Dr. Muriel Botey Cumella Profile

Dr. Muriel Botey Cumella

Professor at Univ Politècnica de Catalunya

SPIE Involvement:

Author

Publications (25)

Proceedings Article | 6 June 2023 Paper

Light control by scattering cancellation in ordered and disordered non-Hermitian media, direct and inverse design

Muriel Botey, Ramon Herrero, Kestutis Staliunas

Proceedings Volume 12568, 1256807 (2023) https://doi.org/10.1117/12.2671426

KEYWORDS: Design and modelling, Scattering, Spectral response, Light scattering, Semiconductor lasers, Backscatter, Sensors, Machine learning, Knowledge acquisition, Frequency response

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Proceedings Article | 6 June 2023 Paper

Non-Hermitian spatiotemporal potentials for turbulence control in parabolic and fractional dispersion

Salim Ivars, Muriel Botey, Ramon Herrero, Kestutis Staliunas

Proceedings Volume 12568, 125680E (2023) https://doi.org/10.1117/12.2665731

KEYWORDS: Turbulence, Modulation, Control systems, Systems modeling, Complex systems, Phase shifts, Nonlinear optics, Refractive index, Physics, Modulation frequency

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Proceedings Article | 6 June 2023 Paper

Stabilization of microlasers by non-Hermitian potentials

Ramon Herrero, Muriel Botey, Salim Ivars, Mohammad Nayeem Akhter, Kestutis Staliunas

Proceedings Volume 12568, 125680D (2023) https://doi.org/10.1117/12.2666058

KEYWORDS: Laser stabilization, Modulation, Vertical cavity surface emitting lasers, Refractive index, Semiconductor lasers, Amplitude modulation, Waveguides, Waveguide lasers, Systems modeling, Laser damage threshold

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Proceedings Article | 30 May 2023 Presentation + Paper

Non-Hermitian light control in periodically modulated multimode fibers

Mohammad Nayeem Akhter, Salim B. Ivars, Muriel Botey, Ramon Herrero, Kestutis Staliunas

Proceedings Volume 12573, 1257307 (2023) https://doi.org/10.1117/12.2665720

KEYWORDS: Modulation, Refractive index, Multimode fibers, GRIN lenses, Beam propagation method, Gaussian beams, Analytic models, Wave propagation, Systems modeling, Numerical integration

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Proceedings Article | 30 May 2022 Poster

Acoustic matamaterials for non-Hermitian sound propagation management

Helena Arias Casals, Tetsu Magariyachi, Ramon Herrero, Muriel Botey, Kęstutis Staliūnas

Proceedings Volume PC12130, PC121301Q (2022) https://doi.org/10.1117/12.2624300

KEYWORDS: Acoustics, Radio propagation, Scattering, Resonators, Physics, Electromagnetism, Solar concentrators, Metamaterials, Electromagnetic scattering, Control systems

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Proceedings Article | 30 May 2022 Poster

Non-Hermitian management of light in multimode fibers

Mohammad Nayeem Akhter, Salim Benadouda Ivars, Ramon Herrero Simon, Muriel Botey Cumella, Kestutis Staliunas

Proceedings Volume PC12140, PC121400A (2022) https://doi.org/10.1117/12.2621583

KEYWORDS: Multimode fibers, Modulation, Turbulence, Supercontinuum generation, Solitons, Refractive index, Beam propagation method, Applied research

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Proceedings Article | 26 May 2022 Presentation + Paper

Turbulence control by time-symmetry breaking

Salim B. Ivars, Muriel Botey, Ramon Herrero, Kestutis Staliunas

Proceedings Volume 12143, 1214304 (2022) https://doi.org/10.1117/12.2620932

KEYWORDS: Modulation, Turbulence, Phase shifts, Refractive index, Phase shift keying, Complex systems, Systems modeling, Translucency, Nonlinear optics, Mathematical modeling

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Proceedings Article | 24 May 2022 Presentation + Paper

