Vol. 19 No. 1 (2026): OPSI - June 2026

Article

• Integrated Weibull-based maintenance optimization and root cause analysis for improving reliability of an electronic production systems

  Muhammad Ridwan Andi Purnomo, Azmi Hassan

  1-21

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• An evaluation of life cycle assessment and cost-benefit analysis of an ecoprint fabric micro, small, and medium enterprise in Yogyakarta

  Lathiifah Thawafani, Bella Renata Valencia, Muhammad Achirudin Buchari, Arie Dwi Zarliansyah, Nur Mayke Eka Normasari, Sinta Rahmawidya Sulistyo, Yoshi Budiyanto

  22-45

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• From standards to practice: Applying ISO/IEC 27005:2022 for information security risk management in regional water company

  Andi Hary Akbar, Heri Wijayanto, I Wayan Agus Arimbawa, Riza Prapascatama Agusdin, Andika Rifai, Athaya Rizqia Fitriani

  46-59

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• Forecast-guided simulation for optimizing cargo handling personnel requirements

  Gunawan Gunawan, Miltiades Salvador Da Costa Sarmento, Okto Dinaryanto, Marni Astuti, Bangga Dirgantara Adiputra, Riani Nurdin, Yasrin Zabidi, Uyuunul Mauidzoh

  60-75

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• Implementation of YOLO11 for accurate waste detection

  Evrita Lusiana Utari, Restiana Anggraeni, Dhimas Arief Dharmawan, Latifah Listyalina, Herison Surbakti

  76-88

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• Barriers and drivers of sustainable hotel implementation: A systematic review

  Salsabila Shafia Dyaninta, Sinta Rahmawidya Sulistyo, Yun Prihantina Mulyani

  89-106

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• A proposed socio-technical demand–resource equilibrium model for burnout mitigation

  Prasidananto Nur Santoso, Jaka Nugraha, Hartomo Soewardi

  107-123

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• Proposed design of prosthetic arm with the integration of Kano model and TRIZ method

  Hapsoro Agung Jatmiko; Azmi Nur Dyah Rahmaningtyas; Fatma Hermining Astuti

  124-142

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• Minimization of waiting time in coal loading and unloading processes to reduce demurrage using value stream mapping

  Apriani Sarempa, Pudji Astuti, Dadang Surjasa

  143-163

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• Effect of bottom front roller eccentricity on yarn unevenness (U%), mass variation (CV%), and hairiness in PV 30 ring spinning

  Dedy Harianto, Mokh Afifuddin, Siti Aisyah, Hendri Pujianto , Ratna Rosita Pangestika

  164-175

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• Proactive quality control in cotton yarn manufacturing using random forest defect forecasting and CTQ analysis

  Adhie Tri Wahyudi, Mayang Eka Putri Prastiwi, Erni Suparti, Muhammad Rizki

  176-188

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• Implementation of cleaner production in the refined sugar industry to reduce landfilling in waste management at sugar industry in Cilegon

  Prio Utomo, Fatah Sulaiman , Juwarin Pancawati

  189-199

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• Initiating a used cooking oil collection network: An SCP–TSP approach within the circular economy framework

  Siti Mahsanah Budijati, Fatma Hermining Astuti, Rafly Raihan Afendi

  200-213

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• Analysis of subsidised fertiliser distribution efficiency using the lean thinking approach following the implementation of the zero ODOL policy: A case study of deliveries to Bojonegoro Regency

  Hally Hanafiah, Adhito Prabowo, Muhammad Ihsan, Tony Hendra Prasetya, Tony Kristhiofan, Mokhtar Abdullah

  214-232

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• Integrating cultural dimensions into a cognitive affective model for LMS user satisfaction in Indonesia’s higher education institution

  Melati Salma, Ari Widyanti, Muhammad Hudzaly Hatala, Eka Pratiwi Briant Pakiding, Ilham Darmawan, Laila Nafisah

  233-244

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• Eye-tracking study of generation z’s visual attention to traffic signs

  Fatin Saffanah Didin, Alam Fathurochman, Nur Miswari, Andrianta Diamas Bangun, Bonifasius Arya Satya Hanoman

  245-254

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• Sustainable strategy development for organic waste management supply chain in Bekasi Regency

  Probokusumo, Alfiya Rokhmah, Muhammad Arianto, Andika Bagus Pambudi, Fajar Sucipto

  255-268

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• Enhancing product quality in precast concrete spun pile through the Six Sigma DMAIC

  Welly Mahardhika

  269-286

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• A system dynamics model for energy transition: Substituting fossil fuels with renewable energy

  Joko Sulistio, Winda Nur Cahyo, Daffa Alamsyah, Danang Setiawan

  287-298

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• The mediating role of motorcycle riding behavior in the relationship between risky riding intention and safety incidents among housewife motorcyclists in Jabodetabek

  Freza Dwi Agustiani, Dian Kemala Putri

  299-310

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• Current performance standard of circular product design: A systematic literature review

  Sri Indrawati, Subagyo Subagyo , Agus Darmawan

  311-323

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• Optimization of steam utilization in palm oil refinery processes using Kaizen and design of experiment

  Arif Budi Sulistyo, Fikri Fadhilah

  324-337

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• Design of a liquid organic fertilizer composter device utilizing pineapple waste based on voice of customer and technical responses

  Budiani Fitria Endrawati, Muhamat Rafli Enga Kelen, Chandra Suryani Rahendaputri

  338-351

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