Browsing Mohd Fareq Abd Malek, Associate Professor Dr. by Title

Now showing items 46-65 of 77

    • A low-power X-band free electron laser by prebunching of the electrons 

      Mohd Fareq, Abdul Malek, Dr.; Lucas, James; Yi, Huang (Wiley Periodicals, Inc., 2010-11)
      We are developing a prototype free electron laser that is compact, low cost, and low power. The design, setup, and results of a novel X-band rectangular waveguide prebunched free electron laser (PFEL) are presented in this ...

    • Microwave FET amplifier stability analysis using Geometrically-derived Stability Factors 

      Syuhaimi, Kassim; Mohd Fareq, Abd Malek, Dr. (Institute of Electrical and Electronics Engineers (IEEE), 2010-06-15)
      In this paper, the concept of stability in the design of microwave amplifier is re-visited. With the help of EDA tools, the determination of the microwave amplifier stability is simplified through the derivation of ...

    • Minimization of open circuit voltage fluctuation of quantum dot based solar cell using InN 

      Farah Ayuni, Rosli; Mohd Abdur Rashid, Dr.; Mohd Fareq, Abd. Malek, Dr.; Muzaidi, Othman @ Marzuki; Ahmad Zaidi, Abdullah, Engr.; Md. Abdullah, Al Humayun (Trans Tech Publications, 2013)
      This paper reports the improvement of open circuit voltage stability of solar cell using InN based quantum dot in the active layer of the device structure. We have analyzed theoretically the temperature dependence of the ...

    • Modeling of coaxial slot waveguides using analytical and numerical approaches: Revisited 

      Kok, Yeow You, Dr.; Jamaliah, Salleh; Mohd Fareq, Abd. Malek, Dr.; Zulkifly, Abbas, Prof. Madya Dr.; Cheng, Ee Meng, Dr.; Lee, Kim Yee, Dr. (Hindawi Publishing Corporation, 2012)
      Our reviews of analytical methods and numerical methods for coaxial slot waveguides are presented. The theories, background, and physical principles related to frequency-domain electromagnetic equations for coaxial waveguides ...

    • 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 ...

    • A novel approach evaluation for enhancing networks 

      Satea Hikmat, Alnajjar; Mohd Fareq, Abd. Malek, Dr.; Mohammad Shahrazel, Razalli, Dr. (Elsevier B.V., 2013)
      This study reveals for a creation of a system that has the ability to prove the technical feasibility and the advantages of a joint Radio Frequency and fiber optic system with self-trace directional control between deployed ...

    • A novel compact tree-design antenna (NCTA) with high gain enhancement for UWB application 

      M. T., Jusoh; Mohd Faizal, Jamlos, Dr.; Muhammad Ramlee, Kamarudin; Mohd Fareq, Abd. Malek; Mahathir, H. Mat (Taylor & Francis Group, 2011)
      In this paper, a novel compact tree-design antenna (NCTA) for ultra-wideband (UWB) application with high gain and impedance matching improvement is analyzed and presented. The novel antenna is composed of a single centered ...

    • Novel: Time optimization model for centrifugation process: application in human blood-plasma segregation 

      Mohd Fareq, Abdul Malik Dr.; Mohammad Shahril, Salim, Dr.; Naseer, Sabri, Dr. (Universiti Malaysia Perlis (UniMAP)School of Electrical System Engineering, 2014-05)
      One way to accurately diagnose many human diseases is to conduct tests on a sample of blood. These tests are based on analyzing precisely the results of a blood - plasma sample free from any other blood cells. Continuing ...

    • Novel: Time optimization model for centrifugation process: Application in human blood-plasma separation 

      Muhammed Sabri, Salim; Mohd Fareq, Abd. Malek, Dr.; Naseer, Sabri; Noaman, Mohammad Noaman, Dr.; Khairudi, Mohd Juni (Elsevier Ltd, 2013)
      One way to accurately diagnose many human diseases is to conduct tests on a sample of blood. These tests are based on analyzing precisely the results of a blood plasma sample free from any other blood cells. This article ...

    • Optical properties of ultraphosphate glasses containing mixed divalent zinc and magnesium ions 

      Khor, Shing Fhan, Dr.; Zainal Abidin, Talib, Prof. Dr.; Mohd Fareq, Abd. Malek, Dr.; Cheng, Ee Meng, Dr. (Elsevier, 2013-01)
      Ternary zinc magnesium ultraphosphate glasses corresponding to (ZnO)x(MgO)30−x(P2O5)70 were prepared by melt quenching technique in the range of 5 ⩽ x ⩽ 20 mol%. The optical absorption spectra of the glasses were measured ...

