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483702

Sigma-Aldrich

四氧化二锗

≥99.99% trace metals basis

别名:

二氧化锗

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About This Item

线性分子式:
GeO2
CAS号:
1310-53-8
分子量:
104.64
EC 号:
215-180-8
MDL编号:
MFCD00011030
UNSPSC代码:
12352303
PubChem化学物质编号:
24871912
NACRES:
NA.23

质量水平

100

方案

≥99.99% trace metals basis

表单

powder

mp

>400 °C (lit.)

溶解性

ethylene glycol: soluble

密度

4.23 g/cm3

应用

battery manufacturing

SMILES字符串

O=[Ge]=O

InChI

1S/GeO2/c2-1-3

InChI key

YBMRDBCBODYGJE-UHFFFAOYSA-N

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相关类别

一般描述

氧化锗（VI），也称为锗或二氧化锗，是一种白色或灰白色粉末。它是一种高熔点（1600 °C）的难熔金属氧化物，具有优异的耐化学性。此外，氧化锗（VI）具有优异的光电性能，使其成为半导体工业中有价值的材料。它具有大约 2.1 的高折射率，比许多其他半导体材料的折射率高，并且具有低吸收系数。这些特性使其适用于波导、抗反射涂层和高折射率对比度涂层等应用。此外，锗（VI）具有约 3.1eV 的高带隙，并且在电磁光谱的红外区域中具有相对高的透明度，这使得它可用于红外探测器、LED 和太阳能电池等应用。

应用

无机纳米线的基材。用于合成超高折射率和超低损耗的光波导。

象形图

Exclamation mark
GHS07

警示用语：

Warning

危险声明

H302

危险分类

Acute Tox. 4 Oral

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
MKCW7502
MKCS2256
MKCR3588
MKCS6146
MKCQ4887

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Jie Liang et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 23(71), 17879-17884 (2017-11-10)
The attractive properties of layered inorganic materials, which make them suitable for numerous applications in chemical industries and life sciences, originated from their crystalline framework structures. Here, we report a new layered germanate PKU-21, which was prepared by the hydrothermal
Rao, C.N.R., et al.
Journal of Materials Chemistry, 14, 440-440 (2004)
Imoto, K.
Optronics, 260, 116-116 (2003)
E A Anashkina et al.
Optics express, 20(24), 27102-27107 (2012-11-29)
We report generation of femtosecond optical pulses tunable in the 1.6-2.5 μm range using GeO2-doped core silica-cladding fibers. Optical solitons with a duration of 80-160 fs have been measured by the FROG technique in the 2-2.3 μm range. To the
Xin-ben Zhang et al.
Optics express, 20(18), 19799-19805 (2012-10-06)
A GeO2 doped triangular-core photonic-crystal fiber (PCF) is designed and fabricated to allow the generation of a hollow beam through a nonlinear-optical transformation by femtosecond pulses at 1040 nm from a high power Yb-doped PCF laser oscillator. The hollow beam
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