Acetylated lignin from oil palm empty fruit bunches and its electrospun nanofibres with PVA: potential carbon fibre precursor

by Harahap, Mahyuni, Perangin-Angin, Yurika Almanda, Purwandari, Vivi, Goei, Ronn, Tok, Alfred Iing Yoong, Gea, Saharman
Published 2023

Synthesis of fluorescent citric acid carbon dots composites derived from empty fruit bunches of palm oil tree and its anti-bacterial property

by Pramudita, Rufina, Marpongahtun, Gea, Saharman, Daulay, Amru, Harahap, Mahyuni, Tan, Yong Zen, Goei, Ronn, Tok, Alfred Iing Yoong
Published 2023

Highly fluorescent nitrogen-doped carbon dots derived from jengkol peels (Archindendron pauciflorum) by solvothermal synthesis for sensitive Hg²⁺ ions detection

by Prayugo, Aniza Salviana, Marpongahtun, Gea, Saharman, Daulay, Amru, Harahap, Mahyuni, Siow, Jonathan, Goei, Ronn, Tok, Alfred Iing Yoong
Published 2023

The role of biocatalysts in the synthesis of graphene nanosheets from sub-bituminous coal

by Purwandari, Vivi, Rianna, Martha, Marpongahtun, Isnaeni, Isnaeni, Zou, Yiming, Harahap, Mahyuni, Halawa, Gratianus, Goei, Ronn, Tok, Alfred Iing Yoong
Published 2024

Photocatalytic degradation of methylene blue Using N-doped ZnO/carbon dot (N-ZnO/CD) nanocomposites derived from organic soybean

by Ayu, Dinda Gusti, Gea, Saharman, Andriayani, Dewi Junita, Telaumbanua, Dewi Junita, Piliang, Averroes Fazlur Rahman, Harahap, Mahyuni, Yen, Zhihao, Goei, Ronn, Tok, Alfred Iing Yoong
Published 2023