Mukhtar Effendi
Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Jenderal Soedirman, Jl. dr. Soeparno No. 61 Purwokerto 53123, Indonesia
Research and Development Center of New and Renewable Energy, Universitas Jenderal Soedirman, LPPM Building 1st Floor, Jl. dr. Soeparno Purwokerto, Indonesia Indonesia
Hafsyah Putri Nabila
Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Jenderal Soedirman, Jl. dr. Soeparno No. 61 Purwokerto 53123, Indonesia Indonesia
wihantoro wihantoro
Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Jenderal Soedirman, Jl. dr. Soeparno No. 61 Purwokerto 53123, Indonesia Indonesia
Aris Haryadi
Department of Physics, Faculty of Mathematics and Natural Sciences, Universitas Jenderal Soedirman, Jl. dr. Soeparno No. 61 Purwokerto 53123, Indonesia Indonesia