In this paper the goal is to optimize a shield for the americium-beryllium radioactive source. which generates a mixed neutron and gamma-ray radiation field. using two different materials designed with simultaneous moderation and absorption of neutrons and gamma-ray shielding in mind: a new type of stainless steel and epoxy resin (C21H25ClO5) composite with a 40% NiO additive. For thi... https://parisnaturalfoodes.shop/product-category/deep-conditioner-unscented/