Browsing Journal Articles by Title

Now showing items 1145-1164 of 2678

    • Frequency and pattern reconfigurable dipole-Yagi antenna 

      Ezla Najwa, Ahyat; Muhammad Ramlee, Kamarudin, Assoc. Prof. Dr.; Tharek, Abd. Rahman, Prof. Dr.; Mohd Faizal, Jamlos, Dr.; Mohamad Rijal, Hamid, Dr.; Mohd. Haizal, Jamaluddin, Dr.; Nur Hidayah, Ramli (Wiley Periodicals, Inc., 2013-02)
      A novel dipole-Yagi antenna is presented with pattern and frequency reconfigurable capability. The novel structure is based from Yagi-Uda antenna, consist of dipole as a main radiator and four parasitic metal strips. The ...

    • Frequency band analysis of electrocardiogram (ECG) signals for human emotional state classification using discrete wavelet transform (DWT) 

      Murugappan, Muthusamy, Dr.; Murugappan, Subbulakshmi; Bong, Siao Zheng (Society of Physical Therapy Science, 2013-06)
      [Purpose] Intelligent emotion assessment systems have been highly successful in a variety of applications, such as e-learning, psychology, and psycho-physiology. This study aimed to assess five different human emotions ...

    • Frequency study of facial electromyography signals with respect to emotion recognition 

      Selvaraj, Jerritta; Murugappan, Muthusamy, Dr.; Wan Khairunizam, Wan Ahmad, Dr.; Sazali, Yaacob, Prof. Dr. (Walter de Gruyter GmbH, 2014-01)
      Emotional intelligence is one of the key research areas in human-computer interaction. This paper reports the development of an emotion recognition system using facial electromyogram (EMG) signals focusing the ambiguity ...

    • The front-end hardware design issue in ultrasonic tomography 

      Mohd. Hafiz, Fazalul Rahiman; Rahim, R. A.; Mohd Nasir, Ayob (IEEE, 2010-07)
      This paper explains the front-end hardware design for ultrasonic tomography. The ultrasonic tomography system presented in this paper uses a noninvasive sensing technique with transmission-mode approach for investigating ...

    • FSS microchannel fluid flow profile investigation at high and low Re number 

      Nor Shakirina, Nadzri; Retnasamy, Vithyacharan; Zaliman, Sauli, Dr.; Tan, Hsio Mei; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (AENSI Publisher All rights reserved, 2013-10)
      The fundamental understanding of dynamic fluid flow behavior in different geometry channel is crucial due to transport phenomena influence on the key design and process control of the microfluidic systems. Recently, the ...

    • FT-IR and morphology of different recycled acrylonitrile-butadiene rubber glove (NBRgr) size and its blend ratios of SBR/NBRr blends 

      Nik Noriman, Zulkepli, Dr.; Lokman Hakim, Ibrahim; Rosniza, Hamzah; Mohd Arif Anuar, Mohd Salleh; Hanafi, Ismail; Sam, Sung Ting (Trans Tech Publications, Switzerland, 2012-12)
      Recycling rubber waste contributes to a cleaner environment by using indestructible rubber discards as well as lowering production costs as reclaimed rubber is cheaper than virgin or natural rubber. Therefore, in this ...

    • FTIR and TGA analysis of biodegradable poly(lactic acid)/treated kenaf bast fibre: Effect of plasticizers 

      Maizatulnisa, Othman; Norazowa, Ibrahim; Wan Md. Zin, Wan Yunus, Dato’ Dr.; Khalina, Abdan; khalisanni, khalid (Universiti Putra Malaysia Press., 2013)
      A biodegradable composite (PLA/KBF blends) was prepared using melt blending technique in a brabender mixer and characterized with FTIR and TGA analyzer. Five percent of triacetin and glycerol contents were used as plasticizers ...

    • Full potential study of the elastic, electronic, and optical properties of spinels MgIn2S4 and CdIn2S4 under pressure effect 

      F., Semari; R., Khenata; M., Rabah; A., Bouhemadou; S., Omran; Ali H., Reshak; D., Rached (Elsevier Inc., 2010-12)
      The structural, elastic, electronic, and optical properties of cubic spinel MgIn2S4 and CdIn2S4 compounds have been calculated using a full relativistic version of the full-potential linearized-augmented plane wave with ...

    • Functionalised zinc oxide nanotube arrays as electrochemical sensors for the selective determination of glucose 

      Syed Muhammad Usman, Ali; Mohammad, Kasfhi; Zafar Hussain, Ibupoto; Muhammad, Fakhar-e-Alam; Uda, Hashim, Prof. Dr.; Magnus, Willander (The Institution of Engineering and Technology, 2011-08)
      In the present study, highly oriented single-crystal zinc oxide nanotube (ZnO-NT) arrays were prepared by a trimming of ZnO nanorods along the c-axis on the gold-coated glass substrate having a diameter of 100-200nm and a ...

    • Functionalized three-dimensional carbon microarrays for cancer biomarker detection 

      Penmatsa, Varun; Ruslinda, Abdul Rahim, Dr.; Beidaghi, Majid; Kawarada, Hiroshi; Chunlei, Wang (Electrochemical Society, 2013)
      A label-free detection strategy for the detection of platelet-derived growth factor (PDGF-BB) oncoprotein detection using signaling aptamer/protein binding complex is reported. The 3D carbon microarrays detection platform ...

    • Further improvement in the variational many-body wave functions for light nuclei 

      Qamar Nasir, Usmani, Prof. Dr.; Khairul Anwar, Mohamad Khazali; Nooraihan, Abdullah (American Physical Society, 2012-09)
      An improved variational ansatz is proposed and implemented for variational many-body wave functions for light nuclei with nucleons interacting through Argonne (AV 18) and Urbana IX (UIX) three-nucleon interactions. The new ...

    • Further optical properties of CdX (X¼ S, Te) compounds under quantum dot diameter effect: Ab initio method 

      Yarub, Al - Douri; Baaziz, H.; Charifi, Z.; Khenata, R.; Uda, Hashim, Prof. Dr.; Al-Jassim, M. (Elsevier Ltd., 2012-09)
      For energy band calculations, the indirect energy gap (G X) is calculated using density functional theory (DFT) of the full potential-linearized augmented plane wave (FP-LAPW) method as implemented in WIEN2K code. The ...

    • Fuzzy based classification of EEG mental tasks for a brain machine interface 

      Hema, Chengalvarayan Radhakrishnamurthy; Paulraj, Murugesapandian; Ramachandran, Nagarajan; Sazali, Yaacob; Abdul Hamid, Adom (Institute of Electrical and Electronics Engineers (IEEE), 2007-11-28)
      Patients with neurodegenerative diseases loose all motor movements including impairment of speech, leaving the patients totally locked-in. One possible option for rehabilitation of such patients is using a brain machine ...

    • Fuzzy clustering for genetic algorithm based optimized ellipse data in classifying face emotion 

      Muthukaruppan, Karthigayan; Mohd Rizon, Mohamed Juhari; Sazali, Yaacob; Ramachandran, Nagarajan; Masanori, Sugisaka; Mohd Rozailan, Mamat (Institute of Electrical and Electronics Engineering (IEEE), 2007-10)
      In this paper, lip and eye features are applied to classify the human emotion using a set of irregular and regular ellipse fitting equations using genetic algorithm (GA). A South East Asian face is considered in this study. ...

    • Fuzzy linear programming: A modern tool for decision making 

      Pandian, M. Vasant; Nagarajan, R.; Sazali, Yaacob, Prof. Dr. (Penerbit UTM Press, 2002-12)
      The modern trend in industrial application problem deserves modeling of all relevant vague or fuzzy information involved in a real decision making problem. In the first part of the paper, some explanations on tri partite ...

    • Fuzzy logic predictive model of tool wear in end milling glass fibre reinforced polymer composites 

      Azwan Iskandar, Azmi; Lin, Richard J.T.; Bhattacharyya, Debes (Trans Tech Publications., 2011-03)
      This paper presents development of tool wear prediction models in end milling of glass fibre reinforced polymer (GFRP) composites. Adaptive network based fuzzy inference system (ANFIS) was employed to accurately predict ...

    • Fuzzy matching scheme for stereo vision based electronic travel aid 

      Balakrishnan, G.; Sainarayanan, G.; Nagarajan, R.; Sazali, Yaacob (Institute of Electrical and Electronics Engineering (IEEE), 2005)
      Navigation is a significant barrier to individuals with visual impairments. In response to this barrier, a wearable stereo-vision system was investigated and a prototype system named Stereo Vision based Electronic Travel ...

    • G1 scattered data interpolation with minimized sum of squares of principal curvatures 

      Azizan, Saaban; Abd R Mt Piah; Ahmad, Abdul Majid; Chang Hooi Tuang, Lawrence (Institute of Electrical and Electronics Engineering (IEEE), 2005-07)
      One of the main focus of scattered data interpolation is fitting a smooth surface to a set of non-uniformly distributed data points which extends to all positions in a prescribed domain. In this paper, given a set of ...

    • Ga segregation impact on Al0.35Ga0.65As/GaAs SQW energy bandgap 

      Vahid, R. Yazdanpanah; Pouria, Hosseinzadeh; Sattar, Mirzakuchaki (Universiti Malaysia Perlis (UniMAP), 2019-10)
      This paper studies the impact of Ga segregation on energy bandgap of Al0.35Ga0.65As/GaAs single quantum well system as a function of growth temperature and growth rate using kinetic model and Empirical Tight Binding method. ...

    • Gain enhancement of rectangular microstrip patch antenna using air gap at 2.4 GHz 

      K. W. S., Al Kharusi; Nurulazlina, Ramli; Shehab Khan, Noor; M. T., Ali; M. H. Abdul Halim (Universiti Malaysia Perlis (UniMAP), 2020-05)
      This project is carried out to design two antennas; one of them is a basic rectangular microstrip patch antenna and the other is the rectangular microstrip patch antenna added with an air gap technique for the main purpose ...