Modelling and Simulation

Modelling and Simulation

List of Journals – Modelling and Simulation

Stable configurations of graphene on silicon, Javvaji, B., Shenoy, B. M., Mahapatra, D. R., Ravikumar, A., Hegde, G. M., & Rizwan, M. R., Applied Surface Science 414 (2017): 25-33, Available online 19 April 2017, http://doi.org/10.1016/j.apsusc.2017.04.083 

Understanding coupled electro-thermal processes in the catastrophic failure of organic electronic devices, J A Krishnaswamy, G Pavan Kumar, P C Ramamurthy, D Roy Mahapatra, G M Hegde, Organic Electronics,  39 (2016): 354-360. http://dx.doi.org/10.1016/j.orgel.2016.10.011

Mechanical properties of Graphene: MD simulations correlated to continuum based scaling laws, B. Javvaji, P. R. Budarapu, V. K. Sutrakar, D. Roy Mahapatra, M. Paggi, G. Zi and T. Rabczuk, Computational Materials Science, http://dx.doi.org/10.1016/j.commatsci.2016.08.016

Lattice orientation and crack size effect on the mechanical properties of graphene, P. R. Budarapu, B. Javvaji, V. K. Sutrakar, D. Roy Mahapatra, M. Paggi, G. Zi and T. Rabczuk, International Journal of Fracture, Accepted: May 10, 2016, doi: 10.1007/s10704-016-0115-9.

Molecular dynamics simulation of nanometer scale mechanical properties of hexagonal Mgsingle bondLi alloy, Avik Mahata, Koushik Sikdar, Journal of Magnesium and Alloys, Volume 4, March 2016, Pages 36-43, doi:10.1016/j.jma.2015.12.001.

A polynomial chaos expansion based molecular dynamics study for probabilistic strength analysis of nano-twinned copper, Avik Mahata, Tanmoy Mukhopadhyay, Sondipon Adhikari, Materials Research Express, Volume 3, 7 March 2016, doi:10.1088/2053-1591/3/3/036501.

Temperature and Stress Controlled Surface Manipulation in NiAl Nano-Layers, VK Sutrakar, D Roy Mahapatra, RVN Melnik, Journal of une, 2016.

Crack growth prediction and cohesive zone modeling of single crystal aluminum-a molecular dynamics study, Vijay Kumar Sutrakar, N. Subramanya and D. Roy Mahapatra, Advances in Nano Research, September 2015, Vol. 3, No. 3, 143-168, doi: http://dx.doi.org/10.12989/anr.2015.3.3.143.

Crack propagation in graphene P. R. Budarapu, B. Javvaji, V. K. Sutrakar, D. Roy Mahapatra, G. Zi and T. Rabczuk J. Appl. Phys. 118, 064307 (2015), http://dx.doi.org/10.1063/1.4928316

A meshless adaptive multiscale method for fracture, Shih-Wei Yang, Pattabhi R Budarapu, D Roy Mahapatra, Stephane PA Bordas, Goangseup Zi, Timon Rabczuk, Computational Material Science, 2015, 96, 382-395, doi:10.1016/j.commatsci.2014.08.054.

Modelling of optical transport behavior of organic photovoltaic devices with nano-pillar transparent conducting electrodes, AK Jagdish, Praveen C Ramamurthy, D Roy Mahapatra, Gopalkrishna Hegde, Journal of Applied Physics, 2014, 116, 074504.

Vibration analysis of multi-walled carbon nanotubes embedded in elastic medium, Pattabhi R Budarapu, Brahmanandam Javvaji, D Roy Mahapatra, Frontiers of Structural and Civil Engineering, 8, 151-159, 2014.

Vibration Analysis of Multi-walled Carbon Nanotubes Embedded in Elastic Medium, Pattabhi R. Budarapua, Sudhir Sastry Y.B., D. Roy Mahapatra, Frontiers of Structural and Civil Engineering, 2014, 8, 151-159.

Orientation, Size, and Temperature Depdendent Ductile Brittle Transition in NiAl Nanowire under Tensile Loading – A Molecular Dynamics Study, V.K. Sutrakar, A.C.R. Pillai and D. Roy Mahapatra, Defence Science Journal, 64(2), 2014, 179-185.

Numerical analysis of the inclusion-crack interaction by the extended finite element method, S Natarajan, P Kerfriden, D Roy Mahapatra, SPA Bordas, Int. J Computational Methods in Engineering Science and Mechanics, (2014) 15, 26-32.

A model of coupled thermal, mechanical, and electrostatic field effects in III-N thin film heterostructures, BM Shenoy, DR Mahapatra, G Hegde, Journal of Applied Physics, 114 (4), 044506-044506-8, 2013.

Modeling heterostructures with Schrodinger-Poisson-Navier iterative schemes, effect of carrier charge, and influence of electromechanical coupling, Mahapatra D.R., Willatzen M., Melnik R.V.N., Lassen B., Lew Yan Voon L.C., NANO, 7 (4), 1250031, 2012.

Temperature and pressure induced soild-solid reorientation in FCC metallic nanowire: A molecular dynamic study, V. Sutrakar and D. Roy Mahapatra and A.C. Pillai, J. Physics: Cond. Matter, 24, 015401, 2011.

Universal Stability and Temperature Dependent Phase Transformation in Group VIIB-IB Transition Metals FCC Nanowire, V. Sutrakar and D.Roy Mahapatra, J. Physical Chemistry C 2011, 115,10394-10398.

Designing copper-zirconium based nanowires for improving yield strength and plasticity by configuring surface atoms, Vijay Sutrakar and D.Roy Mahapatra, Journal of Nanoparticle Research, 13(12), 6907-6918, 2011.

Size and Temperature Dependent Stability and Phase Transformation in Single-Crystal Zirconium Nanowire, V. Sutrakar and D. Roy Mahapatra, J. Nanoparticle Research 13(10), 5335-5346,2011.

On the performance of strain smoothing for quadratic and enriched finite element approximations (XFEM/GFEM/PUFEM), Stephane P.A. Bordas, Sundararajan Natarajan, Pierre Kerfriden, Charles Augarde, D. Roy Mahapatra, Timon Rabczuk, Stefano Dal Pont, Int. J. Numerical Methods in Engineering, 86, 637-666, 2011.

