Browsing School of Materials Engineering (Articles) by Title

Now showing items 249-268 of 560

    • Fly ash porous material using geopolymerization process for high temperature exposure 

      Mohd Mustafa Al Bakri, Abdullah; Liyana, Jamaludin; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohamed, Bnhussain; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Mohd Izzat, Ahmad (MDPI AG (Basel, Switzerland), 2012-04)
      This paper presents the results of a study on the effect of temperature on geopolymers manufactured using pozzolanic materials (fly ash). In this paper, we report on our investigation of the performance of porous geopolymers ...

    • Fly ash-based geopolymer lightweight concrete using foaming agent 

      Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohamed, Bnhussain; Khairul Nizar, Ismail, Prof. Madya Dr.; Zarina, Yahya; Rafiza, Abdul Razak (MDPI, Basel, Switzerland., 2012-06)
      In this paper, we report the results of our investigation on the possibility of producing foam concrete by using a geopolymer system. Class C fly ash was mixed with an alkaline activator solution (a mixture of sodium ...

    • FSS microchannel fluid flow profile investigation at high and low Re number 

      Nor Shakirina, Nadzri; Retnasamy, Vithyacharan; Zaliman, Sauli, Dr.; Tan, Hsio Mei; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (AENSI Publisher All rights reserved, 2013-10)
      The fundamental understanding of dynamic fluid flow behavior in different geometry channel is crucial due to transport phenomena influence on the key design and process control of the microfluidic systems. Recently, the ...

    • FT-IR and morphology of different recycled acrylonitrile-butadiene rubber glove (NBRgr) size and its blend ratios of SBR/NBRr blends 

      Nik Noriman, Zulkepli, Dr.; Lokman Hakim, Ibrahim; Rosniza, Hamzah; Mohd Arif Anuar, Mohd Salleh; Hanafi, Ismail; Sam, Sung Ting (Trans Tech Publications, Switzerland, 2012-12)
      Recycling rubber waste contributes to a cleaner environment by using indestructible rubber discards as well as lowering production costs as reclaimed rubber is cheaper than virgin or natural rubber. Therefore, in this ...

    • FTIR and TGA analysis of biodegradable poly(lactic acid)/treated kenaf bast fibre: Effect of plasticizers 

      Maizatulnisa, Othman; Norazowa, Ibrahim; Wan Md. Zin, Wan Yunus, Dato’ Dr.; Khalina, Abdan; khalisanni, khalid (Universiti Putra Malaysia Press., 2013)
      A biodegradable composite (PLA/KBF blends) was prepared using melt blending technique in a brabender mixer and characterized with FTIR and TGA analyzer. Five percent of triacetin and glycerol contents were used as plasticizers ...

    • 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 ...

    • Grafting amino-acid molecular imprinted polymer on carbon nanotube for sensing 

      N. Farhanah, Ab. Halim; Mohd Noor, Ahmad, Prof. Dr.; Ali Yeon, Md Shakaff, Prof. Dr.; Mohd Nazree, Derman, Dr. (Elsevier Ltd., 2013)
      Molecular imprinted polymer (MIP) is a good matrix that exhibit satisfactory recognition ability when integrated onto sensing transducer. We report on the preparation of such material by graft-polymerizing MIP on the surface ...

    • Halal based sourced EM for turbidity reducing in wastewater treatment 

      Zarina, Zakaria; Noorulnajwa Diyana, Yaacob; Mohd Mustafa Al-Bakri, Abdullah; Che Mohd Ruzaidi, Ghazali, Prof. Madya (Trans Tech Publications, 2014)
      Effective Microorganism (EM) technology was found as the credible solution to solve many environmental problems including wastewater issues. The EM which is in the form of EM mud ball was tested to be effectively used for ...

    • Heat dissipation analysis under natural convection condition on high power LED 

      Vairavan, Rajendaran; Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (AENSI Publisher All rights reserved, 2013-10)
      As the technology downscales with superior power and increased package density, the thermal effects of the high power LED are significant. Thus, the operating junction temperature of the high power light emitting diodes ...

    • High power LED heat dissipation analysis via copper diamond slug 

      Vairavan, Rajendaran; Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (AENSI Publisher All rights reserved, 2013-10)
      The emergence of high power light emitting diode as a novel electronic based light source is due to its vast advantage in terms of optical efficacy, low power consumption and enhanced life time. However, the performances ...

