Now showing items 81-100 of 277

    • Review on characterization and mechanical performance of self-cleaning concrete 

      Siti Norsaffirah, Zailan; Norsuria, Mahmed; Mohd Mustafa Al Bakri, Abdullah; Sandu, Andrei Victor; Noor Fifinatasha, Shahedan (EDP Sciences, 2017-02)
      Self-cleaning concrete is an effective alternative to provide cleaner environment which contribute to sustainability and towards a green environment. It is in accordance with the requirements of environmental issues on ...
    • The effect of corrosive environment on geopolymer concrete tensile strength 

      Ridho, Bayuaji; Sigit, Darmawan; Nur, Ahmad Husin; Boedi, Wibowo; Srie Subekti; Mohd Mustafa Al Bakri, Abdullah; Totok Ruki, Biyanto (EDP Sciences, 2017-02)
      This study has the purpose to explore the potential of geopolymer concrete tensile strength in particular on the effects of corrosive environments. Geopolymer concrete, concrete technology used no OPC that has advantages, ...
    • The structure and properties of rapid cooled iron based alloy 

      Jeż, B; Nabialek, M; Pietrusiewicz, P; Gruszka, K; Błoch, K; Gondro, J; Rzącki, J; Mohd Mustafa Al Bakri, Abdullah; Sandu, A V; Szota, M; Jeż, K; Sałagacki, A (IOP Publishing Ltd, 2017)
      In this paper we studied the structure of rapidly cooled alloy which composition was based on iron. Samples were prepared using arc melting under protective atmosphere of argon and then casted in the process of rapid cooling ...
    • Durability of metakaolin geopolymers with various sodium silicate/sodium hydroxide ratios against seawater exposure 

      Nur Ain, Jaya; Mohd Mustafa Al Bakri, Abdullah; Li, Long-Yuan; Sandu, Andrei Victor; Kamarudin, Hussin; Ming, Liew Yun (AIP Publishing, 2017-09)
      This work presents an investigation of the performance of metakaolin geopolymers exposed to the continuous immersion of seawater. The geopolymers were prepared from metakaolin by activating with a mixture of sodium ...
    • Contribution of interfacial bonding towards geopolymers properties in geopolymers reinforced fibers: a review 

      Muhd Hafizuddin, Yazid; Meor Ahmad Faris, Meor Ahmad Tajudin; Mohd Mustafa Al Bakri, Abdullah; Nabiałek, Marcin; Shayfull Zamree, Abd Rahim; Mohd Arif Anuar, Mohd Salleh; Marwan, Kheimi; Sandu, Andrei Victor; Rylski, dam; Jeż, Bartłomiej (Multidisciplinary Digital Publishing Institute (MDPI), 2022-02-17)
      There is a burgeoning interest in the development of geopolymers as sustainable construction materials and incombustible inorganic polymers. However, geopolymers show quasi-brittle behavior. To overcome this weakness, ...
    • Design of Experiment on Concrete Mechanical Properties Prediction: A Critical Review 

      Wei Chong, Beng; Rokiah, Othman; Ramadhansyah, Putra Jaya; Mohd Rosli, Mohd Hasan; Sandu, Andrei Victor; Nabiałek, Marcin; Jeż, Bartłomiej; Pietrusiewicz, Paweł; Kwiatkowski, Dariusz; Postawa, Przemysław; Mohd Mustafa Al Bakri, Abdullah (MDPI AG, 2021-04-09)
      Concrete mix design and the determination of concrete performance are not merely engineering studies, but also mathematical and statistical endeavors. The study of concrete mechanical properties involves a myriad of factors, ...
    • Elevated-Temperature Performance, Combustibility and Fire Propagation Index of Fly Ash-Metakaolin Blend Geopolymers with Addition of Monoaluminium Phosphate (MAP) and Aluminum Dihydrogen Triphosphate (ATP) 

      Khairunnisa, Zulkifly; Cheng-Yong, Heah; Yun-Ming, Liew; Bayuaji, Ridho; Mohd Mustafa Al Bakri, Abdullah; Shamsul, Ahmad; Stachowiak, Tomasz; Szmidla, Janusz; Gondro, Joanna; Jeż, Bartłomiej; Mohd Suhaimi, Khalid; Garus, Sebastian; Shee-Ween, Ong; Wan-En, Ooi; Hui-Teng, Ng (MDPI AG, 2021-04-15)
      Thermal performance, combustibility, and fire propagation of fly ash-metakaolin (FA-MK) blended geopolymer with the addition of aluminum triphosphate, ATP (Al(H2PO4)3), and monoaluminium phosphate, MAP (AlPO4) were evaluated ...
    • Optimisation of Shrinkage and Strength on Thick Plate Part Using Recycled LDPE Materials 

      Norshahira, Roslan; Shayfull Zamree, Abd Rahim; Abdellah El-hadj, Abdellah; Mohd Mustafa Al Bakri, Abdullah; Błoch, Katarzyna; Pietrusiewicz, Paweł; Nabiałek, Marcin; Szmidla, Janusz; Kwiatkowski, Dariusz; Correia Vasco, Joel Oliveira; Mohd Nasir, Mat Saad; Mohd Fathullah, Ghazali (MDPI AG, 2021-04-05)
      Achieving good quality of products from plastic injection moulding processes is very challenging, since the process comprises many affecting parameters. Common defects such as warpage are hard to avoid, and the defective ...
    • 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 ...
    • Tool wear and surface evaluation in drilling fly ash geopolymer using HSS, HSS-Co, and HSS-TiN cutting tools 

