ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] It was found that the greatest contrast, both visual and photographic, between the lines of precipitation and the background, is obtained when the beam of transmitted light is as nearly as possible normal to the agar surface, without the source itself being visible to the eye or the lens. The ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/1831283a0
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