Vol. 57 No. 4 (2025): Vol. 57 No. 4 (2025): August

DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4
Published: 2025-07-25

Articles

  • Synthesis of Geopolymer from Ferronickel Aluminosilicate Waste

    DOI : 10.5614/j.eng.technol.sci.2025.57.4.1
    Tjokorde Walmiki Samadhi (1), Winny Wulandari (2), Aya Anisa Dwinidasari (3), Arum Rahmasari (4)
    (1) Faculty of Industrial Technology, Institut Teknologi Bandung, Labtek X Building, Jalan Ganesa 10 Bandung 40132, Indonesia ,
    (2) Faculty of Industrial Technology, Institut Teknologi Bandung, Labtek X Building, Jalan Ganesa 10 Bandung 40132, Indonesia ,
    (3) Faculty of Industrial Technology, Institut Teknologi Bandung, Labtek X Building, Jalan Ganesa 10 Bandung 40132, Indonesia ,
    (4) Faculty of Industrial Technology, Institut Teknologi Bandung, Labtek X Building, Jalan Ganesa 10 Bandung 40132, Indonesia
    431-444
    Abstract : 1092
    PDF : 268
    DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.1

  • Electroencephalogram-Based Multi-Class Driver Fatigue Detection using Power Spectral Density and Lightweight Convolutional Neural Networks

    DOI : 10.5614/j.eng.technol.sci.2025.57.4.2
    Wiwit Suprihatiningsih (1), Dedik Romahadi (2), Aberham Genetu Feleke (3)
    (1) Department of Mechanical Engineering, Universitas Mercu Buana, Jalan Raya Meruya Selatan 11650, Jakarta, Indonesia ,
    (2) Department of Mechanical Engineering, Universitas Mercu Buana, Jalan Raya Meruya Selatan 11650, Jakarta, Indonesia ,
    (3) School of Mechanical Engineering, Beijing Institute of Technology, No. 5 Zhongguancun South Street 100811, China
    445-457
    Abstract : 939
    PDF : 173
    DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.2

  • Design and Application of a Kirigami-Based Soft Robotic Gripper using Finite Element Analysis

    DOI : 10.5614/j.eng.technol.sci.2025.57.4.3
    Efrem Olivio Gomes (1), Shyang-Jye Chang (2), Ilham Saputra (3)
    (1) Department of Mechanical Engineering, National Yunlin University of Science and Technology, Daxue Rd., Douliu 64002, Taiwan, Province of China ,
    (2) Department of Mechanical Engineering, National Yunlin University of Science and Technology, Daxue Rd., Douliu 64002, Taiwan, Province of China ,
    (3) Department of Mechanical Engineering, Vocational School, Universitas Gadjah Mada, Yacandra St., Yogyakarta 55281, Indonesia
    458-474
    Abstract : 770
    PDF : 214
    DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.3

  • Deeper Insight into the Rational Design and Synthesis of Zeolites Revealed by Machine Learning: A Mini Review

    DOI : 10.5614/j.eng.technol.sci.2025.57.4.4
    St Mardiana (1), Arxhel S. F. Nanda (2), I Made Arcana (3), Ismunandar Ismunandar (4), Adroit T. N. Fajar (5), Grandprix T. M. Kadja (6)
    (1) Division of Inorganic and Physical Chemistry, Faculty of Mathematics and Natural Sciences, Institut Teknologi Bandung, Jalan Ganesa no. 10, Bandung 40132, , Indonesia ,
    (2) Division of Inorganic and Physical Chemistry, Faculty of Mathematics and Natural Sciences, Institut Teknologi Bandung, Jalan Ganesa no. 10, Bandung 40132, , Indonesia ,
    (3) Division of Inorganic and Physical Chemistry, Faculty of Mathematics and Natural Sciences, Institut Teknologi Bandung, Jalan Ganesa no. 10, Bandung 40132, , Indonesia ,
    (4) Division of Inorganic and Physical Chemistry, Faculty of Mathematics and Natural Sciences, Institut Teknologi Bandung, Jalan Ganesa no. 10, Bandung 40132, , Indonesia ,
    (5) Center for Energy System Design (CESD), International Institute for Carbon-Neutral Energy Research (WPI-I2CNER, Kyushu University, 744 Motooka, Fukuoka 819-0395, Japan ,
    (6) Research Center for Nanosciences and Nanotechnology, Institut Teknologi Bandung, Jalan Ganesa no. 10, Bandung 40132, Indonesia
    475-491
    Abstract : 1409
    PDF : 155
    DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.4

  • Development of Solar-Powered Automatic Pest Trap for Rice Cultivation Plants in Indonesia

