ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] In Fig. 1, X-rays radiating from a point source .F(9,9) are diffracted by a grating O of radius R and focused at a point $(r,0). We have d(cos 9 cos 0) = nX, where d, X and n are the grating constant, the wavelength and the spectral order, respectively. Fig. 1. Principle of the Sawada ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/2171247a0
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