Publications

De Marchi L., Agrawal V., King Jr. D. T. and Ormö J., Numerical simulation of the formation of the critical, ocean-facing, southern sector of the Wetumpka impact structure constrained by field and drill core data (under review).

Perera R. and Agrawal V., Multiscale graph neural networks with adaptive mesh refinement for accelerating mesh-based simulations, Computer Methods in Applied Mechanics and Engineering, 429 (2024), 117152 (doi), (arXiv).

Perera R. and Agrawal V., Dynamic and adaptive mesh-based graph neural network framework for simulating displacement and crack fields in phase field models, Mechanics of Materials 186 (2023), 104789 (doi) (arXiv).

Agrawal V. and Runnels B., Robust, strong form mechanics on an adaptive structured grid: efficiently solving variable-geometry near-singular problems with diffuse interfaces, Computational Mechanics 72 (2023),1009–1027 (doi) (arXiv). 

Perera R. and Agrawal V., A generalized machine learning framework for brittle crack problems using transfer learning and graph neural networks, Mechanics of Materials 181 (2023), 104639 (arXiv) (doi). 

Davis A. and Agrawal V., Investigating shock wave propagation, evolution, and anisotropy using a moving window concurrent atomistic-continuum framework, Computational Mechanics 71 (2023), 721-743 (arXiv) (doi).

Davis A. and Agrawal V., Transmitting multiple high-frequency waves across length scales using the concurrent atomistic-continuum method, Computational Materials Science, 214 (2022), 111702 (doi) (arXiv).

Perera R., Guzzeti D. and Agrawal V., Graph neural networks for emulating crack coalescence and propagation in brittle materials, Computer Methods in Applied Mechanics and Engineering, 395 (2022), 115021 (doi) (arXiv).

Banjo D., Agrawal V., Auad M.L. and Celestine A.N., Moisture-induced changes in the mechanical behavior of 3D printed polymers, Composites Part C, 7 (2022) 100243 (doi).

Davis A., Lloyd J.T. and Agrawal V., Moving window techniques to model shock wave propagation using the concurrent atomistic-continuum method, Computer Methods in Applied Mechanics and Engineering, 389 (2022), 114360 (doi) (arXiv).

Agrawal V. and Runnels B., Block structured adaptive mesh refinement and strong form elasticity approach to phase field fracture with applications to delamination, crack branching and crack deflection, Computer Methods in Applied Mechanics and Engineering, 385 (2021), 114011 (doi) (arXiv).

Silva L. M., Vasconcelos M. A. R., Agrawal V. and Crosta A. P., Numerical modeling and 3D-gravity inversion of the Vargeão impact structure formed in a mixed basalt/sandstone target of the Paraná Basin, Brazil, Journal of South American Earth Sciences, 110 (2021), 103396. (doi) (pdf)

Perera R., Guzzetti D. and Agrawal V., Optimized and autonomous machine learning framework for characterizing pores, particles, grains and grain boundaries in microstructural images, Computational Materials Science, 196 (2021), 110524. (doi) (pdf) (arXiv).

Alizadeh N., Celestine A.N, Auad M.L. and Agrawal V., Mechanical characterization and modeling stress relaxation behavior of acrylic-polyurethane based graft-Interpenetrating Polymer Networks (IPNs), Polymer Engineering and Science 61 (2021), 1299-1309. (doi) (pdf).

Runnels B., Agrawal V., Zhang W. and Almgren A., Massively parallel finite difference scheme elasticity problem using a block-structured adaptive mesh refinement with a geometric multigrid solver, Journal of Computational Physics, 427 (2021), 110065. (doi) (pdf). 

Alizadeh N., Bade M., Minkler M., Celestine A.N., Agrawal V., Beckingham B. and Auad M., High fracture-toughness acrylic-polyurethane based graft interpenetrating polymer networks for transparent applications, Polymer International 70 (2021), 636-647 (doi) (pdf).

Celestine A.N, Agrawal V. and Runnels B., Experimental and numerical investigations into mechanical degradation of polymers, Composites Part B, 201 (2020), 108369 (doi) (pdf).

