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Federal
Accelerated Aging Experiments for Prognostics of Damage Growth in Composite Materials
National Aeronautics and Space Administration —
Composite structures are gaining importance for use in the aerospace industry. Compared to metallic structures their behavior is less well understood. This lack of... -
Federal
Assessment of Accrued Damage and Remaining Useful Life in Leadfree Electronics Subjected to Multiple Thermal Environments of Thermal Aging and Thermal Cycling
National Aeronautics and Space Administration —
A method has been developed for prognostication of accrued prior damage in electronics subjected to overlapping sequential environments of thermal aging and thermal... -
Federal
Discovery of Recurring Anomalies in Text Reports
National Aeronautics and Space Administration —
This paper describes the results of a significant research and development effort conducted at NASA Ames Research Center to develop new text mining algorithms to...