TY - RPRT TI - Thermal hydraulic tests of a liquid hydrogen cold neutron source AU - Lewis, M A AU - Rowe, J M AU - Williams, R E AU - Kopetka, P PY - 1994 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 5026 DO - 10.6028/NIST.IR.5026 ER -