TY JOUR TI Improved Generator of Xenon Radionuclides Based on a Sealed 252Cf Source of Spontaneous Fission Products KW generator of radionuclides 131mXe KW 133mXe KW 133Xe and 135Xe KW source of spontaneous fission products 252Cf KW autonomous generator design KW calculations of radionuclide accumulation KW comparison with measurement results KW determination of output coefficients JO ANRI AU Dubasov, Y.S. AU Pahomov, S.A. AU Kuz'mina, T.E. AU Obnorskiy, V.V. AU Shahetov, G.V. PY 2025 IS 0 PB Scientific-Production Enterprise “Dosa”