1927 Solvay Conference on Electronics & Photonics
Auguste Piccard,
Émile Henriot,
Paul Ehrenfest,
Édouard Herzen,
Théophile de Donder,
Erwin Schrödinger,
Jules-Émile Verschaffelt, Wolfgang Pauli,
Werner Heisenberg
Ralph_H._Fowler,
Léon Brillouin,
Peter Debye,
Martin Knudsen,
William Lawrence Bragg,
Hendrik Anthony Kramers,
Paul Dirac,
Arthur Compton,
Louis de Broglie,
Max Born,
Niels Bohr,
Irving Langmuir,
Max Planck,
Marie Curie,
Hendrik Lorentz,
Albert Einstein,
Paul Langevin,
Charles Eugène Guye,
Charles Thomson Rees Wilson,
Owen Willans Richardson