Pattern Formation in Non-equilibrium Architected Materials
V. Ramakrishnan and M. J. Frazier, "Pattern Formation in Non-Equilibrium Architected Materials", Adv. Mater. Tech. , 2026 (accepted)
CV
Education
- Ph.D in Mechanical Engineering , University of California San Diego, Sept 2018 - Sept 2023
- M.S. Mechanical Engineering , University of California San Diego, Sept 2018 - Mar 2020
- B.Tech in Mechanical Engineering , IIT Gandhinagar, July 2014 - July 2018
Work experience
- Postdoctoral Researcher
- University of Illinois Urbana-Champign
- Sept 2023 - Present
- PI: Prof. Kathryn H. Matlack
- Graduate Student Researcher
- University of California San Diego
- Sept 2018 - Sept 2023
- PI: Prof. Michael J. Frazier
- Summer Research Intern
- University of Washington
- May 2017 - Jul 2017
- PI: Prof. Nicholas S. Boechler
Honors & Awards
- Scholarship and Teaching for Engineering Postdocs Fellowship, UIUC (2024-2025)
- Participant in the Inaugural Future Faculty Symposium, Society of Engineering Science Conference (October 2023)
- Selected Participant, Acoustical Society of America School, Canada (May 2024)
- Onsite participant from UC San Diego for the Global Young Scientists Summit 2023 organized by the National Research Foundation, Singapore (2023)
- Jacobs Graduate School of Engineering Fellowship, UC San Diego (2018-2019)
- Institute Gold Medal for highest CGPA in Mechanical Engineering, B. Tech Class of 2018, IITGN
- Enlisted in Dean’s List for Academic Excellence from Fall 2014 to Spring 2017, IITGN (2014-2017)
Mentorship
- Co-advising a graduate student with my Postdoctoral advisor, UIUC (2024 - present)
- Mentoring an undergraduate student , UIUC (2025 - present)
- Graduate Mentor, Jacobs Undergraduate Mentorship Program, UC San Diego (2021-2022)
- Undergraduate Mentor, Peer Assisted Learning Program, IITGN (2015-2016)
Service and leadership
- Co-Organizer, 6.2: Controlling Mechanical Waves with Metamaterials Symposium , Society of Engineering Science, Atlanta, GA, October 12 - 15, 2025
- Senator, IITGN Student Senate (2016-2017)
- Class Representative, B.Tech Class of 2018, Mechanical Engineering, IITGN (2015-2016)
- IITGN Tennis Team Captain (2016-2017) and Secretary (2017-2018)
Publications
Dynamic passive control of turbulent drag via subsurface resonant phononic metamaterial
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
A Framework to Systematically Study the Fluid-Structure Interaction of Phononic Materials with Aerodynamic Flows
V. Ramakrishnan , A. M. Burgos, S. Park, A. J. Goza, K. H. Matlack, "A Framework to Systematically Study the Fluid-Structure Interaction of Phononic Materials with Aerodynamic Flows", Under Review , 2025
One-way coupling of surface vibration and Kármán vortex street instability
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
A Quantitative Study of Energy Localization Characteristics in Defect-embedded Monoatomic Phononic Crystals
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)
Architected material with independently tunable mass, damping, and stiffness via multi-stability and kinematic amplification
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).
Transition waves in multi-stable metamaterials with space-time modulated potentials
V. Ramakrishnan and M. J. Frazier, "Transition waves in multi-stable metamaterials with space-time modulated potentials", Appl. Phys. Lett. 117, 151901 (2020).
