A Guide to Physics Problems. Part 2. Thermodynamics, Statistical Physics, and Quantum Mechanics

QUANTUM MECHANICS 331

Similarly, from the second of(P.5.76.1),

b) Substituting the solutions and into

(S.5.76.1), we obtain the expression for

Taking (S.5.76.6), the analogous expression for gives

Subtracting(S.5.76.7) from (S.5.76.8), we obtain

where So

where

c) The battery current