George Bradley

JUL 01, 1975

DOI: 10.1063/1.3069077

Nathan L. Nichols

This article is only available in PDF format

More about the authors

Nathan L. Nichols, Western Michigan University, Kalamazoo, Michigan.

Physics Today is looking for a Senior Editor. Apply Now.

Related content

Obituaries

Article

Jerry Forbes

(12 July 1941 – 7 January 2026) Specializing in shock-wave physics, he worked for 33 years as a research physicist at the Naval Surface Warfare Center.

January 28, 2026 11:12 AM

Obituaries

Article

Robert H. Romer

(15 April 1931 – 2 November 2025) The long-time Amherst College physics professor also was an educator, journal editor, civil rights supporter, and historian of slavery.

January 27, 2026 09:34 AM

Obituaries

Article

Peder Jan Estrup

(15 July 1931 – 18 September 2025) The world-renowned scientist in both chemistry and physics spent most of his career at Brown University.

December 16, 2025 12:18 PM

Obituaries

Article

Svetlen Tonchev

(24 August 1954 – 4 July 2025) The optical physicist was one of the world’s foremost experts in diffraction gratings.

December 10, 2025 09:57 AM

This Content Appeared In