1. Oak Ridge National Laboratory, Nuclear Data and Criticality Safety, Reactor and Nuclear Systems Division, Oak Ridge, Tennessee 37831
2. Oak Ridge National Laboratory, Neutron Scattering Division, Oak Ridge, Tennessee 37831
3. Institut de Radioprotection et de Sûréte Nucléaire, 31, avenue de la division Leclerc, Fontenay-aux-Roses 92260, France
4. Rensselaer Polytechnic Institute, Gaerttner LINAC Center, 3021 Tibbits Avenue, Troy, New York 12180
5. Georgia Institute of Technology, Nuclear and Radiological Engineering Department, 770 State Street, Atlanta, Georgia 30332