Ankit Srivastava

  • Associate Professor of Mechanical & Aerospace Engineering

Education

Ph.D. Structural Engineering, University of California, San Diego (2009)
M.S. Structural Engineering, University of California, San Diego (2006)
B.Tech. Civil Engineering, Indian Institute of Technology, Guwahati (2004)

Research Interests

Dr. Srivastava's research spans fundamental aspects of wave propagation in heterogeneous media, inverse material design for wave control, micromechanics and homogenization theory, and data-driven mechanics based upon deep learning algorithms. The application areas of the research include cloaking, shock wave mitigation, transducer design, vibration control, energy-flow control, NDE and SHM, and virtual sensors.

Professional Affiliations & Memberships

Awards

  • MMAE Excellence in Research Award, Mechanical, Materials and Aerospace Engineering Department, Illinois Institute of Technology, 2017
  • NSF CAREER Award: Transformation Elastodynamics and its Application to Wave Control in Solids. Sponsor: National Science Foundation, award CMMI 1554033, $500,000 (02/01/2016--01/31/2021). Ankit Srivastava (PI).

Publications

  • Amir Ashkan Mokhtari, Yan Lu and Ankit Srivastava, "On the Properties of Phononic Eigenvalue Problems", Journal of the Mechanics and Physics of Solids, https://doi.org/10.1016/j.jmps.2019.07.005 (arxiv)
  • Amir Ashkan Mokhtari, Yan Lu and Ankit Srivastava, "On the Emergence of Negative Effective Density and Modulus in 2-phase Phononic Crystals", Journal of the Mechanics and Physics of Solids, https://doi.org/10.1016/j.jmps.2019.02.016. (arxiv)
  • Finol D, Lu Y, Mahadevan V, Srivastava A. "Deep convolutional neural networks for eigenvalue problems in mechanics." Int J Numer Methods Eng. (2019) 1–18. https://doi.org/10.1002/nme.6012. (arxiv)
  • Yan Lu and Ankit Srivastava, "Level Repulsion and Band Sorting in Phononic Crystals", Journal of the Mechanics and Physics of Solids, 111(2018): 100-112, DOI: 10.1016/j.jmps.2017.10.021
  • Ankit Srivastava and John R. Willis, "Evanescent Wave Boundary Layers in Metamaterials and Sidestepping them through a Variational Approach", Proceedings of the Royal Society A, DOI: 10.1098/rspa.2016.0765
  • Yan Lu and Ankit Srivastava, "Combining Plane Wave Expansion and Variational Techniques for Fast Phononic Computations", Journal of Engineering Mechanics, DOI: 10.1061/(ASCE)EM.1943-7889.0001362
  • Yan Lu, Yang Yang, James K. Guest, and Ankit Srivastava, "3-D Phononic Crystals with Ultra-wide Band Gaps", Scientific Reports, DOI:10.1038/srep43407
  • Ankit Srivastava, "Metamaterial Properties of Periodic Laminates", Journal of the Mechanics and Physics of Solids, 96 (2016): 252-263
  • Ankit Srivastava, "Causality and Passivity in Elastodynamics", Proceedings of the Royal Society A, DOI: 10.1098/rspa.2015.0256
  • Ankit Srivastava, "Elastic Metamaterials and Dynamic Homogenization: A Review", invited paper in IJSNM special issue on metamaterials, http://dx.doi.org/10.1080/19475411.2015.1017779

Expertise

  • Wave propagation
  • Micromechanics and homogenization
  • Deep learning and data-driven mechanics
  • Optimization and inverse problems