• Evaluation of the effect of silica fume on amorphous fly ash geopolymers exposed to elevated temperature 

  Li, Ong Huey; Yun-Ming, Liew; Cheng-Yong, Heah; Ridho, Bayuaji; Mohd Mustafa Al Bakri, Abdullah; Loong, Foo Kai; Jin, Tan Soo; Teng, Ng Hui; Nabiałek, Marcin; Jeż, Bartłomiej; Yong Sing, Ng (MDPI AG, 2021-01)

  The properties of amorphous geopolymer with silica fume addition after heat treatment was rarely reported in the geopolymer field. Geopolymer was prepared by mixing fly ash and alkali activator. The silica fume was added ...

• Characterisation at the bonding zone between fly ash based geopolymer repair materials (GRM) and ordinary portland cement concrete (OPCC) 

  Warid Wazien, Ahmad Zailani; Mohd Mustafa Al Bakri, Abdullah; Mohd Fadzil, Arshad; Rafiza, Abd Razak; Muhammad Faheem, Mohd Tahir; Remy Rozainy, Mohd Arif Zainol; Nabiałek, Marcin; Sandu, Andrei Victor; Wysłocki, Jerzy J.; Błoch, Katarzyna (MDPI AG, 2020-12)

  In recent years, research and development of geopolymers has gained significant interest in the fields of repairs and restoration. This paper investigates the application of a geopolymer as a repair material by implementation ...

• Characterization of geopolymer ceramic reinforced Sn-0.7Cu composite solder: effect of milling time and speed 

  Mohd Arif Anuar, Mohd Salleh; Mohd Mustafa Al Bakri, Abdullah; Thiaghu, Maiteli; Nur Syahirah, Mohamad Zaimi; Romisuhani, Ahmad (IOP Publishing Ltd, 2019-12)

  The effect on the addition of optimally ball milled kaolin and fly ash geopolymer ceramic as reinforcement on the morphology and electrical properties of Sn-0.7Cu composite solder were explored. Geopolymer ceramics from ...

• The effect of chloride ion diffusion on corrosion activity of kaolin geopolymer paste in artificial seawater 

  Sahrul, Abd Hakim; Yusrina, Mat Daud; Mohammad Firdaus, Abu Hashim‬; Mohd Mustafa Al Bakri, Abdullah; Hasri; Hartati (IOP Publishing Ltd, 2019-12)

  This paper presents the effect of chloride ion diffusion on the corrosion activity of kaolin geopolymer paste in artificial seawater. An aluminosilicate material that rich with aluminium and silicon such as kaolin is ...

• 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 ...

• Natural Fiber Filament Wound Composites: A Review 

  Suriyati, Mohamed Ansari; Che Mohd Ruzaidi, Ghazali; Kamarudin, Hussin (EDP Sciences, 2017)

  In recent development, natural fibers have attracted the interest of engineers, researchers, professionals and scientists all over the world as an alternative reinforcement for fiber reinforced polymer composites. This is ...

• 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 ...

• Effect of Alkaline Activator to Fly Ash Ratio for Geopolymer Stabilized Soil 

  Muhammad Sofian, Abdullah; Fauziah, Ahmad (EDP Sciences, 2017)

  Geopolymer technology have been developed and explored especially in the construction material field. However, lack of research related to geopolymer stabilized soil. In this research, the utilization of geopolymer has ...

• 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 ...

• Treated oil palm ash as precursor in the zeolite synthesis 

  Faizul, Che Pa; Abdullah, Chik; Md. Fazlul, Bari (Trans Tech Publications Ltd., 2016)

  In this study, the ability of treated oil palm ash aided with kaolin powder to produce zeolites is studied. The palm ash has been treated with citric acid via a leaching process to get rid of the metallic impurities in it. ...

• Isothermal aging affect to the growth of Sn-Cu-Ni-1 wt. % TiO2 composite solder paste 

  Rita, Mohd Said; Mohd Arif Anuar, Mohd Salleh; Mohd Nazree, Derman; Mohd Izrul, Izwan Ramli; Norhayanti, Mohd Nasir; Norainiza, Saud (Trans Tech Publications Ltd., 2016-07)

  This work investigated the effects of 1.0 wt. % TiO2 particles addition into Sn-Cu-Ni solder paste to the growth of the interfacial intermetallic compound (IMC) on Cu substrate after isothermal aging. Sn-Cu-Ni solder paste ...

