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Chemical Machining of Aluminum Alloy 2024: The Critical Roles of Temperature and Solution Concentration in Enhancing Corrosion Rate and Surface Texture

DOI : 10.5614/j.eng.technol.sci.2024.56.4.5
Ahmed K. Muhammad (1), Tawfeeq W. Mohammed (2), Kadhim K. Resan (3)
(1) Dept. of Materials, College of Engineering, Mustansiriyah University, Falastin St, Baghdad, Iraq, Iraq ,
(2) Dept. of Materials, College of Engineering, Mustansiriyah University, Falastin St, Baghdad, Iraq, Iraq ,
(3) Dept. of Materials, College of Engineering, Mustansiriyah University, Falastin St, Baghdad, Iraq, Iraq
489-498
Abstract : 1088
PDF : 619
DOI: https://doi.org/10.5614/j.eng.technol.sci.2024.56.4.5

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 : 463
PDF : 195
DOI: https://doi.org/10.5614/j.eng.technol.sci.2026.58.1.6

Optimizing Food Processing Efficiency: The Role of Forward Osmosis in Concentration

DOI : 10.5614/j.eng.technol.sci.2025.57.2.6
Helen Julian (1), Puji Lestari (2), I Gede Wenten (3), K Khoiruddin (4)
(1) Food Engineering Department, Institut Teknologi Bandung, Jalan Let. Jen. Purn. Dr. (HC). Mashudi No.1/Jalan Raya Jatinangor KM 20,75, Sumedang 45363, Indonesia ,
(2) Research Organization for Agriculture and Food, National Research and Innovation Agency (NRIA), Kawasan Sains dan Teknologi (KST) Soekarno, Jalan Raya Jakarta-Bogor KM 46, Cibinong, Jawa Barat 16911, Indonesia ,
(3) Department of Chemical Engineering, Institut Teknologi Bandung (ITB), Jalan Ganesa No. 10, Bandung 40132, Indonesia ,
(4) Department of Chemical Engineering, Institut Teknologi Bandung (ITB), Jalan Ganesa No. 10, Bandung 40132, Indonesia
214-242
Abstract : 1774
PDF : 829
DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.2.6

Satellite-Observed Monthly Variability of Sea Surface Chlorophyll-a Concentration: A Case Study in East Malaysia

DOI : 10.5614/j.eng.technol.sci.2025.57.1.1
Ricky Anak Kemarau (1), Oliver Valentine Eboy (2), Zaini Sakawi (3), Stanley Anak Suab (4), Noorashikin Md Noor (5)
(1) Earth Observation Centre, Institute of Climate Change, Universiti Kebangsaan Malaysia, 43600 UKM Bangi, Selangor, Malaysia ,
(2) Geography Program, Faculty Social Sciences and Humanities, University Malaysia Sabah, Jalan UMS, 88400 Kota Kinabalu, Sabah, Malaysia ,
(3) Earth Observation Centre, Institute of Climate Change, Universiti Kebangsaan Malaysia, 43600 UKM Bangi, Selangor, Malaysia ,
(4) Institute for Tropical Biology and Conservation, Universiti Malaysia Sabah, Jalan UMS, 88400 Kota Kinabalu, Sabah, Malaysia ,
(5) Earth Observation Centre, Institute of Climate Change, Universiti Kebangsaan Malaysia, 43600 UKM Bangi, Selangor, Malaysia
Abstract : 1211
PDF : 642
DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.1.1

The Presence of Organochlorine and Organophosphate Pesticide Residue in Groundwater at the Upper Citarum Watershed

DOI : 10.5614/j.eng.technol.sci.2026.58.2.2
Deviyani Deviyani (1), Katharina Oginawati (2), Indah Rahmatiah Siti Salami (3)
(1) Doctoral Program of Environmental Engineering, Faculty of Civil and Environmental Engineering, Bandung Institute of Technology, Jalan Ganesa 10, Bandung, 40132, Jawa Barat, Indonesia ,
(2) Department of Environmental Engineering, Faculty of Civil and Environmental Engineering, Bandung Institute of Technology, Jalan Ganesa 10, Bandung, 40132, Jawa Barat, Indonesia ,
(3) Department of Environmental Engineering, Faculty of Civil and Environmental Engineering, Bandung Institute of Technology, Jalan Ganesa 10, Bandung, 40132, Jawa Barat, Indonesia
166-185
Abstract : 980
PDF : 268
DOI: https://doi.org/10.5614/j.eng.technol.sci.2026.58.2.2

Investigating the Role of Glycerol as a Plasticizer in Durian Rind-derived Cellulose Bioplastic

DOI : 10.5614/j.eng.technol.sci.2026.58.2.7
Andrew Benaldo Adikara (1), Khoirunnisa Budia Abdillah (2), Dian Shofinita (3), Vita Wonoputri (4)
(1) Food Engineering Department, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Let. Jen. Purn. Dr. (HC) Mashudi No.1 (Jalan Raya Jatinangor KM 20,75), Sumedang 45363, , Indonesia ,
(2) Food Engineering Department, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Let. Jen. Purn. Dr. (HC) Mashudi No.1 (Jalan Raya Jatinangor KM 20,75), Sumedang 45363, , Indonesia ,
(3) Food Engineering Department, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Let. Jen. Purn. Dr. (HC) Mashudi No.1 (Jalan Raya Jatinangor KM 20,75), Sumedang 45363, , Indonesia ,
(4) Chemical Engineering Department, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesa 10, Bandung 40132, , Indonesia
243-256
Abstract : 746
PDF : 264
DOI: https://doi.org/10.5614/j.eng.technol.sci.2026.58.2.7

