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Comparative Study of the Single and Double-Stage Thermochemical Pretreatment of Gracilaria sp. for Biogas Feedstock

DOI : 10.5614/j.eng.technol.sci.2026.58.1.6
Elli Prastyo (1), Rochim Bakti Cahyono (2), Lisendra Marbelia (3), Wiratni Budhijanto (4)
(1) Department of Chemical Engineering, Faculty of Engineering, Universitas Gadjah Mada, Jalan Grafika 2, Yogyakarta 55281, , Indonesia ,
(2) Department of Chemical Engineering, Faculty of Engineering, Universitas Gadjah Mada, Jalan Grafika 2, Yogyakarta 55281, , Indonesia ,
(3) Bioprocess Engineering Research Group, Universitas Gadjah Mada, Jalan Grafika No. 2, Sleman, Yogyakarta 55281, Indonesia ,
(4) Bioprocess Engineering Research Group, Universitas Gadjah Mada, Jalan Grafika No. 2, Sleman, Yogyakarta 55281, Indonesia
71-85
Abstract : 565
PDF : 257
DOI: https://doi.org/10.5614/j.eng.technol.sci.2026.58.1.6

Comparative Study on Magnetic Activated Carbon Derived from Delignified and Non-delignified Palm Kernel Shell: Synthesis, Characterization, and Methylene Blue Adsorption Analysis

DOI : 10.5614/j.eng.technol.sci.2025.57.4.10
Joko Waluyo (1), Zahrani Putri Nabila (2), Ariadi Indra Putra (3), Ibnu Tryansar Purba (4), Muhammad Ghozy Izzulhaq (5), Irwan Kurnia (6), Ardie Septian (7), Lusi Ernawati (8)
(1) Chemical Engineering Department, Universitas Sebelas Maret, Jalan Ir. Sutami 36A, Surakarta 57126, Indonesia ,
(2) Chemical Engineering Department, Universitas Sebelas Maret, Jalan Ir. Sutami 36A, Surakarta 57126, Indonesia ,
(3) Chemical Engineering Department, Universitas Sebelas Maret, Jalan Ir. Sutami 36A, Surakarta 57126, , Indonesia ,
(4) Chemical Engineering Department, Universitas Sebelas Maret, Jalan Ir. Sutami 36A, Surakarta 57126, , Indonesia ,
(5) Chemical Engineering Department, Universitas Sebelas Maret, Jalan Ir. Sutami 36A, Surakarta 57126, , Indonesia ,
(6) Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Padjadjaran, Jalan Raya Bandung-Sumedang Km. 21, Sumedang 45363, , Indonesia ,
(7) Research Center for Environmental and Clean Technology, National Research and Innovation Agency (BRIN), Building 720, K.S.T. B.J Habibie, Jalan Raya Serpong, South Tangerang 15314, Indonesia ,
(8) Chemical Engineering Department, Institut Teknologi Kalimantan, Jalan Soekarno Hatta Km. 15, Balikpapan 76127, Indonesia
559-572
Abstract : 1126
PDF : 507
DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.10
1 - 2 of 2 items