Marcelinus Christwardana is a 2nd years PhD student at Seoul National University of Science and Technology (Seoultech), South Korea. He also works as research student at Energy and Environmental Material and Process Laboratory (EEMP Lab), Seoultech. Christwardana has around 15 scientific paper. His expertise about phytoremediation, biomaterial, biosensor, biofuel cell, biosolar cell, and microalgae cultivation. Now, his scientific paper is related about modification of Carbon nanotube (CNT) and enzyme or microbes as electrode for biofuel cell. He has served as a member of various chemical and environmental societies in Korea since starting his PhD. He did research about phytoremediation using aquatic plants and microalgae when he was Master Student. He completed his Master degree in Chemical Engineering at Diponegoro University, Indonesia. He also graduated for his Bachelor degree at same university.