    • High temperature corrosion behaviour of steel with a Carbonate deposit at 1123K 

      Habsah, Md Ishak; Mohammed Misbahul, Amin; Nazree, Derman; Khairul Rafezi, Ahmad (School of Materials Engineering, 2007)
      The high temperature corrosion behavior of A1S1 304 austenitic stainless steel and S45C carbon steel were studied in presence with CaCO3 salt at 1123K for 24,48,72, 96 and 120 hour. The studies were carried out to determine ...

    • High temperature oxidation behaviour of Nimonic - 115 Alloy in presence of Sodium salts at 850°C 

      Mohammed Misbahul, Amin (Iranian Research & Development Center for Chemical Iindustries (TRDCI)University College of Science and Technology Malaysia, 2004)
      The high temperature oxidation behaviour of Nimonic-115 industrial alloy has been investigated in presence of NaN03, NajZ03 and Na/)2 at 850°C in flowing air. The oxidation kinetics and effect of salt deposition for the ...

    • Hot corrosion behaviour of 18Cr-8Ni Austenitic Steel in presence of Na2S04 and transition metal salts 

      A. U., Malik; Mohammed Misbahul, Amin; Sharif, Ahmad (The Japan Institute of MetalsChemistry Section, Z. H. College of Engineering and Technology, Aligarh Muslim University, 1984)
      The high temperature oxidation behaviour of 18Cr-8Ni austenitic steel has been studied in presence of Na2S04 and transition metal salts, e.g. NiS04, CoS04, Cr2(S04)3, (NH4)2Mo04, NaV03 or Na2W04 in the temperature range ...

    • Hot corrosion behaviour of Austenitic Steel-308 in Chloride salts 

      Mohammed Misbahul, Amin; Che Mohd Ruzaidi, Ghazali; Neelofar, Amin (School of Materials Engineering, 2008)
      The intensification of process engineering in almost every branch of modern technology, and development of new technologies make increasingly higher requirements for metallic construction materials, especially for their ...

    • Hot corrosion behaviour of Inconel-600 alloy in presence of NaCI and Na2CO3 at 850°C 

      Mohammed Misbahul, Amin (Carl Hanser Verlag, 1993)

    • Hot corrosion behaviour of Nickel-200 alloy in presence of Sodium salts at 850°C 

      Mohammed Misbahul, Amin (Academy Science Publishers/African Academy of Sciences (AAS)Faculty of Science, University of Maiduguri, Nigeria, 1996)
      The hot corrosion behaviour of Nickel-200 industrial alloy has been investigated in presence of Na2S04, NaCI, NaN03, Na2C03 and Na202 at 850°C in flowing air. The hot corrosion kinetic and effect of salt deposition on the ...

    • Hot corrosion of austenitic steel in Molten alkali sulphate deposits at 850°C 

      Mohammed Misbahul, Amin (Carl Hanser VerlagFaculty of Science, University of Maiduguri, Nigeria., 1996)

    • Hybrid multiwalled carbon nanotubes/minerals as potential fillers for polymer composites 

      Muhammad Helmi, Abdul Kudus; Hazizan, Md Akil; Siti Shuhadah, Md Saleh (Trans Tech Publications, 2012-12)
      Minerals are always used as filler material in polymer composite application purposely to reduce the price. In order to optimize the use of mineral fillers instead of price reduction, there were several approaches that ...

    • Identification of limiting friction coefficient towards improved hip prostheses 

      Mohd Hafis, Sulaiman; Nur Farahana, Ramli; Mohd Ridzuan, Mohd Jamir; Siti Mahani, Said (Trans Tech Publications, 2013)
      Wear generated by the presence of friction on hip joint contact surfaces can cause debris, which may lead to loosening and failure of the hip prostheses. The objective of this study is to examine the limiting friction ...

    • Impact of controlled hydrophobicity of the organically modified silicates on the properties of biomedical thermoplastic polyurethane (TPU) nanocomposites 

      Azlin Fazlina, Osman; Halley, Peter; Martin, Darren (Trans Tech Publications, 2013-09)
      The impact of nanofiller surface modifications and hydrophobicity on the morphology and mechanical properties of the biomedical TPU nanocomposites was studied. We show that incorporating nanofillers with higher hydrophobicity ...