Abstract

Concrete with fillers can serve as a shield material against harmful radiation effects due to availability of materials, low cost, high strength, and adaptability in various environments. An overview of the recent developments in concrete as a gamma ray shielding material along with important aspects of aggregates in various nuclear isotope applications in presented.

Abbreviations:HDC: Heavy Density Concrete; GSC: Grit Scale Concrete; LAC: Linear Attenuation Coefficient; MAC: Mass Attenuation Coefficient; EBF: Exposure Buildup Factor; MFP: Mean Free Path; BC: Barite Concrete; DC: Dolomite Concrete; RPC: Reactive Powder Concrete; OC: Ordinary Concrete; HWUHPC: Heavyweight Ultra-high-performance Concrete; UHPC: Ultra High-performance Concrete; Bi- GGBS: Bismuth Ground Granulated Blast Furnace Slag