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Prof. Vijay Kumar

PhD (University of Hyderabad)

Assistant Professor Gr-I

Department of Physics

Room No: 305   +91-870-2462580
vijay@nitw.ac.in
9493330158 Edit Profile Bio Sketch

Research Areas

 Deep learning, Optical Angular Momentum, Intelligent Optics  

 Nano-Optics, Singular Optics, Correlation Optics 

 Quantum Optics 

 Spin-Orbit interactions, Structured light-matter interaction 

  • Courses Handled
  • Research IDs
  • Selected Publications
  • Project/Consultancy
  • Current PhD Students
  • Awards and Accolades
  • Additional Responsibilities
  • Artificial Intelligence and Machine Learning(PH6224)
  • Mechanics, Waves and Oscillations Laboratory(PH2103)
  • Fourier Optics and OEPT laboratory(PH6304)
  • Optics Laboratory(PHI202)
  • Classical Mechanics(PH25001)
  • Advanced Physics Laboratory(PHI351)
  • Fourier Optics and Holography(PH5353)
  • Artificial Intelligence(PHI252)
  • MATLAB for Photonics(PH5363)
  • Engineering Physics(PH133)
  • ORC ID: https://orcid.org/0000-0001-5787-3038
  • Google Scholar ID: https://scholar.google.co.in/citations?user=7_0KAwYAAAAJ&hl=en


  • Single-pixel orbital angular momentum detection in temporal domain, By Purnesh Singh Badavath and Vijay Kumar, IOP Publishing, Journal of Optics (IoP), vol.27, pp.01LT01, 2025
  • 1D speckle-learned structured light recognition , By Purnesh Singh Badavath, Venugopal Raskatla, and Vijay Kumar , Optica Publishing Group , Optics Letters, vol.49, pp.1045-1048, 2024
  • Machine-learning-assisted orbital angular momentum recognition using nanostructures, By Chayanika Sharma, Purnesh Singh Badavath, P. Supraja, R. Rakesh Kumar, and Vijay Kumar*, Optica Publishing Group, Journal of the Optical Society of America A, vol.41, pp.1420, 2024
  • Speckle-based structured light shift-keying for non-line-of-sight optical communication, By Purnesh Singh Badavath, Venugopal Raskatla, T. Pradeep Chakravarthy, and Vijay Kumar , Optica publishing group, Applied Optics, vol.62, pp.G53-G59, 2023
  • Speckle-learned convolutional neural network for the recognition of intensity degenerate orbital angular momentum modes, By Venugopal Raskatla, Purnesh Singh Badavath, Vijay Kumar, SPIE, Optical Engineering, vol.62, pp.036104, 2023
  • Speckle-based deep learning approach for classification of orbital angular momentum modes , By Venugopal Raskatla, B. P. Singh, Satyajeet Patil, Vijay Kumar, and R. P. Singh , Optica Publishing Group, Journal of the Optical Society of America A, vol.39, pp.759-765, 2022
  • Convolutional networks for speckle-based orbital angular momentum modes classification, By Venugopal Raskatla, Purnesh Singh Badavath, Vijay Kumar, SPIE, Optical Engineering, vol.61, pp.036114, 2022

Machine learning assisted structured light demultiplexing using nanostructures

  • Role Principal Investigator
  • Type Research
  • Sponsor SERB
  • Duration 24 Months
  • Project Cost (INR) 1784686
  • Status Completed

Singular Optics Meets Nano-Optics: Plasmonic Vector-vortex field

  • Role Principal Investigator
  • Type Research
  • Sponsor SERB
  • Duration 24 Months
  • Project Cost (INR) 1786415
  • Status Completed


Chayanika Sharma

  • Area of Research: Machine Learning Applications in Optics

Mr. Purnesh Singh Badavath

  • Area of Research: Machine Learning for Structured Light Communication
  • Faculty Advisor (Continuing from July, 2023)