Balmer lines

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• Balmer series — The Balmer series or Balmer lines in atomic physics, is the designation of one of a set of six different named series describing the spectral line emissions of the hydrogen atom.The Balmer series is calculated using the Balmer formula, an… …   Wikipedia

• Balmer, Johann Jakob — ▪ Swiss mathematician born May 1, 1825, Lausanne, Switz. died March 12, 1898, Basel       Swiss mathematician who discovered a formula basic to the development of atomic theory and the field of atomic spectroscopy.       A secondary school… …   Universalium

• Balmer , Johann Jakob — (1825–1898) Swiss mathematician Born in Lausanne, Switzerland, Balmer was not a professional scientist but worked as a school teacher in Basel from 1859. In 1885 he discovered that there was a simple mathematical formula that gave the wavelengths …   Scientists

• Balmer series — /bahl meuhr/, Physics. a series of lines in the visible spectrum of hydrogen. [1960 65; named after J. J. Balmer (1825 98), Swiss physicist who derived its formula] * * * …   Universalium

• Balmer series — /bahl meuhr/, Physics. a series of lines in the visible spectrum of hydrogen. [1960 65; named after J. J. Balmer (1825 98), Swiss physicist who derived its formula] …   Useful english dictionary

• Balmer series — noun The set of spectral lines of the hydrogen atom that correspond to transitions involving a principal quantum number n=2 …   Wiktionary

• Johann Jakob Balmer — Infobox Scientist name = Johann Jakob Balmer box width = image width =150px caption = Johann Jakob Balmer birth date = May 1 1825 birth place = Lausen, Switzerland death date = March 12 1898 death place = Basel residence = citizenship =… …   Wikipedia

• Fraunhofer lines — In physics and optics, the Fraunhofer lines are a set of spectral lines named for the German physicist Joseph von Fraunhofer (1787–1826). The lines were originally observed as dark features (absorption lines) in the optical spectrum of the… …   Wikipedia

• atom — /at euhm/, n. 1. Physics. a. the smallest component of an element having the chemical properties of the element, consisting of a nucleus containing combinations of neutrons and protons and one or more electrons bound to the nucleus by electrical… …   Universalium

• Stellar classification — In astronomy, stellar classification is a classification of stars based on their spectral characteristics. The spectral class of a star is a designated class of a star describing the ionization of its chromosphere, what atomic excitations are… …   Wikipedia

• Astronomical spectroscopy — is the technique of spectroscopy used in astronomy. The object of study is the spectrum of electromagnetic radiation, including visible light, which radiates from stars and other celestial objects. Spectroscopy can be used to derive many… …   Wikipedia