School of Materials Engineering (Articles): Recent submissions

Now showing items 181-200 of 553

    • The effects of carbon black and calcium carbonate as a filler on cure characteristic and physical properties of SBR/CRr blends 

      Ahmad Azrem, Azmi; Nik Noriman, Zulkepli, Dr.; Muhammad Razif, Nordin (Trans Tech Publications, 2013-12)
      Filler are compounding ingredients added to a rubber compound for the purpose of iether reinforcing or cheapening the compound. Despite that, fillers can also be used to modify the physical properties of both unvulcanized ...

    • Study on physical and chemical properties of fly ash from different area in Malaysia 

      Khairul Nizar, Ismail, Assoc. Prof. Dr.; Mohd Mustafa Al-Bakri, Abdullah; Rafiza, Abdul Razak; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Alida, Abdullah; Zarina, Yahya (Trans Tech Publications, 2013-12)
      Fly ash is residue from the combustion of coal which widely available in worldwide and lead to waste management proposal. Moreover, the use of fly ash is more environmental friendly and save cost compared to OPC. Fly ash ...

    • Design and development of remote communication system for mines detector robot 

      Ahmad Zaidi, Ahmad Firdaus; Nur Hidayah, Ahmad Zaidi; Faydi, Kang (Trans Tech Publications, 2014)
      This paper describes the design and development of remote communication system for mines detector robot. This project uses a PIC18F4580 microcontroller to control the robot movements and functions. A metal detector will ...

    • The effects of extraction mediums on the properties of porous epoxy using natural rubber latex as void template 

      Siti Noorkhartina, Ishak; Teh, Pei Leng, Dr.; Du Ngoc, Uy Lan, Dr.; Yeoh, Cheow Keat, Dr.; J. L., Phua (Trans Tech Publications, 2013)
      Porous epoxy was fabricated by using natural rubber latex particles as the void template which were extracted after by different types of extraction mediums such of distilled water and toluene under ultrasonic. As expected, ...

    • Potential of upgrading domestic biomass into a higher energy density via torrefaction process 

      M. Iqbal, A.; Zainal Alimuddin, Zainal Alauddin, Dr.; Mohd Mustafa Al-Bakri, Abdullah; Musalmah, Mazlan, Prof. Dr.; Shahril Nizam, Mohamed Soid; Mohd Nasir, Kassim (Trans Tech Publications, 2013)
      Torrefaction is a thermal treatment step in a relatively low temperature range of 240-300°C, which aims to produce a higher energy biomass in terms of low heating value (LHV) and light weight properties. Biomass in wood ...

    • Performance and emission characteristics of diesel engine running on blended palm oil 

      M. Iqbal, A.; Zainal Alimuddin, Zainal Alauddin, Dr.; Musalmah, Mazlan, Prof. Dr.; Mohd Mustafa Al Bakri, Abdullah; Mohammad Shahril, Salim (Trans Tech Publications, 2013)
      Rapid increasing of industrialization and motorization has led arising of petroleum and energy demand. This pursue a new energy blends to cater the depletion of fossil fuel and the environmental degradation condition. ...

    • Structure refinement strategy of Li-based complex oxides using GSAS-EXPGUI software package 

      Mohd Sobri, Idris, Dr.; Rozana Aina, Maulat Osman, Dr.  (Trans Tech Publications, 2013)
      This paper discussed refinement strategy that been used to reveal crystallographic properties of lithium-based complex oxides with layered rock salt structure. Rietveld analysis using XRD data was used to determine the ...

    • Determination of interlayer mixing and oxygen non-stoichiometry in LiNi0.8Mn0.1Co0.1O2-δ using powder diffraction data 

      Mohd Sobri, Idris, Dr.; Rozana Aina, Maulat Osman, Dr.  (Trans Tech Publications, 2013)
      The effect of preparation conditions, temperature and atmosphere, on oxygen stoichiometry and interlayer cation mixing in the layered rock salt material LiNi0.8Mn0.1Co0.1O2-δ has been investigated using X-Ray powder ...

    • The existing of oxygen nonstoichiometry in complex lithium oxides 

      Mohd Sobri, Idris, Dr. (Trans Tech Publications, 2013)
      The possibility of oxygen deficiency in lithium-based complex oxides particularly for layered rock salt structures has little attention in the literature, in spite of the importance of these materials as potential lithium ...

    • Effect of maleic anhydride-grafted-polyethylene (MAPE) and silane on properties of recycled polyethylene/chitosan biocomposites 

      Salmah, Husseinsyah, Prof. Madya Ir. Dr.; Azieyanti Nurain, Azmin; Hanafi, Ismail (Taylor and Francis Group, 2013-01)
      Chitosan-filled recycled polyethylene biocomposites were prepared using an internal mixer. The effect of maleic anhydride-grafted-polyethylene (MAPE) and silane of recycled polyethylene (RPE)/chitosan biocomposites on ...