Coupled effect of strain and magnetic field on electronic band structure of graphene, Y. Singh and D.Roy Mahapatra, Int. J. Nanoscience, 10 (1-2), 345-349, 2011.

Prediction of nonlocal scaling parameter for armchair and zigzag single-walled carbon nanotubes based on molecular structural mechanics, nonlocal elasticity and wave propagation, S. Narendar, D.Roy Mahapatra, S. Gopalakrishnan, International Journal of Engineering Science, 49, 509-522, 2011.

Degradation and failure of field emitting carbon nanotube arrays, D.Roy Mahapatra, N. Sinha, R.V.N. Melnik, Journal of Nanoscience and Nanotechnology, 11, 3911-3915, 2011.

Modeling the interface effect of shape memory alloy composite materials, Chetan S. Jarali, D.Roy Mahapatra, Multidiscipline Modeling in Materials and Structures, 6, 257-283, 2010.

Investigation of the effect of nonlocal Scale on ultrasonic wave dispersion characteristics of a monolayer graphene, S. Narendar, D.Roy Mahapatra and S. Gopalakrishnan, Computational Material Science, 49, 734-742, 2010.

Mesoscopic Model for Electroactive Composite Films and Its Applications, D.Roy Mahapatra and R.V.N. Melnik, Particle and Continuum Aspects of Mesomechanics, (Shi et al. Eds), Wiley Interscience, Part III, 163-170, 2010.

Asymmetry in structural and thermo-mechanical behaviour of intermetallic NiAl nanowire under tensile/compressive loading: A molecular dynamic study, Vijay Kumar Sutrakar and D. Roy Mahapatra, Intermetallics, 18, 1565-1571, 2010.

Structural Stability of Slender Aerospace Vehicles: Part I – Theoretical Aspects, M. Trikha, D.Roy Mahapatra, S. Gopalakrishnan, R. Pandiyan, International Journal of Mechanical Science, 52, 937-951, 2010.

Structural Stability of Slender Aerospace Vehicles: Part II – Numerical Simulations, M. Trikha, D.Roy Mahapatra, S. Gopalakrishnan, R. Pandiyan, International Journal of Mechanical Science, 52, 1145-1157, 2010.

Integrating strong and weak discontinuities without integration subcells and example applications in an XFEM/GFEM framework, S. Natarajan, D. Roy Mahapatra, Stephane P.A. Bordas, Int. J. Numerical Methods in Engineering, 83, 269-294, 2010.

Superplasticity in intermetallic NiAl nanowires via atomistic simulations, Vijay Kumar Sutrakar, D.Roy Mahapatra, Materials Letter, 64(7), 879-881, 2010.

Single and multi-step phase transformation in CuZr nanowire under compressive/tensile loading, Vijay Kumar Sutrakar, D.Roy Mahapatra, Intermetallics, 18(4), 679-687, 2010.

On Numerical Integration of Discontinuous Approximations in Partition Of Unity Finite Elements, Sundararajan Natarajan and Stephane P.A. Bordas and D. Roy Mahapatra, IUTAM Book series, 19, 2010, part-IV, p. 396.

Numerical integration over arbitrary polygonal domains based on Schwarz-Christoffel conformal mapping, Sundararajan Natarajan, Stephane Bordas and D. Roy Mahapatra, International Journal for Numerical Methods in Engineering, 80, 103-134, 2009.

Comment on Pseudoelasticity of CuZr nanowires via stress-induced martensitic phase transformations [Appl. Phys. Lett. 95, 021911 (2009)], Vijay Kumar Sutrakar and D. Roy Mahapatra, Appl. Phys. Lett. 95, 136101 (2009).

Stress-induced phase transformation and pseudo-elastic/pseudo-plastic recovery in intermetallic Ni-Al nanowires, Vijay Kumar Sutrakar and D. Roy Mahapatra, Nanotechnology, 20(29), 295705, 2009.

An Ultra-Stable Cu Nanowire under Thermo-Mechanical Loading: A Molecular Dynamic Study, Vijay Kumar Sutrakar and D.Roy Mahapatra, International Journal of Micro and Nano Systems, 1(1), 49-56, 2009.

Effects of Isothermal and Adiabatic Thermal Loading on Size and Strain Rate Dependence of Copper Nanowire, Vijay Kumar Sutrakar and D. Roy Mahapatra, Defence Science Journal, 59(3), 252-259, 2009.

Enhancing Field Emission from a Carbon Nanotube Array by Lateral Control of Electrodynamic Force Field, D. Roy Mahapatra, S.V. Anand, N. Sinha and R.V.N. Melnik, Molecular Simulation, 35(6), 512-519, 2009.

Constitutive modelling of shape memory alloy wire with non-local rate kinetics, V.K. Jha and D.Roy Mahapatra, J. Continuum Mechanics and Thermodynamics, 21(1), 1-15, 2009.

Coupled effect of size, strain rate, and temperature on the shape memory of a pentagonal Cu nanowire, Vijay Kumar Sutrakar and D Roy Mahapatra, Nanotechnology, 20(4), 045701, 2009.

Stress induced martensitic phase transformation in Cu-Zr nanowires, Vijay K. Sutrakar and D.Roy Mahapatra, Materials Letter, 63(15), 1289-1292, 2009.

Wave propagation in elastic solids undergoing damage and growth process, D. Roy Mahapatra, Acta Mechanica, 203, 163-181, 2009.

Effects of Loading rate on the dynamic response of shape memory alloys. D.R.Mahapatra, K. Dasharathi and Vijay Kumar Sutrakar, Topical Problems in Solid Mechanics, Editors, N.K. Gupta and A.V. Manzhirov. ISBN 8188901369, (2009) [Invited Book Chapter].

Field emission from strained carbon nanotube on cathode Substrate, D.Roy Mahapatra, N. Sinha, J.T.W. Yeow, R. Melnik, Applied Surface Science, 255(5), 1951-1966, 2008.

Formation of stable ultra-thin pentagon Cu nanowires under high strain rate loading, V. Sutrakar and D.Roy Mahapatra, Journal of Physics: Condensed Matter, 20, 335206, 2008.

Electro-mechanical interactions in a carbon nanotube based thin film field emitting diode, N. Sinha, D.Roy Mahapatra, Y. Sun, J.T.W. Yeow, R. Melnik and D.A. Jaffray, Nanotechnology, 19, 025701, 2008.

