ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] DURING experiments to determine the relationship between annealing temperature and hardness of tantalum after cold working, it was found that after a slight preliminary softening (temperatures up to 1,100° C.) the hardness rose steeply, reaching a maximum value after heating to 1,800° C., then ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/160675a0
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