ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] In the case of 'normal' beam formation, the electron distribution over the cross-section as revealed by a scanned slit arrangement is usually a smooth curve having a peak current density on the axis, and falling continuously with distance from the axis all the way to the periphery of the beam. It ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/1681120a0
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