Now showing items 143-162 of 281

    • Machining performance of reinforced alumina insert in end milling of AISI 1018 steel 

      Mohd Nor Hakim, Hassan; Mohammad Ikhwan Zaini, Ridzwan; Zainal Arifin, Ahmad, Prof.; Mohd Mustafa Al Bakri, Abdullah; Azman, Ahmad Bakir; Mazlan, Mohamed (Trans Tech Publications, 2013-09)
      The main goal of this work is to investigate the performance of zirconia toughened alumina (ZTA) and ZTA reinforced with magnesium oxide (MgO) used as cutting insert in end milling of AISI 1018 steel with hardness of 27 ...
    • Magnetic properties of rapid cooled FeCoB based alloys produced by injection molding 

      Nabiałek, M.; Jeż, B.; Jeż, K.; Pietrusiewicz, P.; Gruszka, K.; Bloch, K.; Gondro, J.; Rzącki, J.; Mohd Mustafa Al Bakri, Abdullah; Sandu, A. V.; Szota, M. (IOP Publishing Ltd, 2018-06)
      The paper presents the results of investigations of the structure and magnetic properties of massive rapid cooled Fe₅₀₋ₓCo₂₀₊ₓB₂₀Cu₁Nb₉ alloys (where x = 0, 5). Massive alloys were made using the method of injecting a ...
    • Majlis Anugerah Sukan KUKUM '03 

      Mohd Mustafa Al Bakri, Abdullah (Kolej Universiti Kejuruteraan Utara Malaysia, 2004-03)
    • Malaysia Open Master Althletic Championship 2009 

      Mohd Mustafa Al Bakri, Abdullah (Universiti Malaysia Perlis, 2009-12)
    • Malaysian Foxtail grass - A potential source of natural/agro fibre for polymer composite panel 

      Che Mohd Ruzaidi, Ghazali, Prof. Madya; Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Norazian, Mohamed Noor; Rafiza, Abdul Razak; Zarina, Yahya (Trans Tech Publications, 2013)
      Foxtail grass, also known as 'rumput bulu' by the local people, is one of the fast growing grasses abundantly available all over Malaysia. A full grown Foxtail grass attains a height of about 0.5 - 1.5 meters. The fibres ...
    • Manufacturing of fire resistance geopolymer: a review 

      Ikmal Hakem, Aziz; Mohd Mustafa Al Bakri, Abdullah; Heah, Cheng Yong; Liew, Yun Ming; Kamarudin, Hussin; Aeslina, Abdul Kadir; Emy Aizat, Azimi (EDP Sciences, 2016)
      Protection against fire using inorganic polymer is a new application of engineering technology. Even though, there are varieties of fire-protection materials, there is always a need for the development of new materials ...
    • Mean imputation techniques for filling the missing observations in air pollution dataset 

      Noorazian, Mohamed Noor; Ahmad Shukri, Yahaya, Prof. Madya; Nor Azam, Ramli, Prof. Dr.; Mohd Mustafa Al Bakri, Abdullah (Trans Tech Publications, 2014)
      Almost all real life datasets consist missing values. These are usually due to machine failure, routine maintenance, changes in siting monitors and human error. The occurence of missing values requires special attention ...
    • Mechanical and microstructural evaluations of lightweight aggregate geopolymer concrete before and after exposed to elevated temperatures 

      Omar A., Abdulkareem; Mohd Mustafa Al-Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Mohamed, Bnhussain, Prof. Dr. (MDPI, Basel, Switzerland, 2013)
      This paper presents the mechanical and microstructural characteristics of a lightweight aggregate geopolymer concrete (LWAGC) synthesized by the alkali-activation of a fly ash source (FA) before and after being exposed to ...
    • Mechanical and physical properties of bottom ash/fly ash geopolymer for pavement brick application 

      Wan Mastura, Wan Ibrahim; Mohd Mustafa Al Bakri, Abdullah; Muhammad Faheem, Mohd Tahir; Nurul Aida, Mohd Mortar; Muhammad Amirul Aziem, Noor Azli (IOP Publishing Ltd, 2020-02)
      Geopolymers are amorphous to semi-crystalline with excellent physical and and mechanical properties. It has been used to become a potential binder to Ordinary Portland Cement (OPC) in certain applications due to its lower ...
    • Mechanical performances of fly ash geopolymer bricks 

      Wan Mastura, Wan Ibrahim; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Prof. Madya Dr.; Mohd Mustafa Al Bakri, Abdullah (American Scientific Publishers, 2013-01)
      Geopolymer is a new class of three-dimensionally networked amorphous to semi-crystalline alumino-silicate materials, and first developed by Professor Davidovits in 1978. Geopolymers can be synthesized by mixing alumino-silicate ...
    • Mechanical properties and morphology of palm slag, calcium carbonate and dolomite filler in brake pad composites 

      Shamsul, Baharin Jamaludin, Prof. Dr.; Che Mohd Ruzaidi, Ghazali, Assoc. Prof.; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Liyana, Jamaludin; Mohd Mustafa Al Bakri, Abdullah (Trans Tech Publications, 2013)
      The development of asbestos free brake pad composites using different fillers was investigated with a intention to substitute asbestos which is known hazardous and carcinogenic. Mechanical and morphology studies were made ...
    • Mechanical properties and thermal conductivity of lightweight foamed geopolymer concretes 

