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Article

Megalingam, A and Asnul Hadi, Ahmad and Nasrul Azuan, Alang and N., Muhammad and Muduli, K. (2024) A Review of Viscosity Measurement Techniques for Semi-Solid Metal Fluids in Thixoforming Processes. International Journal of Automotive and Mechanical Engineering (IJAME), 21 (3). 11526 -11541. ISSN 2229-8649 (Print); 2180-1606 (Online). (Published)

Muhammad Faez, Mohamad Tajudin and Asnul Hadi, Ahmad and Juliawati, Alias and Nur Azhani, Abd Razak and Naher, S. (2024) Thermal Profile and Microstructure Analysis of Al-Si with the Magnesium Addition under Different Cooling Conditions. International Journal of Metalcasting. pp. 1-14. ISSN 2163-3193. (In Press / Online First) (In Press / Online First)

Megalingam, A and Asnul Hadi, Ahmad and Nasrul Azuan, Alang and Juliawati, Alias and Nur Azhani, Abd Razak (2023) Application of response surface methodology for parameter optimization of aluminum 7075 thixoforming feedstock billet production. Journal of Materials Engineering and Performance, 32 (13). pp. 5919-5931. ISSN 1059-9495. (Published)

Muhammad Faez Mohamad, Tajudin and Asnul Hadi, Ahmad and Juliawati, Alias and Nur Azhani, Abd Razak and Nasrul Azuan, Alang (2023) Grain refinement in semi-solid metal processing: Current status and recent development. International Journal of Advanced Manufacturing Technology, 124 (5-6). pp. 1379-1399. ISSN 0268-3768 (Print), 1433-3015 (Online). (Published)

Muhammad Faez, Mohamad Tajudin and Asnul Hadi, Ahmad and Juliawati, Alias and Nur Azhani, Abd Razak and Nasrul Azuan, Alang (2023) Grain refinement in semi‐solid metal processing: current status and recent development. The International Journal of Advanced Manufacturing Technology, 124. pp. 1379-1399. ISSN 0268-3768 (Print), 1433-3015 (Online). (Published)

Mohd Rashidi, Maarof and Mohd Hasbullah, Idris and Shayfull Zamree, Abd Rahim and Asnul Hadi, Ahmad and Mohd Mustafa Al Bakri, Abdullah and Pietrusiewicz, Paweł and Nabiałek, Marcin G. and Garus, J. (2022) Microstructure and high temperature oxidation of modified ductile ni-resist alloy with higher manganese content. Acta Physica Polonica A, 142 (1). pp. 56-59. ISSN 0587-4246. (Published)

Megalingam, Arumugampillai and Asnul Hadi, Ahmad and Mohd Rashidi, Maarof and Sudhakar, Kumarasamy (2022) Viscosity measurements in semi-solid metal processing: Current status and recent developments. The International Journal of Advanced Manufacturing Technology, 119 (3-4). pp. 1435-1459. ISSN 0268-3768 (Print), 1433-3015 (Online). (Published)

M. F. M., Tajudin and Asnul Hadi, Ahmad and Mohd Rashidi, Maarof (2021) Effects of direct thermal method processing parameters on mechanical properties of semisolid A6061 feedstock. International Journal of Automotive and Mechanical Engineering (IJAME), 18 (1). 8585 -8591. ISSN 2229-8649 (Print); 2180-1606 (Online). (Published)

Nur Azhani, Abd Razak and Asnul Hadi, Ahmad and Mohd Maarof, Rashidi and Naher, Sumsun (2021) An investigation of semisolid Al7075 feedstock billet produced by a gas-assisted direct thermal method. The International Journal of Advanced Manufacturing Technology (114). pp. 1233-1240. ISSN 0268-3768 (Print), 1433-3015 (Online). (Published)

Nur Azhani, Abd Razak and Asnul Hadi, Ahmad and Mohd Rashidi, Maarof (2020) Thermal profile and microstructure of wrought aluminium 7075 for semisolid metal processing. International Journal of Automotive and Mechanical Engineering (IJAME), 17 (2). 7842 -7850. ISSN 2229-8649 (Print); 2180-1606 (Online). (Published)

