Now showing items 1-20 of 3182

    • Screening of total phenolic content of antioxidant thin film from Pomelo (Citrus grandis) peel 

      Rozaini, Abdullah; Noor Safira Aina, Arshad; Zarina, Zakaria; Sam, Sung Ting; Lee, Boon Beng (Trans Tech Publications Ltd., 2016-01)
      Recently, there has been an interest in potential of antioxidant film incorporated with natural extract. The film was produced by using chitosan in the presence of pomelo (Citrus grandis) peel extract. In this study, there ...
    • Optimization of holding time on microwave irradiation of the composite iron-chromium reinforced with alumina particle 

      Wan Abdul Rahman Assyahid, Wan Ibrahim; Shamsul Baharin, Jamaludin; Mazlee, Mohd Noor (Trans Tech Publications Ltd., 2016-01)
      In this study, the effect of holding time on the microwave sintered 84Fe-11Cr-5Al2O3 metal matrix composite (MMC) was investigated. Sintering was carried out in a tubular microwave furnace HAMiLab-V3 under N2 atmosphere. ...
    • Optical tomography system: Application of Charge Coupled Device (CCD) for solid and transparent objects detection 

      Juliza, Jamaludin; Ruzairi, Abdul Rahim; Herlina, Abdul Rahim; Mohd Hafiz, Fazalul Rahiman; Siti Zarina, Mohd Muji; Mohd Fahjumi, Jumaah; Naizatul Shima, Mohd Fadzil; Chan, Kok San; Green, R.G. (Penerbit UTM Press, 2016)
      This research presents an application of Charge Coupled Device (CCD) linear sensor and laser diode in an optical tomography system. These optoelectronic sensors are believed to detect solid objects rather than transparent ...
    • Gas-liquid flow distribution uniformity parameters in upward multi-pass compact evaporator 

      Zuradzman, Mohamad Razlan; Hazry, Desa; Shahriman, Abu Bakar; Khairunizam, Wan; Ishak, Ibrahim; R. Heng; Abadalsalam T. Hussain; Hirota, Masafumi; Maruyama, Naoki; Nishimura, Akira; Hisyam, Hamdan (Penerbit UTM Press, 2016)
      The gas-liquid flow distributions in multi-pass upward parallel channels that simulate the evaporator for the automobile air-conditioner system were examined experimentally. In this paper, the attentions are (1) To study ...
    • FPGA technology in process tomography 

      Lean, Thiam Siow; Mohd Hafiz, Fazalul Rahiman; Ruzairi, Abdul Rahim; Mohd Shukry, Abdul Majid; Salman Sayyidi, Hamzah; Nur Atikah, Mat Ali; Vernoon, Ang Wei Neng; Syafiqah, Ishak; Thomas, Tan Wan Kiat (Penerbit UTM Press, 2016)
      The aims of this paper are to provide a review of the process tomography applications employing field programmable gate arrays (FPGA) and to understand current FPGA related researches, in order to seek for the possibility ...
    • A review of application electrical resistance tomography for rooted herb tree detection 

      Syafiqah, Ishak; Mohd Hafiz, Fazalul Rahiman; Salman Sayyidi, Hamzah; Lean, Thiam Siow; Nur Atika, Mar Ali; Thomas, Tan Wan Kiat; Vernoon, Ang Wei Neng (Penerbit UTM Press, 2016)
      This paper presents the measurement strategy of Electrical Resistance Tomography (ERT) for a system using underground investigation and comparison with other application such as conducting vessel pipe and concrete. Measurement ...
    • Underwater ground mapping for flood disaster using ultrasonic sensor 

      Salman Sayyidi, Hamzaha; Mohd Hafiz, Fazalul Rahiman; Mohd Hajazi, Mustafa; Mohd Azrul, Amat; Lean Thiam, Siow; Vernoon, Ang Wei Neng; Thomas, Tan Wan Kiat; Syafiqah, Ishaka; Nur Atikah, Mat Alia (Penerbit UTM Press, 2016)
      Search and Rescue (SAR) team used dip stick to measure the water depth and identify the badly eroded area and a guide line will be placed to assist them. However, ground erosion is unpredictable coupled with unknown sizes ...
    • Background correction using average filtering and gradient based thresholding 

      Wan Azani, Mustafa; Haniza, Yazid (Universiti Teknikal Malaysia Melaka, 2016)
      Segmentation process on the image with illumination and contrast variation problem is a very challenging task. This problem can reduce the effectiveness of segmentation result. Therefore, the implementation of the proposed ...
    • Illumination and contrast correction strategy using bilateral filtering and binarization comparison 

      Wan Azani, Mustafa; Haniza, Yazid (Universiti Teknikal Malaysia Melaka, 2016)
      Illumination normalization and contrast variation on images areone of themost challenging tasks in the imageprocessing field. Normally, the degrade contrast imagesarecaused by pose, occlusion, illumination,and ...
    • Electrodeposited ZnO-nanowire/Cu2O photovoltaic device with highly resistive ZnO intermediate layer 