Computational implementation of a new multiphysics model for field emission from CNT thin films, N. Sinha, D.Roy Mahapatra, R.V.N. Melnik and J.T.W. Yeow, Lecture Notes in Computer Science, Springer, 5102, 197-206, 2008.

Coupled nonlinear effects in modeling field emission from CNTs, R.V.N. Melnik, D.Roy Mahapatra, N. Sinha and J.T.W. Yeow, Proc. Applied Mathematics and Mechanics, 7, 103801-103802, 2007.

Modeling the field emission current fluctuation in carbon nanotube Thin Films, N. Sinha, D.Roy Mahapatra, J.T.W. Yeow and R.V.N. Melnik, arXiv:0704.1682 (April 2007).

Carbon nanotube thin film field emitting diode: Understanding the system response based on multiphysics modelling, N. Sinha, D.Roy Mahapatra, J.T.W. Yeow, R.V.N. Melnik and D.A. Jaffray, J. Computational and Theoretical Nanoscience, 4, 1-15, 2007.

Coupled effects in quantum dot nanostructures with nonlinear strain and bridging modelling scales, D.Roy Mahapatra and R. Melnik, Computers and Structures, 85, 698-711, 2007.

Finite element modelling and simulation of phase transformations in shape memory alloy thin films, D.Roy Mahapatra and R.Melnik, Intl. J. Multiscale Computational Engineering, 1, 65-71, 2007.

The partition of unity finite element method for elastic wave propagation in Reissner-Mindlin plates, N. Hu, H.H. Wang, B. Yan, H. Fukunaga, D Roy Mahapatra and S. Gopalakrishnan, Int. J. Numerical Methods in Engineering, 70,1451-1479, 2007.

Finite element approach to modelling evolution of 3D shape memory materials, D Roy Mahapatra and R.V.N. Melnik, Mathematics and Computers in Simulations, 76, 141-148, 2007.

Analysis of wave propagation in beams with transverse and lateral cracks using a weakly formulated spectral method, N.Hu, H. Fukunaga, M. Kameyama, D Roy Mahapatra and S. Gopalakrishnan, ASME Journal of Applied Mechanics, 74, 119-127, 2007.

A quasi-three-dimensional approach to modeling and analysis of a constrained thin film, R. Ali, D Roy Mahapatra and S. Gopalakrishnan, Acta Materialia, 54, 5529-5540, 2006.

Multiscale finite element modelling of pattern formation in magnetostrictive composite thin film, D Roy Mahapatra, D.P. Ghosh and S. Gopalakrishnan, Int. J. Multiscale Computational Engineering, 4(3), 337-349, 2006.

Modelling and analysis of collagen piezoelectricity in human cornea, D Roy Mahapatra and R.V.N. Melnik, Dynamics of Continuous, Discrete and Impulsive systems: A 3, 377-384, 2006.

Finite element analysis of phase transformation dynamics in shape memory alloys with a consistent Landau-Ginzburg free energy model, D Roy Mahapatra and R.V.N. Melnik, Mechanics of Advanced Materials and Structures, 13, 443-455, 2006.

Estimation of dynamic fracture parameters in a transverse cracked composite beam using a simplified diagnostic wave propagation model, D. Sreekanth Kumar, D Roy Mahapatra and S. Gopalakrishnan, Structural Health Monitoring, 5(2), 99-124, 2006.

Estimation of dynamic fracture parameters in a transverse cracked composite beam using a simplified diagnostic wave propagation model, D. Sreekanth Kumar, D Roy Mahapatra and S. Gopalakrishnan, Structural Health Monitoring, 5(2), 99-124, 2006.

Equivalent constitutive model-based design of wave-absorbing material system and controller, D Roy Mahapatra, Journal of Sound and Vibration, 289(3), 509-528, 2006.

A higher order finite waveguide model for spectral analysis of composite structures, D Roy Mahapatra, S. Singhal and S. Gopalakrishnan, Computer Methods in Applied Mechanics and Engineering, 195, 1116-113, 2006.

Three-dimensional mathematical models of phase transformation kinetics in shape memory alloys, D Roy Mahapatra and R.V.N. Melnik, Dynamics of Continuous Discrete and Impulsive Systems: B2, 557-562, 2005.

Analysis of constrained piezoelectric layer: A two-dimensional coupled electromechanical model, R. Ali, D Roy Mahapatra and S. Gopalakrishnan, Ferroelectrics, 329, 131-137, 2005.

A dynamic model for phase transformations in 3D samples of shape memory alloys, D Roy Mahapatra and R.V.N. Melnik, LNCS Springer-Verlag, 3516, 25-32, 2005.

Multiscale finite element modeling of the coupled nonlinear dynamics of magnetostrictive composite thin film, D Roy Mahapatra, D.P. Ghosh and S. Gopalakrishnan, LNCS Springer-Verlag, 3516, 1-8, 2005.

Numerical analysis of piezoelectric composite IDT for Lamb wave generation, D Roy Mahapatra, A. Singhal and S. Gopalakrishnan, IEEE Trans. Ultrasonics, Ferroelectrics and Frequency Control, 52(10),1851, 2005.

Estimation of degraded composite laminate properties using acoustic wave propagation model and a reduction-prediction network, D Roy Mahapatra, S. Suresh, S.N. Omkar and S. Gopalakrishnan, Engineering Computation, 2(7), 849-876, 2005.

A refined higher order finite element for asymmetric composite beams, M.V.V.S. Murthy, K. Badrinarayana, D Roy Mahapatra and S. Gopalakrishnan, Composite Structure, 67(1), 27-35, 2005.

An analytical model of constrained piezoelectric thin film sensors, R. Ali,D Roy Mahapatra and S. Gopalakrishnan, Sensors and Actuators A: Physical, 116, 424-437, 2004.

Estimation of composite damage model parameters using spectral finite element and neural network, A.K. Garg, D Roy Mahapatra, S. Suresh, S. Gopalakrishnan and S.N. Omkar, Composite Science and Technology, 64(16), 2477-2493, 2004.

