Separation Technology – ICoST 2025

Separation Technology – ICoST 2025 Eds. Muhammad Abbas Ahmad Zaini, Syed Anuar Faua’ad Syed Muhammad Materials Research Proceedings Volume 59 Publication Date 2026, 218 pages print ISBN 978-1-64490-394-0  (release date January 2026) ePDF ISBN 978-1-64490-395-7 DOI: https://doi.org/10.21741/9781644903957 The theme of this conference was ‘Exploring Frontiers in Separation and Purification.’ The papers refer to recent breakthroughs, novel methodologies and transformative ideas that collectively push the boundaries of separation and purification technology. Table of Contents Application of Response Surface Methodology in Optimizing Thiourea Leaching for Metal Extraction from E-Waste Norul Fatiha Mohamed NOAH, Norasikin OTHMAN, Izzat Naim Shamsul KAHAR, Sazmin Sufi SULIMAN, Shuhada Atika IDRUS-SAIDI, Aishah ROSLI Effect of Temperature and Time on the Conversion of Defatted Microalgae Biomass into Bio-Oil through Hydrothermal Liquefaction Muhammad Khairul Hilmi MOHD ZAKI, Shafirah SAMSURI, Usman BELLO, Nor Adilla RASHIDI Eco-Friendly Activation of Palm Kernel Shell Carbon using Calcium Chloride from Cockle Shells Mohamad Razlan MD RADZI, Nor Adilla RASHIDI Pectin-Functionalized Iron Oxide Nanoparticles for Enhanced Removal of Cationic Dyes: Influence of Pectin Methoxylation on Surface Charge and Adsorption Efficiency Yen Yan NG, Peck Loo KIEW, Lian See TAN, Man Kee LAM, Wei Ming YEOH, Muhamad Ali MUHAMMAD YUZIR One-Step Phosphoric Acid Activated Pomegranate Peel Powder for Adsorptive Removal of Tetracycline in Aqueous Solution: Synthesis, Adsorption and Mechanism Mohammed Awwal SULEIMAN, Muhammad Abbas AHMAD ZAINI, Nuhu Dalhat MU’AZU Biogas Production Potential from Animal Farm Waste: A Preliminary Study at Sirukam Dairy Farm, Indonesia Erda Rahmilaila DESFITRI, Adillah Rahmi PUTRI, Bunga Karuni PUTRI, Ellyta SARI, Reni DESMIARTI Electrocoagulation Process of Palm Oil Mill Effluent: Effect of Applied Voltage on Removal of Organic Content Nofri NALDI, Ariadi HAZMI, Reni DESMIARTI, Primas EMERALDI, Maulana Yusup ROSADI, Nofrizon RAHMAN, Erda Rahmilaila DESFITRI CBD-Grown MoS₂ Thin Films on Plastic Optical Fiber for NH3 Sensing: Fabrication and Performance Nor Akmar MOHD YAHYA, Mohd Rashid YUSOF HAMID, Abdul Hadi ISMAIL, Nurul Atiqah Izzati MD ISHAK, Mohd Hanif YAACOB, Saidur RAHMAN Screening and Integration of Watermelon Rind Extract (WMRE) for Functional Chitosan Thin Films Rozaini ABDULLAH, Sharifah Zati Hanani SYED ZUBER, Noor Amirah ABDUL HALIM, Muhammad Zafri Aziman MOHD SALLEH Parametric Evaluation of Subcritical Water Extraction of Oleoresin from Syzygium Aromaticum via Factorial Design Approach Noor Amirah ABDUL HALIM, Sharifah Zati Hanani SYED ZUBER, Rozaini ABDULLAH, Ain Nur Najwa ABDULLAH Kinetic Modelling of Supercritical CO₂ Extraction from Swietenia macrophylla Seeds Extracts Using the Single Sphere Model Mohammad Lokman HILMI, Liza Md SALLEH, Hasmida Mohd NASIR, Noor Azwani Mohd RASIDEK Optimization of Amygdalin Extraction from Prunus Armeniaca Kernels for Antioxidant and Anti-Inflammatory Potentials Sayed Ibrahim WAFA, Lee