Now showing items 172-191 of 255

    • Optimization of alkaline activator / fly ash ratio on the compressive strength of manufacturing fly ash-based geopolymer 

      Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; O. A. K. A., Karem; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Rafizah, Abu Rashid; Norazian, Mohamed Noor (Trans Tech Publications, 2012)
      Fly ash and a mixture of alkaline activators namely sodium silicate (Waterglass) and sodium hydroxide (NaOH) solution were used for preparing geopolymer. The aim of this research is to determine the optimum value of the ...
    • Optimization of NaOH Molarity, LUSI Mud/Alkaline Activator, and Na2SiO3/NaOH Ratio to Produce Lightweight Aggregate-Based Geopolymer 

      Rafiza, Abdul Razak; Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin; Khairul Nizar, Ismail; Djwantoro, Hardjito; Zarina, Yahya (MDPI AG, 2015-05-21)
      This paper presents the mechanical function and characterization of an artificial lightweight geopolymer aggregate (ALGA) using LUSI (Sidoarjo mud) and alkaline activator as source materials. LUSI stands for LU-Lumpur and ...
    • Optimization of solids-to-liquid and alkali activator ratios of calcined kaolin geopolymeric powder 

      Liew, Yun Ming; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohd Mustafa Al Bakri, Abdullah; Binhussain, M.; Luqman, Musa, Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Che Mohd Ruzaidi, Ghazali; Cheng, Yong Heah (Elsevier Ltd, 2012-12)
      This paper investigates the effect of S/L and alkali activator ratios on the synthesis of geopolymeric powder. Geopolymeric powder was synthesized by applying geopolymerization process. By adopting the concept of "just ...
    • PC (Polystyrene Concrete) 

      Mohd Mustafa Al-Bakri, Abdullah; Che Mohd Ruzaidi, Ghazali, Assoc. Prof.; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Dr.; Norzaidi, Zainol; Mohd Tajuddin, Idris (Malaysian Invention and Design Society (MINDS), 2007-07-18)
      Polystyrene Concrete (PC) was fabricated by mixing the composition of cement and polystyrene wastes. The polystyrene wastes will act as coarse or fine aggregates in the mixture. PC can be transformed into useful product ...
    • PCB Waste Brake Pad 

      Che Mohd Ruzaidi, Ghazali, Assoc. Prof.; Kamarudin, Hussin, Brig. Gen. Dato' Prof. Dr.; Shamsul Baharin, Jamaludin, Prof. Dr.; Radzi Ali, Mohamed Faisol (Universiti Teknologi MARA, Kedah, 2010-07-28)
      Brake pad is an important of braking system for all typer of vehicles. Asbestos was widely used in pads for its heat resistance, but due to health risks, it has now been replaced by a mix of alternative fibers such as ...
    • Pencirian Batu Reput di Negeri Perlis menggunakan XRD dan SEM 

      Mohd Nazry, Salleh; Khairul Nizar, Ismail; Kamarudin, Hussin; Shamsul Baharin, Jamaludin; Che Mohd Ruzaidi, Ghazali (Kolej Universiti Kejuruteraan Utara Malaysia, 2006-06-15)
      Pencirian batu reput yang diperolehi daripada pembekal Tasuh Kuari Sdn. Bhd. dilakukan dengan menggunakan Pembelauan Sinar-X (XRD) dan Mikroskop Imbasan Elektron dengan penganalisa spektrometer serakan tenaga sinar-x ...
    • Peranan institusi pengajian tinggi dalam memartabatkan dan memperkasakan Institusi Raja di Malaysia 

      Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Hanum, Hassan, Dr.; Ramlah, Adam, Prof. Datin Paduka Datuk Dr.; Nurul Syazwani, Zulkifli; Adila, Ismail; Asiah, Sarji, Prof. Dr. (Universiti Malaysia Perlis (UniMAP)Pusat Kajian Institusi Raja Malaysia, 2013-06-05)
    • Perception of teacher on Cooperative Learning 

      Nur Salimah, Alias; Huzili, Hussin; Junainor, Hassan; Nor Syamimi, Mohamed Adnan; Mohamad Hashim, Othman; Kamarudin, Hussin (EDP Sciences, 2018)
      The participation of students in the process of learning is one of the keys to ensure effective learning outcomes either in terms of knowledge or skill. However, teacher-centred teaching methods which have been practiced ...
    • Photoelectrical properties and the electronic structure of Tl 1-xIn1-xSnxSe2 (x = 0, 0.1, 0.2, 0.25) single crystalline alloys 

      Davydyuk, G. E.; Khyzhun, Oleg Yu; Ali Hussain, Reshak, Prof. Dr.; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Myronchuk, G.L.; Danylchuk, S.P.; Fedorchuk, Anatolii O.; Piskach, L.V.; Mozolyuk, M.Yu.; Parasyuk, O.V. (Royal Society of Chemistry, 2013-05-14)
      Photoelectrical properties of Tl1-xIn1-xSn xSe2 single crystalline alloys (x = 0, 0.1, 0.2, 0.25) grown using the Bridgman-Stockbarger method were studied. The temperature dependence of electrical and photoconductivity for ...
    • Physical & Chemical properties of Pulverised Fuel Ash 

