- Siegbahn, Kai Manne Borje Siegbahn Borje
- Schwinger, Julian Seymour Schwinger
- Joule, James Prescott
- Joliot
- Schrieffer, John Robert Schrieffer
- Dunning, John Ray
- Poynting, John Henry Henry
- Van Vleck, John van Vleck Hasbrouck
- Allen, John Frank
- Lennard
- Cockcroft, John Douglas Cockcroft Douglas
- Stark, Johannes
- Bednorz, Johannes Georg Bednorz
- Friedman, Jerome Isaac
- Perrin, Jean Baptiste Perrin Jean Baptiste
- Cronin, James Watson Cronin Watson
- Apa de ploaie, apa de ploaie James
- Blugi, James Hopwood
- Franck, Franck James
- Van Allen, James Alfred
Descoperirea cunoştinţelor