    DOI : 10.5614/j.eng.technol.sci.2025.57.4.5
    Mareli Telaumbanua (1), Khusnul Khotimah (2), Febryan Kusuma Wisnu (3), Winda Rahmawati (4), Agus Haryanto (5), Raizummi Fil'aini (6)
    (1) Agricultural Engineering Department, Faculty of Agriculture, University of Lampung, Jalan Sumantri Brojonegoro, Bandar Lampung 35145, Indonesia ,
    (2) Agricultural Engineering Department, Faculty of Agriculture, University of Lampung, Jalan Sumantri Brojonegoro, Bandar Lampung 35145, Indonesia ,
    (3) Agricultural Engineering Department, Faculty of Agriculture, University of Lampung, Jalan Sumantri Brojonegoro, Bandar Lampung 35145, Indonesia ,
    (4) , Indonesia ,
    (5) Agricultural Engineering Department, Faculty of Agriculture, University of Lampung, Jalan Sumantri Brojonegoro, Bandar Lampung 35145, Indonesia ,
    (6) Biosystem Engineering, Department of Production and Industry Technology, Institut Teknologi Sumatera, Jalan Terusan Ryucudu, Lampung Selatan 35365, Indonesia
    492-504
    Abstract : 528
    PDF : 156
    DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.5

  • Financing Model for Construction and Demolition Waste in Indonesia

    DOI : 10.5614/j.eng.technol.sci.2025.57.4.6
    Fajar Susilowati (1), Jalu Aji Prakoso (2), Arrizka Yanuar Adipradana (3)
    (1) Civil Engineering, Faculty of Engineering, Tidar University, Jalan Kapten Suparman No. 39 Potrobangsan, Magelang 56116, Central Java, Indonesia ,
    (2) Faculty of Economic, Tidar University, Jalan Kapten Suparman No. 39 Potrobangsan, Magelang 56116, Central Java, , Indonesia ,
    (3) Civil Engineering, Faculty of Engineering, Tidar University, Jalan Kapten Suparman No. 39 Potrobangsan, Magelang 56116, Central Java, Indonesia
    505-518
    Abstract : 414
    PDF : 118
    DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.6

  • Modification of Polylactic Acid with Eggshell Filler as Biodegradable Composite

    DOI : 10.5614/j.eng.technol.sci.2025.57.4.7
    Nonni Soraya Sambudi (1), Fitri Ayu Radini (2), Norashikin Ahmad Kamal (3), Norwahyu Jusoh (4)
    (1) Department of Chemical Engineering, Faculty of Industrial Technology, Universitas Pertamina, Simprug, Kec. Kby. Lama, Kota Jakarta Selatan, DKI Jakarta, 12220, Indonesia ,
    (2) Research Centre for Polymer Technology, National Research and Innovation Agency, Gedung 460 Kawasan Sains dan Teknologi (KST) B.J. Habibie Setu, Tangerang Selatan, Banten, 15314, , Indonesia ,
    (3) Faculty of Civil Engineering, Universiti Teknologi MARA , Jalan Ilmu 1/1, 40450, Shah Alam, Selangor, Malaysia ,
    (4) Department of Chemical Engineering, Universiti Teknologi PETRONAS, Persiaran UTP, 32610, Seri Iskandar, Perak, , Malaysia
    519-529
    Abstract : 344
    PDF : 92
    DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.7

  • Real-time Assessment of ECG Classification based on Time-series Data and Other Types of Features

    DOI : 10.5614/j.eng.technol.sci.2025.57.4.8
    Thanh-Luan Tran (1), Bao-Toan Thai (2), Vy-Khang Tran (3), Xuan-Nhi Nguyen-Thi (4), Chi-Ngon Nguyen (5), Van-Khanh Nguyen (6)
    (1) Faculty of Mechanical Power Engineering, Vinh Long University of Technology Education, Nguyen Hue Street, Long Chau Ward, Vinh Long Province 85000, Viet Nam ,
    (2) Faculty of Automation Engineering, College of Engineering, Can Tho University, 3/2 Street, Ninh Kieu Ward, Can Tho City 94000, Viet Nam ,
    (3) Faculty of Automation Engineering, College of Engineering, Can Tho University, 3/2 Street, Ninh Kieu Ward, Can Tho City 94000, Viet Nam ,
    (4) Vinh Long Vocational College, 1A National Highway , Phuoc Yen Hamlet, Phu Quoi Commune, Vinh Long Province 85000, , Viet Nam ,
    (5) Faculty of Automation Engineering, College of Engineering, Can Tho University, 3/2 Street, Ninh Kieu Ward, Can Tho City 94000, Viet Nam ,
    (6) Faculty of Automation Engineering, College of Engineering, Can Tho University, 3/2 Street, Ninh Kieu Ward, Can Tho City 94000, Viet Nam
    530-544
    Abstract : 421
    PDF : 131
    DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.8

  • Design of Solar-powered Automatic Shrimp Feeder based on the Internet of Things Technology

    DOI : 10.5614/j.eng.technol.sci.2025.57.4.9
    Terapong Boonraksa (1), Promphak Boonraksa (2)
    (1) School of Electrical Engineering, Rajamangala University of Technology Rattanakosin, Phutthamonthon Sai 5 Road, Salaya, Phutthamonthon, Nakhon Pathom 73170, Thailand ,
    (2) Department of Mechatronics Engineering, Rajamangala University of Technology Suvarnabhumi, Nonthaburi Road, Suanyai District, Nonthaburi, 11000, Thailand
    545-558
    Abstract : 413
    PDF : 123
    DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.9

  • 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 : 453
    PDF : 100
    DOI: https://doi.org/10.5614/j.eng.technol.sci.2025.57.4.10