Now showing items 181-200 of 2600

    • The effect of Strontium on the Magnesium sacrificial anode by planned interval immersion 

      Najib Saedi, Ibrahim; Shaiful Rizam, Shamsudin (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      The effect of Sr on the Mg sacrificial anode performance in the corrosion protection was investigated by planned interval immersion and current efficiency test. XRD analysis was used to determine the presence of MgI7Sr2 ...
    • Flow and heat transfer over an unsteady stretching surface with hall effect using Keller box method 

      Muhamad Hafiz, Masran; Sharidan, Shafie, Dr.; Wan Zuki Azman, Wan Muhamad (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      This report discussed the solution procedure to obtain the velocity and temperature profiles for the unsteady flow and heat transfer past a semi-infinite stretching sheet. In addition, the effects of Hall current and ...
    • Investigating size features of acute leukemia using k-nearest neighbors 

      Nadiatun Zawiyah, Supardi; Nor Hazlyna, Harun; Mohd Yusoff, Mashor, Prof. Dr.; Rosline, Hassan, Dr. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      This study investigates the size feature of acute leukemia of blood sample image by using k-NN as a classifier. K-NN is believed to be one of the simplest methods in classifying data including images. Hence, this paper ...
    • Simulation and characterization of MEMS piezoelectric thermal actuator 

      Palianysamy, Moganraj; Raman, Sathisvaran; Hasnizah, Aris; Retnasamy, Vithyacharan (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      The development of low cost MEMS devices has been the main focus in recent years. This leads to discovery of MEMS materials and suitable devices. Magnetostatic and electrostatic actuators produce relatively small forces; ...
    • Decision making process based on local machine vision in an multi-agent autonomous system with application in Robot Soccer 

      Nadarajah, Sivadev; Sundaraj, Kenneth, Prof. Dr. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      This paper will outline the need to convert the existing vision system used in Robot Soccer which is the global vision variant to the local vision and describe the processes need in order to determine the relevant information ...
    • Characterization of LUSI mud volcano as geopolymer raw material: A review 

      Rafiza, Abdul Razak; Mohd Mustafa Al-Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Djwantoro, Hardjito, Dr. Ir.; Khairul Nizar, Ismail, Assoc. Prof. Dr. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      This paper summarizes the current knowledge about the potential of LUSI mud volcano, East Java, Indonesia as a raw material in geopolymer. Previous experimental study shows that the LUSI mud has a good performance when 5% ...
    • Investigation of photovoltaic modules cooling system 

      Farhana, Zainuddin; Mohd. Irwan, Yusoff; Ismail, Daut, Prof. Dr.; Nurul Razliana, Abd Razak (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      It is well known that the power and efficiency of photovoltaic (PV) module usually falls at the rate of ~0.5%/°C and ~0.05%/°C respectively as increase of ambient temperature. The electrical efficiency of PV cell depends ...
    • Dynamic model and simulation on attitude menoeuvring of flexible satellite 

      Teoh, Vil Cherd; Sazali, Yaacob, Prof. Dr.; Shahriman, Abu Bakar, Dr.; Rakhmad Arief, Siregar, Dr. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      Flexibility has gained much interest in satellite design in recent years due to its capability to accommodate much for functionality with minimum trade-off. A flexible satellite is satellite that consists of many movable ...
    • Glass dust waste as fine aggregate replacement material in concrete 

      Nur Liza, Rahim; Norlia, Mohamad Ibrahim; Roshazita, Che Amat; Rohana, Hashim (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      Glass dust waste creates chronic environmental problems, mainly due to the inconsistency of waste glass streams. Recycling is the best solution for the crisis resulting from huge volumes of wastes and includes economic and ...
    • Investigation of natural attenuation and bioaugmentation techniques in remediate heavy metal contaminated sediments 

      Farah Naemah, Mohd Saad; Nik Norulaini, Nik Abd. Rahman, Prof. Dr.; Abbas Fadhl Mubarek, Al-Karkhi, Dr.; Syakirah Afiza, Mohammed (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      An investigation of natural attenuation as well as application of bioaugmentation techniques in reduction of heavy metals in contaminated sediment is studied. Five elements were chosen for this study namely zinc (Zn), ...
    • Effects of the total harmonic distortion on the current transformer efficiency 

