Original language | English (US) |
---|---|
Pages (from-to) | 231-233 |
Number of pages | 3 |
Journal | Physical review letters |
Volume | 7 |
Issue number | 6 |
DOIs | |
State | Published - Dec 1 1961 |
Externally published | Yes |
All Science Journal Classification (ASJC) codes
- Physics and Astronomy(all)