Publication - Journal Article 99Tc immobilization from off-gas waste streams using nickel-doped iron spinel DOI https://doi.org/10.1016/j.jhazmat.2018.09.064 Journal Article Journal of Hazardous Materials, vol. 364, pp. 69-77, 2019 Authors Guohui Wang, Wooyong Um, Dong-Sang Kim, Albert A. Kruger Language English