PPT Slide
Surface Complexation Reactions for Cu/SiO2 System:
SiOH = SiO- + H+ (logK = -6.51)
SiOH + Cu2+ = SiOCu+ + H+ (logK = -5.52)
2SiOH + Cu2+ = (SiO)2Cuo + 2H+ ( logK = -11.19)
H+ + OH- = H2O (logK = -14.00)
Cu2+ + OH- = CuOH+ (logK = -7.96)
Cu2+ + 2OH- = Cu(OH)2o (logK = -13.68)
2Cu2+ + 2OH- = Cu2(OH)22+ (logK = -10.18)
Cu2+ + 3OH- = Cu(OH)3- (logK = -26.85)
Cu2+ + 4OH- = Cu(OH)42- (logK = 3-9.42)
Thermodynamic model was provided by Yuxia Sun,
U of , MSE Dept.. This work is not funded by the NSF/SRC,
funding provided by SEMATECH.
Thermodynamic Model Kinetic Model
Adsorption/Desorption Equation: