Now showing items 21-40 of 185

    • Comparative study of natural anthocyanins compound as photovoltaic sensitizer 

      Suriati, Suhaimi; Mukhzeer, Mohamad Shahimin, Dr.; Ili Salwani, Mohamad; Mohd Natashah, Norizan (AENSI Publisher All rights reserved, 2013-10)
      Fabrication and characterization of different natural dyes extracts of dye sensitized solar cell (DSSC) are reviewed in this paper. Inorganic metal complex, N3 dye is also studied as a comparison. The paper focussed on the ...
    • Numerical analysis of velocity profile in a FFS microchannel 

      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)
      Manipulation of the fluid flow behavior in microfluidic with precision technique is crucial to satisfy the needs of miniaturized systems. Velocity measurement is one of the physical phenomena plays significant role to ...
    • 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 ...
    • Low density fibrous material surface light reflectance analysis 

      Ong, Tee Say; Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (AENSI Publisher All rights reserved, 2013-10)
      The light based surface finishing of most product measurement is an important feature in the industries. In this paper, a lab fabricated tester for investigation on the quality of low density paper which was represent by ...
    • Shear strain analysis in FSS microchannel 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Nor Shakirina, Nadzri; Tan, Hsio Mei; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (AENSI Publications, 2013-10)
      Microfluidics has motivated the development of various fields in biological engineering due to its advantages. The favorable benefits of using microfluidicsare being easy to fabricate, requirement of minimal fluid volumes, ...
    • Cylindrical shape slug heat conduction numerical analysis using copper material 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Vairavan, Rajendaran (AENSI Publications, 2013-10)
      High power light emitting diodes have the edge over the conventional lighting system in terms of efficiency, low energy consumption and long operational lifetime. Nevertheless, the heat dissipation issue of the high power ...
    • Modelling RTN and BTI in nanoscale MOSFETs from device to circuit: a review 

      Louis, Gerrer; Ding, J.; Amoroso, S. M.; Adamu-Lema, F.; R., Hussin; Reid, D.; Millar, C.; Asenov, A. (Elsevier, 2014-04)
      In this paper we summarize the impact of Statistical Variability (SV) on device performances and study the impact of oxide trapped charges in combination with SV. Traps time constants are described and analysed in combination ...
    • Bump height at low temperature analysis 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Fairul Afzal, Ahmad Fuad; Ehkan, Phaklen, Dr.; Steven, Taniselass (Trans Tech Publications (TTP), 2013)
      The effects of chemical bath time in response to the bump height in electroless nickel immersion gold (ENIG) process was investigated. This paper presents the correlation between electroless process time, immersion gold ...
    • Shear speed analysis on Sn-3.9Ag-0.6Cu Solder 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Fairul Afzal, Ahmad Fuad; Ehkan, Phaklen, Dr.; Ong, Tee Say; Vairavan, Rajendaran (Trans Tech Publications (TTP), 2013)
      Ball Grid Array (BGA) is a type of semiconductor interconnection used in Integrated Circuit (IC) which is being scaled down to micro and nano size. The reliability of BGA in IC becomes a concern as the size of IC reduces. ...
    • 5mm × 5mm sized slug on high power LED stress and junction temperature analysis 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Fairul Afzal, Ahmad Fuad; Ehkan, Phaklen, Dr.; Vairavan, Rajendaran; Nazuhusna, Khalid (Trans Tech Publications (TTP), 2013)
      Conventional incandescent lamps are being replaced by high power light emitting diode as a lighting source due to it ascendancy in terms of physical size, performance, output and lifetime. Nevertheless, the reliability and ...
    • Aluminium surface grain size analysis on RIE treatment 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Fairul Afzal, Ahmad Fuad; Ehkan, Phaklen, Dr.; Palianysamy, Moganraj; Aaron, Koay Terr Yeow (Trans Tech Publications (TTP), 2013)
      Reactive Ion Etch (RIE) has been an important process in the world of microelectronic fabrication. Focus of this preliminary study is on how RIE affects the grain size of aluminum film which is fabricated on substrates. ...
    • Relationship between controllable process parameters on bump height in ENIG 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Fairul Afzal, Ahmad Fuad; Ehkan, Phaklen, Dr.; Muhamad Hafiz,  Ab Aziz (Trans Tech Publications, 2013)
      This paper reports the factors that affect the bump height in electroless nickel immersion gold (ENIG) and their interrelation between each other. Bump height is a critical issue that needs to be investigated because a ...
    • Interrogation of surface roughness and bond force effect 

      Zaliman, Sauli, Dr. (AENSI Publisher All rights reserved, 2013-10)
      In the macro world surface roughness is a feature undoubtedly not to be ignored. In the current trend towards the nano-scale feature in the devices related to the semiconductor and other various niche, surface roughness ...
    • Wettability analysis on platinum deposited wafer after reactive ion ecthing using SF6+argon/CF4+argon gaseous 

      Retnasamy, Vithyacharan; Zaliman, Sauli, Dr.; Aaron, Koay Terr Yeow; Goh, Siew Chui; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (AENSI Publisher All rights reserved, 2013-10)
      Wettability in microfluidic has direct influence to its fluid flow channels. This paper investigates the variable parameters that affect the wetability in terms of contact angle on a Platinum deposited wafer after reactive ...
    • Surface modification via wet chemical etching of single-crystalline silicon for photovoltaic application 

      Ali Hussain, Reshak, Prof. Dr.; Mukhzeer, Mohamad Shahimin, Dr.; Safizan, Shaari; N., Johan (Elsevier Ltd., 2013-11)
      The potential of solar cells have not been fully tapped due to the lack of energy conversion efficiency. There are three important mechanisms in producing high efficiency cells to harvest solar energy; reduction of light ...
    • Simulation of Brillouin and Rayleigh scattering in distributed fibre optic for temperature and strain sensing application 

      Ali Hussain, Reshak, Prof. Dr.; Mukhzeer, Mohamad Shahimin, Dr.; Sohiful Anuar, Zainol Murad, Dr.; S., Azizan (Elsevier B.V., 2013)
      This paper presents simulations of a distributed fibre optic sensor for temperature and strain sensing. The behaviours of Brillouin and Rayleigh scattering in optical fibres are studied through the backscatter signals. The ...
    • Photovoltaic characteristics of hybrid MEH-PPV-nanoparticles compound 

      Ali Hussain, Reshak, Prof. Dr.; Mukhzeer, Mohamad Shahimin, Dr.; Nurjuliana, Juhari; Vairavan, R. (Elsevier B.V., 2013)
      Organic solar cell research has vastly developed in recent years. These organic solar cells however are still limited to low power conversion efficiencies. This has led to the generation of photovoltaic cells based on ...
    • Electrical behaviour of MEH-PPV based diode and transistor 

      Ali Hussain, Reshak, Prof. Dr.; Mukhzeer, Mohamad Shahimin, Dr.; Nurjuliana, Juhari; Suppiah, S. (Elsevier Ltd., 2013-11)
      The potential of organic semiconductor based devices for light generation is demonstrated by the commercialisation of display technologies using organic light emitting diode (OLED). In OLED, organic materials plays an ...
    • Comparative study on human and bovine AT-SC isolation methods 

      Ali Hussain, Reshak, Prof. Dr.; Mukhzeer, Mohamad Shahimin, Dr.; Fhataheya, Buang (Elsevier Ltd., 2013-11)
      Mammalian adipose tissue derived stem cells (AT-SC) have a tremendous potential in regenerative medicine for tissue engineering and somatic nuclear transfer (SNT). The isolation methods of human and bovine adipose tissue ...
    • 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, ...