Vol. 86 No. 1: January 2024

Science and Engineering

• THE INFLUENCE OF THE NON-SYMMETRIC PUNCHING PROCESS PARAMETER ON THE HOLE SHAPE AND QUALITY OF A COMMERCIALLY PURE TITANIUM SHEET

  Muslim Mahardika, Yani Kurniawan, Suyitno -, Muhammad Haritsah Amrullah, Budi Arifvianto

  1-13

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• RELAY COORDINATION PLANNING FOR HIGH PHOTOVOLTAIC PENETRATION USING PRESET-TIME METHOD

  Ahmed Abduljabbar Abdulkareem, Madihah Md Rasid, Jasrul Jamani Jamian, Norazliani Md Sapari

  15-23

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• OPTIMIZATION OF DEPROTEINIZATION METHODS, HPLC METHOD DEVELOPMENT AND VALIDATION FOR QUANTIFICATION OF 6Β-HYDROXYTESTOSTERONE IN CELL CULTURE MEDIA

  Mohamad Jemain Mohamad Ridhwan, Nurliana Abd Mutalib, Normala Abd Latip, Nurulfazlina Edayah Rasol, Syahrul Imran Abu Bakar, Nor Hadiani Ismail

  25-34

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• CLASSIFICATION OF ELECTRICAL FAULT SEVERITY IN A MODERN POWER SYSTEM OPERATING ENVIRONMENT

  Saraa Ismaeel Khalel

  35-42

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• THE EFFECT OF BILEAFLET MECHANICAL HEART VALVE DESIGNS ON BIOMECHANICAL BEHAVIOURS – A FINITE ELEMENT ANALYSIS

  Nurul Aisyah Hasni; Aisyah Ahmad Shafi; Muhammad Ikman Ishak

  43-52

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• KESAN PENGISI TITANIUM DIOKSIDA DALAM MEMBRAN KOMPOSIT POLIBENZIMIDAZOL-GRAFIN OKSIDA BERSULFONAT BAGI APLIKASI PEMFC BERSUHU TINGGI THE EFFECT OF TITANIUM DIOXIDE FILLER IN POLYBENZIMIDAZOLE-SULFONATED GRAPHENE OXIDE COMPOSITE MEMBRANE FOR HIGH-TEMPERATURE PEMFC APPLICATIONS

  Yusra Nadzirah Yusoff, Kee Shyuan Loh, Wai Yin Wong

  53-62

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• AN ENHANCED WALABI METHOD FOR EMERGENCY VEHICLE PRIORITY SYSTEM

  Ainulhuda Badiruzaman, Kok Mun Ng, Roslina Mohamad

  63-71

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• PARAMETER OPTIMIZATION FOR HIGH-SPEED END MILLING ON INCONEL 718 USING UNCOATED CARBIDE TOOL

  Muhammad Juzaili Hisam, Mohd Azlan Suhaimi, Safian Sharif, Erween Abd Rahim, Amrifan S Mohruni, Zhuang Kejia

  73-81

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• A PRELIMINARY STUDY OF AMBIENT ELECTROMAGNETIC RADIATION AT BASE TOWER STATIONS IN RESIDENTIAL AREAS IN KUALA NERUS

  Nur Masuriawati Senafi, Nazifah Abdullah, Roslan Umar, Nurul Syazwina Mohamed, Roha Tukimin, Nik Ahmad Firdaus Nik Wan

  83-93

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• TRIBOLOGICAL IN METAL FORMING PROCESS AND THE USE OF BIO LUBRICANT AS METAL FORMING LUBRICANT: A REVIEW

  Aiman, Y., Syahrullail S., Kameil A. H.

  95-114

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• PREDICTION OF FATIGUE IN RAIL PAD USING SIMULATION

  Muhammad Faiz Anuar Amran, Abdul Malek Abdul Wahab, Nor Fazli Adull Manan, Yupiter Hp Manurung

  115-123

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• SIMULATION OF OPTIMAL MIX OF SIO2-TIO2-AL2O3 NANO ADDITIVES FOR THE MINIMAL WEAR AND COEFFICIENT OF FRICTION OF LUBRICANT USING FUZZY LOGIC

  Sankar E, Duraivelu K

  125-133

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• THE PERFORMANCES OF MIXED EWMA-CUSUM CONTROL CHARTS BASED ON MEDIAN-BASED ESTIMATORS UNDER NON-NORMALITY

  Nor Fashihah Mohd Noor, Ayu Abdul-Rahman, Abdu Mohammed Ali Atta

  135-143

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• PROPERTIES OF CONCRETE INCORPORATED WITH SELF-HEALING AND INTERNAL CURING AGENTS

  Kumutha Rathinam, Abishek Murali, Pershiya D, Kaviarasu S

  145-154

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• IMPACT RESISTANCE ASSESSMENT OF INTERLOCKING COMPRESSED EARTH BRICKS (ICEB) INCORPORATING CRUMB RUBBER

  Chung Han Lim, Ekin Arot, Hidayati Asrah

  155-164

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• EXPERIMENTAL AND NUMERICAL STUDY ON THE BEHAVIOUR OF SILICA SAND SLOPE MODEL SUBJECTED TO SURCHARGE LOAD

  Aina Syahirah Ahmad Ishak, Jestin Jelani, Soon Yee Wong, Zuliziana Suif, Ahmad Loqman Ahmad Mazuki

  165-173

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• STEEL SLAG’S PHYSICAL AND CHEMICAL IMPACT ON CONCRETE WORKABILITY AND STRENGTH AS FINE AGGREGATE

  Zulmahdi Darwis, Woelandari Fathonah, Faisal Hadi

  175-181

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• COOPERATIVE SOURCE DETECTION USING AN OPTIMIZED DISTRIBUTED LEVY FLIGHT ALGORITHM

  Mad Helmi Ab. Majid, Mohd Rizal Arshad, Mohd Faid Yahya

  183-194

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• COMPUTATIONAL FLUID DYNAMICS MODEL OF THE VENTILATION AIR FLOW FOR A PROTECTIVE ENVIRONMENT ROOM

  Mohd Hazzah Ahmad Siron, Md Amin Md Nor

  195-202

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• EFFECT OF ELECTROPHORETIC DEPOSITION PARAMETERS ON COATING THICKNESS AND DEPOSIT YIELD OF NON-COLLOIDAL GRAPHITE PARTICLES

  Kok-Tee Lau, C. C. Sorrell

  203-211

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