Daphalapurkar, Nitin

Assistant Research Professor
Mechanical Engineering
https://engineering.jhu.edu/drlab/

Latrobe Hall B01
(410) 516-7736
daphala@gmail.com

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About

Education
  • Ph.D. 2008, OKLAHOMA STATE U TECH OK CITY
Experience
  • 2014 - 2014:  Instructor, Unspecified
  • 2011 - 2011:  Instructor, Unspecified
  • 2010:  Co-Instructor, Unspecified
Research Areas
  • Brain Biomechanics
  • Computaitional Mechanics
  • FRACTURE mechanics
  • MATERIAL point method
  • Mechanics of diffuse injury of the brain white matter
Awards
  • 2014:  IDIES Seed Grant Award
  • 2005:  Recipient of National Science Foundation Scholars Program Award, Oklahoma State University
Presentations
  • "Effective compliance of a material with spatially distributed planar cracks under compressive loading", Mach Conference.  Annapolis, MD.  April 6, 2016
  • "Computational Implementation of Anisotropic damage failure in brittle materials", 41st International Conference and Expo on Advanced Ceramics and Composites.  Daytona Beach, FL.  January 25, 2016
  • "FragData-High fidelity data on dynamic fragmentation of brittle materials", IDIES Annual Symposium.  Johns Hopkins University.  January 1, 2014
  • "The good, the bad and the ugly defects-Controlling the Dynamic Failure Strength of Brittle Materials.".  Iowa State University.  January 1, 2014
  • "The good, the bad and the ugly defects-Controlling the Dynamic Failure Strength of Brittle Materials. TMS Annual Meeting and Exhibition.", Dynamic Behavior of Materials VI.  January 1, 2014
  • "Transient shear wave propagation in soft materials with application to traumatic brain injury", US National Congress on Theoretical and Applied Mechanics.  Lansing, MI.  January 1, 2014
  • "Biomechanics-based computational models of the human brain for diagnosis of mTBI", Nation Capital Area TBI Research Symposium.  Bethesda, MD.  January 1, 2014
  • "Application of mechanism-based, defect-distribution-driven, analytical model for dynamic brittle failure to boron carbide", International Conference and Expo on Advanced Ceramics and Composites.  Daytona, FL.  January 1, 2014

