C1SH

Formula : Ca2Si2O6.6436H1.2872:1.7542H2O

Dernière mise à jour le 25.01.2021

THERMODYNAMICS

Individual properties (298.15 K)
M
g·mol-1
 V°
cm3·mol-1
 ΔGºf
J·mol-1
 ΔHºf
J·mol-1
 Sº
J·mol-1·k-1
 CP
J·mol-1·K-1
275.520 116.839 (Ref.: 18roo/vie) Roosz, C., Vieillard, P., Blanc, P., Gaboreau, S., Gailhanou, H., Braithwaite, D., Montouillout, V., Denoyel, R., Henocq, P., Made, B., 2018. Thermodynamic properties of C-S-H, C-A-S-H and M-S-H phases: Results from direct measurements and predictive modelling. Applied Geochemistry 92, 140-156. -3650225 (Ref.: 18roo/vie) Roosz, C., Vieillard, P., Blanc, P., Gaboreau, S., Gailhanou, H., Braithwaite, D., Montouillout, V., Denoyel, R., Henocq, P., Made, B., 2018. Thermodynamic properties of C-S-H, C-A-S-H and M-S-H phases: Results from direct measurements and predictive modelling. Applied Geochemistry 92, 140-156. -3950317 (Ref.: Internal calculation) 289.046 (Ref.: 18roo/vie) Roosz, C., Vieillard, P., Blanc, P., Gaboreau, S., Gailhanou, H., Braithwaite, D., Montouillout, V., Denoyel, R., Henocq, P., Made, B., 2018. Thermodynamic properties of C-S-H, C-A-S-H and M-S-H phases: Results from direct measurements and predictive modelling. Applied Geochemistry 92, 140-156. 288.12 (Ref.: 18roo/vie) Roosz, C., Vieillard, P., Blanc, P., Gaboreau, S., Gailhanou, H., Braithwaite, D., Montouillout, V., Denoyel, R., Henocq, P., Made, B., 2018. Thermodynamic properties of C-S-H, C-A-S-H and M-S-H phases: Results from direct measurements and predictive modelling. Applied Geochemistry 92, 140-156.
CP(T) = a + b·T + ·c·T-2 (T in Kelvin)
a
J·mol-1·K-1
 b * 103
J·mol-1·K-2
 c * 10-5
J·K·mol-1
 Maier Kelley Ref.
288.12 0.00 0.00 (Ref.: 18roo/vie) Roosz, C., Vieillard, P., Blanc, P., Gaboreau, S., Gailhanou, H., Braithwaite, D., Montouillout, V., Denoyel, R., Henocq, P., Made, B., 2018. Thermodynamic properties of C-S-H, C-A-S-H and M-S-H phases: Results from direct measurements and predictive modelling. Applied Geochemistry 92, 140-156.
Reaction properties

C1SH + 4H+ ⇌ 2Ca+2 + 2H4SiO4 + 0.3978H2O

298.15 K, 1 bar log10K: 29.47 ΔH°r:-167108 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K 32.09 29.47 26.37 23.53 20.77 18.60 16.82 15.22
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
-1275.922172 -0.168710 84531.036276 454.937772 -4758947.176915