Abstract
The existence of a short-range attractive interaction (in real space) in addition to the usual phonon-pairing interaction modifies the isotope effect exponent. At higher critical temperatures goes to zero, and the isotope effect vanishes.
| Original language | English |
|---|---|
| Pages (from-to) | 7182-7184 |
| Number of pages | 3 |
| Journal | Physical Review B |
| Volume | 41 |
| Issue number | 10 |
| DOIs | |
| State | Published - 1990 |
| Externally published | Yes |