High temperature irradiation induced creep in Ag nanopillars measured via in situ transmission electron microscopy
Journal Article
·
· Scripta Materialia
- Univ. of Illinois, Urbana-Champaign, IL (United States). Dept. of Materials Science and Engineering
- Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
Irradiation induced creep (IIC) rates are measured in compression on Ag nanopillar (square) beams in the sink-limited regime. The IIC rate increases linearly with stress at lower stresses, i.e. below ≈2/3 the high temperature yield stress and parabolically with pillar width, L, for L less than ≈300 nm. Here, the data are obtained by combining in situ transmission electron imaging with simultaneous ion irradiation, laser heating, and nanopillar compression. Results in the larger width regime are consistent with prior literature.
- Research Organization:
- Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
- Sponsoring Organization:
- USDOE Office of Science (SC), Basic Energy Sciences (BES); USDOE National Nuclear Security Administration (NNSA)
- Grant/Contract Number:
- AC04-94AL85000; DEFG02-05ER46217; FWP 15013170; NA-0003525
- OSTI ID:
- 1426801
- Alternate ID(s):
- OSTI ID: 1548841
- Report Number(s):
- SAND-2018-1672J; 660698
- Journal Information:
- Scripta Materialia, Vol. 148, Issue C; ISSN 1359-6462
- Publisher:
- ElsevierCopyright Statement
- Country of Publication:
- United States
- Language:
- English
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