Effect of potassium in catalysts obtained by the solution combustion synthesis for co-production of hydrogen and carbon nanofibers by catalytic decomposition of methane

M. V. Chudakova, М. В. Попов, P. A. Korovchenko, Evgeniy O. Pentsak, Adele R. Latypova, Pavel B. Kurmashov, А. А. Пименов, E.A. Tsilimbaeva, И. С. Левин, Alexander G. Bannov, A. V. Kleymenov