Browsing Journal Articles by Title

Now showing items 2525-2544 of 2788

    • Sulfuric acid attack on ordinary Portland cement and geopolymer material 

      Mohd Izzat, Ahmad; Mohd Mustafa Al-Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Sandu, Andrei Victor; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Muhammad Faheem, Mohd Tahir; Moga, Ligia Mihaela (Institute for Scientific Information (ISI), 2013-09)
      The resistance of ordinary Portland cement binder towards acid had been widely discussed by researchers. The deterioration effect of this binder may cost high repair expense and rehabilitation. Geopolymer material is a new ...

    • Supercapacitor performance with activated carbon and graphene aerogel composite electrodes 

      Abdul Hakim, Ab. Rahim; Anis Nurashikin, Nordin; Mohd. Firdaus, Abd. Wahab (Universiti Malaysia Perlis (UniMAP), 2022-04)
      Thus far, activated carbon (AC) has been the material of choice as practical supercapacitor electrode material. However, graphene can be a better alternative material. This work presents a comprehensive ratio study of AC ...

    • Superior performance and reliability of copper wire ball bonding in laminate substrate based ball grid array 

      Chong, Leong Gan; Classe, Francis; Uda, Hashim, Prof. Dr. (Emerald Group Publishing Limited, 2013)
      Purpose - The purpose of this paper is to provide a systematic method to perform long-term reliability assessment of gold (Au) and copper (Cu) ball bonds in fineline ball grid array package. Also with the aim to study the ...

    • Supervisory fuzzy learning control for underwater target tracking 

      Kia, Chua; Arshad, Mohd Rizal; Adom, Abd Hamid; Wilson, Philip A. (World Academy of Science, Engineering and Technology, 2005-06)
      This paper presents recent work on the improvement of the robotics vision based control strategy for underwater pipeline tracking system. The study focuses on developing image processing algorithms and a fuzzy inference ...

    • The surface characteristics of under bump metallurgy (UBM) in electroless nickel immersion gold (ENIG) deposition 

      Mohd Khairuddin, Md Arshad; Ibrahim, Ahmad; Azman, Jalar; Ghazali, Omar (Elsevier Science, 2006)
      This paper discusses on the surface characteristics of each of the seven set-up process steps prior completion of under bump metallurgy (UBM) deposition. The Atomic Force Microscopy (AFM) and Scanning Electron Microscopy ...

    • Surface electromyographic analysis of the biceps brachii muscle of cricket bowlers during bowling 

      Nizam Uddin Ahamed; Sundaraj, Kenneth, Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Matiur, Rahman; Md. Asraf, Ali; Md. Anamul, Islam (Springer Netherlands, 2014-01)
      Cricket bowling generates forces with torques on the upper limb muscles and makes the biceps brachii (BB) muscle vulnerable to overuse injury. The aim of this study was to investigate whether there are differences in the ...

    • Surface electromyography assessment of the biceps brachii muscle between the endplate region and distal tendon insertion: Comparison in terms of gender, dominant arm and contraction 

      Nizam Uddin, Ahamed; Sundaraj, Kenneth, Assoc. Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Matiur J., Rahman; Md. Anamul, Islam; Md. Ashraf, Ali (Society of Physical Therapy Science, 2013-01)
      [Purpose] In some earlier studies of electromyography (EMG) of the upper arm biceps brachii (BB), researchers preferred to place the electrodes on the middle of the biceps muscle to analyze its function. This study ...

    • Surface electromyography for assessing triceps brachii muscle activities: A literature review 

      Md. Asraf, Ali; Sundaraj, Kenneth, Assoc. Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Nizam Uddin, Ahamed; Anamul S M Shohidull, Islam (Elsevier B.V., 2013)
      The goal of this review was to summarise the scientific findings of research conducted on the triceps brachii muscle using surface electromyography. To achieve this goal, we searched through several articles available from ...

    • Surface modification of titanium dioxide thin film for ss-DNA detection 

      Sharipah Nadzirah; Uda, Hashim, Prof. Dr. (Trans Tech Publications, 2014)
      This paper studies the Capacitance-Frequency of titanium dioxide (TiO₂) thin film-based interdigitated electrodes (IDEs) for ss-DNA immobilization. TiO₂ thin film was deposited on P-type silicon dioxide (SiO₂) (1 0 0) ...

    • Surface modification via wet chemical etching of single-crystalline silicon for photovoltaic application 

      Ali Hussain, Reshak, Prof. Dr.; Mukhzeer, Mohamad Shahimin, Dr.; Safizan, Shaari; N., Johan (Elsevier Ltd., 2013-11)
      The potential of solar cells have not been fully tapped due to the lack of energy conversion efficiency. There are three important mechanisms in producing high efficiency cells to harvest solar energy; reduction of light ...

