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Multistable metamaterial on elastic foundation enables tunable morphology for elastic wave control

Published in Journal of Applied Physics, 2020

Citation: V. Ramakrishnan and M. J. Frazier, "Multistable metamaterial on elastic foundation enables tunable morphology for elastic wave control", J. Appl. Phys. , 127 , 225104 (2020)
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Transition waves in multi-stable metamaterials with space-time modulated potentials

Published in Applied Physics Letters, 2020

Citation: V. Ramakrishnan and M. J. Frazier, "Transition waves in multi-stable metamaterials with space-time modulated potentials", Appl. Phys. Lett. , 117 , 151901 (2020).
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Architected material with independently tunable mass, damping, and stiffness via multi-stability and kinematic amplification

Published in Journal of the Acoustical Society of America, 2023

Citation: V. Ramakrishnan and M. J. Frazier, "Architected material with independently tunable mass, damping, and stiffness via multi-stability and kinematic amplification", J. Acoust. Soc. Am. , 153 , 1283-1292 (2023).
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A Quantitative Study of Energy Localization Characteristics in Defect-embedded Monoatomic Phononic Crystals

Published in Journal of Sound and Vibration, 2025

Citation: V. Ramakrishnan and K. H. Matlack, "A Quantitative Study of Energy Localization Characteristics in Defect-embedded Monoatomic Phononic Crystals", J. Sound Vib. , 614 , 119164 (2025)
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One-way coupling of surface vibration and Kármán vortex street instability

Published in Conference Proceeedings: AIAA AVIATION Forum, 2025

Citation: D. Wiberg, S. Park, V. Ramakrishnan , K. H. Matlack, P. J. Ansell, "One-way coupling of surface vibration and Kármán vortex street instability", AIAA AVIATION Forum 2025, p. 4236018 , Las Vegas, NV, July 21-25, 2025
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Dynamic passive control of turbulent drag via subsurface resonant phononic metamaterial

Published in Conference Proceeedings: AIAA SciTech Forum, 2026

Citation: C. T. Lin, V. Ramakrishnan , A. J. Goza, K. H. Matlack, H. J. Bae, "Dynamic passive control of turbulent drag via subsurface resonant phononic metamaterial", AIAA SciTech Forum 2026, p. 4354559 , Orlando, FL, January 12-16, 2026
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Pattern Formation in Non-equilibrium Architected Materials

Published in Advanced Material Technologies, 2026

Citation: V. Ramakrishnan and M. J. Frazier, "Pattern Formation in Non-Equilibrium Architected Materials", Adv. Mater. Tech. , e01325 (2026)
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A Framework to Systematically Study the Fluid-Structure Interaction of Phononic Materials with Aerodynamic Flows

Published in Journal of Fluids and Structures, 2026

Citation: V. Ramakrishnan , A. M. Burgos, S. Park, K. H. Matlack, A. Goza, "A Framework to Systematically Study the Fluid-Structure Interaction of Phononic Materials with Aerodynamic Flows", J. Fluids Struct. , 145 , 104569 (2026).
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Analysis of truncation resonances in 2D periodic discrete lattices

Published in , 2026

This paper is under review.

Citation: Y. Shi, V. Ramakrishnan , K. H. Matlack, "Analysis of Truncation Resonances of 2D Discrete Lattices", Under Review , 2026

Multistable Architectures on Elastic Foundation for Tunable, Reversible Wave Propagation Permalink

Published: June 18, 2019

V. Ramakrishnan and M.J.Frazier, “Multistable Architectures on Elastic Foundation for Tunable, Reversible Wave Propagation”, at EMI 2019.

Multistable Architectures on Elastic Foundation for Tunable, Reversible Wave Propagation Permalink

Published: November 11, 2019

V. Ramakrishnan and M.J.Frazier, “Multistable Architectures on Elastic Foundation for Tunable, Reversible Wave Propagation”, at ASME IMECE 2019.

Transition Waves in Multi-stable Metamaterials with Space-time Modulated Potentials Permalink

Published: November 16, 2020

V. Ramakrishnan and M.J.Frazier, “Transition Waves in Multi-stable Metamaterials with Space-time Modulated Potentials”, at ASME IMECE 2020.

Transition Wave Control in Multi-Stable Metamaterials with Space-Temporal Elasticity

Published: May 25, 2021

V. Ramakrishnan and M.J.Frazier, “Transition Wave Control in Multi-Stable Metamaterials with Space-Temporal Elasticity”, at EMI 2021.

Vibration Induced Spatial Ordering of Periodic Patterns in Multistable Metamaterials Permalink

Published: November 01, 2021

V. Ramakrishnan and M.J.Frazier, “Vibration Induced Spatial Ordering of Periodic Patterns in Multistable Metamaterials”, at ASME IMECE 2021.

Multistable metamaterials to tune linear and non-linear wave propagation

Published: May 18, 2022

V. Ramakrishnan , “Multistable metamaterials to tune linear and non-linear wave propagation”, at UCSD Mechanical & Aerospace Engineering.

Metamaterial with Independently Tunable Mass, Damping and Stiffness

Published: May 31, 2022

V. Ramakrishnan and M.J.Frazier, “Metamaterial with Independently Tunable Mass, Damping and Stiffness”, at EMI 2022.

Multistable Metamaterials to tune Linear and Non-linear wave propagation

Published: September 22, 2022

V. Ramakrishnan , “Multistable Metamaterials to tune Linear and Non-linear wave propagation”, at IITGN Mechanical Engineering.

