In this paper, a novel design of a fingerprint sensor composed of a 2D array of piezo resistive micro beams has been presented. When the user presses the sensor array with a finger, the ridges and valleys that compose the fingerprint... COMSOL Conference 2012, Bangalore A. Ganesan1 , S. Swaminathan1 , N. N. Sharma2 1 BITS, Pilani - Dubai, U.A.E. 2 Mechanical Engineering Department, Birla Institute of Technology & Science, Pilani, Rajasthan, India
The MEMS microphone is also called microphone chip or silicon microphone.The pressure sensitive diaphragm is etched directly into a silicon chip by MEMS techniques and is usually accompanied with integrated preamplifier. Most MEMS... COMSOL Conference 2012, Bangalore S. Kesari1 , A. Pandit1 , K. Mishra1 , Kaushal B. K.1 1 Electronics and Communication Engineering, Nitte Meenakshi Institute of Technology, Bangalore, India
This study is performed to know which central plate geometry is best suited for electrostatically actuated switch. The simulation is carried out in COMSOL Multiphysics, where user is free to model the geometry without depth knowledge... COMSOL Conference 2012, Bangalore K. M. V. Swamy1 , B. G. Sheeparamatti1 , G. R. Prakash 1 1 Department of Electronics and Communication, Basaveshwara Engineering College, Bagalkot, Karnataka, India
Tissue engineering (TE) is a multidisciplinary field involving principles of engineering and life sciences to improve the health and quality of life by repairing, restoring, maintaining, or enhancing tissue and organ function using cells,... COMSOL Conference 2012, Bangalore N. M. S. Bettahalli1 , B. J. Papenburg 2 , D. S. Stamatialis 2 , M. Wessling 3 1 University of Twente, Enschede, The Netherlands & BMS College of Engineering, Bangalore, India 2 University of Twente, Enschede, The Netherlands 3 RWTH Aachen University
Spray drying is a common drying technique in food industries to convert liquid to powder form. A good understanding on the dynamic behavior of the process is important to ensure proper control. The aim of this study is to develop... COMSOL Conference 2012, Bangalore S. Singh1 , N. Baheti1 , A. Tiwari1 1 Institute of Engineering & Science, IPS Academy, Indore, Madhya Pradesh, India
As interest in the electromagnetic spectrum expands towards the infrared and terahertz range, the distinct advantages of using semiconductors instead of metals for plasmonic applications must be understood. Plasmonic resonances in gold... COMSOL Conference 2012, Bangalore A. Shetty1 , K. J. Vinoy1 , S. B. Krupanidhi2 1 Electrical Communication Engineering, Indian Institute of Science, Bangalore, India 2 Materials Research Centre, Indian Institute of Science, Bangalore, India
Stethoscope is in use for more than 200 years for medical diagnostics, especially for auscultation. Recently, the unprecedented growth in mobile technology revived the use of stethoscope for Telehealthcare. Digital or electronic... COMSOL Conference 2012, Bangalore C. Thiagarajan1 , Gururajan R.2 , A. H. Baig2 , Prema S.3 1 ATOA Scientific Technologies Pvt Ltd, Whitefield, Bangalore, Karnataka India 2 University of Southern Queensland, Toowoomba Qld 4350, Australia. 3 RMK Engineering College, Chennai, Tamil Nadu, India
Micro-grippers find applications in micro-robotics, microsurgery, micro-fluidics, micro-relays, assembling and miniature medical instrumentation. Actuation principle involved may be electrothermal, electrostatic, piezoelectric, shape... COMSOL Conference 2012, Bangalore T. Pahwa1 , S. Gupta1 , V. Bansal1 , R. Narwal1 , B. Prasad1 , D. Kumar1 1 Electronic Science Department, Kurukshetra University, Kurukshetra, India
Electroosmotic flow of power-law fluids in a slit channel(1D) is analyzed. The governing equations are the Poisson–Boltzmann equation, the Cauchy momentum equation, Generalized Smoluchowski equation and the continuity equation are used... COMSOL Conference 2012, Bangalore K. SriNithin1 1 IIT Kharagpur, Kharagpur, West Bengal, India
There is limited option for non-intrusive flow measurement of liquid metals at high temperature. Liquid metal flowing in a conduit along with the transverse magnetic field induces emf in the liquid metal. The emf developed; which has... COMSOL Conference 2012, Bangalore S. Sahu1 , R. P .Bhattachryay1 , E. R. Kumar1 1 Institute for Plasma Research, Bhat, Gandhinagar, Gujarat, India.
