From September 18 to 21, 2023, the 16th International Conference "Correlation Optics 2023" was held at the Scientific and Educational Institute of Physical, Technical and Computer Sciences of Yuriy Fedkovych Chernivtsi National University. The conference was primarily conducted in an online format. During the event, discussions were held on new approaches and achievements related to the advancements in singular and correlative optics, particularly optical methods used for measuring random optical fields, diagnosing objects in various applications, the latest results in the field of polarization and biomedical optics, nanooptics, as well as scientific results related to methods and computational algorithms for data processing. Additionally, promising materials for optoelectronics were discussed.
The opening of the conference began with welcome speeches from the chair of the organizing committee, Professor Claudia Zenkova, Director of the Scientific and Educational Institute of Physical, Technical and Computer Sciences, Professor Oleg Anhelskyi, and the Rector of Yuriy Fedkovych Chernivtsi National University Professor Roman Petryshyn. Honorary guests, including Professor Steen Hansen (Technical University of Denmark), Professor Michael Berry (University of Bristol, United Kingdom), and Professor Anton Desyatnikov (Nazarbayev University, Kazakhstan), also delivered welcome addresses .
The conference featured invited speakers who presented the following talks:
1. J.-Yo. Son (Korea) “ Zernike coefficients of digital holographic optical elements ”;
2. K.Y. Bliokh (Japan) “ Topological forms in optical, acoustic, and water waves ”;
3. S. Odoulov (Ukraine) “ Two-beam coupling in low symmetry crystals. How can it be optimized”;
4. M. Dennis (UK) “ Isotropic random electromagnetic waves revisited: optical currents and 3D zeros”;
5. A.Ya. Bekshaev (Ukraine) “ Bi-chromatic paraxial beam as a representative of spatio-temporal light fields: modelling abilities and restrictions ”;
6. L. Marrucci (Italy) “ Photonic quantum-walk simulations with structured light”;
7. A. Shevchenko (Finland) “ Aberration-insensitive coherent and incoherent optical imaging systems”;
8. E. Brasselet (France) “ Structured waveplates for multi-dimensional beam shaping”;
9. T. Omatsu (Japan) “ Laser nano/microfabrication using structured light ”;
10. M. Vasnetsov, V. Ponevchinsky, V. Pas’ko, V. Voycehovich (Ukraine) “ Damping of a speckle structure in low-coherence optical field ”;
11. G. Gbur (UK) “ Theory and Experiment of an Optical Hilbert’s ”;
12. V. Kumar (India) “ Machine learning meets Singular Optics”;
13. A. Desyatnikov (Kazakhstan) “ Vortex rings reconnections in Gaussian laser beams ”;
14. P. Naglič (Slovenia) “ Digital holographic microscopy in reflection mode (rDHM) for precise topography determination of liquid crystal textures on micropatterned substrates ”;
15. I. Mokhun (Ukraine) “ Symmetry of polychromatic beams and transverse energy flows ”;
16. V. Podolskiy (USA) “ Optical Hypergratings for Focusing Vortex Beams below the Diffraction Limit ”
17. L. Buettner (Germany) “ Closed-Loop and Neural Network Aberration Correction Schemes for Correlation-Based Laser Velocimetry ”;
18. Michael Berry (UK) “ Four geometrical-optics illusions ”;
19. A. Popiołek-Masajada (Poland) “ Vortex quadrupole trajectory seeded in Gaussian beam ”;
20. W. Wang (UK) “Towards diagnosticable random polarization: How Stokes correlations provide information content of stochastic optical fields”;
21. S. Hanson (Denmark) “Coherence-based investigation of stellar objects: A theoretical approach”;
22. R. Zatserkovnyi (Ukraine) “Adapting illustrations for people with low vision via edge detection methods”;
23. V. Borovytsky (Ukraine) “Economical Optical Matrix to Vector Multiplier”;
24. L. Muravsky (Ukraine) “Surface relief retrieval by three-frame fringe projection interferometry with unknown phase shifts”;
25. A. Kasianchuk (Ukraine) “Promising areas of integration of artificial intelligence technologies in unmanned aerial vehicles”;
26. Natalia M. Litchinitser (USA) “Structured Light and Darkness in Nanophotonics”;
27. M.A. Alonso (USA) “The theory of 3D polarization and its application in SMOLM”;
28. Xinzheng Zhang (PRC) “Visible topological lasing through a combination of topological photonics and liquid crystal photonics”;
29. O. Filipenko (Ukraine) “ Modelling, Decision Support and Software for Automated Positioning of Photonic Crystal Fiber”;
