Research Publications

Prof. Rudra Pratap's Research Group

Journal Publications

Conferences

Randhir Kumar, Sudhanshu Tiwari, Varun Thakur, and Rudra Pratap, "Growth of Ultrafast, Super Dense ZnO Nanorods Using Microwaves for Piezoelectric MEMS Applications", Materials Chemistry and Physics, (Accepted for publication)
Sudhanshu Tiwari, Randhir Kumar, Saurabh Arun Chandorkar, and Rudra Pratap, “Fully Differential Actuation and Sensing in Piezoelectric a Resonators for High Signal to Background Resonant Sensing”, Journal of Microelectromechanical Systems, DOI: 10.1109/JMEMS.2020.3001246, June 2020.
Meera Vikas Garud and Rudra Pratap, “A Novel MEMS Speaker With Peripheral Electrostatic Actuation”, Journal of Microelectromechanical Systems, DOI: 10.1109/JMEMS.2020.3003463, June 2020.
M. Sharma, P. Kumar, A. V. Irzhak, S. Kumar, R. Pratap, S. V. von Gratovski, V. G. Shavrov & V. V. Koledov, “Melting and Electromigration in Thin Chromium Films”, Physics of the Solid State, Vol. 62, pp 988992, 2020.
Ajay Dangi; Christopher Y. Cheng; Sumit Agrawal; Sudhanshu Tiwari; Gaurav Ramesh Datta; Robert R. Benoit; Rudra Pratap; Susan Trolier-Mckinstry; Sri-Rajasekhar Kothapalli, “A Photoacoustic Imaging Device Using Piezoelectric Micromachined Ultrasound Transducers (PMUTs)”, IEEE Trans- actions on Ultrasonics, Ferroelectrics, and Frequency Control, Vol.: 67, Issue: 4, pp 801-809, DOI: 10.1109/TUFFC.2019.2956463, 2020.
Amruta Ranjan Behera; Habibuddin Shaik; G. Mohan Rao; Rudra Pratap, “A Technique for Estimation of Residual Stress and Young’s Modulus of Compressively Stressed Thin Films Using Microfab- ricated Beams”, Journal of Microelectromechanical Systems, DOI: 10.1109/JMEMS.2019.2948016, 28 October, 2019.
Kaustav Roy, Harshvardhan Gupta, Vijayendra Shastri, Ajay Dangi, Anthony Jeyaseelan, Soma Dutta, and Rudra Pratap, “Fluid Density Sensing using Piezoelectric Micromachined Ultrasound Transduc- ers”, IEEE Sensors Journal, DOI: 10.1109/JSEN.2019.2936469, August, 2019.
Krishna Balasubramanian, Tathagatha Biswas, Priyadarshini Ghosh, Swathi Suran, Abhishek Mishra, Rohan Mishra, Ritesh Sachan, Manish Jain, Manoj Varma, Rudra Pratap, and Srinivasan Raghavan, “Reversible Defect Engineering in Graphene Grain Boundaries”, Nature Communications, DOI:10.1038/s41467- 019-09000-8, March 6, 2019.
Christopher Cheng; Ajay Dangi; Liqiang Ren; Sudhanshu Tiwari; Robert Benoit; Yongqiang Qiu; Holly S. Lay; Sumit Agrawal; Rudra Pratap; Sri-Rajaesekhar Kothapalli; Thomas Mallouk; Sandy Cochran; Susan Trolier-McKinstry, “Thin Film PZT-Based PMUT Arrays for Deterministic Parti cle Manipulation”, IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, DOI: 10.1109/TUFFC.2019.2926211, 2019.
Jayaprakash Reddy and Rudra Pratap, “Design, fabrication and on-the-die characterization of a MEMS tuning-fork gyroscope, ISSS Journal of Micro and Smart Systems, Vol. 7, Issue 2, pp 87-96, October 2018.
Nadur L. Naveena, Rudra Pratap, T. R. Ravikumar Naik, S. A. Shivashankar, “Microwave assisted greener synthesis of silver nanoparticles using Karanjin and their antifungal properties, Journal of Material NanoScience, Vol. 5(1), pp 23-28, 2018.
A. R. Behera, A. Dangi, and R. Pratap, “An Experimental Study of Residual Stress Induced Modulation of Vibration Characteristics in 1-D MEMS Resonators”, ASTM Material Performance and Characterization, DOI: 10.1520/MPC20170156, 2018.
Rammohan Sriramdas and Rudra Pratap, “Performance Analysis of Hybrid Vibrational Energy Harvesters with Experimental Verification, Smart Materials and Structures, Vol. 27, 075008, 2018.
Rammohan Sriramdas and Rudra Pratap, “An Experimentally Validated Lumped Circuit Model for Piezoelectric and Electrodynamic Hybrid Harvesters”, IEEE Sensors Journal, Vol. 18, Issue 6, pp 2377–7384, DOI: 10.1109/JSEN.2017.2776242, March 2018.
P. Krishna Menon, Jagannath Nayak, Rudra Pratap, “Sensitivity Analysis of an In-plane MEMS Vibratory Gyroscope”, Microsystem Technologies, Vol. 24, pp 2199-2213, DOI: 10.1001/s00542-017- 3666-4, 2018.
Subhajit Kundu, Sriramdas Rammohan, Kazi Rafsanjani Amin, Aveek Bid, Rudra Pratap and Narayanan Ravishankar, “Crumpled Sheets of Reduced Graphene Oxide as a Highly Sensitive, Robust and Versatile Strain Sensor”, Nanoscale, Issue 27, 2017.
Ajay Dangi and Rudra Pratap, “System level modeling and design maps of PMUTs with residual stresses”, Sensors & Actuators: A. Physical, Vol. 262, pp 18-28, August 2017.
Sumit Kumar, Praveen Kumar and Rudra Pratap, “A model for electromigration induced flow in liquid metals, Journal of Applied Physics D: Applied Physics, Vol. 50, 39LT02, 2017.
Rammohan Sriramdas and Rudra Pratap, “Scaling and Performance Analysis of MEMS Piezoelectric Energy Harvesters”, Journal of Microelectromechanical Systems, Vol. 26, Issue 3, pp 679–690, doi: 10.1109/JMEMS.2017.2689326, 2017.
Jayaprakash Reddy and Rudra Pratap, “Si-gold-glass hybrid wafer bond for 3-D MEMS and wafer level packaging”, Journal of Micromechanics and Microengineering, Vol. 27, 015005, doi: 10.1088/0960- 1317/27/1/015005, 2017.
V Seena, K Hari, S Prajakta, Rudra Pratap and V Ramgopal Rao, “A novel piezoresistive polymer nanocomposite MEMS accelerometer, Journal of Micromechanics and Microengineering, Vol. 27, Number 1, 015014, doi: 10.1088/0960-1317/27/1/015014, 2017.
Parikshit Moitra, Deepa Bhagat, Rudra Pratap & Santanu Bhattacharya, “A novel bio-engineering approach to generate an eminent surface-functionalized template for selective detection of female sex pheromones of Helicoverpa armigers”, Scientific Reports, Vol. 6, Article number: 37355, do10.1038/srep37355, 2016.
S. D. Vishwakarma, A. K. Pandey, J. M. Parpia, S. S. Verbridge, H. G. Craighead, and R. Pratap, “Size modulated transition in the fluid-structure interaction losses in nano mechanical beam resonators”, Journal of Applied Physics, Vol. 119, 194303, DOI: 10.1063/1.4950758, 2016.
Meera Garud, Jayaprakash Reddy K., Vamsy Godthi and Rudra Pratap, “Design and fabrication of single wafer capacitors for MEMS devices”, Journal of the Acoustical Society of India, Vol. 43, No. 1, pp 24–31, 2016.
