Browsing Journal Articles by Title

Now showing items 1686-1705 of 2678

    • New processing method of kaolin-based geopolymer brick by using geopolymer brick machine 

      Muhammad Faheem, Mohd Tahir; Mohd Mustafa Al Bakri, Abdullah; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohd Izzat, Ahmad; Alida, Abdullah (Trans Tech Publications, 2014-01)
      With increased activity in construction, deficiency of building materials and construction waste improvements have encouraged the development of new building materials. Conventional construction bricks are usually made ...

    • A New Somatic Environment: Quasi-Quantitative Study Reveals Water Training As An Effective Method To Increase Dancer Kinesthetic Awareness 

      Holmes, Sarah W. (Kementerian Pendidikan Tinggi (KPT), Malaysia, 2018)
      Data from a two-year study suggest that water training has similar effects to a somatic practice. The nature of this study questioned an underlying assumption that dancers understood how to appropriately engage their ...

    • A new switching scheme for Z-source inverter to minimize ripples in the Z-source elements 

      Sengodan, Thangaprakash; Ammasai, Krishnan, Dr. (Springer Verlag, 2012-04)
      This paper presents a modification in pulse width modulation (PWM) scheme with unequal shoot-through distribution for the Z-source inverter (ZSI) which can minimize ripples in the current through the Z-source inductors as ...

    • A New Technique for Measuring the Refractive Index 

      Al-Kinani, Asmaa J. Kadhim; Kadhim, Isaa. M.; Al-Ithawi, Adnan Salih (Universiti Malaysia Perlis (UniMAP), 2018-10)
      Refractive index is an essential optical parameter of materials. The operating principle of the refractometer is already known for more than hundred years. Refractometer measurement principally consists of analyzing an ...

    • A new two-code keying scheme for SAC-OCDMA systems enabling bipolar encoding 

      Hamza M. R., Al-Khafaji, Dr.; Razali, Ngah, Assoc. Prof. Dr.; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; Tharek, Abd. Rahman, Prof. Dr. (Taylor & Francis, 2014-03)
      In this paper, we propose a new two-code keying scheme for enabling bipolar encoding in a high-rate spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) system. The mathematical formulations are ...

    • A new ultrasonic exponential decay pulser technique for low concentrations detection and measurements 

      Muhammed Sabri, Salim; Mohd Fareq, Abd. Malek, Dr.; Naseer, Sabri; Noaman, Mohammad Noaman, Dr.; Khairudi, Mohd Juni; Noor Anida, Abu Talib (Praise Worthy Prize S.r.l., 2013)
      The objective of this study was to design and implement a new ultrasonic pulser with adjustable concentration detection. The new technique based on transmits a multiple ultrasound pulses with decay power through slurry to ...

    • A new ultrasound pulser technique for wide range measurements 

      Mohammad Shahril, Salim; Mohd Fareq, Abd. Malek, Dr.; Noaman, Mohammad Noaman, Dr.; Naseer, Sabri; Latifah, Mohamed; Khairudi, Mohd Juni (IOP Publishing Ltd, 2013)
      The objective of this research was to design and implement a new ultrasonic pulse-power-decay technique that transmits multiple ultrasound pulses through slurry to determine the lowest concentration that can provide an ...

    • New vane type wind turbine of high efficiency 

      Usubamatov, Ryspek, Prof. Dr.; A. Y., Qasim; Zuraidah, Mohd Zain, Prof. Dr. (Universiti Putra Malaysia Press, 2012-01)
      Wind energy has often been touted as one of the most reliable sources of renewable energy that should be used for people. Today, wind energy (mainly by propeller type wind turbines) produces less than one percent of the ...

    • Niobium Pentoxide Thin Film Prepared using Simple Colloidal Suspension for Optoelectronic Application 

      Abood, M. K.; Salim, E. T.; Saimon, J. A. (Universiti Malaysia Perlis (UniMAP), 2018-04)
      In this study, thin‐film microstructures of polymorphous niobium pentoxide were successfully prepared at a low temperature. Spin coating was employed to deposit the colloidal suspension before and after ultrasonic ...

    • Nitridation of Al-Mg-Si alloys through dynamic heating 

      Roslinda, Shamsudin; Saiful Rizam, Shamsudin; Abdul Razak, Daud; Hamid, M.A .A (Universiti Kebangsaan Malaysia, 2007-12)
      Nitridation behaviour of Al-Mg-Si alloys as studied as a function of temperature by means of thermogravimetry method. A reactive gas, N2-4%H2 at a rate of 10 ml/min was purged into the thermogravimetry analyser chamber. ...

    • Noise annoyance fuzzy index in passenger car cabin 

      Zulkifli, Mohd Nopiah, Prof. Madya Dr.; Ahmad Kadri, Junoh; Ahmad Kamal Ariffin, Mohd. Ihsan, Prof. Dr. (Inderscience Enterprises Ltd., 2013)
      Vehicle acoustical comfort and vibration in passenger car cabin are the factors which attract buyers to a vehicle, in order to have a comfortable driving environment. The comfort of the driving will affect the driver by ...

