Polycell average neutron multiplication factor as a function of time with different erbium loads in fuel elements for the refueling ratio of two: 1 – Er 0%; 2 – Er 0.3%; 3 – Er 0.7%; 4–1.1%.

  Part of: Alassaf SH, Savander VI, Hassan AA (2020) Use of erbium as a burnable absorber for the VVER reactor core life extension. Nuclear Energy and Technology 6(4): 275-279. https://doi.org/10.3897/nucet.6.60563