This paper will describe the dependence of capacitive accelerometer characteristics on the accelerometers physical dimension and its material properties. The sense element of the accelerometer is designed on the basis of a commercially... COMSOL Conference 2012, Bangalore B. S. Kavitha1 , S. B. Rudraswamy1 , C. R. Venugopal1 1 SJCE, Mysore, Karnataka, India
Scramjet inlet design remains as a key aspect for hypersonic flight. To assess the inlet design, the performance parameters namely; air-capture ratio, total pressure efficiency, inlet drag coefficient, and kinetic energy efficiency are... COMSOL Conference 2012, Bangalore V. Gopal1 , R. Kolluru1 1 BMS College of Engineering, Bangalore, Karnataka, India
Conventional heating of material wastes energy during heating due to inherent radiation, conduction and convection based heating mechanism. Alternate efficient heating methods are actively researched for improved efficiency. Radio... COMSOL Conference 2012, Bangalore C. Thiagarajan1 , J. Anto2 1 ATOA Scientific Technologies Pvt Ltd, Whitefield, Bangalore, Karnataka India. 2 Researcher
MEMS gyroscope technology provides cost- effective method for improving directional estimation and overall accuracy in the navigation systems. This paper presents a tuning- fork gyroscope (TFG) [1] with a perforated proof mass. The... COMSOL Conference 2012, Bangalore L. Sujatha1 , B. Preethi1 1 Rajalakshmi Engineering College, Chennai, India
Micro Mirror is a versatile device which has been gaining popularity and also the importance of MEMS techniques to develop such devices. These mirrors find applications in fields such as optical switching, display and in medical fields... COMSOL Conference 2012, Bangalore L. Sujatha1 , D. K. Balasubramanian2 , V. S. Selvakumar1 1 Rajalakshmi Engineering College, Chennai, India 2 University of Central Florida, Orlando, Florida, United States
Micro-Heaters are the key components in sub-miniature micro-sensors, especially in gas sensors. The metal oxide gas sensors utilize the properties of surface adsorption to detect changes in resistance as a function of varying... COMSOL Conference 2012, Bangalore V. S. Selvakumar1 , L. Sujatha1 1 Rajalakhmi Engineering College, Chennai, Tamil Nadu, India
The paper brings out the designing and implementation of blood viscosity monitoring device that gives us the INR to measure the effectiveness of anti coagulant medications .When a blood vessel is damaged, clotting cascade begins that... COMSOL Conference 2012, Bangalore J. G. Immanuel1 , K. Poojitha1 , B. Viknesshwar1 , A. Gupta1 1 PSG College of Technology, Peelamedu, Coimbatore, Tamil Nadu, India
The biological hair-cell is a modular building block of a rich variety of biological sensors. These sensors are responsive to various mechanical properties like vibration, touch, gravitational forces, etc., especially flow. Using micro... COMSOL Conference 2012, Bangalore K. Kavitha1 , Y. R. Manjoosha1 , C. S. Sukanya1 , K. Saranya1 , K. Chandra Devi1 , M. Alagappan1 , A. Gupta1 1 Department of Biomedical Engineering, PSG college of technology, Coimbatore, TamilNadu, India
The primary function of the vestibular system is to provide the brain with information about the body\'s motion and orientation. The absence of this information causes blurred vision and spatial disorientation, vertigo, dizziness,... COMSOL Conference 2012, Bangalore R. Nithya1 , K. Kavitha1 , R. K. Shahana1 , A. Gupta1 , M. Alagappan1 1 Department of Biomedical Engineering, PSG College of Technology, Coimbatore, Tamilnadu, India
The world is getting digitalized, demands for new and emerging technologies have reached its peak, and customer demands have taken a U-turn. To cope with such unique requirements many systems and system devices are into the market and one... COMSOL Conference 2012, Bangalore P. Acharya1 1 B.V.Bhoomaraddi College of Engineerring & Technology, Hubli, Karnataka, India