Davis A. and Agrawal V., One-dimensional moving window atomistic framework to model long-time shock propagation, Computer Methods in Applied Mechanics and Engineering, 371 (2020), 113290 (doi) (pdf).

Runnels B. and Agrawal V., Phase field disconnections: a continuum method for disconnection-mediated grain boundary motion,  Scripta Materialia, 186 (2020), 6-10 (doi) (pdf).

Ribot J.G., Agrawal V. and Runnels B., A new approach to phase field modeling of grain boundaries with strongly nonconvex energy, Modeling and Simulations in Materials Science and Engineering, 27 (2019), 084007 (doi) (pdf).

Agrawal V. and Bhattacharya K., Impact induced depolarization of ferroelectric ceramics, Journal of Mechanics and Physics of Solids, 115 (2018), 142-166. (doi) (pdf)

Agrawal V. and Bhattacharya K., Shock wave propagation in a model one-dimensional heterogeneous medium, International Journal of Solids and Structures, 51 (2014), 3604-3618. (doi) (pdf)

Agrawal V. and Newbold C., Computer modeling of the cochlea and the cochlear implant: a review, Cochlear Implants International, 13 (2012), 113-123. (doi) (pdf)

Graph neural networks assisted fracture mechanics, Future Technologies & Enabling Plasma Processes seminar, October 27 2023.

Concurrent multiscale methods for studying shock waves in materials, Institute of Materials Science, Los Alamos National Laboratories, June 28 2023.

Applications of graph neural networks for emulating and accelerating fracture mechanics problems, presented at Vanderbilt University, April 21 2023.

Graph neural network assisted fracture mechanics, presented at University of Washington, November 1 2022

Graph neural network methods for fracture problems, presented at Los Alamos National National Laboratories, August 3 2022.

(By Alexander Davis) Development of atomistic and concurrent atomistic-continuum frameworks to model shock wave propagation and phonon transmission, presented at Los Alamo National Laboratories, August 26 2022

Machine learning assisted damage prediction and material design, presented at University of Colorado at Colorado Springs, March 3 2022.

(By Alexander Davis) Modeling shock wave propagation using moving window atomistic and concurrent atomistic continuum frameworks, presented for Los Alamos National Laboratory – November 15, 2021.

(By Alexander Davis) Development of a one-dimensional moving window atomistic framework to model long-time shock wave propagation, presented for the Army Research Laboratory – September 2, 2020

Multiscale mechanics of materials: from atoms to planets, presented at Indian Institute of Sciences (India), January 8 2020.

Multiscale mechanics of materials: from atoms to planets, presented at University of Colorado at Colorado Springs, November 21 2019.

Multiscale mechanics of materials: implication towards crater formation and planetary evolution, presented at University of Bahia (Brazil), September 25 2019.

Continuum damage mechanics and brittle fragmentation, presented at University of Colorado at Colorado Springs, February 15 2018.

Hypervelocity impact and dynamic fragmentation of brittle materials, presented at Indian Institute of Technology Gandhinagar, January 8 2018.

Hypervelocity impact and dynamic fragmentation of brittle materials, presented at Indian Institute of Technology Delhi, January 5 2018.

Shock waves in composites and ferroelectric materials, presented at California Institute of Technology, September 25 2017.

Energy harvesting and dynamic fragmentation, presented at the Mechanics, materials and computing seminar in the Civil Engineering department at the Carnegie Melon University, February 10 2017.

Physics behind ferroelectric generators, Department of Mechanical Engineering Seminar, University of Colorado at Colorado Springs, November 10 2016. 

Materials under extreme environments: Damage mitigation and energy harvesting, Department of Applied Mechanics, Indian Institute of Technology Delhi, February 5 2016. 

Materials under extreme environments: Damage mitigation and energy harvesting, Department of Mechanical Engineering, Indian Institute of Technology Kanpur, February 4 2016. 

Shock wave propagation in heterogeneous materials and electro-thermomechanical coupling of ferroelectric materials, Department of Civil Engineering, Indian Institute of Science Bangalore, November 26 2015. 