A spectral finite element for wave propagation and structural diagnostic analysis of composite beam with transverse cracks, D.S. Kumar, D Roy Mahapatra and S. Gopalakrishnan, Finite Elements in Analysis and Design, 40(13-14), 1729-1751, 2004.

Distributed sensing of static and dynamic fracture in self-sensing piezoelectric composite: finite element simulation, C.V.S. Sastry, D Roy Mahapatra, S. Gopalakrishnan and T.S. Ramamurthy, Journal of Intelligent Material Systems and Structures, 15(5), 339-354, 2004.

Spectral finite element analysis of coupled wave propagation in composite beams with multiple delaminations and strip inclusions, D Roy Mahapatra and S. Gopalakrishnan, International Journal of Solids and Structures, 41, 1173-1208, 2004.

Finite element simulation of BAW propagation in inhomogeneous plate due to piezoelectric actuation. A. Chakraborty, D Roy Mahapatra and S. Gopalakrishnan, Lecture Notes in Computational Science, 2668, 715-724. Springer-Verlag, 2003.

A nonlinear spectral finite element model for analysis of wave propagation in solid with internal friction and dissipation, D Roy Mahapatra and S. Gopalakrishnan, Lecture Notes in Computational Science, 2668, 745-754. Springer-Verlag, 2003.

An iterative system equivalent reduction expansion process for extraction of high frequency response from reduced order finite element model, C.V.S. Sastry, D Roy Mahapatra, S. Gopalakrishnan and T.S. Ramamurthy, Computer Methods in Applied Mechanics in Engineering, 192, 821-1840, 2003.

A spectral finite element with embedded delamination for modeling of wave scattering in composite beams. A. Nag, D Roy Mahapatra, S. Gopalakrishnan and T.S. Sankar, Composite Science and Technology, 63(15), 2187-2200, 2003.

A spectral finite element for analysis of wave propagation in uniform composite tubes. D Roy Mahapatra and, S. Gopalakrishnan, Journal of Sound and Vibration, 268(3), 429-463, 2003.

An active spectral element model for PID feedback control of wave propagation in composite beams. D Roy Mahapatra and S. Gopalakrishnan, Advances in Vibration Engineering Universities Press, India, 1(2), 165-175, 2002.

Identification of delaminations in composite beams using spectral estimation and genetic algorithm. A. Nag, D Roy Mahapatra and S. Gopalakrishnan, Smart Materials and Structures, 11(6), 899-908, 2002.

Identification of delaminations in composite beams using a damaged spectral element. A. Nag, D Roy Mahapatra and S. Gopalakrishnan, Structural Health Monitoring, 1(1), 105-126, 2002.

A spectral finite element model for analysis of axial-flexural-shear coupled wave propagation in laminated composite beams. D Roy Mahapatra and S. Gopalakrishnan, Composite Structure, 59(1), 67-88, 2002.

Finite element analysis of free vibration and wave propagation in asymmetric composite beams with structural discontinuities. A. Chakraborty, D Roy Mahapatra and S. Gopalakrishnan, Composite Structures, 55(1), 23-36, 2001.

Spectral element based solutions for wave propagation analysis of multiply connected laminated composite beams. D Roy Mahapatra, S. Gopalakrishnan and T. S. Sankar, Journal of Sound and Vibration, 237(5), 819-836, 2000.

Conference Papers

Polygonal Finite Elements for Thick Laminated Composite Shell, Priyank Prasad, D Roy Mahapatra, International Conference on Composite Materials and Structures, 27-29th December 2017, Hyderabad, India

Simulation Based Optimization of Sensor Network for SHM of Complex Structures,  Nitin B Ravi, Nibir Chakraborty, D Roy Mahapatra, 8th European Workshop on Structural Health Monitoring (EWSHM 2016), 5-8 July 2016, Bilbao, Spain.www.ndt.net/events/EWSHM2016/app/content/Paper/388_Ravi.pdf

Ultrasonic Guided Wave Simulation Performance Evaluation for QNDE-SHM Processes Nitin B Ravi, Ramanan S Venkat, Nibir Chakraborty, D Roy Mahapatra, Christian Boller, 8th European Workshop on Structural Health Monitoring (EWSHM 2016), 5-8 July 2016, Bilbao, Spain. www.ndt.net/events/EWSHM2016/app/content/Paper/384_Ravi.pdf

Integration of Non-Destructive Evaluation based Ultrasonic Simulation (INDEUS)- A Means for Simulation in SHM,Christian Boller, D Roy Mahapatra, Ramanan S Venkat, Nitin B Ravi, Nibir Chakraborty, Peter Starke, Mirko Steckel, Dwarakanath Krishnamurthy, 8th European Workshop on Structural Health Monitoring (EWSHM 2016), 5-8 July 2016, Bilbao, Spain. www.ndt.net/events/EWSHM2016/app/content/Paper/381_Boller.pdf

Modal Analysis of Power Electronics Module of Spacecraft and its Health Monitoring – An Approach, Jiwan Kumar Pandit, D Roy Mahapatra, R Pandiyan, Procedia Engineering, 144, 283-288, 2016. doi:10.1016/j.proeng.2016.05.134

Magnetic nanoparticles for thermal lysis and application in cancer treatment, Sumana Das, Brahmanandam Javvaji, Sarath Chandra Veerla, D Roy Mahapatra, SPIE BioS, 2016. doi:10.1117/12.2217931

Ultrasonic Guided Wave Sensor Network Optimization for Monitoring Rivet Line, Nitin B. Ravi, Nibir Chakraborty, D. Roy Mahapatra, 10th International Workshop on Structural Health Monitoring 2015 (IWSHM 2015), 1-3 September 2015, Stanford, USA . doi: 10.12783/SHM2015/251

Dynamics of plasmon in graphene oxide, Brahmanandam Javvaji, D. R. Mahapatra, S. Raha , SPIE Smart Structures and Materials+ Nondestructive Evaluation and Health Monitoring, 2015 April 3, Proc. SPIE 9434, Nanosensors, Biosensors, and Info-Tech Sensors and Systems 2015, 94340M (April 3, 2015), doi:10.1117/12.2085720.

