Faculty Directory
Sridhar Krishnaswamy

Professor of Mechanical Engineering

Director of Center for Smart Structures and Materials

Contact

2145 Sheridan Road
Catalysis 323
Evanston, IL 60208-3109

847-491-4006Email Sridhar Krishnaswamy

Website

Center for Smart Structures & Materials


Centers

Center for Smart Structures & Materials


Departments

Mechanical Engineering

Affiliations

Theoretical and Applied Mechanics Graduate Program

Education

Ph.D. Aeronautics w/ minor in Materials Science, California Institute of Technology, Pasadena, CA

M.S. Aeronautics, California Institute of Technology, Pasadena, CA

B.Tech. Aeronautics, Indian Institute of Technology, Madras, India


Research Interests

Multifunctional materials and systems; multiscale/multiphase 3D direct laser writing; photonic and ultrasonic sensors; smart structures.


Significant Recognition

  • VS Jain Memorial Award (ISNT 2011)
  • Fellow of ASME, 2006
  • Best paper Award for "Acoustic Nonlinearity Measurements for Fatigue Damage Monitoring," SPIE 2005
  • Applied Optics 1996 paper selected in SPIE"s Milestone Series: "Holographic Interferometry"
  • Optical Engineering 1993 paper selected in SPIE"s Milestone Series: "Speckle Interferometry"
  • Ernest Sechler Memorial Award (1989) for most significant contribution to teaching and research from the California Institute of Technology, Pasadena, California

Significant Professional Service

  • Associate Editor, Journal of Applied Mechanics, ASME (2005 - 2011)

Selected Publications

  • Hadibrata, Wisnu; Wei, Heming; Krishnaswamy, Sridhar; Aydin, Koray, Inverse Design and 3D Printing of a Metalens on an Optical Fiber Tip for Direct Laser Lithography, Nano letters 21(6):2422-2428 (2021).
  • Ma, Xiaoming; Wei, Heming; Fan, Shuzhen; Amrithanath, Abhishek Kottaram; Fang, Jiaxiong; Krishnaswamy, Sridhar, Multi-wavelength microresonator based on notched-elliptical polymer microdisks with unidirectional emission, Optics Express 28(16):23928-23935 (2020).
  • Wei, Heming; Krishnaswamy, Sridhar, Adaptive fiber-ring lasers based on an optical fiber Fabry–Perot cavity for high-frequency dynamic strain sensing, Applied optics 59(2):530-535 (2020).
  • Chen, Mao qing; Wei, He ming; Zhao, Yong; Lei, Xiao hua; Krishnaswamy, Sridhar, Temperature insensitive air-cavity Fabry-Perot gas pressure sensor based on core-offset fusion of hollow-core fibers, Sensors and Actuators, A: Physical 298 (2019).
  • Lin, Zhaowen; Novelino, Larissa S.; Wei, Heming; Alderete, Nicolas A.; Paulino, Glaucio H.; Espinosa, Horacio D.; Krishnaswamy, Sridhar, Folding at the Microscale, Small 16(35) (2020).
  • Wei, Heming; Krishnaswamy, Sridhar, Direct laser writing of a phase-shifted Bragg grating waveguide for ultrasound detection, Optics Letters 44(15):3817-3820 (2019).
  • Wei, Heming; Amrithanath, Abhishek K.; Krishnaswamy, Sridhar, 3D Printing of Micro-Optic Spiral Phase Plates for the Generation of Optical Vortex Beams, IEEE Photonics Technology Letters 31(8):599-602 (2019).
  • Li, Kesi; Ma, Zhiyuan; Fu, Pan; Krishnaswamy, Sridhar, Quantitative evaluation of surface crack depth with a scanning laser source based on particle swarm optimization-neural network, NDT and E International 98:208-214 (2018).
  • Wei, Heming; Callewaert, Francois; Hadibrata, Wisnu; Velev, Vesselin; Liu, Zizhuo; Kumar, Prem; Aydin, Koray; Krishnaswamy, Sridhar, Two-Photon Direct Laser Writing of Inverse-Designed Free-Form Near-Infrared Polarization Beamsplitter, Advanced Optical Materials 7(21) (2019).
  • Wei, Heming; Amrithanath, Abhishek K.; Krishnaswamy, Sridhar, Three-Dimensional Printed Polymer Waveguides for Whispering Gallery Mode Sensors, IEEE Photonics Technology Letters 30(5):451-454 (2018).
  • Naik, Gautam; Krishnaswamy, Sridhar, Photoreduction and Thermal Properties of Graphene-Based Flexible Films, Graphene 6(2):27-40 (2017).
  • Wei, Heming; Krishnaswamy, Sridhar, Polymer micro-ring resonator integrated with a fiber ring laser for ultrasound detection, Optics Letters 42(13):2655-2658 (2017).
  • Wu, Biao; Huang, Yong; Chen, Xiang; Krishnaswamy, Sridhar; Li, Hui, Guided-wave signal processing by the sparse Bayesian learning approach employing Gabor pulse model, Structural Health Monitoring 16(3):347-362 (2017).
  • Wei, Heming; Krishnaswamy, Sridhar, Comparative assessment of erbium fiber ring lasers and reflective SOA linear lasers for fiber Bragg grating dynamic strain sensing, Applied optics 56(13):3867-3874 (2017).
  • Wei, Heming; Krishnaswamy, Sridhar, Direct Laser Writing Polymer Micro-Resonators for Refractive Index Sensors, IEEE Photonics Technology Letters 28(24):2819-2822 (2016).
  • Naik, Gautam; Krishnaswamy, Sridhar, Room-Temperature Humidity Sensing Using Graphene Oxide Thin Films, Graphene 5(1):1-13 (2016).
  • Tao, Chuanyi; Wei, Heming; Zhu, Yinian; Krishnaswamy, Sridhar, Grapefruit photonic crystal fiber sensor for gas sensing application, Optical Engineering 55(5) (2016).
  • Wei, Heming; Zhu, Yinian; Krishnaswamy, Sridhar, Optofluidic Photonic Crystal Fiber Coupler for Measuring the Refractive Index of Liquids, IEEE Photonics Technology Letters 28(1):103-106 (2016).
  • Wei, Heming; Chuanyi, Tao; Yinian, Zhu; Krishnaswamy, Sridhar, Fiber Bragg grating dynamic strain sensor using an adaptive reflective semiconductor optical amplifier source, Applied Optics 55(10):2752-2759 (2016).