Suan CHUA, Roshafima RASIT ALI Zinc Chloride Recovery for Synthesis of Porous Adsorbent from Lipid Condensate for Dye Removal Nurul Aishah ABDUL RAHIM, Muhammad Abbas AHMAD ZAINI, Sariah ABANG, Norlisa MILI Simulation-Based Comparative Study of CO₂ Absorption Techniques for Biogas Purification Using Aspen HYSYS and Aspen Plus Aishah ROSLI, Aziatul Niza SADIKIN Supercritical−CO₂ Dried Biodegradable Alginate/Zirconia Aerogels: Synthesis and Characterization Nur Hazwani Dalili MOHAMAD, Ana Najwa MUSTAPA, Suhaiza Hanim HANIPAH Influence of Feed Temperature on Progressive Freeze Concentration of Magnesium Sulphate Solutions Hafizuddin SUTIMIN, Aishah ROSLI, Mazura JUSOH Phenolic Compounds Recovery from Palm Oil Sterilizer Condensate using Synergistic Formulation Norela JUSOH, Norasikin OTHMAN, Shuhada A. IDRUS-SAIDI, Muhammad Abbas AHMAD ZAINI, Izzat Naim Shamsul KAHAR, Norul Fatiha Mohamed NOAH Influence of Temperature, Flow Rate and Extraction Time on Subcritical Water Extraction of Eugenol and Hydroxychavicol from Piper Betel Leaves: A Comparative Study with Soxhlet Extraction Zuhaili IDHAM, Mohd Sharizan MD SARIP, Noor Azwani MOHD RASIDEK, Siti Alyani MAT, Aishah ROSLI, Nik Zetti Amani NIK FAUDZI Subcritical Water Extraction of Protein from Trichanthera Gigantea: Optimization using Response Surface Methodology Tengku Zarith Hazlin TENGKU ZAINAL ABIDIN, Nur Hidayah ZAINAN, Ahmad Syahmi ZAINI, Asiah Nusaibah MASRI, Yanti Maslina MOHD JUSOH, Nur Farzana AHMAD SARNADI, Mohd Azan MOHAMMED SAPARDI Optimization of Mimosa Pudica Linn Extraction at Varied Feed to Solvent Ratios and Solvent Concentrations using Response Surface Methodology Nurul Aishah ABDUL RAHIM, Sariah ABANG, Mohd Raziman ISMAIDI, Muhammad Abbas AHMAD ZAINI, Rubiyah BAINI, Sherena SAR-EE Prediction of Solvent Component and Composition for Absorption-Based Acid Gas Removal Unit using Optuna-LightGBM and K-means Rafi Jusar WISHNUWARDANA, Madiah OMAR, Haslinda ZABIRI, Kishore BINGI, Rosdiazli IBRAHIM Physicochemical Analysis of Neem Extract Loaded Polyvinylpyrrolidone/2-Hydroxypropyl-ß-Cyclodextrin Nanofibers for Wound Dressing Application Crystal Hui Man TIONG, Sharol CHIA, Nur Iman Batrisyia MOHD SHAHRUL NIZAM, Nurizzati MOHD DAUD Removal of Cadmium from Simulated Wastewater through Synergistic Reactive Extraction Fadzlin Qistina FAUZAN, Izzat Naim SHAMSUL KAHAR, Norisya Balqis MOHD AMIN, Norasikin OTHMAN, Shuhada A. IDRUS-SAIDI Microalgae-Mediated Biological Synthesis of Silver Nanoparticles: Optimization and Morphological Characterization Hui Ying THE, Man Kee LAM, Voon-Loong WONG, Wai Hong LEONG, Inn Shi TAN, Henry Chee Yew FOO Green Valorization of Palm Oil Solid Condensate using Supercritical CO2 Ethanol Extraction for Rich-Bioactive Compounds Noor Azwani MOHD RASIDEK, Liza MD SALLEH, Nurizzati MOHD DAUD, Noor Sabariah MAHAT, Zuhaili IDHAM, Mohammad Lokman HILMI, Muhammad Abbas AHMAD ZAINI Computer-Aided Design and Fabrication of Advanced Membranes for Nitrogen/Methane Separation Jimoh K. ADEWOLE, Mohammed S. AL-AJMI, Amna S. AL-JABRI, Faisal R. AL MARZUQI, Habeebllah B. OLADIPO, Faruq B. Owoyale