TY - RPRT TI - A three-dimensional finite-element thermal/mechanical analytical technique for high-performance traveling wave tubes AU - Shalkhauser, Kurt A. AU - Bartos, Karen F. AU - Fite, E. B. AU - Sharp, G. R. PY - 1992 UR - https://ntrs.nasa.gov/citations/19920047147 ID - 19920047147 ER -