Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
285 (1980), S. 15-16
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] IN conventional laser systems, gain is obtained as a consequence of electronic transitions between bound states of the host substance. As a result, the gain band width of the laser is limited by the line width of the relevant bound-bound transition. In free-electron laser systems the electrons are ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/285015a0
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