Now showing items 1183-1202 of 2765

    • Half-metallic ferromagnetism in Al1-xCrxP and superlattices (AlP)n/(CrP)m by density functional calculations 

      M., Merabet; Djamel, Rached; S., Benalia; Ali Hussain, Reshak, Prof. Dr.; Bettahar, N.; Righi, H.; Baltache, H.; Soyalp, F.; Labair, M. (Elsevier, 2014-01)
      Using the first-principles full-potential linear muffin-tin orbital (FP-LMTO) method based on density functional theory, we have investigated the electronic structure and magnetism of order dilute ferromagnetic semiconductor ...
    • Hamming and hausdorff distance measures for staff selection problem: A comparison 

      R., Md. Saad; Muhammad Zaini, Ahmad, Dr.; Muhammad Shahar, Jusoh, Dr.; Mohd Syafarudy, Abu (Medwell Journals, 2013)
      Selecting the right person to a particular job needs a lot of considerations, especially in a growth company. To solve this problem, many organisations have created an ideal candidate that fulfils all requirements for a ...
    • The hardware design technique for ultrasonic process tomography system 

      Mohd Hafiz, Fazalul Rahiman, Dr.; Ruzairi, Abdul Rahim, Prof. Dr.; Herlina, Abdul Rahim, Dr.; Nor Muzakkir, Nor Ayob (International Frequency Sensor Association Publishing (IFSA), 2012-06)
      This paper describes a work carried out to design and development an ultrasonic process tomography system. The hardware design technique is of interest of this paper. A number of 32-ultrasonic transducers have been ...
    • Hardware developments of an ultrasonic tomography measurement system 

      Hudabiyah, Arshad Amari; Ruzairi, Abdul Rahim; Mohd Hafiz, Fazalul Rahiman; Herlina, Abd Rahim; Pusppanathan, Muhammad Jaysuman (International Frequency Sensors Association (IFSA), 2011-01)
      This research provides new technique in ultrasonic tomography by using ultrasonic transceivers instead of using separate transmitter-receiver pair. The numbers of sensors or transducers used to acquire data plays an important ...
    • Hardware developments of an ultrasonic tomography measurement system 

      Hudabiyah, Arshad Amari; Ruzairi, Abdul Rahim; Mohd Hafiz, Fazalul Rahiman (International Frequency Sensor Association (IFSA), 2011-01)
      This research provides new technique in ultrasonic tomography by using ultrasonic transceivers instead of using separate transmitter-receiver pair. The numbers of sensors or transducers used to acquire data plays an important ...
    • Hardware implementation of multiple fan beam projection technique in optical fibre process tomography 

      Ruzairi, Abdul Rahim; Mohd Hafiz Fazalul, Rahiman; Lai, Chen Leong; Kok, San Chan; Jon, Fea Pang (Molecular Diversity Preservation International (MDPI), 2008-05)
      The main objective of this project is to implement the multiple fan beam projection technique using optical fibre sensors with the aim to achieve a high data acquisition rate. Multiple fan beam projection technique here ...
    • Harmonics suppression single-fed dual-circularly polarized microstrip patch antenna for future wireless power transmission 

      Rosemizi, Abd. Rahim; Syed Idris, Syed Hassan, Prof. Dr.; Mohd Fareq, Abd. Malek, Dr.; Junita, Mohd Nordin; Haris Fazilah, Hassan (Engg Journals Publications, 2013-10)
      This paper presents a novel design of a harmonic suppression single-fed dual-circularly polarized microstrip patch antenna for a rectenna system in the future wireless power transmission application. The proposed antenna ...
    • Heat and Mass Transfer in MHD Stagnation‐point Flow over a permeable Stretching/Shrinking Sheet in the Presence of Radiation Effect, Soret Effect and Slip Parameter 

      Fatin Nabila, Kamal; Khairy, Zaimi (Institute of Engineering Mathematics, Universiti Malaysia Perlis, 2017)
      The numerical solution of steady two‐dimensional magnetohydrodynamic (MHD) stagnation‐point flow over a permeable stretching/shrinking sheet with radiation effect, Soret effect and slip parameter is considered in this ...
    • Heat dissipation analysis under natural convection condition on high power LED 

      Vairavan, Rajendaran; Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (AENSI Publisher All rights reserved, 2013-10)
      As the technology downscales with superior power and increased package density, the thermal effects of the high power LED are significant. Thus, the operating junction temperature of the high power light emitting diodes ...
    • Heat sink fin number variation analysis on single chip high power LED 

      Zaliman, Sauli, Dr.; Vairavan, Rajendaran; Retnasamy, Vithyacharan (Trans Tech Publications, 2014-01)
      Thermal management of high power LED is crucial the reliability and performance of the LED affected by the heat produced during photon emission. Heat sinks are utilized to dissipate the heat and to lower the operating ...
    • Height measurement based on fringe projection 