(Winner of Sir C. V. Raman Award of the Acoustical Society of India for 2016.)
Krishna Bharadwaj, B; Chandrasekar, Hareesh; Nath, Digbijoy; Pratap, Rudra; Raghavan, Srinivasan, “Intrinsic Limits of Channel Transport Hysteresis in Graphene-SiO2 Interface and Its Dependence on Graphene Defect Density”, Journal of Physics D: Applied Physics, Vol. 49, 265301, 2016.
Krishna Bharadwaj, B; Nath, Digbijoy; Pratap, Rudra; Raghavan, Srinivasan, “Making Consistent Contacts to Graphene: Effect of Architecture and Growth Induced Defects”, Nanotechnology, Vol. 27, 205705, 2016.
Shishir Kumar, Rudra Pratap, and Srinivasan Raghavan, “Ultrahigh fluid diffusivity in graphene-lined nanochannels, Applied Physics Letters, Vol. 108, 091606, 2016.
Charanjeet Kaur Malhi and Rudra Pratap, “On the Equivalence of Acoustic Impedance and Squeeze Film Impedance in Micromechanical Resonators, Journal of Vibration and Acoustics, ASME, Vol. 138(1), pp 011005-10, February 2016.
Rammohan Sriramdas, Shreevar Rastogi, Rudra Pratap, “Design Considerations for Optimal Absorp- tion of Energy from a Vibration Source by an Array of Harvesters, Energy Harvesting and Systems, Vol 3(2), pp 121-131, 2016.
Santanu Talukder, Praveen Kumar and Rudra Pratap, “Electrolithography—A New and Versatile Pro- cess for Nano Patterning, Nature Scientific Reports, 5:17753, DOI:10.1038/srep17753, 04 December, 2015.
Ajay Dangi, Amod Hulge, Anish Somasundaram, Rominus S Valsalam, Rudra Pratap, “Complete development of a single cell PMUT transducer: design fabrication, characterization and integration”, Journal of ISSS, Vol. 4(1), pp 61-69, March-September 2015.
Kaveri Rajaraman, Vamsy Godthi, Rudra Pratap, and Rohini Balakrishnan, “A novel acousticvibratory multimodal duet, Journal of Experimental Biology, Vol. 218, pp 3042-3050, 2015.
Charanjeet Kaur Malhi and Rudra Pratap, “On the method of extraction of lumped parameters for the radiation impedance of complex radiator geometries, Microsystem Technologies, Vol. 22, pp 2241-2249, DOI 10.1007/s00542-015-2614-4, 2015.
Santanu Talukder, Praveen Kumar and Rudra Pratap, “Controlled material transport and multidi- mensional patterning at small length scales using electromigration, Current Science, Vol. 108, No. 12, 25 June 2015.
Rudra Pratap, Rizuwana Parween, Vamsy Godthi, “Understanding and Exploiting Extremely Small Scale Mechanical Oscillations, Annals of the Indian Academy of Engineering, Vol. XII, pp 43-56, April 2015.
Vamsy Godthi, K. Jayapraksh Reddy, and Rudra Pratap, “A Study of Pressure Dependent Squeeze Film Stiffness as a Resonance Modulator using Static and Dynamic Measurements, Journal of Micro- electromechanical Systems, DOI 10.1109/JMEMS.2015.2431633 2015.
Vamsy Godthi and Rudra Pratap, “Dynamics of the Cricket Sound Production, Journal of Vibration and Acoustics, ASME, Vol. 137(4), 041019, August 2015.
Kumar, Shishir; Kaushik, Swati; Pratap, Rudra; Raghavan, Srinivasan, “Graphene on Paper: A simple, low-cost chemical sensing platform”, ACS Applied Materials & Interfaces, Vol. 7(4), pp 2189- 2194, 2015.
A. Roychowdhury. A. Nandy, C. S. Jog, and R. Pratap, “Hybrid elements for modelling squeeze film effects coupled with structural interactions in vibratory MEMS devices”, Computer Modeling in Engineering and Sciences, Vol. 103, No. 2, 2015.
S. Rammohan, Sanketh Chiplunkar, C. M. Ramya, and Rudra Pratap, “Performance Enhancement of Piezoelectric Energy Harvesters using Multilayer and Multistep Beam Configurations”, IEEE Sensors Journal, Vol. 15, No. 6, pp 3338-3348, June 2015.
Parween R. and Pratap R., “Modelling of Soldier Fly Halteres for Gyroscopic Oscillations”, Biology- Open, Vol. 3, No. 13, Dec. 2014.
A. Roychowdhury, S. Patra, A. Nandy, and R. Pratap, “Analytical and numerical modeling of the effects of variable flow boundaries on the squeeze film behaviour in MEMS, Journal of ISSS, Vol. 3, No. 2, pp 26-38, Sept. 2014.
Shishir Kumar, George S. Duesberg, Rudra Pratap, Srinivasan Raghavan, “Graphene Field Emission Devices, Applied Physics Letters, Vol. 105, 103107, 2014.
Rizuwana Parween, Rudra Pratap, Tanvi Deora, and Sanjay P. Sane, “Modeling Strain Sensing by the Gyroscopic Halteres in the Dipteran Soldier Fly, Mechanics Based Design of Structures and Machines, Vol. 42, No. 3, 2014.
Santanu Talukder, Praveen Kumar, and Rudra Pratap, “Film Thickness Mediated Transition in the Ki- netics of Electric Current Induced Flow of Thin Liquid Metal Films, Applied Physics Letters, Vol. 104, 214102, May 2014.
Srinivasan Raghavan, B. Krishna Bharadwaj, and Rudra Pratap, “Transfer free suspended graphene devices on silicon using electrodeposited copper”, Journal of Vacuum Science and Technology, Vol. 32, 010603, 2014.
S. D. Vishwakarma, A. K. Pandey, J. M. Parpia, D. R. Southworth, H. G. Craighead, and R. Pratap, “Evaluation of Mode Dependent Fluid Damping in a High Frequency Drumhead Microresonator”, Journal of Microelectromechanical Systems, Vol. 23, No. 2, pp 334–346, 2014.
A V S S Prasad, K P Venkatesh, Navakant Bhat, and Rudra Pratap, “Extraction of modal parameters of micro machined resonators in higher modes”, Topics in Modal Analysis II, Volume 8: Proceedings of the 32nd IMAC, A Conference and Exposition on Structural Dynamics, Springer International Publishing, May 2014.
S. Rammohan, C. M. Ramya, S. Jayanth Kumar, Anjana Jain and Rudra Pratap, “Low frequency vibration energy harvesting using arrays of PVDF piezoelectric bimorphs, Journal of ISSS, Vol. 3, No. 1, pp 18–27, March 2014.
A. Roychowdhury, A. Nandy, C. S. Jog, and R. Pratap, “A Monolithic FEM-Based Approach for the Coupled Squeeze Film Problem of an Oscillating Elastic Micro-Plate Using 3D 27-Node Elements, Journal of Applied Mathematics and Physics, Vol. 1, No. 6, pp 20–25, 2013.
S. Talukdar, P. Kumar, and R. Pratap, “Electric Current Induced Mass Flow in Very Thin Infinite Metallic Films, IEEE Transactions on Electron Devices, Vol. 60, No. 9, pp 2877–2883, September 2013.
F. Jiang, A. Keating, M. Martyniuk, R. Pratap, L. Faraone and J. M. Dell, “Process control of cantilever deflection for sensor application based on optical waveguides”, Journal of Microelectrome- chanical Systems Vol. 22, No. 3, pp 569–579, June 2013.
