Aluminium oxide (data page)
This page provides supplementary chemical data on aluminium oxide.
Contents
- 1 Material Safety Data Sheet
- 2 Structure and properties
- 3 Thermodynamic properties
- 4 Spectral data
- 5 References
//
Material Safety Data Sheet
- MSDS from SIRI
Structure and properties
Structure and properties
Dielectric constant, ε11=ε22
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)
no
ne
0.193
1.92879
1.91743
0.213
1.88903
1.87839
0.222
1.8754
1.86504
0.226
1.87017
1.85991
0.244
1.85059
1.84075
0.248
1.84696
1.83719
0.257
1.83932
1.82972
0.266
1.83304
1.82358
0.280
1.82437
1.81509
0.308
1.81096
1.80198
0.325
1.80467
1.79582
0.337
1.80082
1.79206
0.351
1.79693
1.78825
0.355
1.79598
1.78732
0.442
1.78038
1.77206
0.458
1.77843
1.77015
0.488
1.7753
1.76711
0.515
1.77304
1.76486
0.532
1.7717
1.76355
0.590
1.76804
1.75996
0.633
1.7659
1.75787
0.670
1.76433
1.75632
0.694
1.76341
1.75542
0.755
1.76141
1.75346
0.780
1.76068
1.75274
0.800
1.76013
1.7522
0.820
1.75961
1.75168
0.980
1.75607
1.74819
1.064
1.75449
1.74663
1.320
1.75009
1.74227
1.550
1.74618
1.73838
2.010
1.73748
1.72973
2.24929
1.73232
1.72432
2.703
1.719
1.711
2.941
1.712
1.704
3.333
1.701
1.693
3.704
1.687
1.679
4.000
1.674
1.666
4.348
1.658
1.65
4.762
1.636
1.628
5.000
1.623
1.615
5.263
1.607
1.599
Table of Coefficients of Sellmeier equation
Coefficient
for ordinary wave
for extraordinary wave
B1
1.43134930
1.5039759
B2
6.5054713×10-1
5.5069141×10-1
B3
5.3414021
6.5937379
C1
5.2799261-3µm2
5.48041129-3µm2
C2
1.42382647-2µm2
1.47994281-2µm2
C3
3.250178342µm2
4.02895142µm2
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.
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Categories: Chemical data pages