Metamaterials With Independently Tunable Acoustic Properties Permalink

Published: October 31, 2022

V. Ramakrishnan and M.J.Frazier, “Metamaterials With Independently Tunable Acoustic Properties”, at ASME IMECE 2022.

Periodic Pattern Formation in Active Architected Materials

Published: October 08, 2023

V. Ramakrishnan and M. J. Frazier, “Periodic Pattern Formation in Active Architected Materials”, SES 2023.

Periodic Pattern Formation in Active Architected Materials Permalink

Published: March 03, 2024

V. Ramakrishnan and M. J. Frazier, “Periodic Pattern Formation in Active Architected Materials”, APS March Meeting 2024.

Study of defect mode characteristics in acoustic metamaterials Permalink

Published: May 13, 2024

V. Ramakrishnan and K. H. Matlack, “Study of defect mode characteristics in acoustic metamaterials”, ASA Spring Meeting 2024.

Multistable Metamaterials for FMI in lifting bodies

Published: October 09, 2024

V. Ramakrishnan , “Multistable Metamaterials for FMI in lifting bodies”, at UIUC Mechanical Engineering.

Control for Turbulent Drag Reduction by Wall-normal Blowing and Suction Permalink

Published: November 24, 2024

C. T. Lin*, V. Ramakrishnan , A. J. Goza, K. H. Matlack, H. J. Bae, “Control for Turbulent Drag Reduction by Wall-normal Blowing and Suction”, APS DFD 2024: 77th Annual Meeting of the Division of Fluid Dynamics.

A framework for integrating phononic materials in aerodynamic flows Permalink

Published: November 24, 2024

A. M. Burgos*, S. Park, N. O Brien, V. Ramakrishnan , K. H. Matlack, A. J. Goza, “A framework for integrating phononic materials in aerodynamic flows”, APS DFD 2024: 77th Annual Meeting of the Division of Fluid Dynamics.

Phononic Materials – An avenue for Passive Flow Control

Published: January 03, 2025

V. Ramakrishnan , “Phononic Materials – An avenue for Passive Flow Control”, at IITB Mechanical Engineering.

Phononic Materials – An avenue for Passive Flow Control

Published: January 06, 2025

V. Ramakrishnan , “Phononic Materials – An avenue for Passive Flow Control”, at IITGN Sabarmati Young Researcher Seminar.

Phononic Materials – An avenue for Passive Flow Control Permalink

Published: January 10, 2025

V. Ramakrishnan , “Phononic Materials – An avenue for Passive Flow Control”, at IISc Aerospace Engineering.

Controlling Vortex characteristics in lifting bodies using Diatomic Phononic Crystals

Published: June 13, 2025

V. Ramakrishnan , A. M. Burgos, S. Park, A. J. Goza, K. H. Matlack, “Controlling Vortex characteristics in lifting bodies using Diatomic Phononic Crystals”, PHONONICS 2025, p. 0268 , Seoul, South Korea, June 9-13, 2025.

Phononic Materials – Applications in Passive Flow control to building blocks of new Smart Materials and Structures

Published: October 01, 2025

V. Ramakrishnan , “Phononic Materials – Applications in Passive Flow control to building blocks of new Smart Materials and Structures”, at IITB Aerospace Engineering (Virtual).

Defect-Embedded Phononic Crystals for Passive Turbulent Flow Control Permalink

Published: October 13, 2025

V. Ramakrishnan , C. T. Lin, A. J. Goza, K. H. Matlack, H. J. Bae, “Defect-Embedded Phononic Crystals for Passive Turbulent Flow Control”, SES 2025.

Control for Turbulent Drag Reduction by Wall-normal Blowing and Suction Permalink

Published: November 25, 2025

V. Ramakrishnan , “Computational study of fluid-metamaterial interaction between phononic materials and a turbulent channel flow”, APS DFD 2025: 78th Annual Meeting of the Division of Fluid Dynamics.

Phononic Materials – Applications in Passive Flow control to building blocks of new Smart Materials and Structures

Published: December 18, 2025

V. Ramakrishnan , “Phononic Materials – Applications in Passive Flow control to building blocks of new Smart Materials and Structures”, at IITD Applied Mechanics (Virtual).

Phononic Materials – Phase transition control in Multistable architectures to Applications in Passive Flow Control

Published: January 19, 2026

V. Ramakrishnan , “Phononic Materials – Phase transition control in Multistable architectures to Applications in Passive Flow Control”, at IITGN Mechanical Engineering.

Phononic Materials – Applications in Passive Flow Control to building blocks for new Smart Materials and Structures

Published: February 03, 2026

V. Ramakrishnan , “Phononic Materials – Applications in Passive Flow Control to building blocks for new Smart Materials and Structures”, at IITB Mechanical Engineering.

A MIMO-inspired phononic material design for laminar-to-turbulent transition delay in subsonic flows

Published: April 13, 2026

V. Ramakrishnan , “A MIMO-inspired phononic material design for laminar-to-turbulent transition delay in subsonic flows”, at WSU.

LaTeX Workshop, IITGN

Team LaTeX Workshop, IITGN, 2016

Delivered a lecture on how to create articles, reports and research papers in LaTeX, to the student community at IITGN. This lecture was a part of a workshop conducted by Team LaTeX, a group of undergraduate enthusiasts collaborating to self-learn and explore the LaTeX software.

Undergraduate Teaching Assistant

Teaching Assistant, Mechanical Engineering, IITGN, 2018

Served as a undergraduate teaching assistant in the Mechanical Engineering department at IITGN.

Graduate Teaching Assistant

Teaching Assistant, Mechanical Engineering, UC San Diego, 2020

Served as a teaching assistant for various courses, under various professors in the Mechanical and Aerospace Engineering department at UC San Diego.

Guest Lecturer

Guest Lecturer, Department of Mechanical Science & Engineering, UIUC, 2025

Delivered guest lectures in courses taught by my postdoctoral advisor in the Mechanical Science and Engineering department at UIUC.