Browsing Mohd Mustafa Al Bakri Abdullah, Prof. Dr. by Subject "Water absorption"

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    • Comparison of geopolymer fly ash and ordinary Portland cement to the strength of concrete 

      Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohamed, Bnhussain, Prof. Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Rafiza, Abdul Razak; Zarina, Yahya (American Scientific Publishers, 2013-12)
      The aim of this study is to evaluate the effect of various fly ash: aggregate ratios by using fly ash (FA) based geopolymer compared to ordinary Portland cement (OPC) on the compressive strength of concrete. The different ...

    • Image analysis of surface porosity mortar containing processed spent bleaching earth 

      Wei Chong, Beng; Rokiah, Othman; Ramadhansyah, Putra Jaya; Shu Ing, Doh; Li, Xiaofeng; Mohd Haziman, Wan Ibrahim; Mohd Mustafa Al Bakri, Abdullah; Sandu, Andrei Victor; Płoszaj, Bartosz; Szmidla, Janusz; Stachowiak, Tomasz (MDPI AG, 2021-03-28)
      Image analysis techniques are gaining popularity in the studies of civil engineering materials. However, the current established image analysis methods often require advanced machinery and strict image acquisition procedures ...

    • Strength, density and water absoprtion of Palm oil boiler ash (POBA) geopolymer brick/IBS brick 

      Zarina, Yahya; Kamarudin, Hussin; Mohd Mustafa Al Bakri, Abdullah; Khairul Nizar, Ismail; Rafiza, Abd Razak (Trans Tech Publications Ltd., 2016-01)
      Geopolymer or alkali-activated binder is produced by synthesizing aluminosilicate source materials with an alkaline activator solution. This study has been conducted to produce palm oil boiler ash (POBA) geopolymer brick/IBS ...

    • Sustainable use of cassava plant waste (branches) as raw material for bio-composite development: Particleboard properties due to plant maturity 

      Farhah, Rahimi; Mazlan, Mohamed; Mohd Mustafa Al Bakri, Abdullah; Noorhafiza, Muhammad; Rozyanty, Rahman; Mohd Nazri, Omar; Mohamad Bashree, Abu Bakar; Mohammad Khairul Azhar, Abdul Razab; Zairi Ismael, Rizman (Asian Research Publishing Network (ARPN), 2016-05-10)
      This research is to study the sustainable use of Cassava Manihot Esculenta Crantz waste from branches parted as a raw material for bio-composite development. Bio-composite is component phase that derived from biological ...