Now showing items 2663-2682 of 2765

    • Ultimate elastic wall stress (UEWS) test of glass fibre reinforced epoxy (GRE) pipe 

      Mohd Shukry, Abdul Majid; Assaleh, T. A.; Gibson, A. G.; Hale, J. M.; A., Fahrer; Rookus, C. A. P.; M., Hekman (Elsevier Ltd., 2011-10)
      This paper presents an experimental investigation of the behaviour of filament wound glass fibre reinforced epoxy (GRE) composite pipe under hydrostatic and biaxial load conditions at temperatures up to 95 °C. The format ...
    • Ultra-thin body and thin-BOX SOI CMOS technology analog figures of merit 

      Kilchytska, Valeria I.; Mohd Khairuddin, Md Arshad; Makovejev, Sergej; Olsen, Sarah H.; Andrieu, Francois; Poiroux, Thierry; Faynot, Olivier; Raskin, Jean Pierre; Flandre, Denis (Elsevier Ltd., 2012-04)
      In this paper, we analyze, for the first time to our best knowledge, the perspectives of ultra-thin body and ultra-thin BOX (UTBB) SOI CMOS technology for analog applications. We show that UTBB is a promising contender ...
    • Ultra-violet radiation-cured biofiber composites from kenaf: The effect of montmorillonite on the flexural and impact properties 

      Rozman, H. D.; Rozyanty, Abdul Rahman; Luqman, Musa; G. S. Tay (Taylor & Francis, 2010-04)
      Biofiber composites, cured by ultra-violet (UV) radiation were produced using kenaf fibers as the reinforcing agent and unsaturated polyester as the matrix. This research work focused on the effects of the incorporation ...
    • Ultra-wide band microwave filter utilizing quarter-wavelength short-circuited stubs 

      Mohammad Shahrazel, Razalli; Alyani, Ismail; Mohd Adzir, Mahdi; Mohd Nizar, Hamidon (Wiley Periodicals, 2008-11)
      Five poles quarter-wave short-circuited stubs is designed and developed to support the ultra-wide band (UWB) applications. The filter, with a total size of 41 mm × 12 mm operates within 2.7-9.83 GHz, produces a fractional ...
    • Ultrasonic assisted preparation and characterization of Conductive Polyaniline-Modified Magnetite Nanocomposites (PAni/Fe3O4 Nanocomposites) 

      Zakiyyu Ibrahim Taka; Mohd Kamarulzaki, Mustafa; Khairunnadim, Ahmad Sekak; Saliza, Asman (Universiti Malaysia Perlis (UniMAP), 2019-10)
      Polyaniline (PAni) is one of the most widely studied conducting polymers due to its easy synthesis method, reversible chemical reaction, and high environmental stability, low cost and flexible electrical conductivity. ...
    • Ultrasonic process tomographic imaging sensor: An approach utilising transceivers method 

      Mohd Hafiz, Fazalul Rahiman; Zulkarnay, Zakaria; Ruzairi, Abdul Rahim (Institute of Electrical and Electronics Engineering (IEEE), 2008-05-13)
      Direct analysis of the internal characteristics of process plant has become a widespread need in order to improve the design and operation of the equipment especially in liquid/gas two phase flows. In recent years, the ...
    • An ultrasonic sensing system for assisting visually impaired person 

      Norkharziana, Mohd Nayan; Ruben, Latchmanan (Penerbit UTM Press, 2016)
      This paper presents a design and analysis of ultrasonic sensing system for visually impaired person. This system operation consisting of ultrasonic sensor and a microcontroller as the brain for the system. The experimental ...
    • Ultrasonic tomography - image reconstruction algorithms 

      Mohd Hafiz, Fazalul Rahiman, Dr; Ruzairi, Abdul Rahim, Prof. Dr.; Herlina, Abdul Rahim, Dr.; Siti Zarina, Mohd Muji; Elmy Johana, Mohamad, Dr (International Journal of Innovative Computing, Information and Control (IJICIC), 2012-01)
      This paper focuses on image reconstruction algorithms for use in ultrasonic tomography. There are three types of algorithms namely Linear Back Projection, Hybrid Reconstruction and Hybrid Binary Reconstruction that are of ...
    • Ultrasonic tomography imaging for liquid-gas flow measurement 

      Muhammad Jaysuman, Pusppanathan; Nor Muzakkir, Nor Ayob; Fazlul Rahman, Mohd Yunus; Khairul Hamimah, Abbas; Herlina, Abdul Rahim, Dr.; Loew,  Pei Ling, Dr.; Ruzairi, Abdul Rahim, Prof. Dr. ; Fatin Aliah, Phang Abdullah, Dr.; Mohd Hafiz, Fazalul Rahiman, Dr.; Zulkarnay, Zakaria (International Frequency Sensor Association (IFSA), 2013)
      This research was carried out to measure two-phase liquid - gas flow regime by using a dual functionality ultrasonic transducer. Comparing to the common separated transmitter-receiver ultrasonic pairs transducer, the dual ...
    • Ultrasonic tomography imaging simulation of two-phase homogeneous flow 

