ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The specimen was in the form of a half centimetre copper cube of purity 99.999 per cent; the cubic faces being aligned along the [100], [010] and [001] directions. Because of its high electromechanical efficiency and good acoustic impedance match to copper, a barium-titanate ceramic (80 per cent ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/200253b0
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