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Aluminium oxide (data page)



This page provides supplementary chemical data on aluminium oxide.

Additional recommended knowledge

Contents

Material Safety Data Sheet

  • MSDS from SIRI

Structure and properties

Structure and properties
Dielectric constant, ε1122 9.34 ε0 at 25 °C
Dielectric constant, ε33 11.54 ε0 at 25 °C
Bond strength  ?
Bond length  ?
Bond angle  ?
Magnetic susceptibility  ?
Table of Refractive index
Wavelength(µm)none
0.1931.928791.91743
0.2131.889031.87839
0.2221.87541.86504
0.2261.870171.85991
0.2441.850591.84075
0.2481.846961.83719
0.2571.839321.82972
0.2661.833041.82358
0.2801.824371.81509
0.3081.810961.80198
0.3251.804671.79582
0.3371.800821.79206
0.3511.796931.78825
0.3551.795981.78732
0.4421.780381.77206
0.4581.778431.77015
0.4881.77531.76711
0.5151.773041.76486
0.5321.77171.76355
0.5901.768041.75996
0.6331.76591.75787
0.6701.764331.75632
0.6941.763411.75542
0.7551.761411.75346
0.7801.760681.75274
0.8001.760131.7522
0.8201.759611.75168
0.9801.756071.74819
1.0641.754491.74663
1.3201.750091.74227
1.5501.746181.73838
2.0101.737481.72973
2.249291.732321.72432
2.7031.7191.711
2.9411.7121.704
3.3331.7011.693
3.7041.6871.679
4.0001.6741.666
4.3481.6581.65
4.7621.6361.628
5.0001.6231.615
5.2631.6071.599
Table of Coefficients of Sellmeier equation
Coefficientfor ordinary wavefor extraordinary wave
B11.431349301.5039759
B26.5054713x10-15.5069141x10-1
B35.34140216.5937379
C15.2799261-3µm25.48041129-3µm2
C21.42382647-2µm21.47994281-2µm2
C33.250178342µm24.02895142µm2

Thermodynamic properties

Phase behavior
Triple point  ? K (? °C), ? Pa
Critical point  ? K (? °C), ? Pa
Std enthalpy change
of fusion
, ΔfusHo
 ? kJ/mol
Std entropy change
of fusion, ΔfusSo
 ? J/(mol·K)
Std enthalpy change
of vaporization
, ΔvapHo
 ? kJ/mol
Std entropy change
of vaporization, ΔvapSo
 ? J/(mol·K)
Solid properties
Std enthalpy change
of formation
, ΔfHosolid
-1675.7 kJ/mol
Standard molar entropy,
Sosolid
50.92 J/(mol K)
Heat capacity, cp 79.04 J/(mol K)
Liquid properties
Std enthalpy change
of formation
, ΔfHoliquid
-1620.57 kJ/mol
Standard molar entropy,
Soliquid
67.24 J/(mol K)
Heat capacity, cp 192.5 J/(mol K)
Gas properties
Std enthalpy change
of formation
, ΔfHogas
 ? kJ/mol
Standard molar entropy,
Sogas
 ? J/(mol K)
Heat capacity, cp  ? J/(mol K)

Spectral data

UV-Vis
λmax  ? nm
Extinction coefficient, ε  ?
IR
Major absorption bands  ? cm−1
NMR
Proton NMR  
Carbon-13 NMR  
Other NMR data  
MS
Masses of
main fragments
 

References

Except where noted otherwise, data relate to standard ambient temperature and pressure.

Disclaimer applies.

 
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Aluminium_oxide_(data_page)". A list of authors is available in Wikipedia.
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