    • Properties of phenolic-based Ag-filled conductive adhesive affected by different coupling agents 

      Ho, Li Ngee, Dr.; Teng, Fei Wu; Hiroshi, Nishikawa (Taylor and Francis Group, LLC., 2013-11)
      In this study, a phenolic-based Ag flake-filled electrically conductive adhesive (ECA) was investigated in terms of rheological, electrical, and mechanical properties. To clarify the effect of various Ag flake filler content ...

    • Influence of post-curing and coupling agents on polyurethane based copper filled electrically conductive adhesives 

      Ho, Li Ngee, Dr.; Hiroshi, Nishikawa (Springer Science+Business Media New York, 2013-06)
      Effects of post curing and silane coupling agents with different functional groups such as epoxy, isocyanate and ureide on the electrical and mechanical properties of copper (Cu) filled electrically conductive adhesives ...

    • Kaolin-based geopolymers with various NaOH concentrations 

      Heah, Cheng Yong; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohd Mustafa Al-Bakri, Abdullah; Mohamed, Bnhussain, Prof. Dr.; Luqman, Musa, Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Liew, Yun Ming (Springer Verlag, 2013-03)
      Kaolin geopolymers were produced by the alkali-activation of kaolin with an activator solution (a mixture of NaOH and sodium silicate solutions). The NaOH solution was prepared at a concentration of 6-14 mol/L and was mixed ...

    • General properties of kaolin geopolymers 

      Heah, Cheng Yong; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohd Mustafa Al-Bakri, Abdullah; Mohamed, Bnhussain, Prof. Dr.; Luqman, Musa, Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Liew, Yun Ming (American Scientific Publishers, 2013-01)
      This paper reported the properties of kaolin geopolymers in term of the bulk density, compressive strength, qualitative observation and SEM analysis of the kaolin geopolymers. Kaolin geopolymers were synthesized through ...

    • Influence of oxide molar ratios on kaolin geopolymers 

      Heah, Cheng Yong; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohd Mustafa Al-Bakri, Abdullah; Mohamed, Bnhussain, Prof. Dr.; Luqman, Musa, Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Liew, Yun Ming (American Scientific Publishers, 2013-12)
      Oxide molar ratios are the main key parameter determining the performance of a kaolin geopolymers. The kaolin composition and various mixture proportions will lead to different oxide molar ratios in geopolymer system. In ...

    • Compaction optimization of Sn-Cu-Si3N4via powder metallurgy route for composite solder fabrication 

      Muhamad Hafiz, Zan @ Hazizi; Mohd Arif Anuar, Mohd Salleh; Zainal Arifin, Ahmad, Prof.; Mohd Mustafa Al-Bakri, Abdullah; Alida, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (Trans Tech Publications, 2013)
      The aim of this study was to optimize the compaction process of a composite solder fabricated via powder metallurgy route, before details study were conducted in the next stage. Powder of Sn, Cu and Si3N4 were carefully ...

    • Static X-ray scans on the titanium hydride (TiH2) powder during dehydrogenation 

      Nur Farhana, Hiyazi; Wang, Yu; Mazlee, Mohd Noor, Dr.; Lap, Sammy Ip Chan (Trans Tech Publications, 2013)
      This work investigates the dehydrogenation of TiH2 powder during isothermal heating at 600°C using the static x-ray scans of high temperature x-ray diffraction (XRD). As-received TiH2 powder with a particle size of 5 μm ...

    • Self-compacting high density tungsten-bronze composites 

      Kahtan S, Muhammed, Dr.; Azmi, Rahmat, Prof.; Azizan, Aziz, Assoc. Prof. Dr. (Elsevier, 2013-07)
      Green compacts of W–bronze were encapsulated in shells of bronze powder, placed in a ceramic mold and sintered in alumina tube furnace at 1150 °C. Throughout the sintering cooling stage the differential coefficient of ...

    • Preparation of cyciopentyi trisiianoi siisesquioxanes - modified natural rubber (CpSSQ(OH)3 - ENR-50) composite hybrid in the presence of HCI acid 

      Rosniza, Hamzah; Mohamad, Abu Bakar, Prof.; Nik Noriman, Zulkepli, Dr.; Mohd Arif Anuar, Mohd Salleh; Mohd Mustafa Al-Bakri, Abdullah (Trans Tech Publications, 2013)
      A composite comprising cyclopentyl trisilanol siisesquioxanes (CpSSQ(OH)3) and 50% epoxidized natural rubber (ENR-50) was prepared at reflux temperature employed hydrochloric acid (HCl) as catalyst. HCl was found to be an ...

    • Mechanism of current transport for a photoelectrochemical cells of ITO/Cu2O/PVC-LiClO4/graphite 

      Dewi Suriyani, Che Halin, Dr.; Haiza, Haroon; Ibrahim, Abu Talib, Prof. Dr.; Abdul Razak, Daud, Prof. Dr.; Muhammad Azmi, Abd Hamid, Assoc. Prof. Dr. (Trans Tech Publications, 2013)
      This paper deals with the current transport mechanism of solid state photoelectrochemical cells of ITO/Cu2O/PVC-LiClO4/graphite as well as the physical properties of a component of a device affecting its performance. The ...