Thejas, Navakanta Bhat, Rudra Pratap, and K. N. Bhat, “Fringe Field Junctionless FET as a Sensitive Displacment Sensor”, Journal of ISSS, Vol. 2, No. 1, April 2013.
S. M. Mohanasundaram, Rudra Pratap, and Arindam Ghosh, “A cantilever resonator with integrated actuation and sensing fabricated using a single step lithography”, IEEE Sensors Journal, Vol. 13, No. 2, pp 440–441, February 2013.
S. M. Mohanasundaram, Rudra Pratap, and Arindam Ghosh, “Two orders of magnitude increase in metal piezoresistor sensitivity through nanoscale inhomogenization”, Journal of Applied Physics, Vol. 112, Issue 8, pp 084332-9, 2012.
Santanu Talukder, Arindam Ghosh and Rudra Pratap, “Nanoscale Control of Electro-migration for Resistance Tuning of Metal Lines”, Journal of ISSS, Vol. 1, No. 1, pp 16–22, 2012.
K. Jayaprakash Reddy, K. N. Bhat and Rudra Pratap, “Stiction Free Fabrication of MEMS Devices with Shallow Cavities Using a Two-Wafer Anodic Bonding Process”, Journal of ISSS, Vol. 1, No. 1, pp 1–9, 2012.
S. M. Mohanasundaram, Rudra Pratap, and Arindam Ghosh, “Tuning the sensitivity of a metal-based piezoresistive sensor using electromigration”, Journal of Microelectromechanical Systems, Vol. 21, No. 6, pp 1276-1278, December 2012.
S. M. Mohanasundaram, Rudra Pratap, and Arindam Ghosh, “Electromigration: A Unique Tool for Microstructure Engineering in Metal Films”, International Journal of Applied Physics and Mathemat- ics, Vol. 2, No. 3, pp 2426–2431, 2012.
Babar Ahmad and Rudra Pratap, “Analytical Evaluation of Squeeze Film Forces in a CMUT with Sealed Air-filled Cavity”, IEEE Sensors Journal, Vol. 11, No. 10, pp 2426–2431, October 2011.
Babar Ahmad and Rudra Pratap, “The effect of evacuated backside cavity on the dynamic charac- teristics of a capacitive micromachined ultrasound transducer”, International Journal of Advances in Engineering Sciences and Applied Mathematics, Vol. 2 (1-2), pp 50–54, 2010.
Babar Ahmad and Rudra Pratap, “Elasto-Electrostatic Analysis of Circular Microplates Used in Capacitive Micromachined Ultrasonic Transducers”, Sensors Journal, IEEE, Vol. 10, Issue 11, pp 1767–1773, Nov. 2010.
Jaya Thakur, Rudra Pratap, Yannick Fournier, Thomas maeder and Peter Ryser, “Realization of a Solid Propellent based Microthruster Using Low Temperature Co-fired Ceramics”, Sensors & Trans- ducers Journal, Vol. 117, Issue 6, pp 29–40, 2010.
C. Malhi, R. Pratap and N. Bhat, “Design of a High Sensitivity FET Integrated Microphone”, Procedia Chemistry, Vol. 1, pp.875-878, 2009.
Balaji Jayaramana, Navakanta Bhat and Rudra Pratap,“Thermal characterization of microheaters from the dynamic response”, Journal of Micromechanics and Microengineering, Vol. 19, No. 8, (085006), 2009.
K P Venkatesh, Nishad Patil, Ashok Kumar Pandey and Rudra Pratap, “Design and characterization of an in-plane MEMS yaw rate sensor”, Sadhana: Academy Proceedings in Engineering Sciences, Vol. 34, Part 4, pp 633–642, Aug 2009.
Balaji Jayaramana, Navakanta Bhat and Rudra Pratap,“Thermal Analysis of Microheaters using Mechanical Dynamic Response”, International Journal of Micro and Nano Systems, Vol. 1, No. 1, pp 15–20, June 2009.
A K Pandey, K P Venkatesh, and Rudra Pratap, “Effect of metal coating and residual stress on the resonant frequency of MEMS resonators”, Sadhana: Academy Proceedings in Engineering Sciences, Vol. 34, Part 4, pp 651–662, Aug 2009.
K P Venkatesh and Rudra Pratap,“Capturing Higher Modes of Vibrations of Micromachined Res- onators ”, Journal of Physics: Conference Series, Vol. 181, No. 1, pp 012079, 2009.
K A Lohar, Venkatesh K P and Rudra Pratap,“Effect of Process Induced Variations on Performance Characteristics of a Dual Mass Vibratory MEMS Gyroscope”, International Journal of Micro and Nano Systems, Vol. 1, No. 1, pp 57–63, June 2009.
Ashok Kumar Pandey and Rudra Pratap,“Modelling the Effect of Residual Stress and Perforations on the Dynamic Characteristics of MEMS Devices”, Advances in Vibration Engineering, Vol. 8(1), pp 17–26, 2009.
Ashok Kumar Pandey and Rudra Pratap,“A Semi-Analytical Model for Squeeze-Film Damping In- cluding Rarefaction in a MEMS Torsion Mirror with Complex Geometry”, Journal of Micromechanics and Microengineering, Vol. 18, No. 10, (105003), 2008.
Suhas S Mohite, Venkata R Sonti, and Rudra Pratap,“A Compact Squeeze-film Model including Inertia, Compressibility and Rarefaction Effects for Perforated 3D MEMS Structures”, Journal of Microelectromechanical Systems, Vol. 17, No. 3, pp 709-723, June 2008.
Anil Arora, Ram Gopal, V K Dwivedi, Chandra Shekar, Babar Ahmad, Rudra Pratap, and P J George,“Fabricating Capacitive Micromachined Ultrasonic Transducers with Wafer Bonding Tech- nique”, Journal of Sensors & Transducers, Vol. 93, Issue 6, pp 15-20, June 2008.
A K Pandey, Rudra Pratap and Fook Siong Chau,“Effect of Pressure on Fluid Damping In MEMS Torsional Resonators with Flow Ranging from Continuum to Molecular Regime”, Experimental Me- chanics, Vol. 48, No. 1, pp 91–106, February 2008.
(Winner of M. Het´enyi Award, Society for Experimental Mechanics, USA.)
A K Pandey and R Pratap,“A Comparative Study of Analytical Squeeze-Film Damping Models in Perforated MEMS Structures with Experimental Results”, Microfluidics and Nanofluidics, Vol. 4, No. 3, pp 205–218, March 2008.
Ashok Kumar Pandey and Rudra Pratap,“Effect of Flexural Modes on Squeeze Film Damping In MEMS Cantilever Resonators”, Journal of Micromechanics and Microengineering, Vol. 17, pp 2475- 2484, 2007.
Ashok Kumar Pandey, Rudra Pratap, and Fook Siong Chau, “Influence of Boundary Conditions on the Dynamic Characteristics of Squeeze Films in MEMS Devices”, Journal of Microelectromechanical Systems, Vol. 16, Issue 4, pp 893-903, August 2007.
A K Pandey, R Pratap and F S Chau, “Analytical Solution of Modified Reynolds Equation for Squeeze Film Damping in Perforated MEMS Structures”, Sensors and Actuators A, Vol. 135, pp 839-848, 2007.
R Pratap and A Arunkumar, “Material Selection for MEMS Devices”, Indian Journal of Pure and Applied Physics, Vol. 45, No. 4, pp 358-367, 2007.
R Pratap, S S Mohite and A K Pandey, “Squeeze-Film Effects in MEMS Devices”, (Invited paper), Journal of Indian Institute of Science, Vol. 87:1, Jan-May 2007.
S S Mohite, Nishad Patil and R Pratap, “Design, Modelling and Simulation of Vibratory Microma- chined Gyroscopes”, Journal of Physics: Conference Series, Vol. 34, pp 757-763, 2006.