    • Surface morphology and corrosion behavior of electrolytic coatings in different aqueous solutions 

      Siti Hawa, Mohamed Salleh; Mohd Nazree, Derman, Dr.; Mohd Zaidi, Omar; Rohaya, Abdul Malek (Trans Tech Publications, 2014)
      ZrO₃/AI₂O₃, AI₂O₃/Y₂O₃, ZrO₂/Y₂O₃ coatings were applied on SS440C steel substrates via an electrolytic double layer coating process. The effect of these different ceramic aquecous solutions on the surface morphology and ...

    • The surface morphology characterization of electroless nickel immersion gold under bump metallurgy (UBM) using SEM 

      Mohd Khairuddin, Md Arshad; Mohd Nazrin, Md Isa; Sohiful Anuar, Zainol Murad (American Institute of Physics, 2007-05-09)
      This paper presents the surface morphology characterization at each process step in electroless nickel immersion gold (ENIG) deposition using Scanning Electron Microscope (SEM). The characterization start at initial bond ...

    • Surface plasmon polariton in metal-insulator-metal configuration 

      Ahmed Ammar, R.; Lemerini, Mostefa (Universiti Malaysia Perlis (UniMAP), 2017)
      The optics of the surface plasmon resonance has been known for a long time. In the configuration multilayer, the optical coupling of a wave incident to collective oscillations of electrons along an interface between a ...

    • Surface plasmon resonance sensor sensitivity enhancement using gold-dielectric material 

      Fouad, S.; Naseer, Sabri; Zul Azhar, Zahid Jamal; Prabakaran, Poopalan (Universiti Malaysia Perlis (UniMAP), 2017)
      There has been increasing interest in the field of surface plasmon resonance sensing technology according to its advantages such as the small amount of sensing samples required, freedom of electromagnetic interference ...

    • Surface roughness analysis on reactive ion etched aluminium deposited wafer 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Aaron, Koay Terr Yeow (Trans Tech Publications, 2014)
      This paper investigates the factors that affect the surface roughness on an Aluminium deposited wafer after reactive ion etching (RIE) using a combination of Tetrafluoromethane (CF₄) and Oxygen (O₂) gaseous. A total of ...

    • Surface roughness and MRR effect on manual plasma arc cutting machining 

      Bhuvenesh, Rajamony, Assoc. Prof. Dr.; Muhamad Saifuldin, Abdul Manan, Dr.; M. H., Norizaman (World Academy of Science, Engineering and Technology (WASET), 2012)
      Industrial surveys shows that manufacturing companies define the qualities of thermal removing process based on the dimension and physical appearance of the cutting material surface. Therefore, the roughness of the ...

    • Surface roughness and wettability correlation on etched platinum using reactive ion ecthing 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Aaron, Koay Terr Yeow; Goh, Siew Chui; Khairul Anwar, Mohamad Khazali; Nooraihan, Abdullah (Trans Tech Publications, 2014-01)
      As the world of semiconductor is moving towards smaller and high-end applications, the quality of the bonding adhesion for wire bonding is very critical. Although aluminium has been the metallization of choice in integrated ...

    • Surface roughness scrutinizaton with RIE CF₄+Argon gaseous on platinum deposited wafer 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Aaron, Koay Terr Yeow; Siew Chui, Goh; Khairul Anwar, Mohamad Khazali; Nooraihan, Abdullah (Trans Tech Publications, 2014)
      Aluminium metallization has a disadvantage when it comes to high-end applications as it cannot withstand the high temperature and pressure. This paper studies the factors that affect the surface roughness on a Platinum ...

    • Surface state on first-order ferroelectrics 

      Junaidah, Osman; Tilley, David Reginald; Rosy, Teh; Ishibashi, Y.; Mohamad Nazri, Abdul Halif; Khian, Hooi Chew (Springer Berlin / Heidelberg, 2006)
      In the presence of a surface the Landau-Devonshire equations of ferroelectricity must be extended to include a boundary condition. For a ferroelectric with a second-order transition in the case when the polarization p(z) ...

    • Surface tension analysis of cost-effective paraffin wax and water flow simulation for microfluidic device 

      Nurulazirah, Md Salih; Uda, Hashim, Prof. Dr.; Nafarizal, Nayan, Prof. Madya Dr.; Chin, Fhong Soon; Mohd Zainizan, Sahdan, Dr. (Trans Tech Publications, 2014)
      In microfluidic devices, the most important aspect has to be considered for the manufacturing process is the material suitability and geometric design. Among the materials studied, paraffin wax has never been tested and ...