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titanium oxide


Solid Phase Heat Capacity (Shomate Equation)

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Cp° = A + B*t + C*t2 + D*t3 + E/t2
H° − H°298.15= A*t + B*t2/2 + C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 − E/(2*t2) + G
    Cp = heat capacity (J/mol*K)
    H° = standard enthalpy (kJ/mol)
    S° = standard entropy (J/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 298. - 2023.298. - 2023.
A 41.7880841.76954
B 18.2454218.28621
C -0.372713-0.399308
D 0.0652110.070514
E -0.644729-0.643939
F -558.0996-553.9072
G 76.2789279.55709
H -542.6648-538.4808
ReferenceChase, 1998Chase, 1998
Comment «alpha» phase; Data last reviewed in December, 1973 «beta» phase; Data last reviewed in December, 1973
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.39.9334.7434.78-0.01
300.40.0735.0134.780.07
400.45.0047.2736.414.34
500.48.2557.6839.659.01
600.50.8266.7143.4313.97
700.53.0874.7247.3419.17
800.55.1781.9551.2224.58
900.57.1688.5655.0030.20
1000.59.0894.6858.6736.01
1100.60.96100.462.2142.02
1200.62.81105.865.6248.20
1300.64.64110.968.9054.58
1400.66.45115.772.0861.13
1500.68.25120.475.1467.87
1600.70.04124.978.1174.78
1700.71.83129.180.9981.87
1800.73.60133.383.7889.15
1900.75.38137.386.4996.60
2000.77.15141.289.13104.2
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.39.9338.0538.08-0.01
300.40.0738.3138.080.07
400.45.0050.5839.724.35
500.48.2560.9942.969.02
600.50.8270.0246.7313.97
700.53.0878.0350.6419.17
800.55.1785.2554.5224.58
900.57.1691.8758.3130.20
1000.59.0897.9961.9736.01
1100.60.96103.765.5142.02
1200.62.81109.168.9248.21
1300.64.64114.272.2154.58
1400.66.45119.075.3861.13
1500.68.25123.778.4567.87
1600.70.04128.281.4274.78
1700.71.83132.584.2981.88
1800.73.60136.687.0989.15
1900.75.38140.689.8096.60
2000.77.15144.692.44104.2

References

Go To: Top, Solid Phase Heat Capacity (Shomate Equation), Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Chase, 1998
Chase, M.W., Jr., NIST-JANAF Themochemical Tables, Fourth Edition, J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]


Notes

Go To: Top, Solid Phase Heat Capacity (Shomate Equation), References