S Kumar and R Pratap, “Partitioning Design Space for Linear Tuning of Natural Frequencies in Planar Dynamic MEMS Structures”, Sensors and Actuators A: Physical, Vol. 125, Issue 2, pp 304-312, 10 January 2006.
S K Jalan and Rudra Pratap, “Design of LTCC Micromachined Vibratory Rate Gyroscope Through Finite Element Analysis”, Advances in Vibration Engineering, Vol. 5(3), pp 233-240, 2006.
S S Mohite, V R Sonti and R Pratap, “A Comparative Study of the Equivalent Circuits for MEMS Ca- pacitive Microphones and a Critical Evaluation of the Equivalent Parameters”, Advances in Vibration Engineering, Vol. 4(4), pp 337-349, 2005.
S S Mohite, Haneesh Kesari, V R Sonti and R Pratap, “Analytical Solutions for the Stiffness and Damping Co-efficients of Squeeze Films in MEMS Devices Having Perforated Back Plate”, Journal of Micromechanics and Microengineering, Vol. 15, pp 2083-2092, 2005.
C Venkatesh, S Patil, N Bhat, and R Pratap, “A Torsional MEMS Varactor with Wide Dynamic Range and Low Actuation Voltage”, Sensors and Actuators A: Physical, Vol. 121(2), pp 480-487, 2005.
A Sarkar, V R Sonti and R Pratap, “A Coupled FEM-BEM Formulation in Structural Acoustics for Imaging a Material Inclusion”, Journal of Acoustics and Vibration, Vol. 10(1), pp 3-16, 2005.
A K Pandey, and R Pratap, “Coupled Nonlinear Effects of Surface Roughness and Rarefaction on Squeeze Film Damping in MEMS Structures”, Journal of Micromechanics and Microengineering, Vol. 14, pp 1430-1437, 2004.
S Jagan Mohan, and R Pratap, “A Natural Classifications of Vibration Models of Polygonal Ducts Based on Group Theoretic Analysis”, Journal of Sound and Vibration, Vol. 269, pp 745-764, 2004.
A K Pandey, and R Pratap, “Studies in Nonlinear Effects of Squeeze Film Damping in MEMS Structures”, International Journal of Computational Engineering Science, Vol. 4, No. 3, pp 477-480, 2003.
S Patil, C Venkatesh, N Bhat, and R Pratap, “Voltage Controlled Oscillator using Tunable MEMS Resonator”, International Journal of Computational Engineering Science, Vol. 4, No. 3, pp 675-678, 2003.
C K Reddy, and R Pratap, “Multimodal Map and Complex Basin of Attraction of a Simple Hopper”, Physical Review E, Vol. 68(1), pp 16220-8, 2003.
S J Mohan, and R Pratap, “A Group Theoretic Approach to the Linear Free Vibration Analysis of Shells with Dihedral Symmetry”, Journal of Sound and Vibration, Vol. 252, No. 2, pp 317-341, 2002.
A Chatterjee, R Pratap, C K Reddy and A Ruina, “Persistent Passive Hopping and Juggling is Possible Even with Plastic Collisions”, International Journal of Robotics Research, Vol. 21, No.7, July 2002.
C K Reddy and R Pratap, “Can a Hopper Hop for Ever?”, Current Science, Vol. 79 No. 5, pp 639-645, 2000.
C K Reddy and R Pratap, “Equivalent Viscous Damping for a Bilinear Hysteretic Oscillator”, ASEE Journal of Engineering Mechanics, Vol. 126, No. 11, pp 1189-1196, 2000.
S Kulkarni and R Pratap, “Studies on the Dynamics of a Supercavitating Projectile”, Applied Math- ematics Modelling, Vol. 24, pp 113-119, 2000.
J Judge and R. Pratap, “Asymptotic States of a Bilinear Hysteretic Oscillator in a Fully Dissipative Phase Space”, Journal of Sound and Vibration, Vol. 218(3), 1998, pp 548-557.
R Pratap and P J Holmes, “Chaos in a Mapping Describing Elastoplastic Oscillations”, Nonlinear Dynamics, Vol.18, pp 111-139, 1995.
R Pratap, S Mukherjee, and F C Moon, “Dynamics Behaviour of a Bilinear Hysteretic Elastoplastic Oscillator, Part I: Free Oscillations”, Journal of Sound and Vibration, Vol. 172(3), pp 321-338, 1994.
R Pratap, S Mukherjee and F C Moon, “Dynamics Behaviour of a Bilinear Hysteretic Elastoplastic Oscillator, Part II: Free Oscillations”, Journal of Sound and Vibration, Vol. 172(3), pp 321-338, 1994.
R Pratap, S Mukherjee and F C Moon, “Limit Cycles in an Elastoplastic Oscillator, Part I: Free Oscillations”, Physics Letters A, Vol.170, No. 5,pp 384-392, 1992.
R Pratap and T Kundu, “A Least Square Finite Element Formulation for Elastodynamic Problems”, International Journal of Numerical Methods in Engineering, Vol.26, pp. 1883-1891, 1988.

Ajay Dangi; Kaustav Roy; Sumit Agrawal; Haoyang Chen; Anuj Ashok; Christopher Wible; Mohamed Osman; Rudra Pratap; Sri-Rajasekhar Kothapalli, “A modular approach to neonatal whole-brain photoacoustic imaging”, Proceedings Volume 11240, Photons Plus Ultrasound: Imaging and Sens- ing 2019; SPIE BiOS, 2020, San Francisco, California, United States, doi.org/10.1117/12.2546854, 1124057, 2020.
Sudhanshu Tiwari; Randhir Kumar; P. Krishna Menon; Jeyaseelan A Antony; Soma Dutta; Rudra Pratap; “On the Realization of Self-Sensing Piezoelectric MEMS Actuators”, 2019 International Con- ference on Manipulation, Automation and Robotics at Small Scales (MARSS), Helsinki, Finland, DOI: 10.1109/MARSS.2019.8860944, 19045968, 2019.
Ajay Dangi, Sumit Agrawal, Sudhanshu Tiwari, Shubham Jadhav, Christopher Cheng, Gaurav Ramesh Datta, Susan Troiler-McKinstry, Rudra Pratap, Sri-Rajasekhar Kothapalli, “Ring PMUT array based miniaturized photoacoustic endoscopy device”, Proceedings Volume 10878, Photons Plus Ultrasound: Imaging and Sensing 2019; SPIE BiOS, 2019, San Francisco, USA, doi.org/10.1117/12.2510000, 1087811, 2019.
Maneesha Sharma; Sumit Kumar; Rudra Pratap; Artemy Irzhak; Praveen Kumar; Svetlana von Gratowski; Victor Koledov; Peter Lega; Vladimir Shavrov; “Electric Current Driven Formation of Micro-and Nano-sized Beads in Thin Cr Films”, 2019 IEEE International Conference on Manipulation, Manufacturing and Measurement on the Nanoscale (3M-NANO), Zhenjiang, China, DOI: 10.1109/3M- NANO46308.2019.8947369, 19278219, 2019.
Murugappan Ramanathan; Rudra Pratap; “Integration of a Compliant Thermal Actuator for Unlatch- ing in a MEMS Latch Accelerometer”, 2019 20th International Conference on Solid-State Sensors, Ac- tuators and Microsystems & Eurosensors XXXIII (TRANSDUCERS & EUROSENSORS XXXIII), Berlin, Germany, DOI: 10.1109/TRANSDUCERS.2019.8808459, 18940092, 2019.
