Dr. Tibor Fördös Profile

Dr. Tibor Fördös

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Publications (11)

Proceedings Article | 13 December 2022 Paper

Spin-lasers with periodic gratings: toward ultrafast polarization modulation

Oliver Hejtman, Tibor Fördös, Mariusz Drong, Kamil Postava

Proceedings Volume 12502, 125020G (2022) https://doi.org/10.1117/12.2664204

KEYWORDS: Ultrafast phenomena, Birefringence, Anisotropy, Quantum wells, Modulation, Gallium arsenide, Dielectric polarization, Vertical cavity surface emitting lasers, Mirrors, Dielectrics

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Proceedings Article | 3 October 2022 Presentation + Paper

Linear gain anisotropy and mode profile asymmetry in spin-VCSELs: extended spin-flip models

Mariusz Drong, Tibor Fördös, Henri Jaffrès, Kamil Postava, Henri-Jean Drouhin

Proceedings Volume 12205, 122050A (2022) https://doi.org/10.1117/12.2636203

KEYWORDS: Anisotropy, Polarization, Birefringence, Vertical cavity surface emitting lasers, Quantum wells, Electromagnetism, Spin polarization

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Proceedings Article | 9 March 2022 Presentation

Emitted power enhancement of VCSELs by shape deformation of oxide aperture

Adam Brejnak, Marcin Gebski, Magdalena Marciniak, Mariusz Drong, Kamil Postava, Tibor Fördös, Michal Wasiak, Jan Muszalski, James Lott, Ingo Fischer, Tomasz Czyszanowski

Proceedings Volume PC12020, PC1202006 (2022) https://doi.org/10.1117/12.2610642

KEYWORDS: Vertical cavity surface emitting lasers, Oxides, Quantum efficiency, Structural engineering, Quantum electrodynamics, Optical resonators

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Proceedings Article | 5 March 2022 Presentation + Paper

Polarization dynamics of grating-based spin-lasers

Mariusz Drong, Jan Peřina, Maciej Dems, Tomasz Czyszanowski, Tibor Fördös, Henri Jaffrès, Kamil Postava, Henri-Jean Drouhin

Proceedings Volume 12009, 1200907 (2022) https://doi.org/10.1117/12.2610079

KEYWORDS: Birefringence, Anisotropy, Polarization, Quantum wells, Mirrors, Dichroic materials, Physics, Ultrafast phenomena, Terahertz radiation, Semiconductors

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Proceedings Article | 1 August 2021 Presentation

Polarization dynamics of highly-anisotropic spin lasers

Mariusz Drong, Henri Jaffrès, Jan Peřina, Tibor Fördös, Kamil Postava, Henri-Jean Drouhin

Proceedings Volume 11805, 118050V (2021) https://doi.org/10.1117/12.2596043

KEYWORDS: Polarization, Terahertz radiation, Laser stabilization, Finite-difference time-domain method, Algorithm development, Ultrafast phenomena, Transmitters, Semiconductor lasers, Scattering, Photonics

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Proceedings Article | 20 August 2020 Presentation

Eigenmodes of spin-VCSELs with local optical anisotropies: Above-threshold lasing

Mariusz Drong, Tibor Fördös, Henri Jaffrès, Premysl Ciompa, Kamil Postava, Jan Perina, Jaromír Pištora, Henri-Jean Drouhin

Proceedings Volume 11470, 114702G (2020) https://doi.org/10.1117/12.2570929

KEYWORDS: Anisotropy, Photon polarization, Polarization, Semiconductor lasers, Vertical cavity surface emitting lasers, Optical properties, Wave propagation, Combustion, Modeling

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Proceedings Article | 10 September 2019 Presentation

Modeling of spin-VCSELs with periodic structures (Conference Presentation)

Kamil Postava, Premysl Ciompa, Tibor Fördös, Mariusz Drong, Henri Jaffrès, Henri-Jean Drouhin, Jaromír Pištora

Proceedings Volume 11090, 1109038 (2019) https://doi.org/10.1117/12.2532067

KEYWORDS: Laser development, Anisotropy, Modulation, Finite element methods, Finite-difference time-domain method, Vertical cavity surface emitting lasers, Optical properties, Switching, Beam shaping, Quantum dots

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Proceedings Article | 1 February 2019 Open Access

Dynamical and anisotropic properties of spin-VCSELs

M. Drong, T. Fördös, H. Jaffrès, K. Postava, J. Peřina, H.-J Drouhin, J. Pištora

Proceedings Volume 10926, 1092614 (2019) https://doi.org/10.1117/12.2515288

KEYWORDS: Quantum wells, Anisotropy, Polarization, Dichroic materials, Birefringence, Laser resonators, Semiconductors, Scattering, Electromagnetism, Photons

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Proceedings Article | 19 September 2017 Presentation

Eigenmodes of semiconductor spin-lasers with local linear birefringence and gain dichroism (Conference Presentation)

Henri Jaffrès, Tibor Fordos, Kamil Postava, Jaromir Pištora, Arnaud Garnache, Henri-Jean Drouhin

Proceedings Volume 10357, 103572I (2017) https://doi.org/10.1117/12.2278023

KEYWORDS: Quantum wells, Birefringence, Semiconductors, Dichroic materials, Vertical cavity surface emitting lasers, Photons, Interfaces, Quantum optics, Semiconductor lasers, Ellipsometry

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Proceedings Article | 1 May 2015 Paper

Modeling of anisotropic grating structures with active dipole layers

K. Postava, T. Fördös, H. Jaffrès, L. Halagačka, H. Drouhin, J. Pištora

Proceedings Volume 9516, 95160O (2015) https://doi.org/10.1117/12.2179443

KEYWORDS: Matrices, Scattering, Polarization, Light emitting diodes, Light scattering, Wave propagation, Physics, Electromagnetic scattering, Electromagnetism, Light

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Proceedings Article | 11 October 2011 Paper

Magneto-optical effects in nanostructures with reduced symmetry

T. Fördös, K. Postava, J. Pištora

Proceedings Volume 8306, 83061F (2011) https://doi.org/10.1117/12.912412

KEYWORDS: Crystals, Molybdenum, Nanostructures, Magnetism, Ellipsometry, Nondestructive evaluation, Anisotropy, Received signal strength, Physics, Nanotechnology

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Showing 5 of 11 publications

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