Now showing items 1776-1795 of 3490

    • Investigation of complementary split ring resonators with dielectric ring 

      Ezanuddin, A. A. M.; Fareq, Malek, Dr.; Soh, Ping Jack (Institute of Electrical and Electronics of Engineering (IEEE), 2010-11-08)
      This paper present development in relation to a wideband antenna comprising a disk antenna and a plurality of circular split ring resonators coupled with a high dielectric ring. Using slotted resonators together with ...
    • Investigation of conducting pins in sphere filled with phase change material for enhancing heat transfer in thermal energy storage 

      Nasrul Amri, Mohd Amin; Bruno, Frank, Dr.; Belusko, Martin (Trans Tech Publications., 2012)
      The utilisation of phase change material (PCM) for thermal energy storage (TES) can significantly enhance the energy savings achievable with renewable thermal systems. Sphere based packed bed systems have been used as TES ...
    • Investigation of core thickness undersized on composite panels 

      Mohd Sabri, Hussin; Zailani, Zainal Abidin; Asmawi, Sanuddin; Mohd Fidzwan, Md Amin Hamzas (Praise Worthy Prize S.r.l., 2013-01)
      The purpose of this study is to investigate the core thickness undersized problem which is very common with honeycomb core cutting. These defects occur during the honeycomb core cutting by using core block saw machine. ...
    • An investigation of crystalline thin-film Six/Ge 1-x/Si solar cells 

      Adnan K Shafeeque, Ali; Ayu Wazira, Azhari; Kamaruzzaman, Sopian; Saleem Hussain, Zaidi (Institute of Electrical and Electronics Engineers Inc., 2013-06)
      Thin film solar cells have attracted a lot of attention due to their potential for increased efficiency and reduction in cost of material. Thin-film crystalline silicon solar cells are fundamentally limited in efficiency ...
    • Investigation of dielectric characteristics and tunability of Ba0.8Sr0.2TiO3 

      Nurhafizah, Ramli; Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; They, Yee Chin; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (AENSI Publisher All rights reserved, 2013-10)
      It's been years ferroelectric materials has become a popular fields for research. Many methods were used for the barium strontium titanate (BST) preparation like sol-gel method, radio frequency (RF) magnetron sputtering, ...
    • Investigation of Empirical Wave Propagation Models in Precision Agriculture 

      Naseer, Sabri; Mohammed, S. S.; Sarah, Fouad; Syed A. A.; Fahad Taha, AL-Dhief; Auda, Raheemah (EDP Sciences, 2018)
      Wireless Sensor Networks have highly proved its contribution in precision agriculture. Communication channel modelling investigation is a highly demanded to achieve a successful communication system where a good wave ...
    • Investigation of epoxidized natural rubber (Enr 50) as a compatibilizer on cogon grass filled low density polyethylene/soya spent flour 

      Nurul Hani; Nik Noriman, Zulkepli, Dr.; Sam, Sung Ting, Dr.; Hairul Nizam, Ismail (Trans Tech Publications Ltd., 2015)
      Natural fiber reinforced composites are increasingly being used in various applications area. Therefore, the processing method and physical properties of these composites are very important parameters in product quality ...
    • Investigation of facial artifacts on face biometrics using eigenface based single and multiple neural networks 

      Sundaraj, Kenneth (World Scientific and Engineering Academy and Society (WSEAS) Press, 2009)
      Biometrics has been an important issue pertaining to security in the last few decades. Departments or agencies entrusted with national security are increasingly installing surveillance cameras in strategic or critical areas ...
    • Investigation of heat released during geopolymerization with fly ash based geopolymer 

      Rosnita, Mohamed; Rafiza, Abd Razak; Mohd Mustafa Al Bakri, Abdullah; Raa Khimi, Shuib; Nurul Aida, Mohd Mortar; Warid Wazien, Ahmad Zailani (IOP Publishing Ltd, 2019-08)
      Geopolymerization consists of several chemical reactions that has been reported widely as an exothermic reaction. Previous studies on heat released during geopolymerization used metakaolin and fly ash of F class as a ...
    • Investigation of homogeneous multi robots communication via bluetooth 

      Abdul Halim, Ismail; Mohd Nasir, Ayob; Hassrizal, Hassan Basri; Wan Khairunizam, Wan Ahmad, Dr.; Shahriman, Abu Bakar, Dr.; Kaihao, Thum; Muhamad Safwan, Muhamad Azmi; N, Abdul Rahim; M, Azri Aziz; Mohd Sani, Mohamad Hashim (IEEE Conference Publications, 2012)
      Task assignments to team of homogenous autonomous robots are in research trends in robotic field. Autonomous homogeneous multi-robot is known to have similar architecture in terms of structure and identical control system ...
    • Investigation of influence of voltage source type on harmonic characteristics 