Praveen Kumar; Rudra Pratap; Santanu Talukder; Sumit Kumar; Vijayendra Shastri; Raman Maurya; Swamy K.B. Mruthyunjaya; “Patterning Cr Film by Passing Electric Current through a Traversing Pointy Stylus: Introduction to Electrolithography and Its Prospects”, 2018 IEEE International Con- ference on Manipulation, Manufacturing and Measurement on the Nanoscale (3M-NANO), Hangzhou, China, DOI: 10.1109/3M-NANO.2018.8552166, 18305168, 2018.
Praveen Kumar; Victor Koledov; Svetlana von Gratowski; Rudra Pratap; Artemy Irzhak; Alexey Zhikharev; Andrey Orlov; Peter Lega; Santanu Talukder; Sumit Kumar; Vijayendra Shashtri; “Elec- trical Jointing at Microand Nanoscale by Electromigration and Mechanical Nano-Manipulation for Bottom-Up Nano-Assembling”, 2018 IEEE International Conference on Manipulation, Manu- facturing and Measurement on the Nanoscale (3M-NANO), Hangzhou, China, DOI: 10.1109/3M- NANO.2018.8552248, 18305142, 2018.
Murugappan Ramanathan; Rudra Pratap; “Energy Based Design And Validation of Latch MEMS g- Switch”, 2018 4th IEEE International Conference on Emerging Electronics (ICEE), Bangalore, India, DOI: 10.1109/ICEE44586.2018.8937948, 19228935, 2018.
Sumit Kumar; Ebinesh Abraham; Santanu Talukder; Praveen Kumar; Rudra Pratap; “Micro Elec- trolithography System Development”, 2018 4th IEEE International Conference on Emerging Electron- ics (ICEE), Bangalore, India, DOI: 10.1109/ICEE44586.2018.8937922, 19228915, 2018.
Shubham Jadhav; Babusha Singh; Saurabh Chandorkar; Rudra Pratap; “Optimization of platinum thin film as a bottom electrode for aluminum nitride thin films using Plackett-Burman statistical approach”, 2018 4th IEEE International Conference on Emerging Electronics (ICEE), Bangalore, India, DOI: 10.1109/ICEE44586.2018.8937951, 19256723, 2018.
Amruta Ranjan Behera; Habibuddin Shaik; G. Mohan Rao; Rudra Pratap; “Experimental Investigation of Dynamic Characteristics of Metal Coated Buckled Micro-Beams with Electrothermal Modula- tion of Residual Stress”, 2018 4th IEEE International Conference on Emerging Electronics (ICEE), Bangalore, India, DOI: 10.1109/ICEE44586.2018.8937895, 19228910, 2018.
Sudhanshu Tiwari; Randhir Kumar; Ajay Dangi; Rudra Pratap; “Enabling Fabrication of PZT Based PiezoMEMS Devices”, 2018 IEEE SENSORS, New Delhi, India, DOI: 10.1109/ICSENS.2018.8589565, 18365894, 2018.
Ajay Dangi; Sumit Agrawal; Sudhanshu Tiwari; Shubham Jadhav; Christopher Cheng; Susan Trolier- McKinstry; Rudra Pratap; Sri-Rajasekhar Kothapalli; “Evaluation of High Frequency Piezoelectric Micromachined Ultrasound Transducers for Photoacoustic Imaging”, 2018 IEEE SENSORS, New Delhi, India, DOI: 10.1109/ICSENS.2018.8589733, 18329586, 2018.
Viphretuo Mere; Aneesh Dash; Rakshitha Kallega; Rudra Pratap; Akshay Naik; Shankar Kumar Sel- varaja; “Silicon Photonics Based On-Chip Cantilever Vibration Measurement”, 2018 IEEE SENSORS, New Delhi, India, DOI: 10.1109/ICSENS.2018.8589808, 18329500, 2018.
Kaustav Roy; Harshvardhan Gupta; Vijayendra Shastri; Ajay Dangi; Rudra Pratap; “Fluid Density Sensing Using PMUTs”, 2018 IEEE SENSORS, New Delhi, India, DOI: 10.1109/ICSENS.2018.8589662, 18329600, 2018.
Amruta Ranjan Behera; Rudra Pratap; “On the Threshold of Stress Invariant Second Mode Excitation in Buckled MEMS Resonators”, 2018 IEEE SENSORS, New Delhi, India, DOI: 10.1109/IC- SENS.2018.8589902, 18365948, 2018.
Meera Garud; Harshvardhan Gupta; Rudra Pratap; “Live Demonstration: Singing Photo Frame”, 2018 IEEE SENSORS, New Delhi, India, DOI: 10.1109/ICSENS.2018.8589874, 18381698, 2018.
Sudhanshu Tiwari, Ajay Dangi, and Rudra Pratap, “Development of piezo-mems process flow with PZT thin films”, 10th Annual International Workshop on Advanced Materials, Ras Al Khaimah, UAE February 18-20, 2018.
Randhir Kumar and Rudra Pratap, “Ultra-fast, highly oriented, and stress free ZnO thin film growth by microwave assisted hydro-thermal method”, 10th Annual International Workshop on Advanced Materials, Ras Al Khaimah, UAE February 18-20, 2018.
Rudra Pratap, “Probing the world with micro and nano resonators”, NanoS-E3 Conference and Work- shop, (keynote talk), September 27-29, 2017, Brisbane, Australia.
Ajay Dangi and Rudra Pratap, “Effect of Geometric and Material Nonlinearities on the Dynamic Behaviour of PMUTs”, ENOC 2017, June 25-30, 2017, Budapest, Hungary.
Meera Garud, Vamsy Godthi, Jayaprakash Reddy, Ajay Dangi and Rudra Pratap.“Cricket inspired high efficiency MEMS speakers.” Eurosensors 2017 , Paris, France, 3-6 September 2017, published 18 August 2017.
Sudhanshu Tiwari, Ajay Dangi, and Rudra Pratap. “Development of Piezo-MEMS Process Flow with PZT Thin Films. Eighth ISSS International Conference on Smart Materials, Structures & Systems, July 5-7, 2017 Bangalore, India.
Randhir Kumar and Rudra Pratap. “Ultra-Fast Microwave Sythesis of Dense ZnO Nanorods.” Eighth ISSS International Conference on Smart Materials, Structures & Systems, July 5-7, 2017 Bangalore, India.
Rammohan Sriramramdas, Randhir Kumar, and Rudra Pratap. “Contribution of Inertia to the Power Developed by MEMS Piezoelectric Energy Harvesters.” Eighth ISSS International Conference on Smart Materials, Structures & Systems, July 5-7, 2017 Bangalore, India.
Rudra Pratap, “Nanoengineering: The Harder Path Beyond Nanoscience”, Keynote lecture, Inter- national Conference on Frontiers in Nanoscience and Nanotechnology, February 27-28, 2017, SASTRA University, Thanjavur, Tamil Nadu.
Santanu Talukder, Praveen Kumar and Rudra Pratap, “Nanoscale patterning in ambient conditions using liquid electromigration, SPIE Advanced Lithography Conference, San Jose, CA, USA, February 2016.
Rammohan Sriramdas and Rudra Pratap, “Equivalent Circuit Analysis of Piezoelectric and Electro- magnetic Hybrid Energy Harvesters, 3rd International Conference on Emerging Electronics, December 27-30, 2016, IIT Bombay, Mumbai.
K. Jayaprakash Reddy and Rudra Pratap, “Fabrication of Stress-Free MEMS Structures with a Modied SOI-on-Glass”, IEEE-SENSORS 2016, Oct 30–Nov 3, 2016, Orlando, Florida, U.S.A.
