Table 1. Calculated Isobaric Heat Capacities of Liquid Watera.
potential | flexibility | cp | cpcl |
---|---|---|---|
experiment | 75.4 | – | |
1PT or 1PT+AC | |||
AMOEBA14 | flexible | 85.7b | 110.6b |
F3C | flexible | 84.5c,r | 109.6c,r |
SPC/E | flexible | 86.6d,r | 123.7d,r |
WATTS | flexible | 72.5e,r | 107.3e,r |
SPC/E | rigid | 73.0d,r | 87.4d,r |
2PT | |||
AIMD–PBE | flexible | 52.2f,r | 90.1f,r |
F3C | flexible | 67.4f,r | 104.6f,r |
ReaxFF | flexible | 73.0f,r | 108.4f,r |
SPC-Fw | flexible | 69.3f,r | 109.5f,r |
SPC/E | rigid | 76.7f,r; 68g | 87.3f,r; 87g |
TIP3P | rigid | 58.3f,r; 60g | 67.5f,r; 86g |
TIP4P/2005 | rigid | 77.5f,r; 68g | 85.5f,r; 89g |
TIP4P-Ew | rigid | 69.0f,r; 69g | 80.8f,r; 86g |
PIMD | |||
SPC/F | flexible | 59.0h,r | 117.2h,r |
SPC/F2 | flexible | 58.2i,r | 117.2i,r |
SPC-Fw | flexible | 88.7j,r; 79.6 ± 0.5 | 113.8j,r |
q-SPC/Fw | flexible | 92.8j,r | – |
q-TIP4P/F | flexible | 66.7k,r | – |
TIP4PQ/2005 | rigid | 75.3l | – |
GSTA | |||
AMOEBA14b | flexible | 80.9 ± 0.7 | 113.5 ± 0.6 |
F3Cc | flexible | 76.3 ± 0.7 | 108.4 ± 0.5 |
SPC-Fwm | flexible | 72.8 ± 0.6 | 109.3 ± 0.4 |
TIP3Fn | flexible | 72.8 ± 0.7 | 106.9 ± 0.6 |
TIP4P/2005Fo | flexible | 80.1 ± 0.9 | 113.4 ± 0.7 |
TIP3Pp | rigid | 75.0 ± 1.0 | 81.2 ± 0.9 |
TIP4P/2005q | rigid | 79.0 ± 0.7 | 87.1 ± 0.6 |
T = 298.15 K, p = 1 atm; all values are given in J/mol/K.
ref (42).
ref (43).
ref (44).
ref (39); 2PT.
ref (46).
ref (45); PIMD.
ref (84).
ref (85).
ref (28).
ref (26).
ref (86); GSTA: this work.
ref (82).
ref (87).
ref (88).
ref (89).
ref (90).
cp was estimated from the given cV as cp = cV + 0.8 J/mol/K.