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M. Z., Sharif and W. H., Azmi and N. N. M., Zawawi and M. F., Ghazali (2022) Comparative air conditioning performance using SiO2 and Al2O3 nanolubricants operating with Hydrofluoroolefin-1234yf refrigerant. Applied Thermal Engineering, 205 (118053). pp. 1-13. ISSN 1359-4311. (Published)

M. F., Ismail and W. H., Azmi and R., Mamat and R., Ab Rahim (2022) Rheological Behaviour and Thermal Conductivity of Polyvinyl Ether Lubricant Modified with SiO2-TiO2 Nanoparticles for Refrigeration System. International Journal of Refrigeration, 138. pp. 118-132. ISSN 0140-7007. (Published)

Nugroho, Agus and Rizalman, Mamat and Bo, Zhang and W. H., Azmi and Alenezi, Raslan and Najafi, Gholamhassan (2022) An overview of vapor compression refrigeration system performance enhancement mechanism by utilizing nanolubricants. Journal of Thermal Analysis and Calorimetry, 147. pp. 9139-9161. ISSN 1388-6150 (print); 1588-2926 (online). (Published)

S. N. M., Zainon and W. H., Azmi (2021) Heat Transfer Performance of Green Bioglycol-Based TiO2–SiO2 Nanofluids. Journal of Heat Transfer, 143 (11). pp. 1-10. ISSN 0022-1481. (Published)

S. N. M., Zainon and W. H., Azmi (2021) Stability and thermo-physical properties of green bio-glycol based TiO2-SiO2 nanofluids. International Communications in Heat and Mass Transfer, 126 (105402). pp. 1-13. ISSN 0735-1933. (Published)

W. H., Azmi and K., Abdul Hamid and A. I., Ramadhan and A. I. M., Shaiful (2021) Thermal hydraulic performance for hybrid composition ratio of TiO2–SiO2 nanofluids in a tube with wire coil inserts. Case Studies in Thermal Engineering, 25 (100899). pp. 1-14. ISSN 2214-157X. (Published)

Mohd Amiruddin, Fikri and Wan Mohd Faizal, . and Hasyiya Karimah, Adli and R., Mamat and W. H., Azmi and Zafri Azran, Abdul Majid and Anwar Ilmar, Ramadhan (2021) Characteristic of TiO2-SiO2 nanofluid with water/ethylene glycol mixture for solar application. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences, 81 (2). pp. 1-13. ISSN 2289-7879. (Published)

Wahaizad, Safiei and M. M., Rahman and M. A., Hadi and W. H., Azmi and M. N., Arifin (2021) Experimental Investigation on Preparation and Stability of Al2O3 Nanofluid In Deionized Water and Ethylene Glycol. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences, 77 (2). pp. 47-62. ISSN 2289-7879. (Published)

A., Nugroho and Z., Bo and R., Rizalman and W. H., Azmi and G., Najafi and F., Khoirunnisa (2021) Extensive examination of sonication duration impact on stability of Al2O3-Polyol ester nanolubricant. International Communications in Heat and Mass Transfer, 126 (105418). pp. 1-14. ISSN 0735-1933. (Published)

Khalid, Saifuddin and Zakaria, Irnie and W. H., Azmi and Mohamed, W. A. N. W. (2021) Thermal–electrical–hydraulic properties of Al2O3–SiO2 hybrid nanofluids for advanced PEM fuel cell thermal management. Journal of Thermal Analysis and Calorimetry, 143 (2). pp. 1555-1567. ISSN 1388-6150 (print); 1588-2926 (online). (Published)

A. I., Ramadhan and W. H., Azmi and R., Mamat and Khairiah, Abdul Hamid (2020) Experimental and numerical study of heat transfer and friction factor of plain tube with hybrid nanofluids. Case Studies in Thermal Engineering, 22 (100782). pp. 1-9. ISSN 2214-157X. (Published)

S. Z. A., Sakinah and W. H., Azmi and J., Alias (2020) Characterization of TiO2 nanopaint for automotive application. In: 5th UTP-UMP-UAF Symposium on Energy Systems 2019, SES 2019 , 1 - 2 October. 2019 , Kuantan; Malaysia. pp. 1-8., 863 (1). ISSN 17578981 (Published)