Rudra Pratap, Ajay Dangi, and Amruta Ranjan Behera, “Effect of Microfabrication Induced Stresses on the Sensing Characteristics of Dynamic MEMS Devices, Invited paper, ECS PRiME, October 2-7, 2016, Honolulu, Hawaii, USA.
Rudra Pratap, “Bio-inspired Engineering: The Realm of Endless Possibilities”, Keynote lecture, International Conference on Recent Advances in Engineering Sciences (ICRAES-2016), September 8-9, 2016, MSRIT, Bangalore.
Amruta Rajan Behera and Rudra Pratap, “A Study of Higher Modes of Buckled SiC Beams for Stress Based Sensing Applications”, The 30th anniversary Eurosensors Conference Eurosensors 2016 4-7 September 2016, Budapest, Hungary.
Ajay Dangi, Dhananjay Deshmukh, Robin Singh, and Rudra Pratap, “Dynamics of Strongly Coupled Fluid-filled Micro-cavities and PMUTs in Integrated Microfluidic Devices”, ASME 2016 International Design Engineering Technical Conference and Computers and Information in Engineering Conference (IDETC2016)”, August 21-24, 2016, Charlotte, North Carolina, USA.
Rudra Pratap, “Vibratory MEMS and NEMS Devices”, Plenary talk, International Conference on Nanotechnology (ICNANO), April 21-23, 2016, VTU, Bangalore.
Santanu Talukder; Praveen Kumar; Rudra Pratap, “Nanoscale patterning in ambient conditions using liquid electromigration”, Proc. SPIE 9777, Alternative Lithographic Technologies VIII, 97771L; doi:10.1117/12.2219024, April 1, 2016.
Rudra Pratap, “The Future of Sensors and Actuators”, Keynote lecture, International Conference on Smart Sensors and Systems, MSRIT Bangalore, December 22-23, 2015.
Rudra Pratap, Nagendra Pratap Singh, and S. A. Shivashankar, “Sensor Application Driven Material Research”, International Conference on Frontiers in Material Science and Technology, NIST, Berhampur, 10-12 December, 2015.
Rudra Pratap, “The World of MEMS: Shrinking Sensors, Exploding Applications”, Intel India Aca- demic Forum, New Delhi, Oct 8-9, 2015.
Rudra Pratap, “Study of Natural Transducers: A Must for Next Generation MEMS Devices”, Plenary lecture, 7th National Conference, Institute of Smart Structures and Systems, CUSAT Kochi, Sept 23- 25, 2015
Rudra Pratap, “Leading the Charge of Technology Development in Nanotechnology”, IISc Alumni Global Conference on Science for Society, June 25-27, 2015.
Rudra Pratap, “Nanotechnology: From Science to Systems”, National Conference on Advanced Nan- otechnology and Its Applications, Maharani Science College for Women, Bangalore, Jan 22-23, 2015.
Rudra Pratap, “MEMS and NEMS Sensors”, National Symposium on Microsystem Technologies, NITK Surathkal, January 9-10, 2015
Rudra Pratap, “Development of MEMS Sensors for Agriculture”, 28th International Conference on VLSI Design, Bangalore, January 3-7, 2015.
Rammohan Sriramdas, Shreevar Rastogi, and Rudra Pratap, “Design Considerations for optimal ab- sorption of Energy from a Vibration Source by an Array of Harvesters, 10th Energy Harvesting Work- shop, September 13-16, 2015, Virginia Tech, Blacksburg, Virginia, USA.
Ajay Dangi and Rudra Pratap, “The effect of acoustic-structure interaction in confined spaces on the performance of PMUTs”, International Congress on Ultrasonics - 2015, May 9th - May 14th, Metz, France.
A. Roychowdhury, Kunal D. Patil, Arup Nandy, C.S. Jog, Rudra Pratap and G.K. Ananthasuresh, “Development of Microsystems Analysis (µsys) Software Using Hybrid Finite Elements and Direct Solution of Coupled Equations”. Proceedings of The 6th International Conference on Computational Methods, Auckland 14-17 July 2015.
Rudra Pratap and Venkatesh K. P., “Experimental Investigation of the Effect of Substrate Adhesion on the Vibration Signature of a Micro-Droplet”, US National Congress on Theoretical and Applied Mechanics, University of East Lansing, Lansing, MI, USA, June 15-20, 2014.
Rudra Pratap and Vasmy Godthi, “The Dynamics of Cricket Song Production”, US National Congress on Theoretical and Applied Mechanics, University of East Lansing, Lansing, MI, USA, June 15-20, 2014.
Rudra Pratap, “Taming Electromigration for Nanotransport”, International Workshop on Physics of Semiconductor Devices, Amity University, New Delhi, December 10-13, 2013.
Rudra Pratap, “Design of Natural Smart Transducers: A Study of Sound Production Mechanism in Field Crickets”, ISSS Sixth National Conference, Pune, September 6-7, 2013.
Rudra Pratap, “The Power of Intangibles in Project Management: The Role of Vision, Conviction, Passion and Perseverance”, em Project Management Practitioners Conference, NIMHANS, Bangalore, September 12-14, 2013.
Rudra Pratap, “India’s Giant Strides in Nano Science and Engineering Powered by IISc”, IISc-AANA Global Conference, Chicago, July 19-21, 2013.
Rudra Pratap, “Exploiting Oscillations of Micro and Nano Scale Structures”, Emerging Technologies: Micro to Nano, International Conference, BITS Goa, February 23-24, 2013.
Rudra Pratap, “Micro and Nano Fabrication and Characterization at IISc”, International Conference on Micro and Nano Manufacturing, CMTI Bangalore, January 21-22, 2013.
Rudra Pratap, “Nanotechnology beyond Nano Particles”, NASI Annual Session and National Sympo- sium on Nano Science and Technology for Mankind, BHU Varanasi, November 29-30, 2012.
Vijay Mishra, Srinivasan Raghavan, Navakanta Bhat, Rudra Pratap, “Micro and Nano Charac- terization Facility: Operations Methodology and Technical Management”, 19th Biennial Univer- sity/Government/Industry Micro/Nano Symposium (UGIM), 2012.
TUMS Murthy, MN Vijayaraghavan, P Savitha, Gopal Hegde, Srinivasan Raghavan, PS Anil Kumar, Rudra Pratap, Navakanta Bhat, “National Nanofabrication Centre at IISc Bangalore: A Chronicle of Design, Construction and Management of Cleanroom in Indian Context”, 19th Biennial Univer- sity/Government/Industry Micro/Nano Symposium (UGIM), 2012.
C Venkatesh, PP Singh, M Renilkumar, M Varma, N Bhat, R Pratap, M Martyniuk, A Keating, GA Umama-Membreno, KKMBD Silva, JM Dell, L Faraone, “Effect of FIB milling on MEMS SOI can- tilevers”, IEEE Conference on Optoelectronic and Microelectronic Materials & Devices (COMMAD), 2012.
P Prakash, M Renilkumar, C Venkatesh, L Faraone, GA Umama-Membreno, KKMBD Silva, A Keat- ing, M Martyniuk, JM Dell, MM Varma, N Bhat, R Pratap, “Optical read-out scheme based on grated waveguide cantilever cavity resonance for interrogation of cantilever sensor arrays”, IEEE Conference on Optoelectronic and Microelectronic Materials & Devices (COMMAD), 2012.
Rudra Pratap, “1+1 = 11 When Academia and Industry Join Hands Very Early in the Valuation Cycle”, International Conference on Technology Management, July 18-19, 2012.
Rudra Pratap, S. Mohanasundaram, and Arindam Ghosh, “Realization of Self-sensing MEMS Struc- tures with a Very High Gauge Factor Metal Piezoresistor ”, APMC10/ICONN2012/ACMM22, Perth, Australia, Feb 6-9, 2012.
