Considering the effect of intergranular carbides density,a modified model has been proposedto try to suit any common case of the fraction of intergranular carbi
The activity coefficients of all the components in H<sub>2</sub>SO<sub>4</sub>-CuSO<sub>4</sub> solution were calculated byusing Pitzer’s equation.Six Pitzer’
Effects of isochronal annealing on the positron annihilation of glassy Bi<sub>1.6</sub> Pb<sub>0.4</sub> Sr<sub>1.9</sub>Ca<sub>2</sub>Cu<sub>3.1</sub>O<sub>y</