Conferences
Conferences
(The presenting author is underlined)
2024
Optical nonreciprocal forces, ergodicity and entropy in metamaterial time crystals
Nikolay Zheludev, Venugopal Raskatla, Tongjun Liu, and Kevin F. MacDonald
18th International Congress on Artificial Materials for Novel Wave Phenomena (Metamaterials’2024), Platanias, Greece, 9–12 Sept, 2023
Optical Nonreciprocal Forces, Ergodicity and Entropy of Space-Time Crystals (Invited)
Venugopal Raskatla, Tongjun Liu, Jinxiang Li, Kevin F. MacDonald, and Nikolay Zheludev
SPIE Photonics Europe 2024, Strasbourg, France, 7 - 11 Apr, 2024
Continuous Space-Time Crystal State Driven by Nonreciprocal Optical Forces
Venugopal Raskatla, Tongjun Liu, Kevin F. MacDonald,Nikolay Zheludev
Nanometa 2024, Seefeld, Austria, 3 - 6 Jan, 2024
Nonreciprocal Phase Transitions and Time-Space Crystals (breakthrough)
Kevin F. MacDonald, Tongjun Liu, Venugopal Raskatla, Jinxiang Li, Nikolay Zheludev
Nanometa 2024, Seefeld, Austria, 3 - 6 Jan, 2024
2023
Global Synchronization via Non-reciprocal Coupling: A Route to Photonic Time Crystals
Venugopal Raskatla, Tongjun Liu, Jun-Yu Ou, Kevin F. MacDonald, and Nikolay Zheludev
17th International Congress on Artificial Materials for Novel Wave Phenomena (Metamaterials’2023), Platanias, Greece, 11–14 Sept, 2023
(Awarded 3rd Prize in Student Paper Competition).
Photonic Metamaterial Continuous Time Crystal
Tongjun Liu, Venugopal Raskatla, Jun-Yu Ou, Kevin F. MacDonald, and Nikolay Zheludev
Time Crystals Conference, Kraków, Poland, 6-8 September, 2023
Mechanisms of Spontaneous Synchronization in Photonic Metamaterial Continuous Time Crystals (Invited)
Tongjun Liu, Venugopal Raskatla, Jun-Yu Ou, Kevin F. MacDonald, and Nikolay Zheludev
SPIE Optics + Photonics, San Diego, California, USA, 20-24 Aug 2023
Optical Parametric Metamaterials – Frequency Mixing, Frequency Combs, and Control of Brownian Motion
Tongjun Liu, Jinxiang Li, Venugopal Raskatla, Jun-Yu Ou, Kevin F. MacDonald, and Nikolay Zheludev
CLEO/Europe-EQEC 2023, Munich, Germany, 26-30 June 2023
Metamaterial Continuous Time Crystal - A New State of Photonic Matter
Tongjun Liu, Venugopal Raskatla, Jun-Yu Ou, Kevin F. MacDonald, and Nikolay Zheludev
CLEO/Europe-EQEC 2023, Munich, Germany, 26-30 June 2023
Non-line-of-sight Optical Communication using 1D Speckle Information
Purnesh Singh Badavath, Venugopal Raskatla, Himangi J. Pandit, and Vijay Kumar
CLEO/Europe-EQEC 2023, Munich, Germany, 26-30 June 2023
Photonic Metamaterial Continuous Time Crystal (Invited)
Tongjun Liu, Venugopal Raskatla, Jun-Yu Ou, Kevin F. MacDonald, and Nikolay Zheludev
International Conference on Antennas and Electromagnetic Systems 2023, Torremolinos, Spain, 3-6 June 2023
2022
Deep Learning enabled Speckle-based OAM Shift-Keying through Intensity Degenerate Modes
Venugopal Raskatla, Purnesh Singh Badavath, and Vijay Kumar
Conference on Optics, Photonics & Quantum Optics 2022, XLV Symposium of Optical Society of India (OSI), IIT Roorkee, Roorkee, India
CNN-Powered Multicasting Optical Communication using Orbital Angular Momentum Beams
Purnesh Singh Badavath, Venugopal Raskatla, and Vijay Kumar
Conference on Optics, Photonics & Quantum Optics 2022, XLV Symposium of Optical Society of India (OSI), IIT Roorkee, Roorkee, India
Deep Learning assisted Recognition of Perfect Optical Vortices through Astigmatic Transformed Speckle Patterns
Venugopal Raskatla and Vijay Kumar
Frontiers in Optics + Laser Science 2022, Rochester, New York, United States (Online)
2021
Deep Learning Assisted Classification of Noisy Laguerre Gaussian Modes
Venugopal Raskatla and Vijay Kumar
Frontiers in Optics + Laser Science 2021, Washington, DC, United States (Online)
Deep learning assisted OAM modes demultiplexing
Venugopal Raskatla and Vijay Kumar
Fifteenth International Conference on Correlation Optics 2021, Chernivtsi, Ukraine (Online)
Workshops
2022
Speckle-based Recognition of Orbital Angular Momentum Modes
Venugopal Raskatla, B. P. Singh, Satyajeet Patil, Vijay Kumar, and R. P. Singh
Workshop on Structured Light and its Applications 2022, Friedrich Schiller University Jena, Germany (Online)
Schools
2023
Docatral school on "Electromagnetic Metamaterials for Energy Applications"
Metamaterials' 2023, Platanias, Greece, 15–16 Sept, 2023
2021
Siegman International School on Lasers
The All-Stars Virtual Siegman School hosted by the OSA Foundation, 19-23 July 2021
IIA Summer Programme
Indian Institute of Astrophysics Bangalore, India, 12-16 July 2021
IIST Astronomy and Astrophysics school
Indian Institute of Space Science and Technology, Thiruvananthapuram, India, 18-28 Dec, 2020