Publications

Journal Articles
  • Ayyagari RS, Daphalapurkar NP, Ramesh KT (2018).  The effective compliance of spatially evolving planar wing-cracks.  Journal of the Mechanics and Physics of Solids.  111.
  • Ganpule S, Daphalapurkar NP, Cetingul MP, Ramesh KT (2017).  Effect of bulk modulus on deformation of the brain under rotational accelerations.  Shock Waves.  (1).
  • Brix KA, Brody DL, Grimes JB, Yitzhak A, Agoston D, Aldag M, Armstrong R, Arun P, Audette M, Babcock D, Balaban C, Banton R, Bellgowan P, Borkholder D, Broglio S, Brokaw E, Cantu R, Carr W, Chapman S, Cmarik J, Colder B, Colombe J, Cook D, Cozzarelli T, Da Silva UO, Daphalapurkar N, Dardzinski B, DeGraba T, DeMar J, DeWitt D, Dickstein D, Duckworth J, Elder G, Fazel-Rezai R, Fine M, Fiskum G, Fournier A, Ganpule S, Gill J, Glenn JF, Greene C, Greig N, Haering C, Harrington J, Hein A, Helmick K, Hicks R, Hinds S, Hoffman S, Horkayne-Szakaly I, Iacono D, Ishii E, Jones RV, Karami G, Krawczyk D, Labutta R, Latta R, Lattimore T, Leggieri M, Leonessa F, Lin A, Ling G, Long M, Lu KP, Panker SM, McCabe J, Merkle A, Montenigro P, Mueller GP, Ng L, Nigam S, O'Donnell J, Okonkwo D, Pauli I, Perl D, Peskind E, Pfister B, Philippens M, Piehler T, Proctor J, Przekwas A, Qashu F, Raskind M, Razumovsky A, Reifman J, Reyes P, Rigby P, Risling M, Robinson M, Rooks T, Rosen C, Rosseau G, S...Ziejewski M (2017).  Military Blast Exposure and Chronic Neurodegeneration: Summary of Working Groups and Expert Panel Findings and Recommendations.  Journal of Neurotrauma.  34(S1).
  • Ganpule S, Daphalapurkar NP, Ramesh KT, Knutsen AK, Pham DL, Bayly PV, Prince JL (2017).  A Three-Dimensional Computational Human Head Model That Captures Live Human Brain Dynamics.  Journal of Neurotrauma.  34(13).
  • Cereceda D, Graham-Brady L, Daphalapurkar N (2017).  Modeling dynamic fragmentation of heterogeneous brittle materials.  International Journal of Impact Engineering.  99.
  • Cereceda D, Kats D, Daphalapurkar N, Graham-Brady L (2017).  A micro-mechanical modeling approach for dynamic fragmentation in brittle multi-phase materials.  International Journal of Solids and Structures.
  • Singman EL, Daphalapurkar N, White H, Nguyen TD, Panghat L, Chang J, McCulley T (2016).  Indirect traumatic optic neuropathy.  Military Medical Research.  3(1).
  • Hogan JD, Farbaniec L, Daphalapurkar N, Ramesh KT (2016).  On Compressive Brittle Fragmentation.  Journal of the American Ceramic Society.  (6).
  • Cao B, Daphalapurkar NP, Ramesh KT (2015).  Ultra-high-strain-rate shearing and deformation twinning in nanocrystalline aluminum.  Meccanica.  50(2).
  • Carlsen RW, Daphalapurkar N (2015).  The importance of structural anisotropy in computational models of traumatic brain injury..  Frontiers in neurology.  6.  28.
  • Wright TW, Daphalapurkar NP, Ramesh KT (2014).  Stability of ideal fcc twin boundaries.  Journal of the Mechanics and Physics of Solids.  73.
  • Daphalapurkar NP, Wilkerson JW, Wright TW, Ramesh KT (2014).  Kinetics of a fast moving twin boundary in nickel.  Acta Materialia.  68.
  • Daphalapurkar N, Wilkerson JW, Wright TW, Ramesh K (2014).  Kinetics of a fast moving twin boundary in nickel.  ACTA MATERIALIA.  68(15).  82-92.
  • Wright T, Daphalapurkar N, Ramesh K (2014).  Stability of ideal fcc twin boundaries.  Journal of the Mechanics and Physics of Solids.
  • Cao B, Daphalapurkar N, Ramesh K (2014).  Ultra-high-strain-rate shearing and deformation twinning in nanocrystalline aluminum.  Meccanica.  1-14.
  • Daphalapurkar N, Wilkerson J, Wright T, Ramesh K (2014).  Kinetics of a fast moving twin boundary in nickel.  Acta Materialia.  68.  82-92.
  • Kimberley J, Ramesh KT, Daphalapurkar NP (2013).  A scaling law for the dynamic strength of brittle solids.  Acta Materialia.  61(9).
  • Kimberley J, Ramesh K, Daphalapurkar N (2013).  A scaling law for the dynamic strength of brittle solids.  Acta Materialia.  61(9).  3509-3521.
  • Daphalapurkar NP, Ramesh KT (2012).  Designer materials for a secure future.  Proceedings of SPIE - The International Society for Optical Engineering.  8373.
  • Daphalapurkar NP, Ramesh KT (2012).  Orientation dependence of the nucleation and growth of partial dislocations and possible twinning mechanisms in aluminum.  Journal of the Mechanics and Physics of Solids.  60(2).
  • Daphalapurkar N, Ramesh K (2012).  Orientation dependence of the nucleation and growth of partial dislocations and possible twinning mechanisms in aluminum.  Journal of the Mechanics and Physics of Solids.  60(2).  277-294.