Multistable metamaterial on elastic foundation enables tunable morphology for elastic wave control
V. Ramakrishnan and M. J. Frazier, "Multistable metamaterial on elastic foundation enables tunable morphology for elastic wave control", J. Appl. Phys. 127, 225104 (2020)
Talks
Phononic Materials – Applications in Passive Flow Control to building blocks for new Smart Materials and Structures
Research Seminar at IIT Bombay, Powai, Maharashtra, India
Phononic Materials – Phase transition control in Multistable architectures to Applications in Passive Flow Control
Research Seminar at IIT Gandhinagar, Gandhinagar, Gujarat, India
Phononic Materials – Applications in Passive Flow control to building blocks of new Smart Materials and Structures
Research Seminar at Virtual, New Delhi, India
Control for Turbulent Drag Reduction by Wall-normal Blowing and Suction Permalink
American Physical Society: Division of Fluid Dynamics, Fall Meeting at George R. Brown Convention Center, Houston, Texas, US
Defect-Embedded Phononic Crystals for Passive Turbulent Flow Control Permalink
Society of Engineering Sciences Conference at Hilton, Atlanta, Georgia, US
Phononic Materials – Applications in Passive Flow control to building blocks of new Smart Materials and Structures
Research Seminar at Virtual, Powai, Maharashtra, India
Controlling Vortex characteristics in lifting bodies using Diatomic Phononic Crystals
PHONONICS 2025: 7th International Conference on Phononic Crystals/Metamaterials/Metasurfaces, Phonon Transport, and Topological Phononics at Seoul Olympic Parktel, Seoul, South Korea
Phononic Materials – An avenue for Passive Flow Control Permalink
Research Seminar at IISc, Bengaluru, Karnataka, India
Phononic Materials – An avenue for Passive Flow Control
Research Seminar at IIT Gandhinagar, Gandhinagar, Gujarat, India
Phononic Materials – An avenue for Passive Flow Control
Research Seminar at IIT Bombay, Powai, Maharashtra, India
A framework for integrating phononic materials in aerodynamic flows Permalink
American Physical Society: Division of Fluid Dynamics, Fall Meeting at Salt Palace Convention Center, Salt Lake City, Utah, US
Control for Turbulent Drag Reduction by Wall-normal Blowing and Suction Permalink
American Physical Society: Division of Fluid Dynamics, Fall Meeting at Salt Palace Convention Center, Salt Lake City, Utah, US
Study of defect mode characteristics in acoustic metamaterials Permalink
Acoustical Society of America, Spring Meeting at Ottawa Convention Center, Ottawa, Ontario, Canada
Periodic Pattern Formation in Active Architected Materials Permalink
American Physical Society, March Meeting at Minneapolis Convention Center, Minneapolis, Minnesota, US
Periodic Pattern Formation in Active Architected Materials
Society of Engineering Sciences Conference at Hyatt, Minneapolis, Minnesota, US
Metamaterials With Independently Tunable Acoustic Properties Permalink
International Mechanical Engineering Congress and Exposition, ASME at Columbus Convention Center, Columbus, Ohio, US
Multistable Metamaterials to tune Linear and Non-linear wave propagation
Research Seminar at Virtual, Gandhinagar, Gujarat, India
Metamaterial with Independently Tunable Mass, Damping and Stiffness
Engineering Mechanics Institute Conference, ASCE at Johns Hopkins University, Baltimore, Maryland, US
Multistable metamaterials to tune linear and non-linear wave propagation
Graduate Student Seminar at UC San Diego, La Jolla, California, US
Vibration Induced Spatial Ordering of Periodic Patterns in Multistable Metamaterials Permalink
International Mechanical Engineering Congress and Exposition, ASME at Virtual Conference, US
Transition Wave Control in Multi-Stable Metamaterials with Space-Temporal Elasticity
Engineering Mechanics Institute Conference, ASCE at Virtual Conference, US
Transition Waves in Multi-stable Metamaterials with Space-time Modulated Potentials Permalink
International Mechanical Engineering Congress and Exposition, ASME at Virtual Conference, US
Multistable Architectures on Elastic Foundation for Tunable, Reversible Wave Propagation Permalink
International Mechanical Engineering Congress and Exposition, ASME at Salt Palace Convention Center, Salt Lake City, Utah, US
Multistable Architectures on Elastic Foundation for Tunable, Reversible Wave Propagation Permalink
Engineering Mechanics Institute Conference, ASCE at Caltech, Pasadena, California, US