0
votes
1answer
33 views

What makes different metals conduct better?

If a metal is a Fermi sea, what makes different metals better conductors? Clearly, one valance electron dominates. All things being equal, I would have assumed that the bigger atoms, with more ...
1
vote
1answer
486 views

Why is stainless steel a poor conductor of electricity?

I recently had a metal plate put in my shoulder and was wondering why stainless steel isn't a good conductor (At least I hope it isn't). Does the alloy just lack free electrons? Why is that?
4
votes
1answer
251 views

Impurity scattering temperature dependence

Is there any temperature dependence of relaxation time in impurity scattering of conducting electrons? It seems to me that there is none. But, some people claim that there is. So if you could ...
2
votes
2answers
6k views

Are all metals good conductor of electricity?

I am writing an article for kids, which is on conductors and insulators of electricity. If I make a statement that "All metals are electrical conductors and all non-metals are electrical insulators" ...