The Nature Index 2024 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...
LONDON. Physical Society, November 12.—Dr. C. Chree, F.R.S., president, in the chair.—P. V. Bevan: The absorption spectrum of potassium vapour. The method of studying the absorption spectrum was that ...
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