Grants per year
Personal profile
Education/Academic qualification
Aeronautics, Minor in Materials Science, PhD, California Institute of Technology
… → 1989
Aeronautics, MS, California Institute of Technology
… → 1984
Aeronautics, BTech, Indian Institute of Technology
… → 1983
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ultrasonics
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Ultrasonics
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sensors
Physics & Astronomy
Fiber Bragg gratings
Engineering & Materials Science
fibers
Physics & Astronomy
Sensors
Engineering & Materials Science
Lasers
Engineering & Materials Science
Interferometry
Engineering & Materials Science
Network
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Grants 2003 2021
Multiscale Fabrication via Multiphoton Direct Laser Writing
8/1/18 → 7/31/21
Project: Research project
Photons
Fabrication
Lasers
Structural health monitoring
Photolithography
Mesoscale Integrated Photonic Systems for Structural Health Monitoring
9/1/16 → 8/31/19
Project: Research project
Structural health monitoring
Photonics
Sensors
Fiber optic sensors
Optical fibers
Photonics
Engines
Fabrication
Structural health monitoring
Lithography
Photonic Integration Through 3D Printed Photonic Circuit Boards
8/15/15 → 8/14/16
Project: Research project
circuit boards
photonics
fibers
Bragg gratings
interferometers
Fundamental Performance Limits of Adaptive Two Wave Mixing Spectral and Phase Demodulator Systems for Fiber Optic Dynamic Strain Sensors
2/12/15 → 4/30/17
Project: Research project
Demodulators
Fiber optics
Health
Structural integrity
Demodulation
Research Output 1989 2019
3D Printing of Micro-Optic Spiral Phase Plates for the Generation of Optical Vortex Beams
Wei, H., Amrithanath, A. K. & Krishnaswamy, S., Apr 15 2019, In : IEEE Photonics Technology Letters. 31, 8, p. 599-602 4 p., 8660645.Research output: Contribution to journal › Article
Microoptics
printing
Printing
Vortex flow
optics
Direct laser writing of smart polymer photonic devices for ultrasound detection
Wei, H., Amrithanath, A. K. & Krishnaswamy, S., Jan 1 2019, Smart Photonic and Optoelectronic Integrated Circuits XXI. He, S., Lee, E-H. & He, S. (eds.). SPIE, 109220F. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10922).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
Photonic devices
Ultrasound
Photonics
Polymers
Ultrasonics
Functionalized fiber-optic long-period grating with reduced cladding size for humidity sensing
Wei, H., Tan, C. L., Amrithanath, A. K. & Krishnaswamy, S., Mar 1 2019, In : Optical Engineering. 58, 3, 037105.Research output: Contribution to journal › Article
Fiber optics
humidity
fiber optics
Atmospheric humidity
gratings
Multi-wavelength erbium-doped fiber ring lasers based on an optical fiber tip interferometer
Wei, H., Amrithanath, A. K. & Krishnaswamy, S., Jan 1 2019, Optical Components and Materials XVI. Digonnet, M. J. F. & Jiang, S. (eds.). SPIE, 1091420. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10914).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
Erbium
Erbium-doped Fiber
Ring lasers
ring lasers
Fiber lasers
1
Citation
(Scopus)
Quantitative characterization of the interfacial roughness and thickness of inhomogeneous coatings based on ultrasonic reflection coefficient phase spectrum
Ma, Z., Luo, Z., Lin, L., Krishnaswamy, S. & Lei, M., Mar 1 2019, In : NDT and E International. 102, p. 16-25 10 p.Research output: Contribution to journal › Article
Ultrasonic reflection
roughness
ultrasonics
Surface roughness
reflectance