Homework Statement
Considering silver as a plasma, I have taken the equation of motion for electrons in an electric field and found the resistivity to be
\sigma_{N}=\frac{Ne^{2}}{m_{e}(i\omega + \tau^{-1})}
The first part of the questions asks me to calculate the scattering time \tau at low...
Homework Statement
'Briefly describe two different kinds of plasmas and in each case describe how the plasma arises.'
Homework Equations
http://en.wikipedia.org/wiki/Plasma_(physics)
The Attempt at a Solution
I think i understand what a plasma is, but are there different types of plasma...