A study of pre-equilibrium emission of neutrons in 93Nb(α, xn) reactions Manoj Kumar Sharma, H. D. Bhardwaj, Unnati, Pushpendra P. Singh, B. P. Singh and R. Prasad Eur. Phys. J. A, 31 1 (2007) 43-51 Published online: 22 January 2007 DOI: 10.1140/epja/i2005-10318-5