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Reduction of acoustic losses by outgassingHeat treatment procedure at low pressure increases internal-friction quality factor of treated samples. Method can reduce propagation losses in porous ferroelectric ceramics by as much as a factor of 100.
Document ID
19760000069
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Cirlin, E. H. (Rockwell Intern. Corp.)
Housley, R. M. (Rockwell Intern. Corp.)
Tittmann, B. R. (Rockwell Intern. Corp.)
Date Acquired
August 8, 2013
Publication Date
March 1, 1976
Publication Information
Publication: NASA Tech Briefs
Volume: 1
Issue: 1
ISSN: 0145-319X
Subject Category
Materials
Report/Patent Number
MSC-15985
Accession Number
76B10069
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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