Multi-objective genetic algorithm optimization of energy efficiency and biomass concentration of Synechococcus HS-9 cultivation for third-generation biodiesel feedstock by Arif Rahman, Kania Dyah Nastiti, Nining Betawati Prihantini, M.A.M. Oktaufik, Surat Indrijarso, Alfred Kampira Levison, Ridho Irwansyah, N. Nasruddin

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Recycling of nickel metal from spent nickel-manganese-cobalt (NMC) cathode batteries using H3PO4–H2C2O4 solution combination as an efficient leaching agent by Adyatma Bhagaskara, Dita Adi Saputra, Aldino Javier Saviola, Karna Wijaya, Won-Chun Oh, Sri Rahayu, Muhammad Dikdik Gumelar, Aghni Ulma Saudi, Agustanhakri Agustanhakri, Abdul Hamid Budiman, Surat Indrijarso

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Current scenario and potential of waste cooking oil as a feedstock for biodiesel production in Indonesia: Life cycle sustainability assessment (LCSA) review by Arif Rahman, M.A.M. Oktaufik, Triyono Widi Sasongko, Iwan Guntoro, Dadi Soedjati, Najmi Abbas, Abdul Rahman, Fathiah Ulfah, Ari Widiarto, Siswanto, Dharmawan, Sudarwaji Edi Yuwono Trihadi, Kusrestuwardani, Anggara Lomak Prihatin, Adim Hadi, Surat Indrijarso, Priyambodo Rahardjo, Arief Barkah, Irhan Febijanto, Nugroho Adi Sasongko

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Sustainability index analysis of the black soldier fly (Hermetia illucens) cultivation from food waste substrate by A.D. Santoso, T. Handayani, R.A. Nugroho, A.I. Yanuar, N. Nadirah, E.S. Rohaeni, E. Widjaja, M.A.M. Oktaufik, U. Ayuningtyas, Y.P. Erlambang, R. Herdioso, M.N. Rofiq, R. Hutapea, A.L. Sihombing, B. Rustianto, I.M.A.D Susila, D. Irawan, D. Iskandar, S. Indrijarso, G.D. Widiarta

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