Publications

Journals

2024

1. Tongjun Liu, Venugopal Raskatla, Jinxiang Li, Kevin F. MacDonald, and Nikolay Zheludev, "Breaking of time translation symmetry and ergodicity, and entropy decrease in a continuous time crystal driven by nonreciprocal optical forces," arXiv (2024). [link]

2. Trishita Das, Manas Ranjan Pandit, Venugopal Raskatla, Purnesh Singh Badavath, Vijay Kumar , "Astigmatic Speckle-learned OAM Shift Keying and OAM Multiplexing," J. Opt. (2024). [link]

3. Purnesh Singh Badavath, Venugopal Raskatla, and Vijay Kumar, "1D speckle-learned structured light recognition," Opt. Lett. 49, 1045-1048 (2024). [link]

2023

4. Venugopal Raskatla, Tongjun Liu, Jinxiang Li, Kevin F. MacDonald, and Nikolay Zheludev, "Continuous space-time crystal state driven by nonreciprocal optical forces," arXiv (2023). [link]

5. Purnesh Singh Badavath, Venugopal Raskatla, T. Pradeep Chakravarthy, and Vijay Kumar, "Speckle-based Structured Light Shift-keying for Non-line-of-sight Optical Communication," Appl. Opt. 62, G53-G59 (2023). [link]

6. Venugopal Raskatla, Purnesh Singh Badavath, and Vijay Kumar, "Speckle-learned convolutional neural network for the recognition of intensity degenerate orbital angular momentum modes," Opt. Eng. 62(3), 036104 (2023). [link] 

2022

7. Venugopal Raskatla, B. P. Singh, Satyajeet Patil, Vijay Kumar, and R. P. Singh, "Speckle-based deep learning approach for classification of orbital angular momentum modes," J. Opt. Soc. Am. A 39, 759-765 (2022). [link] 

8. Venugopal Raskatla, Purnesh Singh Badavath, and Vijay Kumar, "Convolutional networks for speckle-based orbital angular momentum modes classification," Opt. Eng. 61(3), 036114 (2022). [link]

Conference Proceedings

2023

1. Venugopal Raskatla, Purnesh Singh Badavath and Vijay Kumar, "Machine learning meets Singular Optics: Speckle-based Structured light demultiplexing," in Proc. SPIE 12938, Sixteenth International Conference on Correlation Optics, 129381H, (2024). [link]

2. Purnesh Singh Badavath, Venugopal Raskatla, Himangi J. Pandit, and Vijay Kumar, "Non-Line-of-Sight Optical Communication using 1D Speckle Information," in Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany, 2023, pp. 1-1. [link] 

2022

3. Venugopal Raskatla, Purnesh Singh Badavath, and Vijay Kumar, "Deep Learning enabled Speckle-based OAM Shift-Keying through Intensity Degenerate Modes," in Conference on Optics, Photonics & Quantum Optics 2022 (COPaQ22), XLV Symposium of Optical Society of India (OSI). [link] 

4. Purnesh Singh Badavath, Venugopal Raskatla, and Vijay Kumar, "CNN-Powered Multicasting Optical Communication using Orbital Angular Momentum Beams," in Conference on Optics, Photonics & Quantum Optics 2022 (COPaQ22), XLV Symposium of Optical Society of India (OSI). [link] 

5. Venugopal Raskatla and Vijay Kumar, "Deep Learning assisted Recognition of Perfect Optical Vortices through Astigmatic Transformed Speckle Patterns," in Frontiers in Optics + Laser Science 2022, Technical Digest Series (Optica Publishing Group, 2022), paper JTu5A.23. [link] 

2021

6. Venugopal Raskatla and Vijay Kumar, "Deep Learning Assisted Classification of Noisy Laguerre Gaussian Modes," in Frontiers in Optics + Laser Science 2021, Technical Digest Series (Optica Publishing Group, 2021), paper JTu1A.16. [link]

7. Venugopal Raskatla and Vijay Kumar, "Deep learning assisted OAM modes demultiplexing," in Proc. SPIE 12126, Fifteenth International Conference on Correlation Optics, 121260A (2021). [link]

Other

2022

1. Purnesh Singh Badavath, Venugopal Raskatla, and Vijay Kumar, "Non-Line-of-Sight Optical Communication with Structured Light," Optics in 2023, Optics and Photonics News, (December 2023).

2. Venugopal Raskatla, B. P. Singh, Satyajeet Patil, Vijay Kumar, and R. P. Singh, "Speckle-Based Recognition of OAM Modes," Optics in 2022, Optics and Photonics News, (December 2022). [link]