TY - RPRT TI - Directional Solidification of Bi-Sn on USMP-4 AU - Abbaschian, Reza AU - deGroh, H., III AU - Leonardi, E. AU - Timchenko, V. AU - deVahlDavis, G. PY - 1999 UR - https://ntrs.nasa.gov/citations/20000030724 ID - 20000030724 ER -