634875
氧化铝
single crystal substrate, <0001>
可持续性特点
别名:
蓝宝石, 氧化铝
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关于此项目
线性分子式:
Al2O3
化学文摘社编号:
分子量:
101.96
PubChem Substance ID:
eCl@ss:
38120402
UNSPSC Code:
12352303
NACRES:
NA.23
EC Number:
215-691-6
MDL number:
Quality Segment
description
Crystallographic D spacing ((0001) - c plane: 2.165 Angstrom), Crystallographic D spacing ((1011) - s plane: 1.961 Angstrom), Crystallographic D spacing ((1040) - m plane: 1.375 Angstrom), Crystallographic D spacing ((1102) - r plane: 1.740 Angstrom), Crystallographic D spacing ((1120) - a plane: 2.379 Angstrom), Crystallographic D spacing ((1123) - n plane: 1.147 Angstrom), single side polished
form
single crystal substrate
composition
Al₂O₃
hardness
9 mohs
reaction suitability
core: aluminum
sustainability
Sustainability features
L × W × thickness
10 mm × 10 mm × 0.5 mm
mp
2040 °C (lit.)
application(s)
crystal growth
semiconductor properties
<0001>
SMILES string
O=[Al]O[Al]=O
InChI
1S/2Al.3O
InChI key
TWNQGVIAIRXVLR-UHFFFAOYSA-N
General description
热膨胀 = 7.5 × 10 -6 /°C；比热 = 0.10 cal/°C；热导率 = 46.06@0°C,25.12@100°C,12.56@400°C (W/m,K)；介电常数 = ~9.4@300 K（A 轴，~11.58@C 轴）；A 轴上 10 GHz 时的损耗正切 < 2 × 10 -5 ，C 轴上 5 × 10 -6
We are committed to bringing you Greener Alternative Products, which belong to one of the four categories of greener alternatives. Aluminum oxide serves as a multifunctional additive or coating in lithium-ion batteries, helping stabilize electrode–electrolyte interfaces, suppress side reactions, improve thermal stability, and extend cycle life. By enabling safer, longer-lasting cells, it reduces material waste and energy use across the battery lifecycle. Click here for more information.
Features and Benefits
III-V 族氮化物及许多其他外延膜的常用基底。
Physical form
结晶，六方 (a = 4.758Å，c = 12.992)
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存储类别
13 - Non Combustible Solids
WGK
nwg
闪点 (F)
Not applicable
闪点 (°C)
Not applicable
PPE（个人防护设备）
Eyeshields, Gloves, type N95 (US)