Asnul Hadi, Ahmad and Naher, Sumsun and Brabazon, Dermot (2015) Mechanical Properties of Thixoformed 7075 Feedstock Produced Via The Direct Thermal Method. Key Engineering Materials, 651-53. pp. 1569-1574. ISSN 1662-9795. (Published)

M., Ishak and Amir, Aziz and Asnul Hadi, Ahmad (2014) Effect of Solution Treatment Temperature on Microstructure and Mechanical Properties of A356 Alloy. International Review on Modelling and Simulations (I.R.E.M.O.S), 8 (1). pp. 289-295. ISSN 1974-9821. (Published)

Asnul Hadi, Ahmad and Naher, S. and Brabazon, D. (2014) The Effect of Direct Thermal Method, Temperature and Time on Microstructure of a Cast Aluminum Alloy. Materials and Manufacturing Processes, 29 (2). pp. 134-139. ISSN 1042-6914 (print), 1532-2475 (online). (Published)

Asnul Hadi, Ahmad and Naher, Sumsun and Brabazon, Dermot (2014) The Effect of Direct Thermal Method, Temperature and Time on Microstructure of a Cast Aluminium Alloy. Materials and Manufacturing Processes, 29 (2). pp. 134-139. ISSN 1532-2475. (Published)

Asnul Hadi, Ahmad and Naher, Sumsun and Brabazon, D. (2014) Effects of Cooling Rates on Thermal Profiles and Microstructure of Aluminium 7075. International Journal of Automotive and Mechanical Engineering (IJAME), 9. pp. 1685-1694. ISSN 2180-1606. (Published)

Asnul Hadi, Ahmad and S., Naher and D., Brabazon (2014) Injection Tests and Effect On Microstructure and Properties of Aluminium 7075 Direct Thermal Method Feedstock Billets. Materials Science and Engineering, 611-612. pp. 1637-1644. (Published)

R. A., Bakar and Mohamad Fatasya, Othman and Asnul Hadi, Ahmad (2008) The Trends of Research in Compressed Natural Gas (CNG) Pressure Vessel Technology: An Overview. Jurnal UMP Kejuruteraan & Teknologi Komputer, 1 (1). pp. 23-36. ISSN 1985-5176. (Published)

Book Chapter

Asnul Hadi, Ahmad and Naher, S. and S. N., Aqida and D., Brabazon (2014) Routes to Spheroidal Starting Material for Semi-Solid Metal Processing. In: Comprehensive Materials Processing. Casting, Semi-Solid Forming and Hot Metal Forming, 5 . Elsevier, Singapore, pp. 135-148. ISBN 9780080965338

Conference or Workshop Item

Muhammad Faez, Mohamad Tajudin and Asnul Hadi, Ahmad and Juliawati, Alias and Nur Azhani, Abd Razak and Nasrul Azuan, Alang (2024) The Effects of Different Cooling Rate Conditions on the Thermal Profile and Microstructure of Al-Si Alloy with Magnesium Addition. In: AIP Conference Proceedings. The 5th International Conference on Automotive Innovation & Green Energy Vehicle 2022 , 5-6 December 2022 , Langkawi, Malaysia. pp. 1-9., 2998 (060002). ISBN 978-0-7354-4793-6 (Published)

M., Nasuha and Mohd Rashidi, Maarof and Asnul Hadi, Ahmad and Shayfull, Z. and Sheng, T. M. (2023) Effect of cavity thickness on copper alloy corrosion resistance. In: Lecture Notes in Mechanical Engineering; 6th International Conference in Mechanical Engineering Research, ICMER 2021 , 26 - 27 October 2021 , Virtual, Online. 315 - 328.. ISSN 2195-4356 ISBN 978-981191456-0 (Published)

Muhammad Faez Mohamad, Tajudin and Asnul Hadi, Ahmad and Juliawati, Alias and Nur Azhani, Abd Razak and Nasrul Azuan, Alang (2022) Microstructure characteristic of aluminium 6061 semi-solid feedstock billet produced with direct thermal method. In: The 6th National Conference for Postgraduate Research (NCON-PGR 2022) , 15 November 2022 , Virtual Conference, Universiti Malaysia Pahang, Malaysia. p. 76.. (Published)

