selected publications academic article Effect of ground granulated blast furnace slag in coconut shell concrete as partial cement replacement. IOP Conference Series: Earth and Environmental Science. 1467:012021. 2025 Enhancing the Hydraulic Characteristics of Subgrade using Marble Dust and Coconut Shell Waste. Journal of Advanced Research in Applied Mechanics. 132:113-122. 2025 The utilisation of palm kernel shell as partial coarse aggregate replacement in asphalt mixture for heavy traffic flow. IOP Conference Series: Earth and Environmental Science. 1467:012009. 2025 PHYSICAL AND MORPHOLOGICAL PROPERTIES OF POLYURETHANE MODIFIED BITUMEN UNDER AGEING CONDITIONS. International Journal of GEOMATE. 24. 2023 Physical, Thermal, and Morphology Characteristics of Waste Latex Rubber Glove-Modified Bitumen. Advances in Civil Engineering. 2023:1-12. 2023 Physicothermal and Topography Analysis of Polyurethane Modified Bitumen with Rediset for WMA Application. Journal of Engineering and Technological Sciences. 55:30-39. 2023 An Empirical Study of Passengers’ Perceived Satisfaction with Monorail Service Quality: Case of Kuala Lumpur, Malaysia. Sustainability. 14:6496. 2022 Effect of Alum Sludge (AS) and Palm Kernel Ash (PKA) with Coconut Shell as Partial Replacement of Aggregates. Materials Science Forum. 1077:251-256. 2022 Evaluation of the high-temperature rheological performance of tire pyrolysis oil-modified bio-asphalt. International Journal of Pavement Engineering. 23:4007-4022. 2022 Palm Kernel Shell as Partial Coarse Aggregate Replacement in Asphalt Mixture: Optimum Binder Content and Volumetric Properties Investigation. Materials Science Forum. 1047:179-185. 2021 Design and optimization of polyurethane modified bitumen (PUMB) using response surface method. IOP Conference Series: Earth and Environmental Science. 476:012061. 2020 Engineering and leaching properties of asphalt binders modified with polyurethane and Cecabase additives for warm-mix asphalt application. Construction and Building Materials. 238:117699. 2020 Numerical simulation and full-scale field testing of steel parapet railing under impact of heavy truck loads – comparative study. IOP Conference Series: Earth and Environmental Science. 476:012056. 2020 DETERMINING THE EFFECTS OF RH-WMA ON THE ENGINEERING PROPERTIES OF BITUMEN. Jurnal Teknologi. 81. 2019 EFFECT OF RH-WMA ADDITIVE ON ENGINEERING PROPERTIES OF BITUMEN PG-76/KESAN BAHAN TAMBAH RH-WMA KE ATAS SIFAT- SIFAT KEJURUTERAAN BITUMEN PG-76. Jurnal Teknologi. 81. 2019 Investigation on physical, thermal and chemical properties of palm kernel oil polyol bio-based binder as a replacement for bituminous binder. Construction and Building Materials. 204:122-131. 2019 Physicochemical and thermal analyses of polyurethane modified bitumen incorporated with Cecabase and Rediset: Optimization using response surface methodology. Fuel. 254:115662. 2019 Thermal, chemical and imaging analysis of Polyurethane / Cecabase modified bitumen. IOP Conference Series: Materials Science and Engineering. 512:012032. 2019 SIFAT MEKANIK DAN TINGKAH LAKU RESAPAN AIR BITUMEN TERUBAHSUAI GEOPOLIMER. Jurnal Teknologi. 79. 2017 Effect of Sugarcane Bagasse Ash as Filler in Hot Mix Asphalt. Materials Science Forum. 846:683-689. 2016 chapter Mechanical Properties of Concrete with Activated Sugarcane Bagasse Ashes as Cement Replacement. Lecture Notes in Civil Engineering. 295-302. 2022 Effect of Aging on the Chemical, Morphological and Wettability Characteristics of Polyurethane Modified Binder. Lecture Notes in Civil Engineering. 261-270. 2021 Effect of Black PET Fiber as Additive on the Mechanical Properties of Stone Mastic Asphalt (SMA) Mixtures. Lecture Notes in Civil Engineering. 249-260. 2021 Effect of Coconut Fibre on Coconut Shell Concrete. Lecture Notes in Civil Engineering. 239-247. 2021 conference paper The Physical and Thermal Characteristics of Waste Latex Rubber Gloves-Modified Bitumen. 543-553. 2024