Modeling ultrasonic NDE and guided-wave-based structural health monitoring ,Nitin B Ravi, Vivek T Rathod, Nibir Chakraborty, D Roy Mahapatra, Ramanan Sridaran, Christian Boller, SPIE Smart Structures and Materials+ Nondestructive Evaluation and Health Monitoring, 2015, April 1, Proc. SPIE, 9437, Structural Health Monitoring and Inspection of Advanced Materials, Aerospace, and Civil Infrastructure 2015, 94371V (April 1, 2015), doi:10.1117/12.2085000.

Optoelectronic properties of graphene on silicon substrate: effect of defects in graphene, Brahmanandam Javvaji, M Ajmalghan, D Roy Mahapatra, MR Rahman, GM Hegde, SPIE OPTO,2015 March 16, Proc. SPIE 9357, Physics and Simulation of Optoelectronic Devices XXIII, 93571X (March 16, 2015), doi:10.1117/12.2084796.

Molecular dynamics study of phonon screening in graphene, Brahmanandam Javvaji, D Roy Mahapatra, S Raha, SPIE Smart Structures and Materials+ Nondestructive Evaluation and Health Monitoring,2014 April 16, Proc. SPIE 9060, Nanosensors, Biosensors, and Info-Tech Sensors and Systems 2014, 90600H (April 16, 2014).

Estimation of fatigue damage parameters using guided wave technique, T Rathod, D Roy Mahapatra, Proc. SPIE Smart Structures and Materials+ Nondestructive Evaluation and Health Monitoring, 2014.

Electronic band structure and photoemission spectra of graphene on silicon substrate, B Javvaji, A Ravikumar, BM Shenoy, DR Mahapatra, MR Rahman, Proc. SPIE OPTO, 89801B-89801B-6, 2014.

Effect of stress and interface defects on photoluminescence of Si nano-crystals embedded in SiO2, Bhamy M Shenoy, GM Hegde, DR Mahapatra, SPIE International Conference on Optics in Precision Engineering and Nanotechnology (icOPEN2013), 87692N-87692N-9, Singapore, April 09, 2013.

Electromagnetic characteristics of Polyaniline/SWCNT composites, B Javvaji, DR Mahapatra, S Raha, SPIE Smart Structures and Materials and NDE Conf., San Diego, California, USA, March 10, 2013, Proc. SPIE 8691, Nanosensors, Biosensors, and Info-Tech Sensors and Systems 2013, 86910Z (April 16, 2013); doi:10.1117/12.2010516.

Modeling And Simulation of Hydrodynamic Interaction of DNA in a Micro-Fluidic Channel, Raghavan, Sunitha and Mahapatra, Roy D and Samanta, Arnab, 2nd ASME Global Congress on NanoEngineering for Medicine and Biology, FEB 04-06, 2013, Boston, pp. 23-25.

Electromagnetic characteristics of carbon nanotubes with strain, Brahmanandam Javvaji, S. Raha, D. Roy Mahapatra, Proc. of SPIE Smart Structures/NDE Conference, San Diego, California, USA, 11-15 March, 2012. SPIE Proc. Vol 8344, DOI: 10.1117/12.918103, Published 8 May 2012.

Size Dependent Mechanical Properties of Carbon Nanotubes: A Molecular Dynamics Study, Brahmanandam Javvaji, D. Roy Mahapatra and S. Raha, International Conference on Smart Materials Structures and Systems, Bangalore, India, January 04-07, 2012.

Molecular dynamics simulation of residual stress distribution in nc-Si quantum dot embedded in a-SiO2 due to cooling, Bhamy Maithry Shenoy, Gopalkrishna Hegde and D. Roy Mahapatra, International Conference on Smart Materials Structures and Systems, Bangalore, India, January 04-07, 2012.

Thermo-Mechanical stability of a core-shell structure of Si/SiO2 Quantum dot, D. Roy Mahapatra, Vijay Kumar Sutrakar, G.M.Hegde, International conference on Nanomateirals and Nanotechnology, Tiruchengode, December 13-16, 2010.

Gyrosonics: Signature analysis and reduced-order models, D. Roy Mahapatra, N. Chakraborty, S. Bandyopadhyay and B. Balachandran, ASME 2010 International Congress and Exposition, November 12-18, 2010, Vancouver, British Columbia, Canada. Paper no. IMECE2010-39847.

Modeling of cohesive zone crack and growth in Ni-Al thin film using MD-XFEM based approach, Gaurav Singh, Vijay Sutrakar and D. Roy Mahapatra, ASME 2010 International congress and Exposition, November 12-18, 2010, Vancouver, British Columbia, Canada, Paper no. IMECE2010-37868.

Numerical methods for nonlocal elasticity and gradient elasticity Sundararajan Natarajan, D Roy Mahapatra and Pierre Kerfriden and Stephane Bordas ECCM 2010 IV European Conference on Computational Mechanics Palais des Congres, May 16-21, 2010, Paris, France.

Analysis of polycrystalline materials using polygonal extended finite element method, K. Tulaseeram, D. Roy Mahapatra, Sundararajan Natarajan and Stephane Bordas, International Conference on Extended Finite Element Methods – XFEM 2009, September 28-30, 2009, Aachen, Germany, 2009.

Size-dependent and strain rate effects in quantum dot nanostructures with molecular dynamic simulations, Roy Mahapatra, Vijay K. Sutrakar and R.V.N. Melnik, Congress on Computational Mechanics, Ohahio, USA, July 16-19, 2009.

Dynamic analysis using polygonal finite element method, K. Tulaseeram, D. Roy Mahapatra, Sundararajan Natarajan and Stephane Bordas, 23rd Biennial Conference on Numerical Analysis, NACONF, June 23-26, University of Strathclyde, Glasgow, 2009.

Temperature and Stress Controlled Surface Manipulation in Ni-Al Nano-Layers, D. Roy Mahapatra, Vijay K. Sutrakar, R.V.N. Melnik, NSTI Nanotech Conference, Houston, USA, May-3-7, 2009, CRC Press, ISBN: 978-1-4398-1786-5, 3, 227-230, 2009.

Strain Rate, Size, and Temperature Dependent Structural and Mechanical Properties of Intermetallic NiAl Nanowires, Vijay Kumar Sutrakar and D. Roy Mahapatra, IISc Centenary International Conference and Exhibition on Aerospace Engineering ICEAE 2009, 18-22 May, 2009, Bangalore, India.

