Mohd Mustafa Al Bakri Abdullah, Prof. Dr.: Recent submissions

Now showing items 161-180 of 277

    • The comparison between four PLCC packages and eight PLCC packages in personal computer (PC) using computational fluid dynamic (CFD), fluent software™ using epoxy moulding compound material (EMC) 

      Mazlan, Mohamed; A. Rahim; Iqbal, M. A.; Mohd Mustafa Al Bakri, Abdullah; Wan Yusra Hannanah, Wan Abdul Razak; Mohd Sukhairi, Mat Rasat (Trans Tech Publications, 2013)
      The paper present the three dimensional numerical analysis of heat and fluid flow through Plastic Leaded Chip Carrier (PLCC) packages in inline orientation horizontally mounted on a printed circuit board in a wind tunnel ...

    • Development of nano-material (nano-silver) in electronic components application 

      Mazlan, Mohamed; Anizah, Kalam, Dr.; Nik Rosli, Abdullah, Dr.; Loo, Huck Soo, Prof. Madya Ir. Dr.; Mohd Mustafa Al Bakri, Abdullah; M. S., Abdul Aziz; Khor, C. Y.; Mohammad Amizi, Ayob; Mohd Sukhairi, Mat Rasat (AENSI Publisher All rights reserved, 2013-10)
      This paper presents the development of nano-material in electronic components especially in Plastic Leaded Chip Carrier (PLCC) application. The effect of nano-material in Plastic Leaded Chip Carrier (PLCC)will improve ...

    • Effect of pyrolysis temperature on the synthesis of carbon fiber from natural organic waste 

      Shahrizam, Saad; Faizul, Che Pa; Mohd Mustafa Al-Bakri, Abdullah; Ruhiyuddin, Mohd Zaki; Murizam, Darus (Trans Tech Publications, 2014)
      Carbon fibers are produced from natural sources of water hyacinth plants that have been dried, ground and sieved to three different particle sizes of 600 μm, 300 μm and less than 300 μm. Through the analysis of data obtained ...

    • Compressive strength and morphology of fly ash based geopolymer as artificial aggregate with different curing temperature 

      Alida, Abdullah; Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Zarina, Yahya; Mohd Arif Anuar, Mohd Salleh; Nurhamidah, Zakaria; Muhammad Faheem, Mohd Tahir (Trans Tech Publications, 2014)
      This paper presented the compressive strength of geopolymer paste with different NaOH concentration and morphology analysis for sintered artificial aggregate. This artificial aggregate was produce based on mix design with ...

    • Influence of dolomite on the mechanical properties of boiler ash geopolymer paste 

      Zarina, Yahya; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohd Mustafa Al-Bakri, Abdullah; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Rafiza, Abdul Razak (Trans Tech Publications, 2014)
      The waste material from palm oil industry has been increasing since Malaysia was the world largest exported of palm oil mill. The waste such as palm fibers, nut shells, palm kernel and empty fruit bunches are the solid ...

    • Filling missing data using interpolation methods: Study on the effect of fitting distribution 

      Norazian, Mohamed Noor; Ahmad Shukri, Yahaya, Prof. Madya; Nor Azam, Ramli, Prof. Dr.; Mohd Mustafa Al Bakri, Abdullah (Trans Tech Publications, 2014)
      The presence of missing values in statistical survey data is an important issue to deal with. These data usually contained missing values due to many factors such as machine failures, changes in the siting monitors, routine ...

    • Fire resistance evaluation of lightweight geopolymer concrete system exposed to elevated temperatures of 100-800 °C 

      Omar A., Abdulkareem; Mohd Mustafa Al-Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr. (Trans Tech Publications, 2014)
      This paper reports the fire resistance property of a lightweight aggregate geopolymer concrete (LWAGC) material synthesized by the alkali-activation of locally source fly ash (FA) after exposed to elevated temperatures ...

    • Correlating composition design and properties of calcined kaolin geopolymeric powder 

      Liew, Yun Ming; 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; Heah, Cheng Yong (American Scientific Publishers, 2013-12)
      This paper discussed the relation between composition design and properties of calcined kaolin geopolymeric powder. Geopolymeric powder was produced by applying the geopolymerization process. The solids-to-liquid ratios ...

    • Properties of metakaolin geopolymeric binder 

      Liew, Yun Ming; 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; Heah, Cheng Yong (American Scientific Publishers, 2013-01)
      This paper investigates the physical and mechanical properties as well as the morphology study of the MK geopolymeric binder. Mixture of waterglass liquid and NaOH solution were used as the activator solution for the ...

    • On the structure of shape memory alloys 

      Cristian Acitei, Dragos; Victor Sandu, Andrei; Mohd Mustafa Al Bakri, Abdullah; Petrica, Vizureanu; Alida, Abdullah (Trans Tech Publications, 2013-12)
      The paper presents the obtaining of shape memory alloys, base copper and a diffractometer and microscopic study on some samples. The study was made on CuZnAl samples, obtained by classic casting and educated. The shape ...

    • A study on relationship between porosity and compressive strength for geopolymer paste 

      Farah Farhana, Zainal; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Azmi, Rahmat, Prof.; Mohd Mustafa Al-Bakri, Abdullah (Trans Tech Publications, 2013-12)
      This paper presents a study on the relationship between porosity and compressive strength for geopolymer paste. In this research, geopolymer paste was made from fly ash class F based geopolymer mixed with alkaline activator; ...

    • Effect of fly ash/alkaline activator ratio and sodium silicate/NaoH ratio on fly ash geopolymer coating strength 

      Liyana, Jamaludin; Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Azura, Abdul Rashid Assoc. Prof. (Trans Tech Publications, 2013)
      Fly ash geopolymer coating material potential used to protect surface used in exposure conditions. Ratio of fly ash/alkaline activator and Na₂SiO₃/NaOH play important parameter on determining the best flexural strength of ...

    • 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 ...

    • 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 ...

    • Study on properties and morphology of kaolin based geopolymer coating on clay substrates 

      Che Mohd Ruzaidi, Ghazali, Prof. Madya; Mohd Mustafa Al Bakri, Abdullah; Mohamed, Bnhussain, Prof. Dr.; Siti Salwa, M.S.; Alida, Abdullah; Muhammad Faheem, Mohd Tahir; Azlin, S.S. (Trans Tech Publications, 2013-12)
      The application of geopolymer as a coating was not widely explored by other researchers and therefore the study of kaolin based geopolymer coating applied on different types of clay substrate (unsintered and sintered) was ...

    • 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 ...

    • 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. ...

    • 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 ...