ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] Our tomographic atom-probe is depicted schematically in Fig. 1. The sample, prepared in the form of a very sharp tip (radius R 10-50 nm), is subjected to a constant high positive voltage (V0 5-20 kV). On top of this, high voltage pulses (Vp 1-5 kV, rise time 〈 1 ns, duration ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/363432a0
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