Browsing Mohd Mustafa Al Bakri Abdullah, Prof. Dr. by Title

Now showing items 218-237 of 277

    • Radiation shielding characteristics of concretes incorporates different waste materials 

      Ali Basheer, Azeez; Kahtan Sadiq, Muhammed, Dr.; Mohd Mustafa Al Bakri, Abdullah; Hana, Ihsan Hasan (Trans Tech Publications, 2014)
      Samples of concrete incorporate different waste materials such as iron filings, iron balls of used ball bearings and slags from steel industry were assessed for their anti-radiation attenuation coefficient properties. The ...

    • Recent graphene oxide/TiO₂ thin film based on self-cleaning application 

      A. Azani; Dewi Suriyani, Che Halin; Kamrosni, Abdul Razak; Mohd Mustafa Al Bakri, Abdullah; Mohd Arif Anuar, Mohd Salleh; Norsuria, Mahmed; Muhammad Mahyiddin, Ramli; Ayu Wazira, Azhari; Chobpattana, V. (IOP Publishing Ltd, 2019-08)
      Graphene oxide/TiO₂ (GO/TiO₂) thin films works as self-cleaning device have been developed in various method onto selected substrates. It was noticeable that graphene oxide is the best form in the group of graphene family. ...

    • The relationship of NaOH molarity, Na2SiO3/NaOH ratio, fly ash/alkaline activator ratio, and curing temperature to the strength of fly ash-based geopolymer 

      Mohd Mustafa, Al Bakri Abdullah; Kamarudin, Hussin; Mohammed Amjad, Hussin; Khairul Nizar, Ismail; Rafiza, Abdul Razak; Zarina, Yahya (Trans Tech Publications, 2011)
      Geopolymer, produced by the reaction of fly ash with an alkaline activator (mixture of Na2SiO3 and NaOH solutions), is an alternative to the use of ordinary Portland cement (OPC) in the construction industry. However, there ...

    • Research advances of composite solder material fabricated via powder metallurgy route 

      Mohd Arif Anuar, Mohd Salleh; Muhammad Hafiz, Hazizi; Mohd Mustafa Al Bakri, Abdullah; Nik Noriman, Zulkepli; Ramani, Mayapan; Zainal Ariffin, Ahmad (Scientific.Net/Trans Tech Publications, 2012-12)
      Researches and studies on composite solder have been done by many researchers in an effort to develop viable lead-free solders which can replace the conventional lead-based solders as lead is considered as toxic. Solder ...

    • Research development of solder materials and its intermetallic compound (IMC) study 

      Mohd Arif Anuar, Mohd Salleh; Najib Saedi, Ibrahim; Saud, N.; Mohd Mustafa Al Bakri, Abdullah; Nik Noriman, Zulkepli; Ramani, Mayapan; Zainal Ariffin, Ahmad (Scientific.Net/Trans Tech Publications, 2012-12)
      Nowadays, the formation and the subsequent growth of the intermetallic compounds (IMCs) and the development of new lead-free solder systems is a major issue in soldering. The excessive growth formation of intermetallic ...

    • Review of Dolomite as precursor of Geopolymer materials 

      Emy Aizat, Azimi‬; Mohd Mustafa Al Bakri, Abdullah; Yun Ming, Liew; Cheng Yong, Heah; Kamarudin, Hussin; ‪Ikmal Hakem, Aziz‬ (EDP Sciences, 2016)
      Geopolymer is an environmentally friendly cementitious binder that does not require the existence of ordinary Portland cement (OPC). Geopolymer has many excellent advantages, including high early strength, low shrinkage, ...

    • A review of geopolymer ceramic as a potential reinforcement material in solder alloys 

      Nur Nadiah‘Izzati, Zulkiflii; Mohd Mustafa Al Bakri, Abdullah; Mohd Arif Anuar, Mohd Salleh (IOP Publishing Ltd, 2019-12)
      Nowadays, lead-free solder has been currently used in electronic packaging technology as part of soldering material. Since SnPb was detected to produce toxicity and might harm the consumers, the usage of Pb solder has been ...

    • Review of the characterization and processing of palm ash as a geopolymer composite 

      Zarina, Yahya; Mohd Mustafa Al-Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr. (American Scientific Publishers, 2013-01)
      Malaysia is the world's largest producer and exporter of palm oil and it produces a million tons of palm oil waste annually. Palm ash is a by-product from the use of palm oil shells and palm oil bunches, which are used to ...

