In physics, specifically statistical mechanics, a population inversion occurs while a system (such as a group of atoms or molecules) exists in a state...
21 KB (3,062 words) - 13:43, 26 July 2024
Look up Inversion or inversion in Wiktionary, the free dictionary. Inversion or inversions may refer to: Inversion (artwork), a 2005 temporary sculpture...
4 KB (582 words) - 20:54, 10 June 2024
An inversion is a chromosome rearrangement in which a segment of a chromosome becomes inverted within its original position. An inversion occurs when a...
18 KB (1,940 words) - 20:34, 15 March 2024
of a population inversion. In 1955, Prokhorov and Basov suggested optical pumping of a multi-level system as a method for obtaining the population inversion...
113 KB (12,669 words) - 02:30, 27 August 2024
laser, the active gain medium must be changed into a state in which population inversion occurs. The preparation of this state requires an external energy...
9 KB (1,589 words) - 07:57, 3 December 2023
energy states than in the higher energy states. However, when a population inversion is present, the rate of stimulated emission exceeds that of absorption...
21 KB (3,244 words) - 14:48, 2 August 2024
other neon transitions were investigated to identify ones in which a population inversion can be achieved. The 633 nm line was found to have the highest gain...
14 KB (1,684 words) - 20:27, 25 August 2024
the electrons of the dopant atoms that a population inversion can be produced, and this population inversion is essential for the stimulated emission...
7 KB (867 words) - 07:46, 26 January 2024
multicarrier Auger processes which increases the nonradiative rate upon population inversion. Auger processes are intrinsic to the material but, in contrast to...
5 KB (546 words) - 00:06, 20 May 2024
Blue gas lasers are large and expensive instruments relying on population inversion in rare gas mixtures which use high currents and large cooling due...
18 KB (1,916 words) - 23:07, 25 September 2024