      Mohd Zamzuri, Mohammad Zain; Masanobu, Izaki; Ohta, Takayuki; Kondo, Misaki; Takahashi, Toshiaki; Fariza, Mohamad; Junji, Sasano; Shinagawa, Tsutomu; Pauporté, Thierry (American Chemical Society, 2014-07)
      Cl-doped ZnO-nanowire (Cl:ZnO-nws)/Cu2O photovoltaic devices were prepared by electrodeposition in aqueous solutions, and the effects of the insertion of the highly resistive ZnO (i-ZnO) layer has been demonstrated by an ...
    • Current total harmonic reduction technique on three-level single phase transformerless photovoltaic inverter using PSpice 

      Ismail, Daut; Muhammad Irwanto, Misrun; Suhelmi; Shasidharan, Gomesh Nair; Mohd Irwan, Yusoff; Muhammad Fitra, Zambak; Risnidar, Chan Bahaudin (Universiti Malaysia Perlis (UniMAP), 2013)
      This paper presents simulation of three-level single phase transformerless photovoltaic inverter (TPVI). Proposed technique of the simulation is created in PSpice software. The simulation is constructed by two voltage ...
    • Tracing real and reactive power in open access network 

      Mohd Herwan, Sulaiman; Mohd Wazir, Mustafa; Omar, Aliman; Ismail, Daut (Universiti Malaysia Perlis, 2008)
      The main objective of this paper is to present a simple and general methodology for tracing the power output of each generator to the line flows and loads through out the electrical power network. The tracing algorithm is ...
    • Effect of stack of transformer core lamination on losses and flux distribution in 3-phase distribution transformers 1000kVa 

      Ismail, Daut; Dina Maziana, Maiz Ahmad; Shuhaimi, Zakaria; Soib, Taib (Universiti Malaysia Perlis, 2008)
      This paper describes the results of an investigation on the effect of different amount of layers per stack of core lamination in the three of 3-phase distribution transformers 1000kVA. The investigation involves the variation ...
    • Effect of alignment mark depth on alignment signal behavior in advanced lithography 

      Normah, Ahmad; Uda, Hashim; Mohd Jeffery, Manaf; Kader Ibrahim, Abdul Wahab (Universiti Malaysia Perlis, 2008)
      Finding a robust alignment strategy is one of the key evaluations in defining photolithography process. Alignment is a process to determine how the current pattern is placed on the wafer. Alignment is done by an optical ...
    • Preparation and properties of porous calcium phosphate 

      Syed Nuzul Fadzli, Syed Adam; Ahmad Fauzi, Mohd Noor (Universiti Malaysia Perlis, 2008)
      In this study, preparation of porous calcium phosphate was involved the addition of sodium di-hydrogen phosphate, NaH2PO4 and di-sodium hydrogen phosphate, Na2HPO4 into the raw calcium phosphate powder. The sodium hydrogen ...
    • Mechanical properties of bagasse fiber filled polypropylene composites 

      Azlin Fazlina, Osman; Nur Sheli Akma, Ramli (Universiti Malaysia Perlis, 2008)
      The bagasse is a sugarcane waste generated in high proportions in the agroindustry. In this study, bagasse fiber has been used as filler in polypropylene (PP) matrix to develop the composite from polymer and natural ...
    • A critical review-power quality concerns 

      Anayet, Karem; Ismail, Daut; Indra, Nisja; Dina Maizana, Maiz Ahmad; Rajendran, S. (Universiti Malaysia Perlis, 2008)
      Power system quality concerns is the art and science of analyzing power system performance within a facility to determine potential problem areas or to better understand known problems in an electrical distribution system. ...
    • An EMG Study for the Application of New Harvesting Oil Palm Fruit Device to Reduce MSDs 

      Roejhan, Md Kawi; Zol Bahri, Razali, Dr.; Muhammad Naufal, Mansor; Mohd Asyraf, Che Doi (Trans Tech Publications, 2015-02)
      Farm workers in the Oil Palm industry in Malaysia are extremely exposed to the risk of musculoskeletal disorders (MSDs) which is directly affected to the production outputs. This paper is to discuss the way to reduce the ...
    • Optimum Design of Multi-Function Robot Arm Gripper for Varying Shape Green Product 

      Zol Bahri, Razali; Mohammad Haniff, Othman; Mohd Hisam, Daud (EDP Sciences, 2016-10-07)
      The project focuses on thorough experimentally studies of the optimum design of Multi-function Robot Arm Gripper for varying shape green product. The purpose of this project is to design a few of robot arm gripper for ...
    • Optimum Identification Method of Sorting Green Household Waste 

      Mohd Hisam, Daud; Zol Bahri, Razali (EDP Sciences, 2016-10-07)
      This project is related to design of sorting facility for reducing, reusing, recycling green waste material, and in particular to invent an automatic system to distinguish household waste in order to separate them from the ...