Rudra Pratap, Rizuwana Parween, and Sanjay P. Sane, “Vibratory Gyroscopes Cranefly Halteres and MEMS Dual Mass Gyros: A Study in Contrast”, Microactuators and Micromechansims, CSIR- CMERI, Durgapur, India, January 19-20, 2012.
Santanu Talukder, Arindam Ghosh and Rudra Pratap, “Nanoscale control of Electromigration for en- hancing metal piezoresistivity”, International Conference on Smart Materials Structures and Systems Bangalore, India, January 4-7, 2012.
K Jayaprakash Reddy, K. N. Bhat, and Rudra Pratap, “Stiction Free Fabrication of MEMS Devices with Shallow Cavities Using Two-Wafer Anodic Bonding Process”, ISSS-2012 , January 5-7, 2012.
Thejas, N. Bhat, R. Pratap, and K. N. Bhat, “Fringe Field Junctionless FET as a Sensitive Displace- ment Sensor ”, Proc. of International Conference on Smart Materials Structures and Systems , India, January 2012.
K Jayaprakash Reddy, C Malhi, Rudra Pratap, and N. Bhat, “Coupled numerical analysis of suspended gate Field Effect Transistor (SGFET)”, 1st International Symposium on Physics and Technology of Sensors, IEEE Conference Publications, ISPTS-2012 , pp 141-144, 2012.
Santanu Talukder, Praveen Kumar, Arindam Ghosh, and Rudra Pratap, “Creation by destruction with an Electron Tsunami”, Bangalore- Nano 2012 , Bangalore, India, December 8, 2011.
K P Venkatesh and Rudra Pratap, “Nano Dynamic Studies of Cells”, 3rd Bangalore Nano Conference, Bangalore, India December 8-9, 2010.
Thejas, S Hegde, S Khan, G K Ananthasuresh, N Bhat, and R Pratap, “High Resolution Inertial MEMS Sensors”, ISSCC SRP 2010, San Francisco, CA, USA, 2010.
Rudra Pratap, “Resonant MEMS Sensors”, IUTAM Symposium on Multifunctional Material Struc- tures and Systems, Eds. B Dattaguru et al., IUTAM Bookseries 19, Springer Science, 2010.
C Malhi, Rudra Pratap, N Bhat, “High Sensitivity FET Integrated MEMS Deflection Sensor”, IEEE Sensors, 2009
K P Venkatesh and R Pratap, “Capturing Higher Modes of Vibrations of Micromachined Resonators ”, International Conference on Modern Practice in Stress and Vibration Analysis (MPSVA 2009), Newhall Cambridge University UK September 2009.
Malhi Charanjeet Kaur, Rudra Pratap, and Navakanta Bhat, “Design of a high sensitivity FET inte- grated MEMS microphone”, Procedia Chemistry, Proceedings of the Eurosensors XXIII Conference, Vol. 1, Issue 1, pp 875–878, 2009.
S Sam Baskar, Ashwin Lal, Madhavi S and Rudra Pratap, “Design of Piezoelectric MEMS Cantilever for High Speed AFM”, International Conference on MEMS (ICMEMS 2009), IIT Madras, January 3-5, 2009.
Hara Krishna and Rudra Pratap, “Elasticity Effects of the Biomolecule in the Mass Detection Using Resonance of a MEMS Cantilever”, International Conference on MEMS (ICMEMS 2009), IIT Madras, January 3-5, 2009.
Babar Ahmad and Rudra Pratap, “The Effect of Evacuated Backside Cavity on the Dynamic Charac- teristics of a Capacitive Micromachined Ultrasonic Transducer”, International Conference on MEMS (ICMEMS 2009), IIT Madras, January 3-5, 2009.
Malhi Charanjeet Kaur, Rudra Pratap and Navakanta Bhat, “MOSFET based MEMS Microphone with Wide Frequency Band”, International Conference on MEMS (ICMEMS 2009), IIT Madras, January 3-5, 2009.
K M Anil, Sunita Panda, Rajat Kumar Das and Rudra Pratap, “Low Level Signal Measurements for Piezoresistive and Capacitive MEMS Sensor”, International Conference on MEMS (ICMEMS 2009), IIT Madras, January 3-5, 2009.
Thejas, Navakanta Bhat and Rudra Pratap, “High Accuracy Angular Rate Sensing using GyroFET”, International Conference on MEMS (ICMEMS 2009), IIT Madras, January 3-5, 2009.
Navakanta Bhat, Balaji Jayaraman, Rudra Pratap, Shobi Bagga, S Mohan, “Integrated CMOS Gas Sensors”, IEDST’09. 2nd International Workshop on Electron Devices and Semiconductor Technology, 2009.
B Jayaraman, N Bhat and R Pratap, “Thermal analysis of microheaters using mechanical dynamic response”, International Conference on MEMS (ICMEMS 2009), IIT Madras, January 3-5, 2009.
Rudra Pratap and Ashok Kumar Pandey, “Compact Modelling of Inertial and Rarefaction Effects on Quality Factor of MEMS Torsional Structures in Continuum to Molecular Flows, MEMS/MOEMS Components and Their Applications V. Special Focus Topics: Transducers at the Micro-Nano Inter- face, Proceedings of SPIE Volume: 6885, Eds. Srinivas A. Tadigadapa, Babak A. Parviz, Albert K. Henning, SPIE, February 2008.
K A Lohar, K P Venkatesh, and R Pratap, “Effect of Process Induced Variations on the Performance Characteristics of Dual Mass Vibratory MEMS Gyroscope”, International Conference on Smart ma- terials, Structures and Systems, Indian Institute of Science, Bangalore, 24-26 July, 2008.
K P Venkatesh, S S Mohite, A K Pandey and R Pratap, “Experimental and Computational Studies on the Effect of Complex Air Gap Geometry on Squeeze-film Damping in Perforated MEMS Devices”, International Conference on Smart Materials, Structures and Systems, Indian Institute of Science, Bangalore, 24-26 July, 2008.
Babar Ahmad and Rudra Pratap, “Static and Dynamic Analysis of a Capacitive Micromachined Ultrasonic Transducer”, Conference on Applications and Design in Mechanical Engineering, Kangar, Perlis, Malaysis, 24-26 October, 2007.
Anil Arora, Ram Gopal, Mahesh Kumar, B D Pant, V K Dwivedi, Chandra Shekar, Babar Ahmad, Rudra Pratap, and P J George, “Fabrication of a Capacitive Micromachined Ultrasonic Transducers with Wafer Bonding Technique”, ISSS-MEMS, CEERI, Pilani, 16-17 November, 2007.
A K Pandey, K P Venkatesh, and R Pratap, “Effect of Metal Coating and Residual Stress on the Resonant Frequency of MEMS Resonators”, International Conference on Applied Materials, Hotel Grand Ashoka, Bangalore, 8-13 October, 2007.
K P Venkatesh, A K Pandey and R Pratap, “Design and Characterization of an In-Plane MEMS Yaw Rate Sensor”, International Conference on Applied Materials, Hotel Grand Ashoka, Bangalore, 8-13 October, 2007.
Shishir Kumar, K P Venkatesh, Sam Baskar, S Madhavi and Rudra Pratap, “System Integration Design In MEMS-Case Study of A Micromachined Load Cell Sensor”, International Conference on Applied Materials, Hotel Grand Ashoka, Bangalore, 8-13 October, 2007.
A K Pandey, and R Pratap, “Squeeze Film Damping in Perforated MEMS Torsion Mirror”, Interna- tional conference on Emerging Mechanical Technology MACRO TO NANO (EMTM2N-2007), BITS Pilani, 16-18 February, 2007.
