- #1
lepori
- 12
- 0
as we know, B=0 in superconductors, because of Messner effect.
B=μ0(H+M)
=>
H=-M
=>
χ=-1
in CGS units:
B=H+4πM
=> H=-4πM
χ=-1/4π
---
question:
why χ=-0.01 not χ=-1/4π for 100% superconductors?
![Frown :frown: :frown:](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
![Shy :oldshy: :oldshy:](https://www.physicsforums.com/styles/physicsforums/xenforo/smilies/oldschool/shy.gif)
B=μ0(H+M)
=>
H=-M
=>
χ=-1
in CGS units:
B=H+4πM
=> H=-4πM
χ=-1/4π
---
question:
why χ=-0.01 not χ=-1/4π for 100% superconductors?
![Shy :oldshy: :oldshy:](https://www.physicsforums.com/styles/physicsforums/xenforo/smilies/oldschool/shy.gif)