    • Optical properties of ultraphosphate glasses containing mixed divalent zinc and magnesium ions 

      Khor, Shing Fhan, Dr.; Zainal Abidin, Talib, Prof. Dr.; Mohd Fareq, Abd. Malek, Dr.; Cheng, Ee Meng, Dr. (Elsevier B.V., 2013-01)
      Ternary zinc magnesium ultraphosphate glasses corresponding to (ZnO)x (MgO)30 x (P2O5)70 were prepared by melt quenching technique in the range of 5 6 x 6 20 mol%. The optical absorption spectra of the glasses were ...

    • Optimal coordinated design of multiple damping controllers based on PSS and UPFC device to improve dynamic stability in the power system 

      Ali Nasser, Hussain; Mohd Fareq, Abd. Malek, Dr.; Mohd Abdur Rashid, Dr.; Latifah, Mohamed; Nur Adyani, Hj. Mohd Affendi (Hindawi Publishing Corporation, 2013)
      Unified Power Flow Controller (UPFC) device is applied to control power flow in transmission lines. Supplementary damping controller can be installed on any control channel of the UPFC inputs to implement the task of Power ...

    • Performance analysis of interference mitigation on orthogonal frequency division multiplexing system 

      Zakaria, Sembiring; Mohd Fareq, Abd Malek, Dr.; Hasliza, Rahim (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-11-16)
      Presently, Orthogonal Frequency Division Multiplexing (OFDM) has been widely used as modulation technique for broadband wireless communication system. In this paper, OFDM simulation model has designed using MATLAB. The ...

    • The performance of two antenna design shapes in ultra-wideband wireless applications 

      Rashid A., Fayadh; Mohd Fareq, Abd. Malek, Dr.; Hilal Adnan, Fadhil, Dr.; Jaafar Adhab, ALdhaibani (Asian Research Publishing Network (ARPN), 2014)
      The extensive requirements for small Ultra wideband (UWB) communication systems lead to design active and small size antennas. In this research two rectangular microstrip antennas were designed to cover the UWB ...

    • Photovoltaic powered uninterruptible power supply using microcontroller PIC16F628-I/P 

      Muhamad Irwanto, Misrun; Mohd Fareq, Abd. Malek, Dr.; Sasongko, P. Hadi; Gomesh Nair, Shasidharan; Mohd Irwan, Yusoff (Trans Tech Publications, 2014)
      Uninterruptible power supply (UPS) sits between a power supply such as wall outlet and devices to prevent undesired feature that can occur within the power source such as outages, sags, surges and bad harmonics from the ...

    • Potential of Nanocellulose Composite for Electromagnetic Shielding 

      Nurul Fatihah Nabila, Yah; Hasliza, A. Rahim; Yeng Seng, Lee; Wee, Fwen Hoon; Mohd Fareq, Malek; Nik Adilah Hanin, Zahri; Hayati Hasibuan, Zainal (EDP Sciences, 2017)
      Nowadays, most people rely on the electronic devices for work, communicating with friends and family, school and personal enjoyment. As a result, more new equipment or devices operates in higher frequency were rapidly ...

    • A reconfigurable ultra wide band (UWB) compact tree-design antenna system 

      Muzammil, Jusoh; Mohd Faizal, Jamlos, Dr.; Muhammad Ramlee, Kamarudin; Mohd Fareq, Abd. Malek, Dr.; Muhamad Asmi, Romli; Zahari, Awang Ahmad; Mahathir, H. Mat (The Electromagnetics Academy, 2012-03)
      A novel compact tree-design antenna (NCTA) with the ability of reconfigurable ultra-wideband (UWB) of 3.1 GHz to 10.6 GHz to five multi-narrowband applications is proposed. This antenna has a novel radiating element design ...

    • Rice husks microwave absorbers 

      Mohd Fareq, Abd Malek; Nornikman, Hassan; Soh, Ping Jack; Azremi, Abdullah Al Hadi; Supri, A. Ghani (Universiti Malaysia Perlis (UniMAP), 2010-12)

    • Rubber tire dust-rice husk pyramidal microwave absorber 

      Mohd Fareq, Abd. Malek, Dr.; Cheng, Ee Meng, Dr.; O., Nadiah; Nornikman, Hassan; M., Ahmed; M. Z. A., Abd Aziz; A. R., Osman; Soh, Ping Jack; Azremi, Abdullah Al Hadi; A., Hasnain; Mohd Nasir, Taib (EMW Publishing, 2011)
      Rubber tire dust-rice husk is an innovation in improving the design of pyramidal microwave absorbers to be used in radio frequency (RF) anechoic chambers. An RF anechoic chamber is a shielded room covered with absorbers ...