      Retnasamy, Vithyacharan; Zaliman, Sauli, Dr.; Nor Shakirina, Nadzri; Veriven, Christopher John (Trans Tech Publications, 2014)
      A three-dimensional surface measurement using fringe projection technique has received attention among the researches for the last few decades.However choosing the best method is the challenge because one needs to consider ...
    • Heterogeneous speech prediction using LDA classifiers 

      Mohd Ridzwan, Tamjis; Muhammad Naufal, Mansor; Ahmad Kadri, Junoh; Amran, Ahmed; Wan Suhana, Wan Daud; Azrini, Idris (Trans Tech Publications, 2014-08)
      Classroom speech intelligibility has become one of the main concerns in schools and other learning institutions development nowadays. This is because the qualities of student’s perceptions towards teacher are essentials ...
    • Hexagon platinum Schottky contact with ZnO thin film for hydrogen sensing 

      Mas Elyza, Mohd Azol; Nafarizal, Nayan, Prof. Madya Dr.; Uda, Hashim, Prof. Dr.; Muhammad Kashif, Muhammad Faroow; Mahnaz, Shafiei; Loew,  Pei Ling; Rashidah @ Siti Saedah, Arsat, Dr. (Penerbit UTM Press, 2013)
      This paper reports on the study of the effect on adding total peripheries and sharp edges to the Schottky contact as a hydrogen sensor. Schottky contact was successfully designed and fabricated as hexagon-shape. The contact ...
    • High degree of testability using full scan chain and ATPG-An industrial perspective 

      Mamun, Ibne Reaz; Lee, W. F.; Hamid, N. H.; Lo, H. H.; Ali Yeon, Mohd Shakaff, Prof. Dr. (Asian Network for Scientific Information, 2009)
      This study describes an efficient design methodology from an industrial perspective on utilizing Register Transfer Level (RTL) coding style, full scan chain implementation and Automatic Test Pattern Generation (ATPG) to ...
    • High efficiency, good linearity, and excellent phase linearity of 3.1-4.8 GHz CMOS UWB PA with a current-reused technique 

      Sohiful Anuar, Zainol Murad; Pokharel, R. K.; Sapawi, R.; Kanaya, H.; Yoshida, K. (Institute of Electrical and Electronics Engineers (IEEE), 2010-08)
      This paper describes the design of 3.1 to 4.8 GHz CMOS power amplifier (PA) for ultra-wideband (UWB) applications using 0.18-m CMOS technology. The UWB PA proposed here employs cascode topology with a currentreused technique ...
    • High Gain and High Directive of Antenna Arrays Utilizing Dielectric Layer on Bismuth Titanate Ceramics 

      Fwen Hoon, Wee; Mohd Fareq, Abd Malek; Farid Ghani; S. Sreekantan; A. U. Al-Amani (Hindawi Publishing Corporation, 2012-06-25)
      A high gain and high directive microstrip patch array antenna formed from dielectric layer stacked on bismuth titanate (BiT) ceramics have been investigated, fabricated, and measured. The antennas are designed and constructed ...
    • High power LED heat dissipation analysis via copper diamond slug 

      Vairavan, Rajendaran; Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (AENSI Publisher All rights reserved, 2013-10)
      The emergence of high power light emitting diode as a novel electronic based light source is due to its vast advantage in terms of optical efficacy, low power consumption and enhanced life time. However, the performances ...
    • High sensitivity fiber Bragg grating pressure sensor using thin metal diaphragm 

      Ahmad, H.; Wu, Yi Chong; Thambiratnam, K.; Zulklifi, M.Z.; Prabakaran, Poopalan, Prof. Madya; Thant, M. M. M; Harun, S. W. (Institute of Electrical and Elctronics Engineering (IEEE), 2009-12)
      A high sensitivity pressure sensor design without a polymer transducer is demonstrated in this paper. The sensor uses a thin metal diaphragm as a pressure transducer instead of a polymer. The sensor is tested to a maximum ...
    • A high speed and well-structured partial product generator for parallel multiplier 

      Rizalafande, Che Ismail; Beckett, P (Univerisiti Malaysia Perils, 2007)
      Previously reported multiplication algorithms mainly focus on rapidly reducing the partial product rows down to final sums and carries used for the final accumulation. In this paper, an efficient approach for partial product ...
    • High temperature corrosion behaviour of steel with a Carbonate deposit at 1123K 

      Habsah, Md Ishak; Mohammed Misbahul, Amin; Nazree, Derman; Khairul Rafezi, Ahmad (School of Materials Engineering, 2007)
      The high temperature corrosion behavior of A1S1 304 austenitic stainless steel and S45C carbon steel were studied in presence with CaCO3 salt at 1123K for 24,48,72, 96 and 120 hour. The studies were carried out to determine ...