Browsing Mohd Mustafa Al Bakri Abdullah, Prof. Dr. by Author "Heah, Cheng Yong"

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    • 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 ...

    • Correlation of the Na2SiO3 to NaOH Ratios and Solid to Liquid Ratios to the Kedah’s Soil Strength 

      Hazamaah Nur, Hamzah; Mohd Mustafa Al Bakri, Abdullah; Heah, Cheng Yong; Mohd Remy Rozainy, Mohd Arif Zainol; Aiman, Mahmad Nor; Warid Wazien, Ahmad Zailani (EDP Sciences, 2016)
      Geopolymer was used for the soil stabilization of Kedah’s soil at different ratios of solid to liquid and Na2SiO3 to NaOH in order to achieve the desired compressive strength. The geopolymerization process which produces ...

    • Effect of alkali concentration on mechanical properties of kaolin geopolymers 

      Heah, Cheng Yong; Kamarudin, Hussin, Brig. Gen. Dato' Prof. Dr.; Mohd Mustafa Al Bakri, Abdullah; Mohammed, Husain; Luqman, Musa; Khairul Nizar, Ismail; Liew, Yun Ming (Foundation for Materials Science and Engineering, 2012)
      Alkali concentration is the most significant factor in geopolymerization process that must be taken into consideration during the synthesis of kaolin geopolymers. The kaolin geopolymers were prepared by mixing kaolin and ...

    • Effect of alkali concentration on mechanical 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.; Liew, Yun Ming (Procema SA, 2012)
      Alkali concentration is the most significant factor in geopolymerization process that must be taken into consideration during the synthesis of kaolin geopolymers. The kaolin geopolymers were prepared by mixing kaolin and ...

    • 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 ...

    • Influence of solids-to-liquid and activator ratios on calcined kaolin cement powder 

      Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Che Mohd Ruzaidi, Ghazali, Assoc. Prof.; Luqman, Musa, Dr.; Mohd Mustafa Al Bakri, Abdullah; Heah, Cheng Yong; Khairul Nizar, Ismail; Mohammed, Binhussain; Liew, YunMing (Elsevier BV, 2011)
      This paper summarizes the effect of activator ratio on the processing of cement powder. Geopolymer slurry was produced via alkaline activation of calcined kaolin. Once the geopolymer slurry solidified, it was crushed and ...

    • Investigating the possibility of utilization of kaolin and the potential of metakaolin to produce green cement for construction purposes-A review 

      Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Liew, Y. M.; Mohd Mustafa Al Bakri, Abdullah; Luqman, Musa, Dr.; Khairul Nizar, I.; Heah, Cheng Yong (INSInet Publication, 2011-09)
      Geopolymers are inorganic alkali aluminosilicate gels, formed from reaction of mineral clays or aluminosilicate-bearing industrial wastes, and treated with alkali silicate solution at 40-80°C. Geopolymers have been studied ...

    • 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 ...

    • 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 ...

    • 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 ...