Department of Physics, Hebei University, Baoding 071002, China;
Department of Physics, Hebei University, Baoding 071002, China;
Department of Physics, Hebei University, Baoding 071002, China;
Department of Physics, Hebei University, Baoding 071002, China;
Department of Physics, Hebei University, Baoding 071002, China;
Monte Carlo simulation; nitrogen direct current glow discharge; mechanism of active species generation;