Muhammad Ghufron Dept. of Physics, Fac. of Math. and Natural Sciences-Sepuluh November Institute of Tech. Surabaya
Kampus ITS Sukolilo, Surabaya 60111, Indonesia Indonesia
Malik Anjelh Baqiya Dept. of Physics, Fac. of Math. and Natural Sciences-Sepuluh November Institute of Tech. Surabaya
Kampus ITS Sukolilo, Surabaya 60111, Indonesia Indonesia
Mashuri Mashuri Dept. of Physics, Fac. of Math. and Natural Sciences-Sepuluh November Institute of Tech. Surabaya
Kampus ITS Sukolilo, Surabaya 60111, Indonesia Indonesia
Triwikantoro Triwikantoro Dept. of Physics, Fac. of Math. and Natural Sciences-Sepuluh November Institute of Tech. Surabaya
Kampus ITS Sukolilo, Surabaya 60111, Indonesia Indonesia
Darminto Darminto Dept. of Physics, Fac. of Math. and Natural Sciences-Sepuluh November Institute of Tech. Surabaya
Kampus ITS Sukolilo, Surabaya 60111, Indonesia Indonesia