Work by Gerardus 't Hooft Created 2026-10-18 Updated 2026-10-24
Work by Georges Matheron Created 2026-10-18 Updated 2026-11-05
Work by George F. Smoot Created 2026-10-18 Updated 2026-10-24
Work by George Elwood Smith Created 2026-10-18 Updated 2026-10-24
Schlieren photography 2026-10-18
Schlieren photography makes spatial changes of refractive index visible by converting deflections of light rays into contrast at an optical camera. In a gas, mass density variations can produce these deflections through refraction. A knife edge in the focused beam is a common implementation.

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