ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] One of the simplest gas lenses consists of an electrically heated pipe through which air is drawn (see Fig. la). Air at room temperature in the centre of the pipe has a higher refractive index than the warm air at the boundary. A refractive index gradient results which brings rays of laser light or ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/353547a0
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