ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Phase-contrast imaging at optical wavelengths is an important technique for studying thin biological samples in vivo and without staining. Such imaging is achieved by interfering a reference wave with waves transmitted through the sample5'6. The phase gradients in the transmitted beam, arising from ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/373595a0