Browsing Researchers by Title

Now showing items 2919-2938 of 3514

    • Short-term test of ±55 filament wound GRE composite pipes under multiaxial stress ratios 

      Krishnan, Pranesh; Mohd Shukry, Abdul Majid, Dr.; Mohd Afendi, Rojan, Dr.; Haslan Fadli, Marzuki; Mohd Nor Fakhzan, Mohd Kazim (Trans Tech Publications, 2014-06)
      This paper discusses the the development of an automated pressure testing rig to perform a short term test; Ultimate Elastic Wall Stress (UEWS) for ±55˚ glass fibre reinforced epoxy (GRE) composite pipe under various stress ...

    • Shrinkage analysis on thick plate part using Response Surface Methodology (RSM) 

      M. Isafiq; Shayful Zamree, Abd Rahim; ‪Mohd Nasir, Mat Saad; M., M. Rashidi; Mohd Fathullah, Ghazli @ Ghazali; Nik Noriman, Zulkepli (EDP Sciences, 2016)
      The work reported herein is about an analysis on the quality (shrinkage) on a thick plate part using Response Surface Methodology (RSM). Previous researches showed that the most influential factor affecting the shrinkage ...

    • Shrinkages and warpage in the processability of wood-filled polypropylene composite thin-walled parts formed by injection molding 

      Mohd. Azaman, Md Deros; Mohd Sapuan, Salit, Prof. Ir. Dr.; Shamsuddin, Sulaiman, Prof. Dr.; Edi Syams, Zainudin, Prof. Madya Dr.; Khalina, Abdan (Elsevier Ltd., 2013-12)
      Reducing volumetric shrinkages and warpage during the injection molding process is a challenging problem in the production of molded thin-walled parts. In this study, the injection molding of shallow, thin-walled parts ...

    • Si-quantum Dots (QD) and SiO2 tunnel barriers 

      Sutikno, Madnasri; Uda, Hashim, Prof. Dr.; Zul Azhar, Zahid Jamal, Prof. Dr. (Universiti Malaysia Perlis (UniMAP)Pejabat Timbalan Naib Canselor (Penyelidikan dan Inovasi), 2008-07)
      Oxidation of Si for nanostructures on silicon-on-insulator (SOI) substrates is a key process in the fabrication of Si single electron transistor (SET). The most di cult aspect of the fabrication process is the formation ...

    • Signal propagation analysis for low data rate wireless sensor network applications in sport grounds and on roads 

      Ndzi, David L.; Muhammad A, Mohd Arif; Ali Yeon, Md Shakaff, Prof. Dr.; Mohd Noor, Ahmad, Prof. Dr.; Azizi, Harun; Latifah Munirah, Kamarudin; Ammar, Zakaria; M. F., Ramli; Mohammad Shahrazel, Razalli (EMW Publishing, 2012)
      This paper presents results of a study to characterise wire- less point-to-point channel for wireless sensor networks applications in sport hard court arenas, grass fields and on roads. Antenna height and orientation effects ...

    • Signal propagation in aquaculture environment for wireless sensor network applications 

      Azizi, Harun; Ndzi, David Lorater; M. F., Ramli; Ali Yeon, Md Shakaff, Prof. Dr. (EMW Publishing, 2012)
      This paper presents results of signal propagation studies for wireless sensor network planning in aquaculture environment for water quality and changes in water characteristics monitoring. Some water pollutants can cause ...

    • Significance of the electromyographic analysis of the upper limb muscles of cricket bowlers: Recommendations from studies of overhead-throwing athletes 

      Nizam Uddin, Ahamed; Sundaraj, Kenneth, Assoc. Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Matiur J., Rahman; Md. Ashraf, Ali; Md. Anamul, Islam (World Scientific Publishing Company., 2014-08)
      The purpose of this study was twofold: (i) to review the existing literature on electromyographic (EMG) analysis of the upper limb muscles of present overhead-throwing (OT) athletes during throwing and of cricket bowlers ...

    • Silica microchannel fabrication using fluorine based rie with alas a mask 

      Wan Mokhzani, Wan Norhaimi; Retnasamy, Vithyacharan; Zaliman, Sauli, Assoc. Prof. Dr.; Taniselass, Steven; Ahmad Husni, Mohd Shapri; Norazeani, Abdul Rahman; Abdul Halis, Abdul Aziz (INSInet Publications, 2012-09)
      The silica microchannel fabrication process has been executed with Al thin films as the sacrificial layer during Reactive Ion Etching Process (RIE). CF4/Ar and SF6/Ar plasmas has been used to investigate etch rate of Al ...

    • Silica Titania Optical Thick Film by Multi-spinning Sol-gel process 

      Mohamad Zahid, A. Malek; Uda, Hashim; Mat Tamizi, Hj Zainuddin; Ahmad Makarimi, Abdullah; Aishah, Isnin (Kolej Universiti Kejuruteraan Utara Malaysia, 2006)
      Sol-gel process has been used for producing high purity and homogenous optical thin films. A high quality, crack free optical thin film and low processing cost are key success factor for optical applications especially in ...