      Khairul Anuar, Mohd Nor; Ismail, Daut, Prof. Dr.; Indra, Nisja; Siti Rahayu, Mohamed; Mohd Hafiz, Arshad (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      Total harmonic distortion is an outcome from the nonlinear loads. The used of nonlinear loads that increased especially in industry lead to produce the harmonic distortion. This harmonic distortion brings effects on equipment ...
    • Human emotions classification and EEG channel reduction: A review 

      Intan Farlina Zaimatulaili, Mohd Idris; Murugappan, M., Dr.; Wan Khairunizam, Wan Ahmad, Dr. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      Brain signals are collected from the human scalp through a set of electrodes placed over the entire scalp. In recent years, the researchers are using higher number of Electroencephalography (EEG) channels to collect the ...
    • Challenges in developing a driver monitoring system 

      Arun, Sahayadhas; Sundaraj, Kenneth, Prof. Dr.; Murugappan, M., Dr. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      For safe journey, the behavior of the driver has to be monitored. Statistics prove that most of the road accidents are due to driver abnormal behavior like drowsiness, inattention and drunk and drive. If a monitoring system ...
    • Study of frequency dependent electrical properties of ZnO nanorods 

      Muhammad Kashif, Muhammad Faroow; Uda, Hashim, Prof. Dr.; Syed Muhammad Usman, Ali Shah, Dr.; Zafar Hussain, Ibupoto; Willander, Magnus, Prof. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      Impedance spectroscopy is used to study the frequency dependent electrical parameters such as impedance, dielectric constant and conductivity of ZnO nanorods MSM structure in the range of 1 Hz to 10MHz under atmospheric ...
    • The fabrication methods of Metal-molecule-metal junction electrode current state-of-art 

      Qazi Muhammad, Humayun; Uda, Hashim, Prof. Dr. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      Fabrication techniques for Metal-molecule-metal junction electrode suitable to study electron tunneling through metal junctions are reviewed. The applications of current strategies such as mechanical breakjunction, ...
    • Improving system performance through the application of compiler optimization on embedded devices platform 

      Shuhaizar, Daud; R. Badlishah, Ahmad, Prof. Dr.; Abid, Yahya, Dr.; Ong, Bi Lynn, Dr. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      Implemented with a low speed CPU, small memory footprint, low static memory storage and developed specifically for low power requirement, small embedded devices are significantly affected by processing time. By cutting ...
    • Magnetization current waveforms and harmonic performance of single phase power transformer under DC bias 

      Syafruddin, Hasan; Ismail, Daut, Prof. Dr.; Siti Rahayu, Mohamed (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      This paper presents an investigation of voltage-magnetizing current waveforms of single phase power transformer due to DC bias injection through simulation and experimental study. A method base on MATLAB simulation that ...
    • Review of distributed generation sources allocation and sizing in distribution system using the multi-objective optimization 

      Nur Fairuz, Mohd Johan; Azralmukmin, Azmi; Shamshul Bahar, Yaakob, Prof. Madya (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      The existence of distributed generation (DG) in distribution system is necessary due to high efficiency and reliable power production. The placement and sizing of DG are selected optimally by optimization of single or ...
    • Specific Absorption Rate (SAR) investigation on geometrical-shaped hand anatomically at GSM900/1800 

      Ronald, Suzanna Harun; Mohd Fareq, Abd Malek, Dr.; Muhammad Solihin, Zulkifli; Siti Fazlina, Maharimi; Mohd Hafizuddin, Mat (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      A right-handed heterogeneous geometrical-shaped hand model was introduced in this study with the size of Malaysian adult female to investigate different Specific Absorption Rate (SAR) value for different type of human hand ...
    • Wire bond shear test simulation 

      Vairavan, Rajendaran; Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Taniselass, Steven; Wan Mokhzani, Wan Norhaimi (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      Wire bond shear test are utilized to appraise the reliability and the bond strength of wire bonded packages.In this study, a three-dimensional non linear finite element model was designed to simulate the stress response ...