M. F. M., Tajudin and Asnul Hadi, Ahmad and Mohd Rashidi, Maarof (2021) Effects of different processing parameters on the semisolid microstructure of Al6061 produced by a direct thermal method. In: International Conference on Innovative Technology, Engineering and Sciences (ICTES 2020) , 22 December 2020 , Virtual mode, Universiti Malaysia Pahang, Malaysia. . (Published)

Nor Hanisah, Husain and Asnul Hadi, Ahmad and Mohd Rashidi, Maarof (2020) Thermal analysis of 6061 wrought aluminium alloy using cooling curve analysis-computer aided (CCA-CA) method. In: IOP Conference Series: Materials Science and Engineering; 5th International Conference on Mechanical Engineering Research 2019, ICMER 2019 , 30 - 31 July 2019 , Vistana Hotel, Kuantan. pp. 1-11., 788 (012018). ISSN 1757-8981 (Published)

Benjunior, B. and Asnul Hadi, Ahmad and M. M., Rashidi (2019) Direct thermal method pouring temperature and holding time effect on aluminium alloy 6061 microstructure. In: 5th International Conference On Mechanical Engineering Research (ICMER 2019) , 30-31 July 2019 , Kuantan, Pahang, Malaysia. pp. 1-4.. (Unpublished) (Unpublished)

Nur Azhani, Abd Razak and Asnul Hadi, Ahmad and Mohd Rashidi, Maarof (2018) Thermal analysis of aluminium 7075 prior to semisolid metal processing. In: The 4th International Conference On Green Design And Manufacture , 29 April - 30 April 2018 , Ho Chi Minh, Vietnam. p. 1., 2030 (1). (Published)

Nur Azhani, Abdul Razak and Asnul Hadi, Ahmad and Mohd Rashidi, Maarof (2017) Investigation of pouring temperature and holding time for semisolid metal feedstock production. In: 4th International Conference on Mechanical Engineering Research (ICMER2017) , 1–2 August 2017 , Swiss Garden Beach Resort, Kuantan, Pahang, Malaysia. pp. 1-9., 257 (1). ISSN 17578981 (Published)

N. H., Husain and Asnul Hadi, Ahmad and Mohd Rashidi, Maarof (2017) An overview of thixoforming process. In: 4th International Conference on Mechanical Engineering Research (ICMER2017) , 1–2 August 2017 , Swiss Garden Beach Resort, Kuantan, Pahang, Malaysia. pp. 1-9., 257 (1). ISSN 17578981 (Published)

F., Basrawi and Asnul Hadi, Ahmad and Daing Mohamad Nafiz, Daing Idris and Mohd Rashidi, Maarof and Chand, M. R. R. and Ahmad Syazwan, Ramli (2017) Engineering economic analysis of meliponiculture in Malaysia considering current market price. In: UTP-UMP Symposium on Energy Systems, SES 2017 , 26-27 September 2017 , Perak, Malaysia. pp. 1-7., 131. ISSN 2261236X (Published)

Mon, Thet Thet and Khairul Fikri, Muhammad and Asnul Hadi, Ahmad and Zazuli, Mohid (2011) Experimental micromachining of silicon with Nd-YAG laser. In: International Conference on Experimental Mechanics (ICEM 2010) , 29 November - 1 December 2010 , Kuala Lumpur. pp. 244-248., 83. ISSN 16609336 ISBN 978-303785221-7 (Published)

Mon, Thet Thet and Z., Ghazalli and Asnul Hadi, Ahmad and Mohd Fazli, Ismail and Khairul Fikri, Muhammad (2010) Design of Electrostatic Comb Actuators based on Finite Element Method. In: International Conference on Enabling Science and Nanotechnology (ESciNano 2010) , 1-3 December 2010 , Kuala Lumpur. pp. 1-3.. (Published)

Thesis

Asnul Hadi, Ahmad (2015) Effect of temporal thermal field on quality of semi-solid metal formed components. PhD thesis, Dublin City University (Contributors, UNSPECIFIED: UNSPECIFIED).

UMPSA News

Asnul Hadi, Ahmad (2024) UMPSA lecturers participate in the 2024 Technology Carnival CSR Programme. UMPSA News .

Asnul Hadi, Ahmad (2024) Pensyarah UMPSA sertai Program CSR Karnival Teknologi 2024. UMPSA News .