      Mohd Hafiz Fazalul, Rahiman; Zulkarnay, Zakaria; Ruzairi, Abdul Rahim; Wei, Nyap Ng (Emerald Group Publishing Limited, 2009-09)
      Purpose - The purpose of this paper is to present an implementation of ultrasonic tomography simulation to investigate the laminar flow of stratified liquid between water and oil. Design/methodology/approach - The velocity ...
    • Ultrawideband quadrature power divider employing double wireless via 

      Siti Zuraidah, Ibrahim; Marek Edward, Bialkowski; Abbosh, A. (Wiley Periodicals, Inc., 2012-02)
      The article reports the design of an ultrawideband quadrature power divider in uniplanar microstrip technology. The proposed device uses the conventional Wilkinson power divider with one of its output arms equipped with a ...
    • `Umran : pemangkin kemakmuran di Alam Melayu 

      Mahayudin, Hj Yahaya (Center for Communication Technology And Human Development (UniMAP), 2015)
      `Umran merupakan suatu konsep bahau dan penting dalam kehidupan masyarakat Islam yang disifatkan sebagai “masyarakat terbaik” (ummatan wasatan) di dalam al- Quran. Kajian ini memfokuskan pada `umran dan aplikasinya di Alam ...
    • Uncertainty modeling in the prediction of effective mechanical properties using stochastic homogenization method with application to porous trabecular bone 

      Khairul Salleh, Basaruddin; Takano, Naoki; Akiyama, Hikaru; Nakano, Takayoshi (The Japan Institute of Metals and Materials, 2013)
      A systematic modeling of uncertainty due to image processing, material characteristics and experimental works was developed in order to propose a novel stochastic image-based multi-scale method for heterogeneous media. The ...
    • Under Bump Metallurgy (UBM)-a technology review for flip chip packaging 

      Mohd Khairuddin Md Arshad; Uda Hashim; Muzamir Isa (Department of Mechanical Engineering, University Malaya, 2007)
      Flip chip packaging technology has been utilized more than 40 years ago and it still experiencing an explosives growth. This growth is driven by the need for high performance, high volume, better reliability, smaller size ...
    • An Undergraduate Micro Fabrication Course at the Northern Malaysia University College of Engineering 

      Uda, Hashim, Prof. Dr.; Zul Azhar, Zahid Jamal, Prof. Dr. (Kolej Universiti Kejuruteraan Utara Malaysia, 2004)
      This paper presents the development of a new course conducted by the School of Microelectronic Engineering at the Northern Malaysia University College of Engineering or Kolej Universiti Kejuruteraan Utara Malaysia (KUKUM) ...
    • Understanding the behaviour of pulsed laser dry and wet micromachining processes by multi-phase smoothed particle hydrodynamics (SPH) modelling 

      Noorhafiza, Muhammad, Dr.; Rogers, Benedict, Dr.; Li, Lin (IOP Publishing, 2013-03)
      A smoothed particle hydrodynamics (SPH) numerical model is developed to simulate the three-phase laser micro-machining process for medical coronary stent manufacture. The open-source code SPHysics is used to model the ...
    • Unified MPPT control strategy for Z-source inverter based photovoltaic power conversion systems 

      Sengodan, Thangaprakash (The Korean Institute of Power Electronics, 2012-01)
      Z-source inverters (ZSI) are used to realize both DC voltage boost and DC-AC inversion in single stage with a reduced number of power switching devices. A traditional MPPT control algorithm provides a shoot-through interval ...
    • "UniMAP 2002-2005: persepsi dan impak ekonomi Perlis" 

      Mohd Mizan, Aslam; Abdul Halim, Abdul (School of Business Innovation and Technopreneurship, Universiti Malaysia Perlis (UniMAP), 2011-02)
      Universiti Malaysia Perlis (UniMAP) ditubuhkan pada Julai 2001 dan telah memulakan operasinya secara rasmi selepas perlantikan Brigedier Jen. Data 'Professor Dr. Kamarudin Hussin sebagai Naib Canselor pertama pada 16 ...
    • Uninterruptible power supply monitoring system with Visual Basic 

      Sohiful Anuar, Zainol Murad; Mohd Nazrin, Md Isa; Norazeani, Abdul Rahman (Universiti Malaysia PerlisSchool of Microelectronic Engineering, 2006-12-29)
      In industrial process today, reliability of equipment is very important. Power supply must be able to cater the need of industrial process. In case of power failure, backup power supply system must be able to support the ...
    • Unsaturated polyester-kenaf composites: The effects of a modified montmorillonite filler on the tensile properties 

      R. H., Din; Luqman, Musa; A. A., Musa; Tay, G. -S. (Taylor & Francis Group, LLC., 2010-06)
      This study has been embarked to use the nanofiller to compensate the adverse effect of the lignocellulosic filler. Unsaturated polyester-kenaf composites filled with various types of MMT filler were produced. The study ...