ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] ‘PINHOLE RADIOGRAPHY’ is extensively used1 to study the size and shape of the focal spot of an X-ray tube. Where electrons strike the anode, X-rays are emitted in all directions; a camera, with a pinhole in a sheet opaque to X-rays in place of the lens, can be used to record an ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/161244b0
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