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Journal publications

(1)      Cysyk, J., De, S. and Srinivasan, M. A., “A finite element model of the human fingerpad for dynamic simulations”, in preparation for submission to Journal of Biomechanical Engineering.
(2)        Bjornsson, C.S., Oh, S.J., Al-Kofahi, Y.A., Lim, Y.J, Smith, K.L., Turner, J.N., De, S., Roysam, B., Shain, W.,Kim, S.J., “Shape-and insertion speed-dependent tissue damage due to neuroprosthetic device insertion”, submitted to Nature Neuroscience.
(3)    Kim,  J., De, S. and Srinivasan, M.A., “Virtual reality-based surgery simulation using multiresolution organ models”,      submitted to Medical Image Analysis
(4)        Lim, Y.J. and De, S., “Physically realistic virtual surgery: modeling nonlinear tissue response using a point-associated finite field (PAFF) approach”, submitted to Computer Methods in Applied Mechanics and Engineering.
(5)        Lim, Y.J. and De, S., “Realistic simulation of surgical cutting of soft tissues in real time with force feedback”, submitted to Presence
(6)         Macri, M. and De, S., “Enrichment of the method of finite spheres using geometry independent localized scalable bubbles”, International Journal for Numerical Methods in Engineering (in press).
(7)          Banihani, S. and De, S., “A computationally efficient technique for the solution of Timoshenko beam and Mindlin-Reissner plate problems using the method of finite spheres”, International Journal of Computational Methods (invited paper, submitted).
(8)     Banihani,   S. and De, S., “Development of a genetic algorithm-based lookup table approach for efficient numerical       integration in the method of finite spheres with application to the solution of beam and plate problems”, International Journal for Numerical Methods in Engineering (in press).
(9)           Macri, M., Tichy, J. and De, S., “Some examples of the method of  finite spheres with enrichment”, International Journal of Computational Methods (invited paper) 2(4), 517-541, 2005.
(10)       De, S., Lim, Y.-J. and Srinivasan, M.A., “Physically realistic virtual surgery using the point-associated finite field (PAFF) approach”, Presence (in  press).
(11)        Aslam, A. and De, S., “A comparison of several numerical methods for the solution of the convection-diffusion equation using the method of finite spheres”, Computational Mechanics, 36(5), 398-407, 2005.
(12)          De, S., Kim, J., Lim, Y.-J., and Srinivasan, M. A., “Point collocation-based method of finite spheres (PCMFS) for real time surgery simulation”, Computers & Structures 83(17-18), 1415-1425, 2005.
(13)       Macri, M., Tichy, J. and De, S., “On the application of the method of finite spheres to problems in tribology”, Revue Européenne des Eléments Finis, 14(2-3), 339-366, 2005.
(14)         Macri, M., and De, S., “Towards an automatic discretization scheme for the method of finite spheres and its coupling with the finite element method”, Computers & Structures, 83(17-18), 1429-1447, 2005.
(15)       Basdogan, C., De, S., Kim, J., Manivannan, M., Srinivasan, M. A., “The role of haptics in medical simulations”, IEEE Computer Graphics and Applications, 24 (2), 56-64, 2004
(16)        De, S., Hong, J.W. and Bathe, K. J., “On the method of finite spheres in applications: towards the use with ADINA and a surgical simulator”, Computational Mechanics, 31, 27-37, 2003.
(17)          De, S., “Efficient computation of drag forces on micro-machined devices using a boundary integral equation-based solver”, International Journal for Multiscale Computational Engineering, 1(2&3), 277-288, 2003.
(18)        Macri, M., De, S. and Shephard, M.S., “Hierarchical tree-based discretization in the method of finite spheres”, Computers Structures, 81, 789-803, 2003
 (19)       De, S. and Bathe, K. J., “Displacement/ pressure mixed interpolation in the method of finite spheres”, International Journal      for Numerical Methods in Engineering, 51, 275-292, 2001
 (20)    De, S. and Bathe, K. J., “Towards an efficient meshless computational technique: the method of finite spheres”,                            Engineering Computations, 18, 170-192, 2001.
 (21)      De, S. and Bathe, K. J., “The method of finite spheres with improved numerical integration”, Computers & Structures, 79            (22-25), 2183-2196, 2001.
 (22)       De, S. and Bathe, K. J., “The method of finite spheres”, Computational Mechanics, 25, 329-345, 2000.


Book Chapter


J.F. Hiller, S. De and K.J. Bathe, “On the State-of-the-Art of Finite Element Procedures and a Meshless Technique", Chapter in Computational Mechanics for the Twenty-First Century, BHV Topping ed.


