TY - GEN AU - Craig Heimbach C2 - Journal of Research (NIST JRES), National Institute of Standards and Technology, Gaithersburg, MD DA - 2007-04-01 LA - en M1 - 112 No. 2 PB - Journal of Research (NIST JRES), National Institute of Standards and Technology, Gaithersburg, MD PY - 2007 TI - Cosmic Coincidences: Investigations for Neutron Background Suppression ER -