titanium


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 (cal/mol*K)
    H° = standard enthalpy (kcal/mol)
    S° = standard entropy (cal/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 298. to 700.700. to 1700.298. to 1939.
A 5.40617210.605105.510660
B 4.538229-10.538301.324410
C -4.3468817.577921-0.491367
D 1.6923500.0124780.385216
E -0.0342870.008644-0.013402
F -1.893470-3.040180-0.103544
G 12.5262022.2485015.32670
H 0.0000000.0000001.639581
ReferenceChase, 1998Chase, 1998Chase, 1998
Comment α phase; Data last reviewed in June, 1979 α phase; Data last reviewed in June, 1979 β phase; Data last reviewed in June, 1979
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.6.037.357.35-0.00
300.6.047.397.350.01
400.6.429.187.590.64
500.6.6610.648.061.29
600.6.8311.878.601.97
700.6.9612.949.142.66
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
700.6.9612.949.142.66
800.7.0413.879.683.36
900.7.2814.7110.194.07
1000.7.6715.5010.684.82
1100.8.2116.2511.165.61
1200.8.9017.0011.616.46
1300.9.7417.7412.057.39
1400.10.7418.5012.498.42
1500.11.8919.2812.919.55
1600.13.2020.0913.3410.80
1700.14.6520.9313.7612.19
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.5.729.119.11-0.00
300.5.739.159.110.01
400.5.9010.829.340.59
500.6.0412.159.771.19
600.6.1713.2610.261.80
700.6.3014.2310.762.42
800.6.4315.0811.253.06
900.6.5715.8411.723.71
1000.6.7216.5412.164.38
1100.6.8717.1912.595.06
1200.7.0517.7913.005.75
1300.7.2418.3713.396.47
1400.7.4518.9113.777.20
1500.7.6919.4314.137.96
1600.7.9419.9414.478.74
1700.8.2320.4314.819.55
1800.8.5520.9015.1410.38
1900.8.8921.3815.4511.26

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


Copyright for NIST Standard Reference Data is governed by the Standard Reference Data Act.