| Characteristic and catalytic performance of Co and Co-Mo metal impregnated in sarulla natural zeolite catalyst for hydrocracking of MEFA rubber seed oil into biogasoline fraction JL Sihombing, S Gea, B Wirjosentono, H Agusnar, AN Pulungan, ... Catalysts 10 (1), 121, 2020 | 37 | 2020 |
| Chitosan/graphene oxide biocomposite film from pencil rod S Gea, JN Sari, R Bulan, A Piliang, SA Amaturrahim, YA Hutapea Journal of Physics: Conference Series 970 (1), 012006, 2018 | 29 | 2018 |
| The isolation of nanofibre cellulose from oil palm empty fruit bunch via steam explosion and hydrolysis with HCl 10% S Gea, Z Zulfahmi, D Yunus, A Andriayani, YA Hutapea Journal of Physics: Conference Series 979 (1), 012063, 2018 | 25 | 2018 |
| All-cellulose composite isolated from oil palm empty fruit bunch S Gea, N Panindia, AF Piliang, A Sembiring, YA Hutapea Journal of Physics: Conference Series 1116, 042013, 2018 | 20 | 2018 |
| Improving quality and yield production of coconut shell charcoal through a modified pyrolysis reactor with tar scrubber to reduce smoke pollution RM Sari, S Gea, B Wirjosentono, S Hendrana, YA Hutapea Polish Journal of Environmental Studies 29 (2), 1815-1824, 2020 | 17 | 2020 |
| A comprehensive review of experimental parameters in bio-oil upgrading from pyrolysis of biomass to biofuel through catalytic hydrodeoxygenation S Gea, YA Hutapea, AFR Piliang, AN Pulungan, R Rahayu, J Layla, ... BioEnergy Research 16 (1), 325-347, 2023 | 15 | 2023 |
| The stabilization of liquid smoke through hydrodeoxygenation over nickel catalyst loaded on sarulla natural zeolite S Gea, A Haryono, A Andriayani, JL Sihombing, AN Pulungan, T Nasution, ... Applied Sciences 10 (12), 4126, 2020 | 15 | 2020 |
| Enhancing the quality of nata de coco starter by channeling the oxygen into the bioreactor through agitation method S Gea, KM Pasaribu, K Sebayang, E Julianti, SA Amaturahim, SU Rahayu, ... AIP Conference Proceedings 2049 (1), 2018 | 15 | 2018 |
| The characterization of Sarulla natural zeolite crystal and its morphological structure JL Sihombing, S Gea, AN Pulungan, H Agusnar, B Wirjosentono, ... AIP Conference Proceedings 2049 (1), 2018 | 14 | 2018 |
| Study of bacterial cellulose as scaffold on cartilage tissue engineering S Gea, RM Sari, AF Piliang, DP Indrawan, YA Hutapea AIP Conference Proceedings 2049 (1), 2018 | 8 | 2018 |
| Reduction of oxygen transport resistance in PEFC cathode through blending a high oxygen permeable polymer YA Hutapea, M Nishihara, ZAR Gautama, A Mufundirwa, SM Lyth, ... Journal of Power Sources 556, 232500, 2023 | 7 | 2023 |
| Conversion of methyl ester fatty acid from rice bran oil into fuel fraction via hydrocracking reaction over zeolite catalyst supported of Ni, Co and Mo metals. JL Sihombing, AN Pulungan, M Zubir, AA Wibowo, S Gea, B Wirjosentono, ... Rasayan Journal of Chemistry 12 (1), 2019 | 6* | 2019 |
| The exfoliation process of sawahlunto coal into graphene through the modified hummer method V Purwandari, S Gea, B Wirjosentono, A Haryono, S Rahayu, YA Hutapea Rasayan Journal of Chemistry 13 (1), 593-600, 2020 | 4 | 2020 |
| The analysis of thermal and mechanical properties of biocomposite policaprolactone/cellulose nanofiber from oil palm empty fruit bunches S Gea, M Surga, S Rahayu, M Marpongahtun, YA Hutapea, AF Piliang AIP Conference Proceedings 2049 (1), 2018 | 4 | 2018 |
| Suppression of radical attack in polymer electrolyte membranes using a vinyl polymer blend interlayer with low oxygen permeability ZAR Gautama, YA Hutapea, B Hwang, J Matsuda, A Mufundirwa, ... Journal of Membrane Science 658, 120734, 2022 | 3 | 2022 |
| The preparation and characterization of bentonite nanoparticle from Bener Meriah, Indonesia S Gea, M Firmansyah, T Hidayat, YA Hutapea Journal of Physics: Conference Series 1116 (4), 042011, 2018 | 3 | 2018 |
| The study on physical and mechanical properties of latex/graphene oxide composite film S Gea, DA Barus, YS Sibarani, N Panindia, JN Sari, K Sebayang, ... Journal of Physics: Conference Series 1120 (1), 012052, 2018 | 3 | 2018 |
| Ultrasound pretreatment and enzymatic deinking by using bacterial cellulases from rice husk S Gea, R Bulan, E Zaidar, AF Piliang, N Oktari, S Rahayu, YA Hutapea, ... Journal of Wood Chemistry and Technology 43 (3), 117-128, 2023 | 1 | 2023 |
| Electrical and thermal conductivity of cyclic natural rubber/graphene nanocomposite prepared by solution mixing technique V Purwandari, S Gea, B Wirjosentono, A Haryono, IP Mahendra, ... Indonesian Journal of Chemistry 20 (4), 801-809, 2020 | 1 | 2020 |
| Preparation of polyvinyl alcohol/cellulose nano fiber nanocomposite isolated from empty oil palm fruit bunches S Gea, Y Muis, N Panindia, YA Hutapea IOP Conference Series: Materials Science and Engineering 553 (1), 012041, 2019 | 1 | 2019 |
