ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Attempts to sample the materials from different layers by means of suitable tools held in a micro-manipulator were unsuccessful and some of the layers were too thin for the application of micro-drilling techniques1'2. Experiments using a carbon extraction replica technique were also unsuccessful, ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/186147a0
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