华南师范大学 Erbium-ytterbium co-doped quartz substrate up-conversion luminescent fiber and preparation method thereof
CN111704361B (en) * 2020-06-08 2022-12-20 重庆国际复合材料股份有限公司 High-refractive-index high-performance glass fiber composition, glass fiber and composite material thereof
CN112851129B (en) * 2021-02-06 2021-08-31 威海长和光导科技有限公司 Near-infrared band broadband emission rare earth doped bismuthate optical fiber glass and preparation method thereof
CN113568245A (en) * 2021-07-23 2021-10-29 吉林大学 Silicon-based erbium-ytterbium co-doped polymer green light optical waveguide amplifier and preparation method thereof

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US4612295A (en) * 1983-07-14 1986-09-16 Hoya Corporation Glass for eye glass lens
CN1198414A (en) * 1997-03-25 1998-11-11 株式会社小原 Optical glass with negative anomalous dispersion
CN1352624A (en) * 1999-05-06 2002-06-05 康宁股份有限公司 Glass composition

Patent Citations (4)

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US4612295A (en) * 1983-07-14 1986-09-16 Hoya Corporation Glass for eye glass lens
CN1198414A (en) * 1997-03-25 1998-11-11 株式会社小原 Optical glass with negative anomalous dispersion
CN1352624A (en) * 1999-05-06 2002-06-05 康宁股份有限公司 Glass composition

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