锗酸盐
- 网络germanate;germanates
![锗酸盐](../cache/969498.jpg)
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Cd3Al2Ge3O(12):Mn~(2+)锗酸盐石榴石光谱性质
Spectroscopic properties of cd_3al_2ge_3o_ ( 12 ): mn  ̄( 2 + ) germanate garnet
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利用该模型较为系统地分析了在13K温度下采用常规方法测量的Er3+离子在锗酸盐玻璃中的吸收和发射谱,确定了从Er3+离子4I15/2到2H9/2所有多重态的Stark分裂值。
By means of this model , the absorption and emission spectra of Er 3 + ions in germanate glass measured at 13K in a conventional way were analyzed systematically and the Stark splittings of the manifolds from 4I 15 / 2 to 2H 9 / 2 were determined .
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锗酸盐玻璃中Er~(3+)离子Stark分裂的分析
Stark splitting analysis of er ~ ( 3 + ) ions doped in germanate glass
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铝锗酸盐分子筛KAlGe3O8的合成与结构
Synthesis and Structure of a New Aluminum Germanate Molecular Sieve KAlGe_3O_8
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Cd3Al2Ge3O12锗酸盐石榴石中Cr~(3+)的宽发射带和R线
Broad emission band and R lines of cr  ̄( 3 + ) ions in cd_3al_2ge_3o_ ( 12 ) germanate garnets
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所得结果表明,铋锗酸盐玻璃中锗原子以[GeO4]四面体的形式存在,Bi2O3对[GeO4]构成的三维网络有解聚作用。
The result indicates that Ge atom in bismuth germanate glasses exists in the form of [ GeO_4 ] , and Bi_2O_3 appears to have depolymerization effect on the Ge O Ge network .
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含锆锗酸盐玻璃陶瓷的析晶行为与显微结构
Crystallization Behavior and Microstructure of Germanate Glass-ceramics with Nucleating Agent ZrO_2
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研制出了一种新型锗酸盐声光玻璃。
A new germanate acoustooptical glass has been developed .
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锗酸盐晶体压致非晶化的研究
^ Research on Pressure-Induced Amorphization of Germanate Crystals
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三价铈离子掺杂锗酸盐玻璃的发光性能
Luminescent properties of cerous ion-doped germanate glasses
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锗酸盐激光晶体的探索
Study on laser crystals of germanate
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锗酸盐晶体的坩埚下降法生长研究
Bridgman growth of germanate single crystals
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Ce~(3+)掺杂重金属锗酸盐玻璃透射光谱的辐射诱导效应
Radiation induced transmission spectral variations of Ce ~ ( 3 + ) - doped heavy germanate glasses
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我们的锗酸盐玻璃的声光品质因数优于重燧石玻璃。
The acousto-optical quality factor for our germanate glass is better than that of heavy flint glasses .
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研究了卤化物加入量及种类对锗酸盐红外玻璃红外透过的影响。
The effect of halide constituent and their kind on infrared transmission of germanate glasses was studied .
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实验制备了Ce3+掺杂重金属锗酸盐玻璃样品,测试了透射、发射、激发光谱。
Cerous ion-doped heavy-metal germinate glasses were prepared and their transmission , emission and excitation spectra were measured .
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掺Er~(3+)重金属氧氟锗酸盐玻璃光谱性质研究
Investigation on spectroscopic properties of Er ~ ( 3 + ) - doped heavy metal oxyfluoride germanate glasses
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锗酸盐和氟铝酸盐透红外玻璃材料作为窗口或头罩材料具有广泛的应用前景。
Germanate and fluoroaluminate glasses have potential applications as windows and dome in the field of middle-infrared ( MID-IR ) .
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结果表明:由于锗酸盐玻璃的光碱度较大,Ce3+的发射波长发生了明显红移。
The results show that the emission peak wavelength of Ce3 + has an obvious red-shift due to the higher optical basicity of germanate glasses .