    • Non-aqueous synthesis of hexagonal ZnO nanopyramids: Gas sensing properties 

      Muhammad Z., Ahmad; Jin, Chang; Muhammad Syarhabil, Ahmad, Dr.; Waclawik, Eric R., Assoc. Prof. Dr.; Wlodarski, W., Prof. (Elsevier B.V., 2013)
      Zinc oxide (ZnO) nanopyramids were synthesized by a one-pot route in a non-aqueous and surfactant-free environment. The synthesized metal oxide was characterized using SEM, XRD, and TEM to investigate the surface morphology ...

    • Nonlinear optical characterization of phosphate glasses based on ZnO using the Z-scan technique 

      Masoumeh, Shokati Mojdehi; Wan Mahmood, Mat Yunus, Prof. Dr.; Khor, Shing Fhan, Dr.; Zainal Abidin, Talib, Prof. Dr.; Nizam, Tamchek, Dr. (Chinese Physical Society and IOP Publishing Ltd, 2013-11)
      The nonlinear optical properties of a phosphate vitreous system [(ZnO) x - (MgO)30-x- (P2O5)70], where x = 8, 10, 15, 18, and 20 mol% synthesized through the melt-quenching technique have been investigated by using the ...

    • Normal and hypoacoustic infant cry signal classification using time-frequency analysis and general regression neural network 

      Hariharan, Muthusamy, Dr.; Sindhu, R; Sazali, Yaacob, Prof. Dr. (Elsevier Ireland Ltd., 2012-11)
      Crying is the most noticeable behavior of infancy. Infant cry signals can be used to identify physical or psychological status of an infant. Recently, acoustic analysis of infant cry signal has shown promising results and ...

    • Notational Analysis of Evasive Agility Skills Executed By Attacking Ball Carriers Among Elite Rugby Players of The 2015 Rugby World Cup 

      Nur Naqiyah, Mohamad Zahidi; Shariman Ismadi, Ismail (Kementerian Pendidikan Tinggi (KPT), Malaysia, 2018)
      The role of skill in task execution among elite rugby players has become the focus of numerous researchers. Thus, this study aimed to explore the frequency, the most highly utilized and successful as well as unsuccessful ...

    • Notational Analysis On Game Strategy Performed By Female Squash Players In International Competition 

      Diyana Zulaika, Abdul Ghani; Halijah, Ibrahim; Zainal Abidin, Zainuddin; Button, Chris (Kementerian Pendidikan Tinggi (KPT), Malaysia, 2016)
      Recently, the general performance standards of women’s squash have progressed to very high levels as demonstrated by several ‘spectacular’ world championships final matches. Our aim was to identify successful game strategies ...

    • A novel 1.575-GHz dual-polarization textile antenna for GPS application 

      Mohd Ilman, Jais; Mohd Faizal, Jamlos, Dr.; Muzammil, Jusoh, Dr.; Sabapathy, Thennarasan; Muhammad Ramlee, Kamarudin, Assoc. Prof. Dr. (Wiley Periodicals, Inc, 2013-10)
      This article presents a novel dual-polarization textile antenna (DPTA) for Global Positioning System applications. In this design, four sector radiating elements are centrally fed by a coaxial probe. A novel antenna structure ...

    • A novel 2.45GHz switchable beam textile antenna (SBTA) for outdoor wireless body area network (WBAN) applications 

      Mohd Ilman, Jais; Mohd Faizal, Jamlos, Dr.; Muzammil, Jusoh, Dr.; Sabapathy, Thennarasan; Muhammad Ramlee, Kamarudin, Assoc. Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Azremi, Abdullah Al Hadi, Dr.; Emi Izhanizam, Azmi; Soh, Ping Jack; Vandenbosch, Guy AE E; Nur Laila Khamariah, Ishak (EMW Publishing, 2013)
      A novel switchable beam textile antenna (SBTA) for wireless body area network (WBAN) applications is proposed. The SBTA is centrally-fed by a coaxial probe and the power distributed over four circular radiating elements. ...

    • A Novel AC technique for high quality porous GaN 

      Ainorkhilah, Mahmood; Naser Mahmoud, Ahmed, Dr.; Yuhamdan, Yusof; Yam, Fong Kwong, Dr.; Chuah, Lee Siang, Dr.; Husnen R., Abd; Zainuriah, Hassan (Electrochemical Science Group (ESG), 2013-04)
      In this paper, we report the formation of porous GaN films under a novel alternatingcurrent (sine-wave a.c. (50 Hz)) photo-assisted electrochemical etching (ACPEC) conditions. The ac formed porous GaN with excellent ...

    • Novel adjacent criterion method for improving ultrasonic imaging spatial resolution 

      Mohd Hafiz, Fazalul Rahiman, Dr; Ruzairi, Abdul Rahim, Prof. Dr.; Herlina, Abdul Rahim, Dr.; Nor Muzakkir, Nor Ayob (Institute of Electrical and Electronics Engineers (IEEE), 2012)
      In this letter, we present a novel approach for improving spatial resolution in ultrasonic tomography. The proposed technique modifies a Back-projection (BP) algorithm in reconstructing tomography images. We used 32-ultrasonic ...