      Khairul Nizar, Ismail, Dr.; Kamarudin, Hussin, Kol. Prof. Dato' Dr.; Mohd Sobri, Idris (Universiti Malaysia Perlis (UniMAP), 2007-06-09)
      Pulverised fuel ash is the finely divided mineral residue resulting from the combustion of coal in electric generating plants. Pulverised fuel ash consists of inorganic, incombustible matter present in the coal that has ...
    • Physicochemical properties of pyrolitic carbon black from waste tyres 

      Umi Fazara, Md. Ali, Dr.; Ishak, Jainoo; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Fahmi, Muhammad Ridwan, Dr. (Trans Tech Publications, 2014)
      Waste tyres which are mainly generated from automotive industries have become a major environmental problem to the local authorities, the tyre industries and tyre dealer. When tyres are no longer usable due to worn-out, ...
    • Polyolefin layered silicates nanocomposites - A review 

      Yusrina, Mat Daud; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Azlin Fazlina, Osman (Trans Tech Publications, 2014)
      A review is given of polyolefins layered silicates nanocomposites. This group of commodity thermoplastic is widely used and gain a great attention among researcher now days for nanocomposite preparation with layered silicates ...
    • Portable AEROHUB- UniMAP Fire Fighter 

      Kamaruddin, Hussin, Brig. Jen. Dato' Prof. Dr.; M. Nasir, Zainal Ariff, Prof.; Shamsul Baharin, Jamaludin, Assoc. Prof. Dr.; Khairul Nizar, Ismail, Dr.; Che Mohd Ruzaidi, Ghazali, Assoc. Prof. Dr.; Omar, Bahari (Malaysian Invention and Design Society (MINDS), 2007-05-18)
      AEROHUBTM aerosol fire suppression system represents a dramatic advancement in fire protection over alternative Halon, CO2, dry chemical and Water system.
    • Potential application of kaolin without calcine as greener concrete: A review 

      Cheng, Yong Heah; Hazlinda, Kamarudin; Mohd Mustafa Al-Bakri, Abdullah; Luqman, Musa, Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr; Liew, Y. M. (INSInet Publications, 2011-07)
      Kaolin is a white raw material that has an essential constituent which makes it ideal for industrial applications such as green concrete. Based on a historical review, it appears that green polymeric composites created by ...
    • The potential of mixing between ordinary portland cement and fly ash to produce the lightweight aggregate 

      Hamizi, Yahya; Khairul Nizar, Ismail; Norlia, Mohamad Ibrahim; Mokhzani Khair, Ishak; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      In this present study, the lightweight aggregates (LWA) were produced from ordinary Portland cement (OPC) mixed with fly ash with three type of composition. The LWA is produced in granules shape with the diameter of the ...
    • Preliminary Microstructure and Hardness Studies of A356/Stainless Steel Composite via Gravity Die Casting Technique 

      Mazlee Mohd Noor; Shamsul Baharin Jamaludin, Assoc. Prof. Dr.; Kamarudin Hussin, Kol. Prof. Dato’ Dr.; Shaiful Rizam Shamsudin; K. Ismail (Universiti Malaysia Perlis (UniMAP), 2007-06-09)
      The microstructure and hardness of A356/stainless steel composite via gravity die casting technique were evaluated. Both nearly completed bonding and incomplete bonding was seen at the stainless steel wire- A356 matrix ...
    • Preliminary study on concrete with Polystrene waste coarse aggregate 

      Mohd Mustafa Al Bakri, Abdullah; Che Mohd Ruzaidi, Ghazali; Norazian, Mohd Noor; Kamarudin, Hussin; Abu Bakar, Mohamad Diah; Mohd Tajuddin, Mohd Idris (2007)
      Polystrene wastes are becoming a major environment concern; due to its large production quantities and its non-biodegrable nature. Provided that the high molecular-weight material can be broken down into useful low ...
    • Preliminary study on concrete with polystyrene waste coarse aggregate 

      Mohd Mustafa, Al Bakri Abdullah; Che Mohd Ruzaidi, Ghazali; Norazian, Mohamed Noor; Kamarudin, Hussin; Abu Bakar, Mohamad Diah; Mohd Tajuddin, Mohd Idris (Construction Industry Development Board, Malaysia (CIDB), Construction Research Institute of Malaysia (CREAM) & Universiti Teknologi MARA (UiTM), 2007-03-14)
      Polymer recycling has received a great deal of attention in this recent year. Presently, small percentage of polymer wastes in Malaysia has been under going the recycling process. This recycling process has typically been ...
    • Processing and characterization of calcined kaolin cement powder 

      Liew, Yun Ming; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohd Mustafa Al Bakri, Abdullah; Luqman, Musa, Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Che Mohd Ruzaidi, Ghazali; Cheng, Yong Heah (Elsevier Ltd, 2012-05)
      Abstract This paper aimed at investigating the possibility of calcined kaolin to produce cement powder that could be an alternative to Portland cement by applying geopolymerization process. Cement paste was firstly made ...
    • The processing, characterization, and properties of fly ash based geopolymer 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 (Advanced Study Center Co. Ltd, 2012)
      In recent years, attempts to increase the utilization of fly ash as a replacement for ordinary Portland cement (OPC) in concrete have increased in significance. Geopolymer concrete does not need the presence of Portland ...