Anwar Ilmar, Ramadhan and W. H., Azmi and R., Mamat (2020) Heat transfer characteristics of car radiator using tri-hybrid nanocoolant. In: 5th UTP-UMP-UAF Symposium on Energy Systems 2019, SES 2019 , 1 - 2 October. 2019 , Kuantan; Malaysia. pp. 1-10., 863 (1). ISSN 17578981 (Published)

A. H, Hamisa and Mohd Yusof, Taib and W. H., Azmi and R., Mamat and M. Z., Sharif (2020) The stability of TiO2/POE nanolubricant for automotive air-conditioning system of hybrid electric vehicles. In: 5th UTP-UMP-UAF Symposium on Energy Systems 2019, SES 2019 , 1 - 2 October 2019 , Kuantan; Malaysia. pp. 1-10., 863 (1). ISSN 17578981 (Published)

A. A., M. Redhwan and W. H., Azmi and M. Z., Sharif and N. N. M., Zawawi and S., Zainal Ariffin (2020) Utilization of response surface method (RSM) in optimizing automotive air conditioning (AAC) performance exerting Al2O3/PAG nanolubricant. Journal of Physics: Conference series, 1532 (1). pp. 1-12. ISSN 1742-6588 (print); 1742-6596 (online). (Published)

N. F. D., Razak and M. S. M., Sani and W. H., Azmi and Zhang, B. (2019) Noise source identification of automotive radiator by using sound intensity mapping method. In: 1st International Colloquium On Noise, Vibration And Comfort (CNVC 2019) , 7 March 2019 , Kelab Shah Alam, Selangor. pp. 1-12., 1262 (012008). ISSN 17426588 (Published)

Hanafi, M. Yusop and M. F., Ghazali and W. H., Azmi and Mohd Fadhlan, Mohd Yusof and M. A., PiRemli and M. Z., Noordin (2019) Application of Ikaz and direct quadrature for solving leakage in pipeline distribution by using transmission line modelling. In: 1st International Postgraduate Conference on Mechanical Engineering, IPCME 2018 , 31 October 2018 , Universiti Malaysia Pahang, Pekan, Pahang. pp. 1-9., 469. ISSN 1757-8981 (Print); 1757-899X (Online) (Published)

A. I., Ramadhan and W. H., Azmi and R., Mamat and K. A., Hamid and Norsakinah, S. (2019) Investigation on stability of tri-hybrid nanofluids in water-ethylene glycol mixture. In: IOP Conference Series: Materials Science and Engineering, 1st International Postgraduate Conference on Mechanical Engineering (IPCME2018) , 31 October 2018 , UMP Library, Pekan. pp. 1-10., 469 (012068). ISSN 1757-899X (Published)

At-Tasneem, Mohd Amin and A. N., Oumer and W. H., Azmi and K., Sulihaakma (2019) Mechanical process and size characterisation of rice husk, mango bark and mango leaves as a drag reduction additive. In: IOP Conference Series: Materials Science and Engineering, Energy Security and Chemical Engineering Congress , 17-19 July 2019 , Kuala Lumpur, Malaysia. pp. 1-15., 736 (022112). ISSN 1757-899X (Published)

D., Ramasamy and K., Kadirgama and W. H., Azmi and M. M., Rahman and Mahendran, Samykano and W. S., W. Harun (2019) Prediction modelling for Cellulose Nanocrystal (CNC) dispersed in ethylene glycol- water mixture. In: 27th Annual International Conference on Composites or Nano Engineering , 13-21 Julai 2019 , University of Granada, Spain. pp. 1-2.. (Unpublished) (Unpublished)

W. H., Azmi and S. N. M., Zainon and K. A., Hamid and R., Mamat (2019) A review on thermo-physical properties and heat transfer applications of single and hybrid metal oxide nanofluids. Journal of Mechanical Engineering and Sciences (JMES), 13 (2). pp. 5182-5211. ISSN 2289-4659 (print); 2231-8380 (online). (Published)

Hanafi, M. Yusop and M. F., Ghazali and W. H., Azmi and M. F. M., Yusof and M. A., PiRemli and M. A., A. Rahim (2018) Exploration of ikaz and normalized hilbert transform for solving faulty in pipeline distribution system using transmission line modelling. In: 1st International Postgraduates Conference On Mechanical Engineering (IPCME) 2018 , 31 Oktober 2018 , UMP Pekan. pp. 1-9.. (Unpublished) (Unpublished)