• Wettability and shear strength of Sn-Cu-Ni-xSi3N4 composite solder 

  Mohd Izrul, Izwan Ramli; Mohd Arif Anuar, Mohd Salleh; Mohd Nazree, Derman; R.M. Said; Norhayanti, Mohd Nasir; Norainiza, Saud (Trans Tech Publications Ltd., 2016-07)

  The wettability and mechanical properties of solder the joint of Sn-Cu-Ni-xSi3N4 had been investigated. In this study, five different silicon nitride (Si3N4) percentage addition were chosen (0 wt. %, 0.25 wt. %, 0.5 wt. ...

• Theoretical calculations for MUO3 (M = Na; K; Rb): DFT + U study 

  Sikander, Azam; Ali Hussain, Reshak, Prof. Dr. (Elsevier B.V., 2014-09)

  The energy band structure, density of states and electronic charge density for MUO3 (M = Na; K; Rb) compound has been inspected in support of density functional theory (DFT). We have employed the GGA + U to treat the ...

• The root caused analysis of leakaged heat exchanger tube 

  Shaiful Rizam, Shamsudin; Mohd Arif Anuar, Mohd Salleh; Azmi, Rahmat, Assoc. Prof. Dr.; Mazlee, Mohd Noor, Dr.; Mohd Harun; Hafizal, Yazid (Carl Hanser Verlag GmbH & Co., 2015-03)

  AISI type 316L stainless steel was used as a heat exchanger tube material in an inter-cooler column. After less than a year of operation, severe corrosion failures occurred and a transverse opening leakage was observed on ...

• Electronic band structure and optoelectronic properties of SrCu2X2(X = As, Sb): DFT calculation 

  Saleem Ayaz, Khan; Ali Hussain, Reshak, Prof. Dr.; Zeyad A., Alahmed (Springer Science+Business Media New York., 2014-07)

  All-electron-full potential linear-augmented plane wave method with Engel Vosko approximation was used for calculating the electronic structure, Fermi surface, and optical properties of SrCu2X2 (X = As, Sb). The calculated ...

• Structural, electronic, and optical properties of orthorhombic and triclinic BiNbO4 determined via DFT calculations 

  Litimein, F; Rabah, Khenata, Prof. Dr.; Gupta, Sanjeev Kumar, Prof.; Murtaza, Ghulam, Assoc. Prof.; Ali Hussain, Reshak, Prof. Dr.; Abdelmadjid, Bouhemadou; Saad, Binomran; Masood, Yousaf; Jha, Prafulla Kumar (Springer Science+Business Media New York., 2014-11)

  We performed ab initio calculations using the FPLAW method with the local density approximation (LDA) implemented in the WIEN2 k code for the orthorhombic (α) and triclinic (β) phases of BiNbO4. The modified Becke-Johnson ...

• Optoelectronic and thermoelectric properties of KAuX5 (X = S, Se): A first principles study 

  Wilayat, Khan; Ali Hussain, Reshak, Prof. Dr. (Springer Verlag, 2014-02)

  The electronic structure as well as optical and thermoelectric properties of the orthorhombic polychalcogenides of gold KAuX5 (X = S, Se) compounds have been investigated using full-potential linearized augmented plane ...

• Thermoelectric properties of a single graphene sheet and its derivatives 

  Ali Hussain, Reshak, Prof. Dr.; Saleem Ayaz, Khan; Auluck, Sushil, Dr. (Royal Society of Chemistry, 2014-04)

  The thermoelectric properties of pristine graphene and H2S adsorbed onto bridge, hollow and top sites of a graphene sheet are investigated using the semi-classical Boltzmann transport theory. The average values of electrical ...

• Density functional study of electronic, charge density, and chemical bonding properties of 9-methyl-3-Thiophen-2-YI-Thieno [3,2-e] [1, 2, 4] Thriazolo [4,3-c] pyrimidine-8-Carboxylic acid ethyl ester crystals 

  Ali Hussain, Reshak, Prof. Dr.; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Zeyad A., Alahmed; Auluck, Sushil, Dr.; Jan Chysky, Prof. Dr. (Elsevier B. V., 2014-06)

  A comprehensive theoretical density functional investigation of the electronic crystal structure, chemical bonding, and the electron charge densities of 9-Methyl-3-Thiophen-2-YI-Thieno [3, 2-e] [1, 2, 4] Thriazolo [4,3-c] ...

• Effects of processing method and nanofiller size on mechanical properties of biomedical thermoplastic polyurethane (TPU) nanocomposites 

  Azlin Fazlina, Osman; Edwards, Grant; Martin, Darren (Trans Tech Publications, 2014-03)

  The effects of processing method and nanofiller size on mechanical performance of biomedical thermoplastic polyurethane (TPU)-organosilicate nanocomposites were examined. High energy milled organofluoromica nanofillers ...

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