Posiva Oy is the world’s leading final-disposer of spent nuclear fuel and is responsible for geological final disposal in Finland. Posiva’s final disposal solution is the result of decades of multidisciplinary development work, part of which involves underground facilities at ONKALO® in the bedrock of Olkiluoto. Posiva models the evolution of groundwater chemistry in the […] The post Posiva models the long-term safety of the disposal site for spent nuclear fuel using the LUMI supercomp...