Integrated CFD and Aspen Plus Simulation for Optimizing Biomass Combustion: A Study on Sugarcane Bagasse

DOI : 10.5614/j.eng.technol.sci.2025.57.5.8
Maulana Gilar Nugraha (1), Eblin Alle Azarya (2), Muslikhin Hidayat (3), Harwin Saptoadi (4)
(1) Department of Chemical Engineering, Universitas Gadjah Mada, Jalan Grafika No.2, Yogyakarta 55281, Indonesia ,
(2) Department of Mechanical and Industrial Engineering, Universitas Gadjah Mada, Jalan Grafika No.2, Yogyakarta 55281, , Indonesia ,
(3) Department of Chemical Engineering, Universitas Gadjah Mada, Jalan Grafika No.2, Yogyakarta 55281, Indonesia ,
(4) Department of Mechanical and Industrial Engineering, Universitas Gadjah Mada, Jalan Grafika No.2, Yogyakarta 55281, , Indonesia
678-687
Abstract : 626
PDF : 496
DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.5.8

Volcanoes Segmentation at the Western Sunda Arc based on Satellite-derived Geological Lineaments and Land Surface Temperatures

DOI : 10.5614/j.eng.technol.sci.2025.57.3.4
Ridwan Rahmanto (1), Asep Saepuloh (2), Estu Kriswati (3), Heruningtyas Desi Purnamasari (4)
(1) Faculty of Exploration and Production Technology, Pertamina University, Jalan Teuku Nyak Arief, Simprug, Kebayoran Lama, South Jakarta 12220, Indonesia ,
(2) Faculty of Earth Sciences and Technology, Institut Teknologi Bandung, Jalan Ganesa No. 10 Bandung 40132, West Java, Indonesia ,
(3) National Research and Innovation Agency, Jalan Cisitu Lama No. 21-D, Bandung 40135, , Indonesia ,
(4) Center for Volcanology and Geological Hazard Mitigation (CVGHM), Geological Agency, Jalan Diponegoro No. 57, Bandung 40122,, Indonesia
327-342
Abstract : 1260
PDF : 523
DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.3.4

Exploration of Biomimetic Metal-Organic Catalysts for Splitting Glucose into Dihydroxyacetone and Glyceraldehyde

DOI : 10.5614/j.eng.technol.sci.2025.57.2.1
Margaretha Sumargo (1), Vanessa Audreylia (2), Samuel Luivan (3), Maria Patrycia Della Susanti (4), Tatang Hernas Soerawidjaja (5), Tedi Hudaya (6)
(1) Center for Renewable Energy Conversion, Chemical Engineering Department, Faculty of Industrial Technology, Parahyangan Catholic University, Jalan Ciumbuleuit 94, Bandung 40141, Indonesia ,
(2) Center for Renewable Energy Conversion, Chemical Engineering Department, Faculty of Industrial Technology, Parahyangan Catholic University, Jalan Ciumbuleuit 94, Bandung 40141, Indonesia ,
(3) Center for Renewable Energy Conversion, Chemical Engineering Department, Faculty of Industrial Technology, Parahyangan Catholic University, Jalan Ciumbuleuit 94, Bandung 40141, Indonesia ,
(4) Center for Renewable Energy Conversion, Chemical Engineering Department, Faculty of Industrial Technology, Parahyangan Catholic University, Jalan Ciumbuleuit 94, Bandung 40141, Indonesia ,
(5) Department of Bioenergy Engineering and Chemurgy, Faculty of Industrial Technology, Institut Teknologi Bandung, Jalan Ganesa 10, Bandung 40132, Indonesia ,
(6) Center for Renewable Energy Conversion, Chemical Engineering Department, Faculty of Industrial Technology, Parahyangan Catholic University, Jalan Ciumbuleuit 94, Bandung 40141, Indonesia
145-160
Abstract : 1483
PDF : 558
DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.2.1

Mechanical Behavior of Concrete Reinforced with Natural Palm and Mango Fibers

DOI : 10.5614/j.eng.technol.sci.2025.57.1.4
Alejandro Flores Nicolás (1), Mario Flores Nicolás (2), Elsa Carmina Menchaca Campos (3), Jorge Uruchurtu Chavarín (4)
(1) Centro de Investigación en Ingeniería y Ciencias Aplicadas, Universidad Autónoma del Estado de Morelos, Av. Universidad, 62209, Cuernavaca, Mexico ,
(2) Instituto de Ingenieria, Universidad Nacional Autónoma de México, Circuito Escolar, 04510, CDMX, Mexico ,
(3) Centro de Investigación en Ingeniería y Ciencias Aplicadas, Universidad Autónoma del Estado de Morelos, Av. Universidad, 62209, Cuernavaca, Mexico ,
(4) Centro de Investigación en Ingeniería y Ciencias Aplicadas, Universidad Autónoma del Estado de Morelos, Av. Universidad, 62209, Cuernavaca, Mexico
48-65
Abstract : 1127
PDF : 681
DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.1.4
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