Layer-by-layer membranes for vanadium redox flow battery Saidatul Sophia Sha’rani, Nurfatehah Wahyuny Che Jusoh, Mohamed Mahmoud El-Sayed Nasef, Ebrahim Abouzari Lotf, Roshafima Rasit Ali and Ting Teo Ming E3S Web Conf., 516 (2024) 05001 Published online: 15 April 2024 DOI: 10.1051/e3sconf/202451605001