Active Vibration Control Synthesis for Smart Structures using Phenomenological Damping, G.K. Vadiraja and D. Roy Mahapatra, IISc Centenary International Conference and Exhibition on Aerospace Engineering ICEAE 2009, 18-22 May, 2009, Bangalore, India.

Thermo-Mechanical Influence of Inclusions with Diffused Interface in SiC/Ti-6Al-4V Composites, Vijay Kumar Sutrakar and D. Roy Mahapatra, IISc Centenary International Conference and Exhibition on Aerospace Engineering ICEAE 2009, 18-22 May, 2009, Bangalore, India.

Doubly spectral stochastic finite element method (DSSFEM) for random field problems, Sondipon Adhikari, and D. Roy Mahapatra, IISc Centenary International Conference and Exhibition on Aerospace Engineering ICEAE 2009, 18-22 May, 2009, Bangalore, India.

On the form of Gibbs free energy for shape memory alloys, D. Roy Mahapatra, IUTAM Symposium on Multifunctional Materials, Bangalore, India, Dec 11-13, 2008.

Size-dependent thermo-mechanical properties of ultra-stable Cu nanowire, V.K. Sutrakar and D. RoyMahapatra, EMIT08 Int. Conf. Emerging Microelectronics and Interconnection Technologies, Dec 15-18, 2008.

An ultra-stable Cu nanowire under thermo-mechanical loading: A molecular dynamic study, V.K. Sutrakar and D. Roy Mahapatra, Proc. ISSS Conference on Smart Materials Structures and Systems, July 24-26, 2008, Bangalore, India. Paper no. ISSS-2008/P-98

Design of cellular composite laminate for vibration and noise control: Effects of inclusions and filling patterns on acoustic bandgap, C. Vijay Kumar and D. Roy Mahapatra, Proc. ISSS Conference on Smart Materials Structures and Systems, July 24-26, 2008, Bangalore, India. Paper no. ISSS-2008/P-112.

Structural morphing using shape memory alloy wire integrated systems, A. Kancharla, K. Dasharathi, V.K. Jha, A. Wadkar and D. Roy Mahapatra, Proc. ISSS Conference on Smart Materials Structures and Systems, July 24-26, 2008, Bangalore, India. Paper no. ISSS-2008/P-110.

Computational implementation of a new multiphysics model for field emission from CNT thin films, N. Sinha, D. Roy Mahapatra, R.V.N. Melnik, J.T.W. Yeow, Lecture Notes in Computer Science, Computational Science ICCS 2008, Vol. 5102, 197-206, 2008.

Field emission properties of carbon nanotube arrays with defects and impurities, D. Roy Mahapatra, N. Sinha, R. Melnik, J. Yeow, NSTI Nanotech Conf., Boston, Massachusetts, June 1-5, 2008. ISBN-978-1-4200-8505, Vol 3., 729-732.

Design optimization of field emission from a stacked carbon nanotube array, D. Roy Mahapatra, N. SInha, R. Melnik, J. Yeow, NSTI Nanotech Conf., Boston, Massachusetts, June 1-5, 2008. ISBN-978-1-4200-8503, Vol. 1, 55-58.

Modeling and analysis of a tunable piezoelectric structure for transverse shear wave generation, Shiva S. Chenagani and D. Roy Mahapatra, SPIE Proc. Sensors and Smart Structures Technologies for Civil, Mechanical and Aerospace Systems, Vol No. 6932, DOI:10.1117/12.776282, 2008.

Wave dispersion in a cellular composite with modulated microstructure, Vijay Kumar and D. Roy Mahapatra, SPIE Proc. Behaviour and Mechanaics of Multifunctional and Composite Materials, Vol No. 6929, DOI:10.1117/12.776323, 2008.

Analysis of aeroelastic stability of aslender launch vehicle using aerodynamic data, M. Trikha, D. Roy Mahapatra, S. Gopalakrishnan and R. Pandiyan, AIAA Aerospace Science Meeting, Reno, Nevada, Jan 7-10, 2008, AIAA-2008-310.

Simulation of RNA silencing pathway for time-dependent transgene transcription rate, X.-D. Yang, D. Roy Mahapatra and R. Melnik, AIP Conf. Proc., Nov. 2007, 952, 229-237.

Optoelectronic properties of ZnO/ZnMgO quantum well lasers with coupled self-consistent models, R.V.N. Melnik, M. Willatzen, D. Roy Mahapatra and L.C.L.Y. Voon, SPIE Optics and Photononics Conf., 26-30 August, 2007, San Diego, USA. Paper no. 6645-34.

Modeling the field emission current fluctuation in carbon nanotube thin films, N. Sinha, D. Roy Mahapatra, J.T.W. Yeow and R. Melnik, NSTI Bio-Nanotechnology Conf., May 20-24, 2007, Santa Clara, CA, USA.

Multi-physics self-consistent modeling in nanotechnological applications: quantum dots and quantum-well lasers, R. Melnik, D. Roy Mahapatra, M. Willatzen, B. Lassen and L.C. Lew Yan Voon, Computational Methods for Coupled Problems in Science and Engineering II: Coupled Problems 2007, Eds. E. Onate, M. Papadrakakis and B. Schrefler, pp. 499-502(ISBN: 978-84-96736-18-4) Barcelona, Spain, May 2007.

Numerical methods for coupled nonlinear problems of dynamic thermoelasticity and shape memory alloys modeling, R. Melnik, D. Roy Mahapatra, L. Wang and T. Roberts, Computational Methods for Coupled Problems in Science and Engineering II: Coupled Problems 2007, Eds. E. Onate, M. Papadrakakis and B. Schrefler, pp. 461-464 (ISBN: 978-84-96736-18-4) Barcelona, Spain, May 2007.

Mesoscopic model for electroactive composite films and its applications, D. Roy Mahapatra and R.V.N. Melnik, Meso Mechanics 2007, May 13-17, Presqu’île de Giens southern France.

Multiscale modeling of quantum dots: Between atomistic and continuum worlds, R.V.N. Melnik, D. Roy Mahapatra, M. Willatzen, B. Lassen and L.C.L. Yan Voon, Meso Mechanics 2007, May 13-17, Presqu’île de Giens southern France.

