Nurul Najiha Mazu, Muhammad Mahyiddin Ramli, Hazeem Ikhwan Mazlan, Josephine Ying Chyi Liew, Ali Reshak and Nurul Huda Osman 2024. Effect of Sodium Ion Addition on Copper Selenide/Chitosan Film Towards Electrical and Shielding Efficiency Improvement. International Journal of Nanoelectronics and Materials (IJNeaM) . 17, June (Jun. 2024), 287–291. DOI:https://doi.org/10.58915/ijneam.v17iJune.870.