Spin- and valley-dependent electronic band structure and electronic heat capacity of ferromagnetic silicene in the presence of strain, exchange field and Rashba spin-orbit coupling

•Comparison of electronic band structure of monolayer silicene in the presence of electric field, exchange magnetic field, strain and Rashba spin-orbit coupling.•Investigation of electronic heat capacity with respect to the different within the Kane-Mele Hamiltonian model and Green’s function approach.•Reconfirmation of symmetry aspects in silicene.