Could you please share the input spectrum from PuBe neutron source or direct me where to find one. I lost the one I had while moving - Attached is the plot of PuBe.
I think the following papers will help you. They contain the bare spectrum of the PuBe source
Masoud, M. A., Kansouh, W. A., Shahien, M. G., Sakr, K., Rashad, A. M., & Zayed, A. M. (2020). An experimental investigation on the effects of barite/hematite on the radiation shielding properties of serpentine concretes. Progress in Nuclear Energy, 120, 103220.
Masoud, M. A., El-Khayatt, A. M., Kansouh, W. A., Sakr, K., Shahien, M. G., & Zayed, A. M. (2020). Insights into the effect of the mineralogical composition of serpentine aggregates on the radiation attenuation properties of their concretes. Construction and Building Materials, 263, 120141.