Stark broadening of spectral lines

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• Stark effect — The Stark effect is the shifting and splitting of spectral lines of atoms and molecules due to the presence of an external static electric field. The amount of splitting and or shifting is called the Stark splitting or Stark shift. In general one …   Wikipedia

• Spectral line — Continuous spectrum Emission line …   Wikipedia

• Doppler broadening — In atomic physics, Doppler broadening is the broadening of spectral lines due to the Doppler effect caused by a distribution of velocities of atoms or molecules. Different velocities of the emitting particles result in different (Doppler) shifts …   Wikipedia

• spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …   Universalium

• Plasma diagnostics — are experimental techniques used to measure properties of a plasma such as temperature and density. Langmuir probe Measurements with electric probes, called Langmuir probes, are the oldest and most often used procedures for low temperature… …   Wikipedia

• Perturbation theory (quantum mechanics) — In quantum mechanics, perturbation theory is a set of approximation schemes directly related to mathematical perturbation for describing a complicated quantum system in terms of a simpler one. The idea is to start with a simple system for which a …   Wikipedia

• Zeeman effect — Physics, Optics. the dividing of a spectral line or lines as a result of placing a radiation source in a magnetic field. The division consists of three equally spaced lines (normal Zeeman effect) in systems for which the spin quantum number is… …   Universalium

• Otto Struve — Not to be confused with his grandfather Otto Wilhelm von Struve (1819–1905) Otto Struve Born August 12, 1897(1897 08 12) Kharkiv, Russian Empire Died …   Wikipedia

• Dicke effect — Dicke effect, also known as Dicke narrowing (or sometimes collisional narrowing), is named after Robert H. Dicke. The term refers to narrowing of the Doppler broadening of a spectral line due to collisions the emitting species (usually an atom or …   Wikipedia

• Karl Meissner — Karl Wilhelm Meissner (December 15, 1891 in Reutlingen, Württemberg ndash; April 13, 1959 on the cruise ship Herzthrombose sailing to Europe) was a German American physicist specializing in hyperfine spectroscopy. He spent the greater part of his …   Wikipedia