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U.S. Department of Energy
Office of Scientific and Technical Information

PTW modeling in xRage

Technical Report ·
DOI:https://doi.org/10.2172/1179044· OSTI ID:1179044
 [1];  [1]
  1. Los Alamos National Lab. (LANL), Los Alamos, NM (United States)
Preston-Tonks-Wallace Model (PTW), is a viscoplastic material model for very high strain rates (~1011/s) and uses a Voce work hardening model. Strain rates above 109/s uses Wallace’s model of overdriven shocks in metals. PTW is applicable for broad range of strain rates (10-3) -1012).
Research Organization:
Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC52-06NA25396
OSTI ID:
1179044
Report Number(s):
LA-UR--15-23334
Country of Publication:
United States
Language:
English

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