Conference
publications

(1)   Schmitt, C., Rusak, Z. and De, S., “Solution of hyperbolic equations using the point collocation-based method of finite spheres”, Proceedings of the American Physical Society, 2005.
(2)   Bjornsson,C.S., Oh, S.J., Al-Kohafi, Y., Lim, Y.J., Smith, K.L., Turner J.N., De, S.,  Kim, S.J., Roysam, B., Shain,W., “Cortical neural prostheses – controlling the biological interface”, 2005 Annual Fall Meeting of the Biomedical Engineering Society, October, 2005.
(3)   Bjornsson,C.S., Oh, S.J., Al-Kohafi, Y., Lim, Y.J., Smith, K.L., Turner J.N., De, S.,  Kim, S.J., Roysam, B., Shain,W., “Ex vivo assessment of tissue damage due to neuroprosthetic device insertion”, Annual Meeting of the Society of Neuroscience, November, 2005.
(4)   De, S., “On the development of a Fast-Fourier Transform (FFT)-accelerated Fast Stokes Solver for drag force computation on MEMS devices”, ASME 2005 International Design Engineering Technical Conference (5th International Conference on Multibody Systems, Nonlinear Dynamics, and Control Biomedical Engineering, Long Beach, CA, September, 2005.
(5)   Bjornsson, C.S., Smith, K.L., Oh, S.J., Al-Kofahi Y., Lim Y.J., Lin G., LeBlanc D, Turner J.N., De, S., Roysam, B., Kim, S.J., Shain, W, “Cortical neural prostheses insertion: removing the mystery”, Brain-Computer Interface Technology: Third International Meeting, June, 2005.
(6)   Macri, M., BaniHani, S., Aslam, A. and De, S., “Some recent advances in the method of finite spheres: practical implementation, stability analysis and application to multiscale modeling”, Third International Workshop on Meshfree Methods, Bonn, Germany, 2005.
(7)   Macri, M. and De, S., “Enrichment of the method of finite spheres with localized bubbles”, Proceedings of the US National Congress on Computational Mechanics, Austin, TX, 2005
(8)   Lim, Y.-J., and De, S., “Real time simulation of nonlinear soft tissue response in minimally invasive surgical procedures using a meshfree approach”, Proceedings of the US National Congress on Computational Mechanics, Austin, TX, 2005
(9)   Macri, M. and De, S., “Some examples of the method of finite spheres with enrichment”, ECCOMAS Thematic Conference on Meshfree Methods, Lisbon, Portugal, 2005.
(10)     BaniHani, S., and De, S., “On the use of genetic algorithms for numerical integration of meshfree methods”, Proc. of the Third MIT Conference on Computational Fluid and Solid Mechanics, Cambridge, MA, 2005
(11)     De, S., Lim, Y-J. and Jones, D.B., “Importance of Haptics in minimally invasive surgical simulation and training”, Proceedings of the Society for American Gastrointestinal Endoscopic Surgeons 2005 Annual Meeting, 2005.
(12)  Lim, Y-J. and De, S., “Nonlinear Tissue Response Modeling for Physically Realistic Virtual Surgery using PAFF”, Proceedings of the World Haptics Conference, Pisa, Italy, 2005.
(13)  Lim, Y.-J, Jones, D.B. and De, S., “Improved virtual surgical cutting based on physical experiments”, Medicine Meets Virtual Reality:13, 2005.
(14)  Jin, W., Lim, Y-J., Xu, G., Singh, T.P. and De, S., “Improving the realism of virtual surgery”, Medicine Meets Virtual Reality:13, 2005.
(15)  Macri, M. and De, S., “A comparison of several techniques of coupling the method of finite spheres to the finite element method”, Proceedings of the 6th World Congress on Computational Mechanics, Beijing, China, September 5-10, 2004 keynote lecture, organizer and session chair.
(16)  De, S., “Some practical issues in the implementation of meshfree methods with reference to the method of finite spheres”, Proceedings of the Seventh International Conference on Computational Structures Technology, Lisbon, Portugal, 2004. keynote lecture, organizer and session chair
(17)  De, S. and Macri, M., “Automatic preprocessing in the method of finite spheres”, Proceedings of the ECCOMAS Conference, Jyvaskyla, Finland, July 24-28, 2004. session chair.
(18)  Lim, Y-J. and De, S., “Some advances in the use of meshfree methods and the implementation of surgical cutting in multimodal virtual environments”, Proceedings of  IEEE VR2004 Conference, Chicago, 2004.
(19)  Lim, Y-J. and De, S., “Realistic simulation of surgical cutting of soft tissues in real time with force feedback”, Proceedings of Medicine Meets Virtual Reality:12, Newport Beach, 2004.
