Browsing Vithyacharan Retnasamy by Title

Now showing items 47-54 of 54

    • Velocity profile investigation of FFS microchannel at Re 100 

      Retnasamy, Vithyacharan; Zaliman, Sauli, Dr.; Taniselass, Steven; Nor Shakirina, Nadzri; Hsio Mei, Tan; Khairul Anwar, Mohamad Khazali; Nooraihan, Abdullah (Trans Tech Publications, 2014)
      Recently, microfluidics system has been widely employed in various areas for instance biomedical,pharmaceuticals and cell biological researchdue to its advantages. The flow behavior in microchannels with different ...

    • Velocity profiles and friction factor analysis of liquid flow in microstructured microchannel 

      Taniselass, S.; S. S., Najamudin; Retnasamy, Vithyacharan; Poopalan, Prabakaran, Assoc. Prof. Dr. (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)
      In this work, simulations were performed for the flow of water through rough microchannel taking into consideration a pressure-driven flow. Analysis on pressure drop, friction factor and velocity profile have been investigated ...

    • 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 ...

    • Wettability and surface roughness study on RIE treated aluminium deposited surface 

      Retnasamy, Vithyacharan; Zaliman, Sauli, Dr.; Uda, Hashim, Prof. Dr.; Palianysamy, Moganraj; Aaron, Koay Terr Yeow; Ramzan, Mat Ayub (Trans Tech Publications, 2014-04)
      Design of Experiment (DOE) is a technique for optimizing process which has controllable inputs and measurable outputs. As a method of DOE, 24 Full Factorial design is used to study the effect of Reactive Ion Etch towards ...

    • Wire bond shear test simulation 

      Vairavan, Rajendaran; Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Taniselass, Steven; Wan Mokhzani, Wan Norhaimi (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      Wire bond shear test are utilized to appraise the reliability and the bond strength of wire bonded packages.In this study, a three-dimensional non linear finite element model was designed to simulate the stress response ...

    • Wire bond shear test simulation on hemispherical surface bond pad 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Wan Mokhzani, Wan Norhaimi; Johari, Adnan, Assc. Prof. Dr.; Palianysamy, Moganraj (Trans Tech Publications, 2012-12)
      Wire bonding process is an interconnection method adopted in the semiconductor packaging manufactory. One of the method used to assess the reliability and bond strength of the bonded wires are wire bond shear test .In this ...

    • Wire bond shear test simulation on sharp groove surface bond pad 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Taniselass, Steven; Ahmad Husni, Mohd Shapri; Vairavan, Rajendaran (Trans Tech Publications, 2012-12)
      Wire bonding process is first level interconnection technology used in the semiconductor packaging industry. The wire bond shear tests are used in the industry to examine the bond strength and reliability of the bonded ...

    • WSS investigation in microfluidic FFS channel at Re 500 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Taniselass, Steven; Nor Shakirina, Nadzri; Hsio Mei, Tan; Khairul Anwar, Mohamad Khazali; Nooraihan, Abdullah (Trans Tech Publications, 2014-01)
      Wall shear stress (WSS) is one of the important variables in microfluidic devices. In this paper WSS distribution for a microfluidic device in Forward Facing Step (FFS) configuration has been investigated using Reynolds ...