30. V. Ryukhtin) (Czech Republic) “SANS technique for studying of nanoparticles in engineering solid materials”;
31. O. Maslyanchuk (Ukraine) “Halide Perovskite: A Promising Candidate for Next-Generation X-Ray Detectors”;
32. A. Demchenko (Ukraine) “ Fluorescent excitonic nanoparticles for optical studies ”;
33. O. Yermakov (Ukraine) “All-dielectric metasurfaces for polarization control and fiber in-coupling of guided light”.
34. I. Meglinski (Finland) “Propagation of Light Carrying Orbital Angular Momentum in Tissue-like Scattering Medium”;
35. N. Verrier (France) “ Tomographic diffractive microscopy: recent progress and current challenges ”;
36. A. Dieterlen (France) “Automated microscope image analysis for cytogenetics”;
37. L. Muravsky (Ukraine) “Analysis of arbitrary phase shift errors between speckle fringe patterns using Pearson correlation coefficient.”;
38. Bogdan Amuzescu (Romania) “Near-infrared laser effects on sensory neuron excitability and gating of voltage-dependent sodium channels”;
O. Ushenko (Ukraine) “Differential Mueller matrix mapping of optical anisotropic biological layers”.
Members of the student chapters of the international societies SPIE, OPTICA (formerly OSA), and IEEE also actively participated in the conference. The students were eager to ask questions, especially during the poster session. Throughout the conference, more than 60 poster presentations were featured in the poster sessions.
During the 16th International Conference "Correlation Optics 2023" the Institute was visited by the renowned Ukrainian biophysicist, Doctor of Biological Sciences, Professor Oleksandr Petrovych Demchenko. At the session of the student chapters of SPIE (International Society for Optics and Photonics) and OPTICA (Optical Society of America), Oleksandr Petrovych delivered an engaging lecture for students on "Fluorescent Excitonic Nanostructures for Optical Studies" and presented his new monograph "Introduction to Fluorescence Sensing”. At the end of the lecture, the best oral and poster presentations by students were recognized, with awards presented by the Vice-Rector for Research, Professor Andriy Petrovych Samyla, and the Chair of the Organizing Committee of the Correlation Optics 2023 Conference, Claudia Zenkova.
The following students and postgraduates were awarded Diplomas of I-III degrees and certificates for active participation: Andriy Bohdan and Serhiy Bohdan (I degree diploma) for "Device for Automatic Tuning of the Interference Fringe to Zero", Artem Kasianchuk (II degree diploma) for "Prospective Directions for Integrating Artificial Intelligence Technologies into Unmanned Aerial Vehicles", Vladyslav Tymchuk (II degree diploma) for "Polarization-Holographic Phasometry of the Layered Vector Structure of Laser Field Objects in Polycrystalline Layers of Soft Matter", Maksym Karabchiivskyi (III degree diploma) for "Formation of Polychromatic Edge Dislocations Using Computer-Generated Hologram Technology", Alina Korop (III degree diploma) for "Dynamic Processes During Light-Induced Synthesis of Silver Nanoparticles", Oleksandr Moisiuk and Vladyslav Tkach (III degree diploma) for "Development and Research of SPICE Model for Low-Noise Pre-Amplifier for Impulse Nuclear Quadrupole Resonance Spectroscopy", as well as Denys Semeniuk and Valeriya Sheremetiyeva (certificates for active participation).
At the closing of the conference, speeches were delivered by honorary guests such as Serhiy Odoulov, Alain Dieterlen, Oleksandr Demchenko, Miguel Alonso, Vijay Kumar, Ihor Meglinski, Xinzheng Zhang, the conference sponsor Oleg Dmyanyshyn (Director of the "Center for Ocular Microsurgery 'Vash Zir'"), and the conference chair Oleg Angelsky. The Chair of the Organizing Committee, Claudia Zenkova, expressed her gratitude to all participants and organizers of the conference and wished that the 17th Correlative Optics Conference (in 2025) would take place "in person" in the peaceful city of Chernivtsi.
At the conclusion of the conference, positive feedback was received from the participants:
I. Leonid Muravskyi, Corresponding Member of the National Academy of Sciences of Ukraine, Doctor of Technical Sciences, Professor, Leading Researcher at the G.V. Karpenko Physico-Mechanical Institute (PMI) of the National Academy of Sciences (NAS) of Ukraine:
“Dear Claudia Yuriyivna,
I am very grateful for your letter. I would like to express my thanks to you and my colleague, Professor Oleg Angelsky, for the excellently organized conference. This is the first time I have seen such a high level of conference organization in Ukraine. I wish you all the best and continued scientific success.
Sincerely,
Leonid Muravskyi.”
II. Professor Alain Dieterlen, IRIMAS Institute, France:
“After this Ukrainian week, even if it was virtual, I would like to express my respect for the organisation of the conference...”
III. Professor Steen Hansen, Professor Emeritus of Optical Science, DTU Denmark, Denmark:
“Thanks for a good conference and excellent management of the presenters and their slides… All the best to you and your excellent team. Hope to see you but then separated by two glasses and not two screens.”
IV. Professor Xinzheng Zhang, Director of the Ultrafast Photonics Lab, School of Physics and TEDA Institute of Applied Physics, Nankai University, P.R. China:
“ Congratulations on the successful holding of the conference!”
V. Oleksandr Petrovych Demchenko, Doctor of Biological Sciences, Professor, Head of the Nanobiotechnology Laboratory at the O.V. Palladin Institute of Biochemistry, NAS of Ukraine:
“ Thank you for the excellent organization of the conference and your hospitality.
With sincere respect,
Oleksandr Demchenko.”
VI. Professor Vijay Kumar, Assistant Professor at the National Institute of Technology Warangal (NITW), Warangal, India:
“I would like to thank you for giving me the opportunity to present our research work at the conference. I had a great time attending the online conference and waiting for the next offline meeting”
