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Displaying 1-3 of 3 results for author "Pater, Ruth H."
Low toxicity high temperature PMR polyimides [microform] / inventors, Ruth H. Pater.
- Text
- [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1991]
- 1991
Microstructural characterization of semi-interpenetrating polymer networks by positron lifetime spectroscopy [microform] / Jag J. Singh, Abe Eftekhari.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1996]
- 1996
Microstructural characterization of semi-interpenetrating polymer networks by positron lifetime spectroscopy [microform] / Jag J. Singh, Ruth H. Peter, Abe Eftekhari.
- Text
- [Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; Springfield, Va. : National Technical Information Service, distributor, 1997]
- 1997-1997
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