High pressure high strain rate behavior of composites and ferroic materials, Mechanical Engineering Seminar, Indian Institute of Technology Kanpur, November 10, 2014. 

Shock wave propagation in composites and active materials, Mechanical Engineering, Indian Institute of Science, Bangalore, October 31 2014 

Shock wave propagation in composites and active materials, Tata Centre for Interdisciplinary Sciences, Tata Institute of Fundamental Research Hyderabad, October 27 2014. 

V.Agrawal, A.S.Davis, A. Hunter, and S.Fensin, "Moving window concurrent atomistic continuum approach to study shock loading of high entropy alloy", The Mineral, Metal, and Materials Society annual conference, March 3-7, 2024.

V. Agrawal, A.S. Davis, A. Hunter, and S. Fensin, "Concurrent approach to model shock waves in multicomponent alloys", The annual technical meeting of the Society of Engineering Sciences, Minneapolis, October 8-10 2023

R. Perea and V. Agrawal, "Accelerating fracture simulations using graph neural networks and transfer learning", US National Congress on Computational Mechanics, Albuquerque, July 23-27, 2023.

R. Perea and V. Agrawal, "Accelerating fracture simulations using graph neural networks and transfer learning", Mach Conference, Baltimore, April 4-7 2023.

A.S. Davis and V. Agrawal, "Multiscale shock wave modeling in materials", NDSEG annual conference - July 2022.

A.S. Davis, J.T. Lloyd, and V. Agrawal, “Moving window techniques to model shock wave propagation using the concurrent atomistic-continuum method,” USNCTAM Conference – June 2022. 

R. Perera, V. Agrawal, "Graph Neural Network Framework to Emulate Multiple Crack Propagation, Crack Coalescence, and Stress Evolution in Brittle Materials", USNCTAM Conference - June 2022

A.S. Davis, J.T. Lloyd, and V. Agrawal, “Moving window techniques to model shock wave propagation using the concurrent atomistic-continuum method,” MACH Conference – April 2022. 

A.S. Davis, J.T. Lloyd, and V. Agrawal, “Modeling shock wave propagation using a moving window concurrent atomistic-continuum framework,” 16th U.S. National Congress on Computation Mechanics – July 2021.

A.S. Davis and V. Agrawal, “Development of one-dimensional moving window atomistic and concurrent atomistic-continuum frameworks to model long-time shock wave propagation,” MACH Conference – April 2021.

A.S. Davis and V. Agrawal, Development of a moving window atomistic framework to model shock wave propagation in copper, 15th U.S. National Congress on Computational Mechanics; Austin, TX – July 2019.

Agrawal V., Eulerian formulation for brittle fragmentation using continuum damage mechanics, TMS annual meeting 2019, 

Agrawal V., Hyper-velocity impact and dynamic fragmentation of brittle materials, Lunar and Planetary Science Conference, Houston TX, March 2018.

Agrawal V., Shock induced phase transitions and current generation in ferroelectric ceramics, 54th Annual Technical Meeting of the Society of Engineering Sciences, Northwestern University, Boston (MA), July 2017.

Agrawal V., Hyper-velocity impact and dynamic fragmentation of brittle materials, 54th Annual Technical Meeting of the Society of Engineering Sciences, Northwestern University, Boston (MA), July 2017.

Agrawal V., Shock induced phase transitions and current generation in ferroelectric ceramics, 20th Biennial APS conference on Shock Compression of Condensed Matter, St. Louis (MO), July 2017.

Agrawal V., Hyper-velocity impact and dynamic fragmentation of brittle materials, 20th Biennial APS conference on Shock Compression of Condensed Matter, St. Louis (MO), July 2017.

Agrawal V., Ferroelectric generators and electro-thermomechanical coupling in shock environments, SES Annual Meeting 2016, University of Maryland, October 2016. 

Agrawal V., Shock induced phase transitions in ferroelectric materials, Recent Advances in Computational Methods for Nanoscale Phenomenon, University of Michigan at Ann-Arbor, August 2016. 

Agrawal V., Shock induced current generation and electro-thermo-mechanical coupling of ferroelectric materials, SES Annual Meeting 2015, Texas A&M University, October 2015.