Johannes Rydberg, Date of Birth, Place of Birth, Date of Death

Johannes Rydberg

Swedish physicist

Date of Birth: 08-Nov-1854

Place of Birth: Halmstad, Halland County, Sweden

Date of Death: 28-Dec-1919

Profession: physicist, mathematician, university teacher

Nationality: Sweden

Zodiac Sign: Scorpio

Johannes (Janne) Robert Rydberg (Swedish: [?ry?dbærj]; 8 November 1854 – 28 December 1919) was a Swedish physicist mainly known for devising the Rydberg formula, in 1888, which is used to describe the wavelengths of photons (of light and other electromagnetic radiation) emitted by changes in the energy level of an electron in a hydrogen atom.