Dr. Lyubomir Stoyanov Profile

Dr. Lyubomir Stoyanov

PhD Student at Sofia Univ. "St. Kliment Ohridski"

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Publications (6)

SPIE Journal Paper | 14 June 2021 Open Access

Infrared upconversion imaging in nonlinear metasurfaces

Maria del Rocio Camacho-Morales, Lei Xu, Nikolay Dimitrov, Lyubomir Stoyanov, Zhonghua Ma, Alexander Dreischuh, Hark Hoe Tan, Costantino De Angelis, Chennupati Jagadish, Andrey Miroshnichenko, Davide Rocco, Valerio Gili, Andrei Komar, Mykhaylo Lysevych, Fouad Karouta, Giuseppe Leo, Mohsen Rahmani, Dragomir Neshev

AP, Vol. 3, Issue 03, 036002, (June 2021) https://doi.org/10.1117/12.10.1117/1.AP.3.3.036002

KEYWORDS: Infrared imaging, Upconversion, Gallium arsenide, Nanoantennas, Infrared radiation, Image processing, Visible radiation, Signal processing, Second-harmonic generation, Nonlinear optics

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Proceedings Article | 31 December 2019 Paper

Infrared imaging in nonlinear GaAs metasurfaces

Maria Camacho Morales, Davide Rocco, Lei Xu, Mohsen Rahmani, Valerio Flavio Gili, Andrei Komar, Nikolay Dimitrov, Lyubomir Stoyanov, Mykhaylo Lysevych, Fouad Karouta, Alexander Dreischuh, H. Hoe Tan, Giuseppe Leo, Costantino De Angelis, Chennupati Jagadish, Andrey Miroshnichenko, Dragomir Neshev

Proceedings Volume 11201, 112011S (2019) https://doi.org/10.1117/12.2541224

KEYWORDS: Infrared imaging, Gallium arsenide, Visible radiation, Image processing, Dielectrics, Nonlinear optics, Physics, Sum-frequency generation

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Proceedings Article | 30 December 2019 Paper

Multi-spot focal pattern formation and beam reshaping by mixing square-shaped and hexagonal vortex lattices

L. Stoyanov, G. Maleshkov, M. Zhekova, I. Stefanov, G. Paulus, A. Dreischuh

Proceedings Volume 11332, 113320J (2019) https://doi.org/10.1117/12.2554013

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Proceedings Article | 29 January 2019 Paper

Vortex interactions revisited: Formation of stable elementary cells for creation of rigid vortex lattices

L. Stoyanov, N. Gorunski, M. Zhekova, I. Stefanov, A. Dreischuh

Proceedings Volume 11047, 110471D (2019) https://doi.org/10.1117/12.2516531

KEYWORDS: Spatial light modulators, Technetium, Optical vortices, Solids, Beam splitters, Spiral phase plates, CCD cameras, Nonlinear optics, Singular optics, Liquid crystals

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Proceedings Article | 5 January 2017 Paper

Dispersion control in a folded 4-f system for shaping femtosecond laser pulses

N. Dimitrov, P. Lazarova, L. Stoyanov, I. Stefanov, A. Dreischuh

Proceedings Volume 10226, 102261D (2017) https://doi.org/10.1117/12.2264705

KEYWORDS: Femtosecond phenomena, Control systems, Mirrors, Matrices, Optical components, Diffraction gratings, Quantum electronics, Physics, Optical testing, Mode locking

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Proceedings Article | 15 March 2013 Paper

Controllable bright beam self-focusing initiated by singular dark beams

G. Maleshkov, L. Stojanov, I. Stefanov, A. Dreischuh

Proceedings Volume 8770, 87701H (2013) https://doi.org/10.1117/12.2012434

KEYWORDS: Optical vortices, Beam propagation method, Wave propagation, Diffraction, Spiral phase plates, Nonlinear optics, Spatial solitons, Solids, Quantum electronics, Physics

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Showing 5 of 6 publications

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