    • Silicon implementation of micro pressure sensor 

      Yufridin, Wahab; Zayegh, Aladin; Begg, Rezaul (Institute of Electrical and Electronics Engineers (IEEE), 2010-04-12)
      Pressure sensing is one of the mostly performed measurement encompassing varieties of applications. The latest technology such as silicon based Micro-electromechanical Systems (MEMS) technology is favoured due to its ...

    • Silicon nanowire sensor by mix and match lithography process: Fabrication and characterization 

      Uda, Hashim, Prof. Dr. (American Institute of Physics, 2012-06-06)
      Silicon nanowires (SiNWs) have attracted significant interest in the study because of their potential to impact applications from nanoscale electronics to biomedical engineering. E-Beam Lithography couple with standard ...

    • Silicon Nanowires 

      Uda, Hashim, Prof. Dr.; Mohammad Nuzaihan, Md Nor; Nur Hamidah, Abdul Halim (Malaysian Invention and Design Society (MINDS), 2007-05-18)
      Silicon Nanowires is a new class of materials that have attracted attention and great research interest in the last few years because of their great potential applications in nanotechnology such as: - nanoelectronic ...

    • Silicon Nanowires 

      Uda, Hashim, Prof. Dr.; Mohammad Nuzaihan, Md Nor; Nur Hamidah, Abdul Halim (AFAG Messen & Ausstellungen GmbH, 2007-11-01)
      Silicon Nanowires with diameter or width of the order of a nanometer or 10o meter and length of the order of microns propel for a novel research in the construction of atomically controlled periodic systems with reduced ...

    • Silicon Nanowires Based DNA Biosensor 

      Uda, Hashim, Prof. Dr.; Siti Fatimah, Abdul Rahman; Muhammad Emi Azri, Shohini (Malaysia Association of Research Scientists (MARS), 2010-02-04)
      This research describes the fabrication of silicon nanowire for DNA hybridization detection in biosensor application. The SiNWs are fabricated by electron beam lithography and followed by deposition of contact metals. Aurum ...

    • A silicon-oxide-silicon vertically separated electrode nanogap device structure 

      Noor, N. H. M.; Uda, Hashim, Prof. Dr.; Muhamad Emi Azry, Shohini; Nuri, A. M. M. (American Institute of Physics, 2009-06-01)
      In this study, we present a simple method to form a nanogap between two silicon contacts separated by a thin oxide gap. We also demonstrate the validity of dielectric spectroscopy results of two wafer samples (different ...

    • A simple adaptive fuzzy logic controller base on shifting of the membership function 

      Fatimatul Anis, Bakri; Mohd Yusoff, Mashor, Prof. Dr.; Siti Maryam, Sharun; Norhayati, M. N.; Supardi, N. Z.; Zuraidi, Saad (Institute of Electrical and Electronics Engineers (IEEE), 2012-03-23)
      This paper introduces an Adaptive Fuzzy Logic Control (AFLC) for dynamic system. The parameters to be adjusted are the universe of discourse (UOD). The modification also performed by the adaptation mechanism shifts the ...

    • A simple approach on implementing IMU sensor fusion in PID controller for stabilizing quadrotor flight control 

      Zul Azfar, A.; Hazry, Desa, Dr. (Institute of Electrical and Electronics Engineers (IEEE), 2011-03-04)
      This paper discussed about a simple approach for implementing well-known PID controller in microcontroller for quadrotor project. This controller will be used for stabilizing the quadrotor while in flight. Towards to ...

    • A simple approach to determine the best threshold value for automatic image thresholding 

      Abdul Halim, Ismail; Mohammad Hamiruce, Marhaban (IEEE Conference Publications, 2009)
      Image thresholding is a powerful yet simple method to highlight the subject from its background in image scene analysis. Lots of methods have been proposed around the globe while some researchers regard this matter as a ...

    • Simple GUI design for monitoring of a remotely operated quadrotor unmanned aerial vehicle (UAV) 

      Zul Azfar, Ahmam; Hazry, Desa, Dr. (Institute of Electrical and Electronics Engineers (IEEE), 2011-03-04)
      This paper describes the process of designing a GUI (Graphical user interface) for a remotely operated quadrotor UAV. In the process of building this quadrotor project, SolidWork 2009 software was used to develop the ...

    • A Simple Method for the Production of Pure Crystalline Silica from Lemon Grass 

      Mohamed Yusof, Nur Firdaus; Hakimah, Osman; Metselaar, Hank S. C.; Rozyanty, A. Rahman (North Carolina State University, 2016)
      Lemon grass is an inexpensive raw material that can be used to produce natural silica. A method using hydrochloric acid (HCl) leaching followed by thermal combustion at 600 °C was developed to produce purified silica from ...