(20)  Macri, M., and De, S., “An automatic preprocessing environment for the method of finite spheres”, Proceedings of the US National Congress on Computational Mechanics, Albuquerque, NM, 2003.
(21)  De, S., “Physically-based real time surgical simulation”, Proc. of the US National Congress on Computational Mechanics, Albuquerque, NM, 2003.
(22)  Kim, J., De, S. and Srinivasan, M. A., “An Integral Equation Based Multiresolution Modeling Scheme for Multimodal Medical Simulations”, Proc. of the IEEE VR2003 Conference, Los Angeles, California, 2003
(23)  Kim, J., De, S. and Srinivasan, M. A., “Physically based hybrid approach in real time surgical simulation with force feedback”, Proc. of Medicine Meets Virtual Reality:11, 2003.
(24)  Macri, M., and De, S., “An octree based discretization for the method of finite spheres”, Proc. of the Second MIT Conference on Computational Fluid and Solid Mechanics, Cambridge, MA, 2003. keynote lecture, organizer and session chair
(25)  Kim, J., De, S. and Srinivasan, M. A., “A hybrid modeling scheme for tissue simulation in virtual reality based medical trainers”, Proc. of the Second MIT Conference on Computational Fluid and Solid Mechanics, Cambridge, MA, 2003.
(26)  De, S., Hong, J. W., and Bathe, K.J., “The method of finite spheres: A generalization of the finite element technique”, Advances in Structural Engineering and Mechanics, Busan, Korea, Aug, 2002.
(27)  De, S., Hong, J.W. and Bathe, K.J., “Further developments and some applications in the method of finite spheres”, Fifth World Congress on Computational Mechanics, Vienna, Austria, July, 2002, session chair.
(28)  De, S. and Bathe, K.J., “Analysis of incompressible media using the method of finite spheres and some improvements in efficiency”, Fourteenth U.S. National Congress on Theoretical and Computational Mechanics, Blacksburg, VA, June, 2002.
(29)  De, S., Wang, X. and White, J.K., “Efficiency improvements in Fast Stokes solvers”, Modeling and Simulation of Microsystems, San Juan, Puerto Rico, April, 2002.
(30)  Kim, J., De, S. and Srinivasan, M.A., “Computationally efficient techniques for real time surgical simulation with force feedback”, IEEE VR2002 Conference, Orlando, Florida, March, 2002
(31)  Tay, B., De, S. and Srinivasan, M. A., “ In vivo force response of intra-abdominal soft tissues for the simulation of laparoscopic procedures”, accepted for presentation to Medicine Meets Virtual Reality:10, Newport Beach, January, 2002
(32)  De, S, Kim, J., Manivannan, M., Srinivasan, M. A. and Rattner, D., “Multimodal simulation of Laparoscopic Heller myotomy using a meshless technique”, Medicine Meets Virtual Reality:10, Newport Beach, 2002.
(33)  De, S. and Bathe, K. J, “The method of finite spheres with improved numerical integration”, Sixth US National Congress on Computational Mechanics, Dearborn, MI, August, 2001
(34)  De, S. and Bathe, K. J., “The method of finite spheres: a summary of recent developments”, First MIT Conference on Computational Fluid and Solid Mechanics, M.I.T, 2001 keynote lecture, organizer and session chair
(35)  De, S., Kim, J. and Srinivasan, M. A., “Virtual surgery simulation using a collocation-based method of finite spheres”, First MIT Conference on Computational Fluid and Solid Mechanics, M.I.T, 2001.
(36)  De, S., Kim, J. and Srinivasan, M. A.,“A meshless numerical technique for physically based real time medical simulations”, Medicine Meets Virtual Reality:9, Newport Beach, 2001.
(37)     De, S. and Bathe, K. J., “The method of finite spheres: some advances in efficiency and incompressible analysis”, International Conference on Computational Engineering and Sciences, Los Angeles, Aug. 2000.
(38)     Bathe, K. J., Rugonyi, S. and De, S., “On the current state of the finite element methods - solids and structures with full coupling to fluid flows”. Proceedings of the International Conference on Industrial and Applied Mathematics, Edinburgh, Scotland, 1999.
(39)     De, S. and Srinivasan, M. A., “Thin walled models for haptic and graphical rendering of soft tissues in surgical simulations”, Medicine Meets Virtual Reality:7, San Franscisco, 1999
(40)     De, S. and Srinivasan, M. A.,“Rapid rendering of tool-tissue interactions in surgical simulations: thin walled membrane models”, The Third PHANToM User's Group Workshop, Deadham, Oct, 1998.