A K Pandey, R Pratap and K P Venkatesh, “Effect of Residual Stress and Perforations on The Dynamic Characteristics of MEMS Devices”, National Conference on Research in Mechanical Engineering, IIT Kanpur, 23-24 March, 2007.
S S Mohite, Nishad Patil and R Pratap, “Design, Modelling and Simulation of Vibratory Microma- chined Gyroscopes”, International MEMS Conference (iMEMS-2006), Biopolis, Singapore, pp 757- 763, 9-12 May, 2006.
A K Pandey, S Gupta, and R Pratap, “Modeling of Thermoelastic Damping in Complex MEMS/NEMS Structures”, 8th International Conference on Nanostructured Materials (NANO2006), 245-55, Banga- lore, 20-25 August, 2006.
A K Pandey, and R Pratap, “Squeeze-Film Damping Characterization of a MEMS Resonator”, 1st National Conference on Smart Structures and MEMS Systems for Aerospace Applications, Hyderabad, 23-25 November, 2006.
A K Pandey, and R Pratap, “Effect of Boundary Condition on Squeeze-Film Damping in Torsional Motion of a MEMS Device”, 1st National Conference on Smart Structures and MEMS Systems for Aerospace Applications, Hyderabad, 23-25 November, 2006.
A K Pandey, and R Pratap, “Comparison of Numerical and Experimental Results of Squeeze-film Damping in Micro Cantilever Beam”, ANSYS India conference, 9-10 August, 2006.
S S Mohite, V R Sonti and R Pratap, “Modelling and Simulation of a MEMS Microphone”, Inter- national Conference on MEMS and Semiconductor Nanotechnology (MEMSNANO), 20-22 December, 2005.
S S Mohite, V R Sonti and R Pratap, “Analytical model for squeeze-film effects in perforated MEMS structures including open border effects”, Proceedings of XX EUROSENSORS , pp 17-20, 2006.
S S Mohite, V R Sonti and R Pratap, “A Comparative Study of the Equivalent Circuits for MEMS Capacitive Microphones and a Critical Evaluation of the Equivalent Parameters”, International con- ference, VETOMAC, pp. 894-903, December, 2004.
S Jairam, C Venkatesh, N Bhat, Shyam Singh, Rudra Pratap, “A Quasi Static Model for a Simply Supported Beam in a Circuit Simulation Framework”, Proceedings of the 17th International Conference on VLSI Design, IEEE Computer Society, Washington, DC, USA, 2004.
A K Pandey, R Pratap, “Studies In Nonlinear Effects of Squeeze Film Damping in MEMS Structures”, 2nd International Conference on Materials for Advanced Technologies, Singapore, 2003.
R Pratap and A K Pandey, “Energy Dissipation, Squeeze Film Damping, and Quality Factor in Microstructures”, Invited paper in the INAE Conference on Nanotechnology, Chandigarh, India, 22-23 December, 2003.
S Patil, C Venkatesh, N Bhat and R Pratap, “Voltage Controlled Oscillator Using Tunable MEMS Resonator”, 2nd International Conference on Materials for Advanced Technologies, Singapore, 2003.
R Pratap, “Use of Groups, Symmetries, and Energy Distribution in the Design of Dynamic MEMS Structures”, 12th International Workshop on The Physics of Semiconductor Devices, IIT Madras, 16-20 December, 2003.
R Arunkumar, R Pratap and N Bhat, “Modelling and Simulation of Thermalization Profile of Sput- tered Atoms in a Glow Discharge Cell”, 12th International Workshop on the Physics of Semiconductor Devices, IIT Madras, 16-20 December, 2003.
R Pratap and A K Pandey, “Energy Dissipation, Squeeze Film Damping, and Quality Factor in Microstructures”, INAE Conference on Nanotechnology, Chandigarh, pp. 261-271, 22-23 December, 2003.
S Kumar, and R Pratap, “Dimensional Reduction of Design Parameter Space for Dynamic MEMS Structures”, INAE Conference on Nanotechnology, Chandigarh, 22-23 December, 2003.
S Singh, R Pratap and S J Mohan, “Role of Symmetry in the Design of a Complex Microstructure for Angular Rate Sensing”, INAE Conference on Nanotechnology, Chandigarh, 22-23 December, 2003.
R Pratap, “MEMS Sensor Technology: Design and Development”, invited paper in National Con- ference on Materials, Components and Actuators (MCA 03), KIIT Bhubaneshwar, 14-16 February, 2003.
R Pratap, Y K Dungerpuria and K C Purty, “Uncoupling Mass and Stiffness in MEMS Pressure Trans- ducers”,Proceedings of the 10th National Conference on Machines and Mechanisms, IIT Kharagpur, 21st-22nd December, 2001.
R Pratap, “Design of Non-membrane MEMS Pressure Transducers,” International MEMS Workshop, Singapore, July 46, 2001.
S R Binu, K S Pushpam, R Pratap and S K Biswas, “Energy Dissipation in Coal Pulverising in a Tube Mill,” International Tribology Conference, Nagasaki, 2000.
S Jagan Mohan and R Pratap, “A Group Theoretic Approach to the Linear Free Vibration Analysis of Corrugated Shells,” First International Conference on Vibration Engineering and Technology of Machinery, Bangalore, India, October 25-27,2000.
S Kumar, R B S Pandaw and R Pratap, “Exploring the Fourth Dimension: Animation in MATLAB,” MATLAB Millenium Conference, Bangalore, November 11-13, 2000.
V V Sesha Sai and R Pratap, “Separatrix Induced Chaos in a Two-Point Boundary Value Problem,” International Conference on Mathematical Modelling of Nonlinear Systems, IIT Kharagpur, December9-11, 1999.
S P Nath and R Pratap, “Frequency Shift Analysis for Combdrive Structures,” Indo-Russian Workshop on Micromechanical Systems, Eds. V. I. Pustovoy and V. K. Jain, Proceedings of SPIE, Vol. 3903, pp 48-58, 1999.
R Pratap and S Kulkarni, “Insight Oscillations of a Supercavitating Projectile,” Nonlinear Mechanics, Proceedings of the 8th National Seminar on Aerospace Structures, October 9-10, 1998, IIT Chennai, Eds. V. Kalyanaraman and P. Sriram, Allied Publishers, pp 253-262, 1998.
R Rand, R Pratap, D Ramani, J Cipolla and I Kirshner, “Impact Dynamics of a Supercavitating Underwater Projectile,” Proceedings of the 1997 ASME Design Engineering Technical Conference, 16th Biennial Conference on Mechanical Vibration and Noise, Sacramento, CA, U.S.A. September 14-17, 1997, Paper No. DETC97/VIB-3929 (CD-ROM).
R Pratap and John Judge, “Predicting Plastic Deformation in a Damped Elastoplastic Beam,” Recent Advances in Structural Dynamic and Aeroelasticity, Proceedings of 7th National Seminar on Aerospace Structures, August 97, pp. III 301-308.
R Pratap and J Cipolla, “Penalty Weights in Least-Square Finite Element Analysis of Two Dimensional Elastodynamic Problems,” Conferencepaper presented at SIAM Annual Meeting, Kansas City, Kansas, July 22-26,1996.
R Pratap, S Mukherjee and F C Moon, “Bifurcations and Chaos in a Bilinear Hysteretic Oscillator,” Conference paper presented at SIAM Conference on Applications of Dynamical Systems, Snowbird, Utah, October15-19, 1992.

MEMS Lab, Centre for Nano Science and Engineering, Indian Institute of Science. Bangalore-560012

Phone: +91 (80) 2293 3250, +91 (80) 2360 8659 Fax: +91 (80) 2360 1648 Email: pratap@iisc.ac.in, memslab@iisc.ac.in