ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Figure 1 shows the three-level atom in the 'vee' configuration discussed in refs 1 and 2, with levels S, O and W simultaneously irradiated. The excitation from the ground state O to the excited state S is considered to be very strong, whereas that to the excited state W is considered to be weak. ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/323608a0
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