Poisson-Schrodinger model in the analysis of coupled effects in quantum well nanostructures, D. Roy Mahapatra, R. Melnik, M. Willatzen, B. Lassen, L.C. Lew Yan Voon, IEEE Publication, Proceedings of COMMAD’06 (The 2006 Conference on Optoelectronic and Microelectronic Materials and Devices), Perth, Australia, Dec 6-8, 2006.

Effects of piezoelectricity and nonlinear strain on quantum dot heterostructures, D. Roy Mahapatra and R.V.N. Melnik, Photonics 2006, Hyderabad, Dec 13-16, 2006.

Modelling the field emission properties of carbon nanotubes grown on metallic substrate, N. Sinha, D. Roy Mahapatra, J.T.W. Yeow, R.V.N. Melnik, D.A. Jaffray, Workshop on Physics of Disordered and Mesoscopic Materials, IIT Kanpur, India, Dec 4-8, 2006.

Analysis of low-dimensional semiconductor nanostructures with a self-consistent iterative scheme, D. Roy Mahapatra and R. Melnik, SPIE Proc. 6415A, Conf.Smart Materials, Nano- and Micro-Smart Systems, Adelaide, Dec 10-13, 2006.

Simulation of RNA silencing pathway based on a generalized amplification model, X.-D. Yang, D. Roy Mahapatra and R.V.N. Melnik, Int. Symp. Computational Biology and Bioinformatics (ISBB’06), Bhubaneshwar, India, Dec 15-17, 2006.

Modeling and analysis of PVDF copolymer-ceramic composite thin film, D. Roy Mahapatra and R.V.N. Melnik, 5th Int. Conf. Engineering Computational Technology (ECT), Sep 12-15, 2006, Gran Canaria, Spain.

Multiphysics modeling of heterojunction quantum dots, L.Y. Voon, R.V.N. Melnik, D. Roy Mahapatra, Kurt Eying and Jeremy Pitz, 7th World Congress on Computational Mechanics (WCCM06), Symp. Coupled and Transport Processes in Micro and Nano Technology, Los Angeles, CA, July 16-22, 2006.

A coupled quantum-hydrodynamic model for field-emission from carbon nanotube thin film, N. Sinha, D. Roy Mahapatra, J.T.W. Yeow, R.V.N. Melnik and D.A. Jaffray, Symp. Transport and Coupled Processes in Micro and Nano Technology, 7th World Congress on Computational Mechanics (WCCM06), Los Angeles, California, July 16-22, 2006.

Diffusion kinetics and multivariant phase transformation in shape memory alloys, D. Roy Mahapatra and R.V.N. Melnik, Symp. Fracture and Fatigue at the Micro and Nano Scales, 16th European Conference of Fracture (ECF16), Alexandroupolis, Greece, July 3-7, 2006.

Phase kinetics in modelling shape memory alloys, D. Roy Mahapatra and R.V.N. Melnik, Int. Conf. Nonsmooth/Nonconvex Mechanics, Aristotle University of Thessaloniki, July 7-8, 2006.

Numerical simulation of phase transformations in shape memory alloy thin films, D. Roy Mahapatra and R.V.N. Melnik Int. Conf. Computational Science ICCS06, Symp. Simulations of Multiphysics and Multiscale Systems, Reading, UK, May 28-31, 2006, Springer LNCS vol. 3992, 114-121.

Spectral finite element modelling of complex structures for applications in real-time structural health monitoring, D. Roy Mahapatra, S. Gopalakrishnan and N.Hu, 47th AIAA Structural Dynamics and Materials Conf., Newport, RI, USA, May 1-4, 2006, Paper No. 1957.

Modeling the mesoscopic dynamics of piezoelectric polymer thin film, D. Roy Mahapatra and R.V.N. Melnik, SPIE Smart Structure/NDE Conf., San Diego California, Feb 26 – March 2, 2006. SPIE paper no. 6168-83.

Modeling the essential atomistic influence in the phase transformation dynamics of shape memory materials, D. Roy Mahapatra and R.V.N. Melnik, SPIE Smart Structure/NDE Conf., San Diego California, Feb 26 – March 2, 2006. SPIE paper no. 6170-35.

Active control of dispersive waves: Coupling finite-dimensional control system using isospectra, D. Roy Mahapatra and B. Balachandran, SPIE Smart Structure/NDE Conf., San Diego California, Feb 26 – March 2, 2006. SPIE paper no. 6166-58.

Shape memory alloys and their industrial applications: New models and numerical schemes, R.V.N. Melnik and D. Roy Mahapatra, SIAM Conference on Mathematics for Industry: Challenges and Frontiers, Oct 24-26, 2005, Detroit, USA.

Numerical characterization of the transformation dynamics in shape memory alloys, D. Roy Mahapatra and R.V.N. Melnik, Proc. CANSMART International Workshop on Smart Materials and Structures, Oct 13-14, 2005, Toronto, Canada.

Analysis of coupled thermoelasticity and first-order kinetics in phase transforming solids, D. Roy Mahapatra and R.V.N. Melnik, Workshop on High-dimensional Partial Differential Equations in Science and Engineering, Centre de Recherches Mathmatiques, University of Montreal, Canada, Aug 7-12, 2005.

Modelling the effect of surgical stress and bacterial growth in human cornea, D. Roy Mahapatra and R.V.N. Melnik, to appear in the post-conference reviewed proceedings Differential and Difference Equations and Application, Aug 1-5, 2005, Melbourne, Florida. Book Proc., Eds. Ravi P. Agarwal, and Kanishka Perera, Hindawi, ISBN 977-5945-380, pp.721-732.

Computation of phase transformation dynamics in shape memory alloys based on a Landau-Ginzburg free energy model, D. Roy Mahapatra and R.V.N. Melnik, Proc. II ECCOMAS Thematic Conference on Smart Structures and Materials, C.A. Mota Soares  et al. (Eds.) Lisbon, Portugal, July 18-21, 2005.

Numerical models for biocompatible shape memory materials and their biomedical applications, R.V.N. Melnik, L., Wang and D. Roy Mahapatra, Proc. 17th IMACS World Congress on Scientific Computation, Applied Mathematics and Simulation, Paris, France, July 11-15, 2005, #T4-I-22-0126, P. Borne  et al. (Eds.), ISBN: 2-915913-02-1.

