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R

Ravi Kumar

SRM University-AP

21H-index
98Paper Count
964Citation Count
Published Papers 28
Publication Date
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Multi-armed self-rotating beams for coded aperture imaging
errOptics Communications
IF2.5
err2026-10-01
err0
PREAI
errSivarajan, Aswathi K.; Vardhan, Harsh; Gopinath, Shivasubramanian; Choudhary, Sakshi; Anand, Vijayakumar; Reddy, Salla Gangi; Kumar, Ravi
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Generation and intensity-based characterization of multi-helix conical beams and their application for optical encoding
errOptics and Lasers in Engineering
IF3.7
err2026-08-07
err0
PREAI
errAswathi K Sivarajan; Harsh Vardhan; Sakshi Choudhary; Salla Gangi Reddy; Ravi Kumar
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Tunable twin-ring perfect optical vortex beams and their propagation characteristics
errOptics and Lasers in Engineering
IF3.7
err2026-02-03
err0
PREAI
errAswathi K Sivarajan; Harsh Vardhan; Sakshi Choudhary; Salla Gangi Reddy; Ravi Kumar
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Evolution of fractional vortices through intensity autocorrelation of scattered speckle patterns
errOptics and Lasers in Engineering
IF3.7
err2026-01-22
err0
PREAI
errMD. Haider Ansari; Velagala Ganesh; Sakshi Choudhary; Ravi Kumar; Shashi Prabhakar; Salla Gangi Reddy
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Hybrid attack for the optical cryptosystem based on interference and additional fixed phase masks
errApplied Optics
IF1.7
err2026-01-10
err0
PREAI
errXiong, Y.; Liu, J.; Xu, H.; Kumar, R.
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Coded aperture imaging with helico-conical beams
errAPPLIED PHYSICS B-LASERS AND OPTICS
IF2
err2025-11-10
err0
PREAI
errVardhan, Harsh; Gopinath, Shivasubramanian; Tiwari, Vipin; Sivarajan, Aswathi K.; Choudhary, Sakshi; Reddy, Salla Gangi; Anand, Vijayakumar; Kumar, Ravi
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Free space evolution of perfect optical vortices through interferometric analysis
errOptics and Lasers in Engineering
IF3.7
err2025-06-28
err0
PREAI
errAswathi K Sivarajan; Harsh Vardhan; Sakshi Choudhary; Salla Gangi Reddy; Ravi Kumar
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errSave
Asymmetric optical cryptosystem using C-point polarization singularity speckles and polar decomposition in 2D-NS-LCT domain
errPHYSICA SCRIPTA
IF2.6
err2025-04-02
err0
PREAI
errSivarajan, Aswathi K.; Vardhan, Harsh; Choudhary, Sakshi; Reddy, Salla Gangi; Kumar, Ravi
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errSave
Tailoring LRSPR Penetration Depth Employing 2-D Material at Visible and IR Range
errIEEE SENSORS JOURNAL
IF4.5
err2024-11-01
err0
PREAI
errChithravel, Akila; Murugan, Dhatchayani; Diwan, Aarti; Shekhawat, Abhishek S.; Sharma, Sonika; Srivastava, Tulika; Kumar, Ravi; Saxena, Shailendra K.; Shrivastav, Anand M.
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A symmetric optical cryptosystem based on QZ decomposition and Hermite Gaussian beam speckles
errOPTICAL AND QUANTUM ELECTRONICS
IF4
err2024-04-08
err4
PREAI
errVardhan, Harsh; Sakshi; Reddy, Salla Gangi; Muniraj, Inbarasan; Kumar, Ravi
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Multi-wavelength imaging with extended depth of field using coded apertures and radial quartic phase functions
errOPTICS AND LASERS IN ENGINEERING
IF3.7
err2023-10-01
err6
errOAAI
errDubey, Nitin; Kumar, Ravi; Rosen, Joseph
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3D incoherent imaging using an ensemble of sparse self-rotating beams
errOPTICS EXPRESS
IF3.3
err2023-07-21
err9
errOAAI
errBleahu, Andrei-Ioan; Gopinath, Shivasubramanian; Kahro, Tauno; Angamuthu, Praveen Periyasamy; Rajeswary, Aravind Simon John Francis; Prabhakar, Shashi; Kumar, Ravi; Salla, Gangi Reddy; Singh, Ravindra P.; Kukli, Kaupo; Tamm, Aile; Rosen, Joseph; Anand, Vijayakumar
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Collision in a phase-only asymmetric cryptosystem based on interference and phase-truncated Fourier transforms
errOPTICAL AND QUANTUM ELECTRONICS
IF4
err2023-06-05
err3
PREAI
errXiong, Y.; Gu, J.; Kumar, R.
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errSave
Enhanced design of multiplexed coded masks for Fresnel incoherent correlation holography
errSCIENTIFIC REPORTS
IF3.9
err2023-05-06
err14
errOAAI
errGopinath, Shivasubramanian; Bleahu, Andrei; Kahro, Tauno; Rajeswary, Aravind Simon John Francis; Kumar, Ravi; Kukli, Kaupo; Tamm, Aile; Rosen, Joseph; Anand, Vijayakumar
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3D single shot lensless incoherent optical imaging using coded phase aperture system with point response of scattered airy beams
errSCIENTIFIC REPORTS
IF3.9
err2023-02-21
err17
errOAAI
errKumar, Ravi; Anand, Vijayakumar; Rosen, Joseph
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Optical incoherent imaging using annular synthetic aperture with the superposition of phase-shifted optical transfer functions
errOPTICS LETTERS
IF3.3
err2022-08-03
err7
PREAI
errDesai, Jawahar Prabhakar; Kumar, Ravi; Rosen, Joseph
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errSave
Security analysis on asymmetric optical cryptosystem based on interference and equal modulus decomposition
errOPTICAL AND QUANTUM ELECTRONICS
IF4
err2022-07-12
err4
PREAI
errXiong, Y.; Kumar, R.
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errSave
Single-shot TIE using polarization multiplexing (STIEP) for quantitative phase imaging
errOPTICS AND LASERS IN ENGINEERING
IF3.7
err2022-04-01
err15
PREAI
errHai, Nathaniel; Kumar, Ravi; Rosen, Joseph
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errSave
Three-Dimensional Incoherent Imaging Using Spiral Rotating Point Spread Functions Created by Double-Helix Beams [Invited]
errNANOSCALE RESEARCH LETTERS
IF4.1
err2022-03-24
err24
errOAAI
errAnand, Vijayakumar; Khonina, Svetlana; Kumar, Ravi; Dubey, Nitin; Reddy, Andra Naresh Kumar; Rosen, Joseph; Juodkazis, Saulius
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errSave
COACH-based Shack-Hartmann wavefront sensor with an array of phase coded masks
errOPTICS EXPRESS
IF3.3
err2021-09-20
err6
errOAAI
errDubey, Nitin; Kumar, Ravi; Rosen, Joseph
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errSave

Research Directions

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Co-authors
Cooperation Journals
S
Saulius Juodkazis
H-index: 82 · Papers: 1.0K
S
Svetlana N. Khonina
H-index: 65 · Papers: 714
K
Kaupo Kukli
H-index: 51 · Papers: 319
J
Joseph Rosen
H-index: 48 · Papers: 379
C
Chenggen Quan
H-index: 40 · Papers: 301
View more