      Siti Fatimah Azzahran, Abdullah; Yun-Ming, Liew; Mohd Mustafa Al Bakri, Abdullah; Cheng-Yong, Heah; Khairunnisa, Zulkifly (IOP Publishing Ltd, 2019-08)
      Foamed geopolymer concretes have a better performance in the thermal insulation properties compared to normal geopolymer concretes. In this research, lightweight aggregate geopolymer concretes was incorporated with different ...
    • Mechanical properties and wear behavior of brake pads produced from palm slag 

      Che Mohd Ruzaidi, Ghazali; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Shamsul Baharin, Jamaludin, Prof. Dr.; Mohd Mustafa Al Bakri, Abdullah; Rafiza, Abdul Razak (Trans Tech Publications, 2012)
      Brake pads are important safety devices in vehicles. An effort to avoid the use of asbestos in brake pads has led to the development of asbestos-free brake pads that incorporate various organic and inorganic fillers. Palm ...
    • Mechanical properties of Graphene-rubber nanocomposites 

      ‪Nur Asyikin, Mohd Anhar; Muhammad Mahyiddin, Ramli; ‪Nor Azura Malini, Ahmad Hambali‬; A. A., Aziz; Siti S., Mat Isa; N. S. Danial; Mohd Mustafa Al Bakri, Abdullah (IOP Publishing Ltd, 2017-11)
      This research focused on development of wearable sensor device by using Prevulcanized Natural Rubber (PV) and Epoxidized Natural Rubber (ENR 50) latex incorporated with graphene oxide (GO), graphene paste, graphene powder ...
    • Mechanical properties of polymer composites with sugarcane bagasse filler 

      Mohd Mustafa Al-Bakri, Abdullah; Liyana, Jamaludin; Norazian, Mohamed Noor; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Che Mohd Ruzaidi, Ghazali, Prof. Madya (Trans Tech Publications, 2013)
      Natural fibers reinforced polymer composites have gained more interest because of their biodegradable, light weight, less expensive sources, easy processing, high specific modulus and also environmentally friendly appeal. ...
    • Mechanical properties of Sn-0.7Cu/Si 3N 4 lead-free composite solder 

      Mohd Arif Anuar, Mohd Salleh; Mohd Mustafa Al-Bakri, Abdullah; Muhammad Hafiz, Zan Hazizi; Flora, Somidin; Noor Farhani, Mohd Alui; Zainal Arifin, Ahmad, Prof. (Elsevier B.V., 2012-10)
      The use of reinforcing high performance ceramic particulates in monolithic lead-free solder is one way to improve the service temperature and mechanical behavior of a solder joint. In this study, various compositions of ...
    • Mechanical properties of ZTA composite using cold isostatic pressing and uniaxial pressing 

      Mohd Mustafa Al-Bakri, Abdullah; Ahmad Fauzi, Mohd Noor, Prof. Dr; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Norazian, Mohamed Noor; Mohd Arif Anuar, Mohd Salleh; Alida, Abdullah (Trans Tech Publications, 2013)
      Alumina-zirconia composite is an engineering material with a great potential to be develop for application as high temperature resistance structural material. In this research, zirconia toughness alumina (ZTA) was produced ...
    • Mesoporous structure of doped and undoped PEG on Ag/TiO₂ thin film 

      Kamrosni, Abdul Razak; Dewi Suriyani, Che Halin; Azliza, Azani; Mohd Mustafa Al Bakri, Abdullah; Mohd Arif Anuar, Mohd Salleh; Norsuria, Mahmed; Muhammad Mahyiddin, Ramli; Suhaila, Sepeai (IOP Publishing Ltd, 2019-08)
      In this reaserch, photocatalyst silver titanium dioxide was doped and modified by Polyethylene Glycol (PEG). The purpose of the present study was to analyse the synthesized Ag/TiO₂ thin film doped and undoped PEG. Ag/TiO₂ ...
    • Microstructural analysis of fly ash-based geopolymers with various alkali concentration 

      Hui-Teng, Ng; Cheng-Yong, Heah; Yun-Ming, Liew; Mohd Mustafa Al Bakri, Abdullah; Yong-Sing, Ng (IOP Publishing Ltd, 2019-08)
      In the present work, a comparative study on the effect of different concentration of sodium hydroxide (NaOH) on fly ash-based geopolymer was investigated. The geopolymer synthesis by mixing fly ash with alkali activator ...
    • Microstructural analysis of geopolymer and ordinary Portland cement mortar exposed to sulfuric acid 

      Mohd Izzat, Ahmad; Mohd Mustafa Al-Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Moga, Ligia Mihaela; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Muhammad Faheem, Mohd Tahir; Sandu, Andrei Victor (Revista De Materiale Plastice, 2013-09)
      The vulnerability of ordinary Portland cement (OPC) concrete to acidic attack is a worrying subject regarding the future durability of this binder. On the other side of binder's technology, the new technology of cement ...