Chemical potential Flashcards
(6 cards)
1
Q
What is the chemical potential?
A
The change in energy upon adding a particle to the system
2
Q
What is the equation for the chemical potential?
A
μ=(dU/dN)S,V
μ=(dF/dN)V,T
μ=(dG/dN)P,T
3
Q
What is the grand canonical ensemble?
A
A system exchanges energy and particles with a reservoir
4
Q
What is fixed for the grand canonical ensemble?
A
T and μ
5
Q
What is the grand partition function?
A
Z=Σe-β(E-μN)
6
Q
What is the grand potential?
A
ΦG=-kBTlnZ
The Helmholz free energy
