TY - GEN AU - Higgins, P AU - Sibata, C AU - Attix, F AU - Hubbell, J AU - Seltzer, Stephen AU - Berger, Martin C2 - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD DA - 1992-01-01 00:01:00 LA - en PB - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD PY - 1992 TI - Mass Energy Transfer and Absorption Coefficients, Including In-Flight Positron Annihilation ER -