Modeling and analysis of piezoelectricity in human cornea, D. Roy Mahapatra and R.V.N. Melnik, International Workshop on Differential Equations and Dynamical Systems, Guelph, Canada, July 29-31, 2005.

A 3D finite element model of martensitic transformation dynamics using a consistent microscopic energy representation, D. Roy Mahapatra and R.V.N. Melnik, 7th International Conference on Mathematical and Numerical Aspects of Waves (WAVES’05), Brown University, USA, June 20-24, 2005.

Three-dimensional mathematical models of phase transformation kinetics in shape memory alloys, D. Roy Mahapatra and R.V.N. Melnik, Proc. DCDIS 4th International Conference on Engineering Applications and Computational Algorithms, Guelph, ON, Canada, July 27-29, 2005, pp.557-562, ISSN 1492-8760, Watam Press, Waterloo, Canada.

Dynamics of multivariant phase transformation in shape memory materials: A microscopic theory to device scale simulation, D. Roy Mahapatra and R.V.N. Melnik, Proc. ISSS 2005 International Conference on Smart Materials Structures and Systems, pp. SC-25-32, Bangalore, India, July 28-30, 2005.

Computational modeling of coupled dynamic phase transformation in shape memory alloys, D. Roy Mahapatra and R.V.N. Melnik, 19th International Symposium on High Performance Computing Systems and Applications (HPCS05), May 15-18, 2005, Guelph, Canada. IEEE Proc. (ISSN:1550-5243) pp.267-273.

A new modeling approach toward the structural stability of slender hypersonic vehicles, M. Trikha, D. Roy Mahapatra, S. Gopalakrishnan and K. Badarinarayana, The 25th International Symposium on Shock Waves (ISSW25), July 17-22, 2005, Bangalore, India.

A dynamic model for phase transformations in 3D samples of shape memory materials, D. Roy Mahapatra and R.V.N. Melnik, Symposium on Simulation of Multiscale Multiphysics Systems, International Conference on Computational Science (ICCS), May 22-25, 2005, Atlanta, USA.

Multiscale finite element modeling of the coupled nonlinear dynamics of magnetostrictive composite thin film, D. Roy Mahapatra, D.P. Ghosh and S. Gopalakrishnan, Simulation of Multiscale Multiphysics Systems, International Conference on Computational Science (ICCS’05), May 22-25, 2005, Atlanta, USA.

An adaptive finite element technique for fracture problems using SERR-based error estimator and automatic mesh generator, A. Bisi, D. Roy Mahapatra, S. Gopalakrishnan and B. Dattaguru, Proc. International Conference on Advances in Structural Integrity, July 14-17, 2004, Indian Institute of Science, Bangalore, India.

Analysis of constrained piezoelectric layer: A two dimensional coupled electro-mechanical model, R. Ali, D. Roy Mahapatra and S. Gopalakrishnan, 4th Asian Meeting on Ferroelectrics, Dec 12-15, 2003. Bangalore, India.

Finite element simulation of BAW propagation in inhomogeneous plate due to piezoelectric actuation, A. Chakraborty, D. Roy Mahapatra and S. Gopalakrishnan, Workshop on Wave Phenomena in Physics and Engineering: New Models, Algorithms, and Applications, International Conference on Computational Science and Its Application in Engineering, Montreal, Canada, May 18-21, 2003.

A nonlinear spectral finite element model for analysis of wave propagation in solid with internal friction and dissipation, D. Roy Mahapatra and S. Gopalakrishnan, Workshop on Wave Phenomena in Physics and Engineering: New Models, Algorithms, and Applications, International Conference on Computational Science and Its Application in Engineering, Montreal, Canada, May 18-21, 2003.

An equivalent damping concept for design of optimal wave feedback controller for rods and beams, D. Roy Mahapatra and S. Gopalakrishnan, The Fourth International Conference on Control and Automation, June 10-12, 2003, Montreal, Canada.

A geometrically non-linear spectral finite element model for impact-induced wave propagation in dissipative rod, D. Roy Mahapatra and S. Gopalakrishnan, International Conference on Plasticity and Impact Mechanics IMPLAST-2003 March 16-19, IIT Delhi, India.

A comparative study of FE model order reduction schemes for 2D linear transient elastodynamics, C.V.S. Sastry, D. Roy Mahapatra, S. Gopalakrishnan and T.S. Ramamurthy, 14th US National Congress on Theoretical and Applied Mechanics (USNCTAM), Blacksburg, Virginia, USA, June 23-28, 2002.

Identification of delamination in composite: structural health monitoring software based on spectral estimation and hierarchical genetic algorithm. A. Nag, D. Roy Mahapatra and S. Gopalakrishnan, ISSS-SPIE 2002 International Conference on Smart Materials and Structures Dec 12-14, 2002, Bangalore, India, ISSS-SA-506, 675-682. Proc. SPIE, 5062, 720-727.

Scattering and transmission of mixed-mode waves in delaminated thick composite beams. D. Roy Mahapatra, S. Gopalakrishnan and T.S. Sankar, ASME Design Engineering Technical Conference, 18th Biennial Conference on Vibration and Noise, Pittsburgh, Pennsylvania, USA. Sept 9-12, 2001. Conf. Proc. DETC01-VIB-21543.

Optimal Spectral Control of Broadband waves in composite beams with distributed sensor-actuator configuration. S. Gopalakrishnan and D. Roy Mahapatra, SPIE Symposium on Smart Materials and MEMS, Melbourne, Australia. Dec 13-15, 2000, SPIE 4234-12.

Active wave control in finite length strut. D. Roy Mahapatra, S. Gopalakrishnan and B. Balachandran, CD-ROM Proc. 1st Int. Conf. Vibration Engineering and Technology of Machinery (VETOMAC-I), Bangalore, India, Oct 23-25, 2000.

An active spectral element model for PID feedback control of wave propagation in composite beams. D. Roy Mahapatra and S. Gopalakrishnan, CD-ROM Proc. 1st Int. Conf. Vibration Engineering and Technology of Machinery (VETOMAC-I), Bangalore, India, Oct 23-25, 2000.

Spectrally formulated finite element for elementary composite beam with embedded smart layers. D. Roy Mahapatra and S. Gopalakrishnan, Proc. Int. conference on Smart Materials, Structures and Systems, ISSS-SPIE’99, Bangalore, India, 337-342, 1999.

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