Sur les radiations invisibles émises par les corps phosphorescents by Henri Becquerel Created 2026-10-18 Updated 2026-11-05
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By Henri Becquerel. Académie des sciences communication, 2 March 1896. Cédric Van Rompay hosts the inspected French transcription.
Cited passages: opaque screens, dark storage, five-hour controlled exposures, and the closing cautious hypothesis.
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