  • Daphalapurkar NP, Wang F, Fu B, Lu H, Komanduri R (2011).  Determination of Mechanical Properties of Sand Grains by Nanoindentation.  Experimental Mechanics.  51(5).
  • Daphalapurkar NP, Ramesh KT, Graham-Brady L, Molinari JF (2011).  Predicting variability in the dynamic failure strength of brittle materials considering pre-existing flaws.  Journal of the Mechanics and Physics of Solids.  59(2).
  • Daphalapurkar N, Ramesh K, Graham-Brady L, Molinari J (2011).  Predicting variability in the dynamic failure strength of brittle materials considering pre-existing flaws.  Journal of the Mechanics and Physics of Solids.  59(2).  297-319.
  • Daphalapurkar N, Wang F, Fu B, Lu H, Komanduri R (2011).  Determination of mechanical properties of sand grains by nanoindentation.  Experimental Mechanics.  51(5).  719-728.
  • Daphalapurkar N, Ramesh K, Brady L, Molinari JF (2011).  Predicting variability in the dynamic failure strength of brittle materials considering pre-existing flaws.  Journal of the Mechanics and Physics of Solids.  59(2).  297-319.
  • Daphalapurkar N, Dai C, Gan RZ, Lu H (2009).  Characterization of the linearly viscoelastic behavior of human tympanic membrane by nanoindentation..  Journal of the mechanical behavior of biomedical materials.  2(1).  82-92.
  • Daphalapurkar N, Dai C, Gan RZ, Lu H (2009).  Characterization of the linearly viscoelastic behavior of human tympanic membrane by nanoindentation.  Journal of the mechanical behavior of biomedical materials.  2(1).  82-92.
  • Daphalapurkar NP, Dai C, Gan RZ, Lu H (2009).  Characterization of the linearly viscoelastic behavior of human tympanic membrane by nanoindentation.  Journal of the Mechanical Behavior of Biomedical Materials.  2(1).
  • Daphalapurkar NP, Hanan JC, Phelps NB, Bale H, Lu H (2008).  Tomography and simulation of microstructure evolution of a closed-cell polymer foam in compression.  Mechanics of Advanced Materials and Structures.  15(8).
  • Huang G, Daphalapurkar N, Gan RZ, Lu H (2008).  A method for measuring linearly viscoelastic properties of human tympanic membrane using nanoindentation..  Journal of biomechanical engineering.  130(1).  014501.
  • Huang G, Daphalapurkar N, Gan RZ, Lu H (2008).  A method for measuring linearly viscoelastic properties of human tympanic membrane using nanoindentation.  Journal of biomechanical engineering.  130(1).  014501.
  • Huang G, Daphalapurkar NP, Gan RZ, Lu H (2008).  A method for measuring linearly viscoelastic properties of human tympanic membrane using nanoindentation.  Journal of Biomechanical Engineering.  130(1).
  • Lua H, Fua B, Daphalapurkar N, Hanana J, Sotiriou-Leventisb C, Leventisb N (2008).  SIMULATION OF THE EVOLUTION OF THE NANOSTRUCTURE OF CROSSLINKED SILICA-AEROGELS UNDER COMPRESSION.  Polymer Preprints.  49(2).  564.
  • Daphalapurkar N, Hanan J, Phelps N, Bale H, Lu H (2008).  Tomography and simulation of microstructure evolution of a closed-cell polymer foam in compression.  Mechanics of advanced materials and structures.  15(8).  594-611.
  • Daphalapurkar NP, Lu H, Coker D, Komanduri R (2007).  Simulation of dynamic crack growth using the generalized interpolation material point (GIMP) method.  International Journal of Fracture.  143(1).
  • Daphalapurkar N, Lu H, Coker D, Komanduri R (2007).  Simulation of dynamic crack growth using the generalized interpolation material point (GIMP) method.  International Journal of Fracture.  143(1).  79-102.
  • Lu H, Daphalapurkar NP, Wang B, Roy S, Komanduri R (2006).  Multiscale simulation from atomistic to continuum - Coupling molecular dynamics (MD) with the material point method (MPM).  Philosophical Magazine.  86(20).
  • Lu H, Daphalapurkar N, Wang B, Roy S, Komanduri R (2006).  Multiscale simulation from atomistic to continuum-coupling molecular dynamics (MD) with the material point method (MPM).  Philosophical Magazine.  86(20).  2971-2994.
  • Daphalapurkar N, Carlsen R (2014).  The importance of structural anisotropy in computational models of traumatic brain injury.  Frontiers in Neurotrauma.
Conference Proceedings
  • Daphalapurkar N, Ganpule S (2014).  Shear Wave Propagation in Soft Materials with Application to Modeling Traumatic Brain Injury.  Proceedings of 17th U.S. National Congress on Theoretical and Applied Mechanics.  Paper B-08-671.
  • Daphalapurkar N, Ramesh K (2012).  Designer materials for a secure future.  SPIE Defense, Security, and Sensing.  83731Q-83731Q.
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