Died 1919-12-28.
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Johannes (Janne) Robert Rydberg was a Swedish physicist known for devising the Rydberg formula, in 1888, which is used to describe the wavelengths of photons emitted by changes in the energy level of an electron in a hydrogen atom.
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science · Swedish physicist (1854–1919) · physicist · university teacher · mathematician · also Johannes Rydberg, Janne Rydberg, Johannes Robert Rydberg, Rydberg
Born 8 November 1854 · Died 28 December 1919 · Q311567
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Died 1919-12-28.
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Awarded Foreign Member of the Royal Society (1919).
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Rydberg became very ill and was forced to slow down his pace of research, and in 1915 he was granted leave on account of his illness
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By the work of Niels Bohr (see hydrogen spectrum)
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But despite the recommendations of experts in the subject he was rejected
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On the subject, Rydberg returned to his fruitless research on the periodic table
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Which is used to describe the wavelengths of photons (of visible light and other electromagnetic radiation) emitted by changes in the energy level of an electron in a hydrogen atom
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Which could be used to describe the spectral lines not only for hydrogen but other elements as well
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Was awarded his Doctor of Philosophy with his dissertation "Konstruktioner af kägelsnitt i 3- och 4-punktskontakt"
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Studied at Lund University, Doctor (1873–1879).
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Graduated from Halmstads elementärläroverk, where he received high grades in maths and physics
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Born 1854-11-08.
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