      Risnidar, Chan Bahaudin; Ismail, Daut, Prof. Dr.; Surya, Hardi Amrin; N., Hashim; Indra, Nisja; Syafruddin, Hasan (Institute of Electrical and Electronics Engineers (IEEE), 2010-06-23)
      This paper discussed about influence of voltage source types on harmonic characteristics. Usually, the voltage source is sinusoidal. But in actually, the condition of the load is has voltage sources through the elements ...
    • Investigation of noise reduction coefficient of organic material as indoor noise reduction panel 

      Tengku Nuraiti, Tengku Izhar; Laila Mardiah, Deraman; Wani Nadirah, Ibrahim; Nabilah Aminah, Lutpi (Trans Tech Publications, 2015)
      Noise can cause a few types of effect to human health especially in hearing like hearing loss. Indoor noise pollution comes from many sources and places. The research focuses on the sound reduction wall surface material ...
    • Investigation of power factor on harmonic effect due to types of voltage source 

      Risnidar Chan Bahaudin, Ir.; Ismail, Daut, Prof. Dr.; Syafruddin, Hassan; M. I., Yussof; Rosnazri, Ali; Dina Maizana, Maiz Ahmad; Indra, Nisja; Masykur (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)
      This paper discussed about power factor on harmonic effect due to types of voltage source. Usually, the voltage source is sinusoidal. But in actually, the condition of the load is has voltage sources through the elements ...
    • An investigation of Rayleigh distribution in reverberation chamber 

      Azremi, Abdullah Al Hadi (Institute of Electrical and Electronics Engineering (IEEE), 2006-09-12)
      Amplitude fluctuations in signals received over mobile radio channels are typically modeled by a Rayleigh distribution. The field statistics in the volume of the enclosure are shown to correspond to the Rayleigh statistics ...
    • Investigation of relationships of adjustable speed drive (ASD) and type of voltage source on harmonic characteristics 

      Risnidar Chan Bahaudin, Ir.; Ismail, Daut, Prof. dr.; Surya, Hardi; M. I., Yussof; Rosnazri, Ali; Dina Maizana, Maiz Ahmad; Eddy, Warman; Masykur (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2012-10-16)
      This paper discussed about relationship of ASD and types of voltage source on harmonic characteristics. Usually, the voltage source is sinusoidal. But in actually, the condition of the load is it has voltage sources ...
    • Investigation of rolling and hard direction of magnetic field distribution on Grain Oriented M5 electrical steel material 

      Ismail, Daut; Anayet, Karem; Syafruddin, Hasan; Muhammad Irwanto (Universiti Malaysia Perlis, 2009-10-11)
      This paper describes the idea of the electrical machine design perspective whose aim is latter on to design and development of the copper and aluminum rotor for induction motors to improve the operational efficiency. The ...
    • Investigation of single and double action mechanical deflection 

      Heap, Yee Nean; Usubamatov, Ryspek, Prof. Dr. (Malaysian Technical Universities Network (MTUN), 2009-06-20)
      Many types of washing approaches have been introduced in laundry industry. They generally use rotating drum and rotary actuator installed at the bottom washing drum to generate rotating effect during washing process. There ...
    • Investigation of surface roughness on platinum deposited wafer after reactive ion etching using SF₆+Argon gaseous 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Aaron, Koay Terr Yeow; Siew Chui, Goh; Khairul Anwar, Mohamad Khazali; Nooraihan, Abdullah (Trans Tech Publications, 2014)
      This paper investigates the factors that affect the surface roughness on a Platinum deposited wafer after reactive ion etching (RIE) using a combination of SF₆ and Argon gaseous. A total of three controllable process ...
    • An investigation of the processability of natural fibre reinforced polymer composites on shallow and flat thin-walled parts by injection moulding process 

      Mohd. Azaman, Md Deros; Mohd Sapuan, Salit, Prof. Ir. Dr.; Shamsuddin, Sulaiman, Prof. Dr.; Edi Syams, Zainudin, Prof. Madya Dr.; Khalina, Abdan (Elsevier B.V., 2013-09)
      Currently, many industries are trending towards producing products exhibit such properties as small thickness, lightweight, small dimensions, and environmental friendliness. In this project, flat or shallow thin-walled ...
    • Investigation of the tensile strength of new palm oil based wax/ HDPE/ Palm oil fiber blends by using full factorial design 

      Ahmad Nabil, Mohd Khalil; Mohd Fidzwan, Md Amin Hamzas; Mohd Sabri, Hussin; Sanuddin, A. B.; Zailani, Zainal A. (Praise Worthy Prize, 2013-11)
      This paper is to investigate the tensile strength of new palm oil based wax/HDPE/Palm oil fiber blends was investigated by using 23 factorial design experiment. The palm oil based wax exhibits the potential of replacing ...