Khan Sobayel Bin Rafiq , M. Mottakin, Ghulam Muhammad, Kuaanan Techato, Kamaruzzaman Sopian, Md. Akhtaruzzaman.  (2022).  Sequential optimization of highly efficient all inorganic CsGeI3 perovskite solar cell by numerical simulation.  - Japanese Journal of Applied Physics.  1-9. 

Mohamad Ibrahim, P. Chelvanathan, M. Mottakin, Ghulam Muhammad, Mahdi H. Miraz, Md. Akhtaruzzaman, Md. Shahiduzzaman, K. Sobayel, N. Kamal.  (2022).  Effect of CuCl2 treatment on RF magnetronsputtered CdSe thin films for potential photovoltaic usage.  - Japanese Journal of Applied Physics.  1-8.