    • Review on adsorption of heavy metal in wastewater by using geopolymer 

      Nurliyana, Ariffin; Mohd Mustafa Al Bakri, Abdullah; Mohd Remy Rozainy, Mohd Arif Zainol; Mohd Fared, Murshed; Hariz-Zain; Meor Ahmad Faris; Ridho, Bayuaji (EDP Sciences, 2017-02)
      Rapid development of advanced technology in Malaysia gave impact increasing in the accumulation of heavy metal every day in our daily life through wastewater. Long term exposure of human bodies to heavy metals susceptible ...

    • 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 ...

    • Review on fly ash-based geopolymer concrete without portland cement 

      Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Dr. (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)
      This paper summarizes the factors that affect the properties of fly ash-based geopolymer concrete. Alkaline activator is an important material that controls the properties of geopolymer concrete. The workability of fresh ...

    • Review on fly ash-based geopolymer concrete without Portland Cement 

      Mohd Mustafa, Al Bakri; Mohammed, H.; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Prof. Madya Dr.; Zarina, Yahya (Academic Journals, 2011-01)
      The consumption of Ordinary Portland Cement (OPC) caused pollution to the environment due to the emission of CO2. As such, alternative material had been introduced to replace OPC in the concrete. Fly ash is a by-product ...

    • Review on potential of Geopolymer for concrete repair and rehabilitation 

      Warid Wazien, Ahmad Zailani; Mohd Mustafa Al Bakri, Abdullah; Rafiza, Abd. Razak; Mohd M.A.Z. Remy, Rozainy; Muhammad Faheem, Mohd Tahir; Meor Ahmad Faris, Meor Ahmad Tajudin; Hazamaah, Nur Hamzah (EDP Sciences, 2016)
      Cracking, spalling, surface deterioration, seepage and other concrete damage of the existing infrastructure have raised concern among residents, local authorities and developers. Dealing with concrete infrastructure ...

    • A Review on the Manufacturing of Lightweight Aggregates Using Industrial By-Product 

      Nor Aiman, Mahmad; Zarina, Yahya; Mohd Mustafa Al Bakri, Abdullah; Rafiza, Abd Razak; Januarti Jaya, Ekaputri; M. A., Faris; Hazamaah, Nur Hamzah (EDP Sciences, 2016-10)
      The waste materials from industrial are one of the concern issues in sustainable development. Recycle and reduce the waste material is one of the strategies to produce the better sustainable system. One of the methods is ...

    • Review on the various ash from palm oil waste as geopolymer material 

      Zarina, Yahya; Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Rafiza, Abdul Razak (Advanced Study Center Co. Ltd., 2013)
      The solid waste from palm oil mill industry has been increasing annually where it has been reported that the palm oil waste was produced 4 million tons/years in Malaysia only. Hence, the solution to overcome the problems ...

    • Review on Various Types of Geopolymer Materials with the Environmental Impact Assessment 

      Hariz, Zain; Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin; Nurliyana, Ariffin; Ridho, Bayuaji (EDP Sciences, 2017-02)
      The development of green technology in the construction industry since 10 years ago is something to be proud of Malaysia. Several alternative geopolymer materials were invented in Malaysia such as fly ash, POFA, kaolin, ...

    • Reviews on the different sources materials to the geopolymer performance 

      S. N. Fifinatasha; Mohd Mustafa Al-Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Zarina, Yahya; Rafiza, Abdul Razak; Liyana, Jamaludin (AENSI Publisher All rights reserved, 2013-10)
      Geopolymer is manufactured from the aluminosilicate source material in example fly ash, silica fume, kaolin, ground granulate blast slag (GGBS), boiler ash and volcano ash reactivated via alkaline solution. But the different ...

    • Reviews on the Geopolymer materials for coating application 

      Zarina, Yahya; Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Rafiza, Abdul Razak (Scientific.Net, 2012-12)
      The application of geopolymer has been expand in many areas where before this it only used for the production of cement and concrete. One of the new applications of geopolymer is for coating. Metakaolin, fly ash and ...

    • Reviews on the properties of aggregates made with or without geopolymerisation method 

      Rafiza, Abdul Razak; Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Prof. Madya Dr.; Djwantoro, Hardjito, Dr.; Zarina, Yahya (Scientific.Net/Trans Tech Publications, 2012-12)
      Aggregates are popular for use in concrete and lightweight concrete applications. Recent research shows that the by-product materials such as fly ash can be used as raw material in producing aggregates and lightweight ...

    • Roles of imputation methods for filling the missing values: A review 

      Norazian, Mohamed Noor; Ahmad Shukri, Yahaya, Prof. Madya; Nor Azam, Ramli, Prof. Dr.; Noor Faizah Fitri, Md. Yusof, Dr.; Mohd Mustafa Al Bakri, Abdullah (AENSI Publisher All rights reserved, 2013-10)
      Missing data are often encountered in many areas of research. Complete case analysis and indicator method can lead to serious bias. One of the comforting methods is implementation of imputation methods. The main purpose ...