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本文从结构化学的角度,分别讨论了硼酸盐、锗酸盐及硼锗酸盐研究体系,并对其中的典型结构进行了描述、归类与总结;
In this paper , the progress in the synthetic and typical structural chemistry of borates , germanates and borogermanates , has been reviewed in detail .
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锗酸盐系通过掺杂不同激活离子的发光材料由于其具有化学稳定性好,发光性能好,被认为是非常具有潜质的发光材料。
Germanate system is considered to be very promising luminescent materials because of its good chemical stability and luminous performance , through different activated ion doped luminescent materials .
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研究结果表明重金属PbF2的加入提高了掺Er3+硅酸盐玻璃和锗酸盐玻璃的带宽特性和增益性能;首次在Er3+/Yb3+共掺和Er3+单掺硅酸盐玻璃发现上转换蓝光;
The results showed that the bandwidth properties and gain performance of Er 3 + - doped silicate and germanate glasses increased due to addition of heavy metal lead fluoride .
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相对于其他透红外材料,锗酸盐玻璃具有制备简单、化学稳定性好、抗热震性能优良、红外波段透过率高等优点。
Compared with other IR materials , Germanate glass is easy to prepare , and it has good chemical stability , thermal shock resistance , high IR transmittance and so on .
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锗酸盐玻璃具有较低的声子能量、较宽的红外透过范围和良好的玻璃形成能力,在红外窗口材料方面具有广阔的应用前景。
Germanate glass has lower phonon energy , wider range of the infrared transmission and good ability of glass formation , so it has broad application prospects in IR window materials .
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结合锗酸盐玻璃含有少量水的问题,在成分中引入氟化物,实验表明:随氟化物含量增加,玻璃中羟基含量逐渐降低。
In order to remove the residual water in germanate glass , some fluoride were added into the composition . Experimental results indicated that the content of OH group decreased with fluoride increasing .
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具体研究内容和主要结果如下:(1)利用高温熔融-退火方法,选择合适的温度制度,制备了熔化质量好、可见-红外透过率较好的硅酸盐,锗酸盐氟氧化物玻璃。
The details were listed as following : ( 1 ) We selected suitable temperature rules , got oxyfluoride silicate , germinate glass with good melting quality , high visible-IR transmittance by melting and annealing method .
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本论文主要研究新型镉(钙)铝硅酸盐和钙铝锗酸盐玻璃中Er3+、Tm3+和Yb3+的近红外发光和上转换发光性质。
In this paper , the near infrared luminescence and upconversion luminescence properties of rare earth doped cadmium aluminium silicate ( CAS ), calcium aluminium silicate ( CaAS ) and calcium aluminium germanate ( CaAG ) glasses have been studied .
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研究了重金属氧氟锗酸盐玻璃中Er3+离子的吸收光谱、有效吸收和发射线宽、荧光光谱、荧光半高宽、荧光寿命、带宽特性和增益性能。
The absorption spectra , effective absorption and emission linewidth , fluorescence spectra , fluorescence full width at half maximum ( FWHM ), fluorescence lifetime , bandwidth property and gain performance of Er ~ ( 3 + ) - doped heavy metal oxyfluoride germanate glasses were investigated .
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通过氟化物的引入,降低了玻璃体系的熔融温度,一般来说,硅酸盐玻璃的熔融温度在1600℃以上,而本研究所制备的硅酸盐和锗酸盐玻璃温度分别为1550℃和1500℃。
The introduction of fluoride , reduced the melting temperature of glass system . Generally , the melting temperature of silicate glass is above 1600 ° C , while the melting temperature of oxyfluoride silicate , germinate glass we prepared were 1550 ° C and 1500 ° C respectively .
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分析了Tm3+离子掺杂浓度的变化和基质玻璃中的GeO2/Ga2O3比值的变化对光学性能的影响,揭示了锗酸盐玻璃和锗镓酸盐玻璃中,稀土离子和基质材料的作用机理。
The optical properties were analyzed , which were affected by the variation of Tm3 + doping concentration and GeO2 / Ga2O3in the matrix glass . The mechanism of action between the rare ions and the matrix material in the germanate optical glass and germanium gallate optical glass were revealed .