      Mohd Fathullah, Ghazali; Mohd Mustafa Al Bakri, Abdullah; Shayfull Zamree, Abd Rahim; Gondro, Joanna; Pietrusiewicz, Paweł; Garus, Sebastian; Stachowiak, Tomasz; Victor Sandu, Andrei; Muhammad Faheem, Mohd Tahir; Erdi Korkmaz, Mehmet; Mohamed Syazwan, Osman (MDPI AG, 2021-03-26)
      This paper reports on the potential use of geopolymer in the drilling process, with respect to tool wear and surface roughness. The objectives of this research are to analyze the tool life of three different economy-grade ...
    • Warpage optimisation using Recycled Polycar-bonates (PC) on Front Panel Housing 

      Nur Aisyah Miza, Ahmad Tamizi; Abdellah El-hadj, Abdellah; Mohd Mustafa Al Bakri, Abdullah; Nabiałek, Marcin; J. Wysłocki, Jerzy; Jeż, Bartłomiej; Palutkiewicz, Paweł; Rozyanty, Abdul Rahman; Mohd Nasir, Mat Saad; Mohd Fathullah, Ghazli (MDPI AG, 2021-03-15)
      Many studies have been done using recycled waste materials to minimise environmental problems. It is a great opportunity to explore mechanical recycling and the use of recycled and virgin blend as a material to produce new ...
    • Self-Fluxing Mechanism in Geopolymerization for Low-Sintering Temperature of Ceramic 

      Faizul, Che Pa; Hasmaliza, Mohamad; Wan Mohd Arif, W. Ibrahim; Amonpattaratkit, Penphitcha; Gondro, Joanna; Sochacki, Wojciech; Norfadhilah, Ibrahim (MDPI AG, 2021-03-10)
      Kaolin, theoretically known as having low reactivity during geopolymerization, was used as a source of aluminosilicate materials in this study. Due to this concern, it is challenging to directly produce kaolin geopolymers ...
    • Behavior of alkali-activated fly ash through underwater placement 

      Zarina, Yahya; Mohd Mustafa Al Bakri, Abdullah; Li, Long-yuan; Nergis, Dumitru Doru Burduhos; Muhammad Aiman Asyraf, Zainal Hakimi; Sandu, Andrei Victor; Vizureanu, Petrica; Rafiza, Abd Razak (MDPI AG, 2021-11-14)
      Underwater concrete is a cohesive self-consolidated concrete used for concreting underwater structures such as bridge piers. Conventional concrete used anti-washout admixture (AWA) to form a high-viscosity underwater ...
    • Assessment of Functional and Dysfunctional on Implant Stability Measurement for Quality of Life 

      Norshahrizan, Nordin; Mohd Mustafa Al Bakri, Abdullah; Fauziah, Mat; Muhammad, Abdullah; Razli, Che Razak; Abdul Hamid, Adom (EDP Sciences, 2017)
      This study was conducted to investigate the effect of an implant wearer comprising among orthopedic patients as well as the use of implant dentistry in Northern Malaysia. A total of 100 questionnaires were distributed and ...
    • Properties and behavior of Geopolymer Concrete Subjected to Explosive Air Blast Loading: a review 

      Nurul Aida, Mohd Mortar; Kamarudin, Hussin; Rafiza, Abdul Razak; Mohd Mustafa Al Bakri, Abdullah; Ahmad Humaizi, Hilmi; Andrei Victor, Sandu (EDP Sciences, 2017)
      The severe damage to civilian buildings, public area, jet aircraft impact and defense target under explosive blast loading can cause a huge property loss. Most of researcher discusses the topics on design the concrete ...
    • The Effect of Different Ratio Bottom Ash and Fly Ash Geopolymer Brick on Mechanical Properties for Non-loading Application 

      Laila Mardiah, Deraman; Mohd Mustafa Al Bakri, Abdullah; Liew, Yun Ming; Kamarudin, Hussin; Wan Mastura, Wan Ibrahim; Andrei Victor, Sandu (EDP Sciences, 2017)
      This paper studies the finding of strength and water absorption of geopolymer bricks using bottom ash and fly ash as a geopolymer raw material for non-loading application with minimum strength. The study has been conducted ...
    • 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 ...
    • 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 ...
    • Kaolin Geopolymer as precursor to ceramic formation 

      Nur Ain, Jaya; Mohd Mustafa Al Bakri, Abdullah; Che Mohd Ruzaidi, Ghazali; Mohammed, Hussain; Kamarudin, Hussin; Romisuhani, Ahmad (EDP Sciences, 2016)
      This paper introduced the potential application of kaolin geopolymer as ceramic precursor. This is one of the alternatives to produce high strength ceramic at a slightly lower temperature. Upon sintering the conversion of ...
    • Effect of Crumb Rubber on compressive strength of fly ash based Geopolymer concrete 

      Ahmad Azrem, Azmi; Mohd Mustafa Al Bakri, Abdullah; Che Mohd Ruzaidi, Ghazali; Sandu, Andrei Victor; Kamarudin, Hussin (EDP Sciences, 2016)
      This study explores the effect of different percentage of crumb rubber on compressive strength of fly ash based geopolymer concrete. This research attempted to produce rubberized geopolymer concrete as an environmentally ...