A. A. M., Redhwan and W. H., Azmi and Nurul Nadia, Mohd Zawawi and M. Z., Sharif and R., Mamat (2018) Sonication Time Effect towards Stability of Al2O3/PAG and SiO2/PAG Nanolubricants. Journal of Mechanical Engineering, SI 5 (1). pp. 14-27. ISSN 1823-5514. (Published)

Nurul Nadia, Mohd Zawawi and W. H., Azmi and A. A. M., Redhwan and M. Z., Sharif (2018) Thermo-Physical Properties of Metal Oxides Composite Nanolubricants. Journal of Mechanical Engineering, SI 5 (1). pp. 28-38. ISSN 1823-5514. (Published)

D., Ramasamy and K., Kadirgama and Neshabran, Ramachandran and W. H., Azmi (2018) Analysis of dynamic viscosity via experiment and empirical correlation through response surface methodology (rsm) for cellulose nanocrystal (cnc) dispersed in ethylene glycol- water mixture. In: 26th Annual international conference on composites or nano engineering , 14 - 22 Julai 2018 , France. pp. 1-3.. (Unpublished) (Unpublished)

K., Kadirgama and Kaaliarasan, Ramachandran and D., Ramasamy and W. H., Azmi and Mahendran, Samykano (2018) Elucidation and model development of thermal conductivity analysis for cellulose nanocrystal (CNC) based nanofluid. In: 26th Annual international conference on composites or nano engineering , 14 - 22 Julai 2018 , France. pp. 1-3.. (Unpublished) (Unpublished)

K. A., Hamid and W. H., Azmi and M. F., Nabil and R., Mamat (2017) Heat transfer augmentation of mixture ratio tio2 to sio2 in hybrid nanofluid. In: 5th International Conference on Advances in Mechanical Engineering 2017 , 16-18 Ogos 2017 , Universiti Teknologi Mara (UiTM). pp. 1-13., 13 (2). (Published)

M. F., Nabil and W. H., Azmi and K. A., Hamid and R., Mamat (2017) Heat transfer performance of Ti02- Si02 nanofluid in water-ethylene glycol mixture. In: International Conference on Advances in Mechanical Engineering 2017 (ICAME) , 16-18 Ogos 2017 , Society of Mechanical Engineering Liveliness, FKM, UiTM. pp. 1-10., 13 (2). (Published)

A. A. M., Redhwan and W. H., Azmi and M. Z., Sharif and R., Mamat and Nurul Nadia, Mohd Zawawi (2017) Comparative Study of Thermo-physical Properties of SiO2 and Al2O3 Nanoparticles Dispersed in PAG Lubricant. Applied Thermal Engineering, 116. pp. 823-832. ISSN 1359-4311. (Published)

D., Ramasamy and Kaaliarasan, Ramachandran and G., Kadirgama and K., Kadirgama and Mahendran, Samykano and W. H., Azmi and M. M., Noor and M. M., Rahman (2017) Experimental investigation and empirical model development of thermal conductivity for cellulose nanocrystal (CNC) based nanofluid. In: 25th International Conference on Composites/Nano-Engineering (ICCE-25) , 15-23 May 2017 , Rome, Italy. pp. 1-4.. (Unpublished) (Unpublished)

D., Ramasamy and Kaaliarasan, Ramachandran and K., Kadirgama and Mahendran, Samykano and W. H., Azmi and M. M., Noor and M. M., Rahman (2017) Investigation of Dynamic Viscosity Through Experiment and Correlation Determination through Response Surface Methodology for Cellulose Nanocrystal (Cnc) Dispersed in Ethylene Glycol-Water Mixture. In: 25th International Conference on Composites/Nano-Engineering (ICCE-25) , 15-23 May 2017 , Rome, Italy. pp. 1-3.. (Unpublished) (Unpublished)

M. F., Nabil and W. H., Azmi and K. A., Hamid and N. N. M., Zawawi and Priyandoko, Gigih and R., Mamat (2017) Thermo-physical Properties of Hybrid Nanofluids and Hybrid Nanolubricants: A Comprehensive Review on Performance. International Communications in Heat and Mass Transfer, 83. pp. 30-39. ISSN 0735-1933. (Published)

W. H., Azmi and R., Mamat and K. V., Sharma and G., Najafi and M. S., Mohamad (2016) The Enhancement of Effective Thermal Conductivity and Effective Dynamic Viscosity of Nanofluids – A Review. Renewable and Sustainable Energy Reviews, 53. pp. 1046-1058. ISSN 1364-0321. (Published)