Response matrix of a neutron spectroscopy system comprised of successive BF3 and H2O arrays M. E. Elgohary, M. S. Aljohani and M. Y. Khalil Eur. Phys. J. Appl. Phys., 48 2 (2009) 21201 Published online: 15 October 2009 DOI: 10.1051/epjap/2009153