Inverse-design of non-Hermitian potentials for light management

Muriel Botey, Waqas Ahmed, Ramon Herrero, Ying Wu, Kęstutis Staliūnas

Proceedings Volume 12130, 121300B (2022) https://doi.org/10.1117/12.2622135

KEYWORDS: Reflectivity, Light wave propagation, Genetic algorithms, Structural design, Scattering, Refractive index, Optimization (mathematics), Genetics, Wave propagation, Transmittance

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Proceedings Article | 20 May 2022 Presentation + Paper

Non-Hermitian coupled semiconductor laser array

Ramon Herrero, Judith Medina Pardell, Muriel Botey, Kestutis Staliunas

Proceedings Volume 12141, 1214102 (2022) https://doi.org/10.1117/12.2621433

KEYWORDS: Semiconductor lasers, Laser stabilization, Fiber coupled lasers, Modulation, Optical fibers, Laser resonators, Numerical analysis, Waveguides

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Proceedings Article | 1 August 2021 Presentation + Paper

Restricted Hilbert transform for feasible light management

Muriel Botey, Waqas Ahmed, Ramon Herrero, Ying Wu, Kestutis Staliunas

Proceedings Volume 11796, 1179614 (2021) https://doi.org/10.1117/12.2594634

KEYWORDS: Scattering, Modulation, Fourier transforms, Dielectrics, Semiconductor lasers, Complex systems, Vertical cavity surface emitting lasers, Metamaterials, Random lasers, Light scattering, Smart materials, Nanophotonics

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Proceedings Article | 1 August 2021 Poster

Turbulence management by spatiotemporal non-Hermitian modulation

Salim Benadouda Ivars, Muriel Botey, Ramon Herrero, Kestutis Staliunas

Proceedings Volume 11796, 117962U (2021) https://doi.org/10.1117/12.2595565

KEYWORDS: Turbulence, Modulation, Systems modeling, Phase shifts, Refractive index, Energy transfer, Control systems, Complex systems

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Proceedings Article | 18 April 2021 Presentation + Paper

Sound directivity by PT-symmetric acoustic dipoles

Tetsu Magariyachi, Helena Arias Casals, Ramon Herrero, Muriel Botey, Kestutis Staliunas

Proceedings Volume 11769, 117690P (2021) https://doi.org/10.1117/12.2593240

KEYWORDS: Acoustics, Metamaterials, Scattering, Absorption, Resonators, Microwave radiation, Diffusion, Semiconductor lasers, Planar waveguides, Oscillators

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Proceedings Article | 1 April 2020 Presentation + Paper

Spatiotemporal stabilization of PT-symmetric BAS lasers

J. Medina Pardell, R. Herrero , M. Botey , K. Staliunas

Proceedings Volume 11356, 1135610 (2020) https://doi.org/10.1117/12.2556807

KEYWORDS: Modulation, Refractive index, Amplifiers, Laser stabilization, Phase shift keying, Mirrors, Reflectivity, Semiconductor lasers, Semiconductors, Laser damage threshold

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Proceedings Article | 5 September 2019 Paper

Meta-mirrors with transverse invariance for beam shaping

Yu-Chieh Cheng, Pei-Yu Wang, Ramon Herrero, Muriel Botey, Kestutis Staliunas

Proceedings Volume 11080, 1108027 (2019) https://doi.org/10.1117/12.2530176

KEYWORDS: Optical filters, Reflectivity, Mirrors, Spatial filters, Beam shaping, Finite-difference time-domain method, Refractive index, Diffraction gratings, Photonic crystals, Diffraction

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Proceedings Article | 30 April 2019 Presentation + Paper

Directionality fields generated by a local Hilbert transform in optics

K. Staliunas, W. Ahmed, M. Botey, R. Herrero, Z. Hayran, H. Kurt

Proceedings Volume 11025, 1102506 (2019) https://doi.org/10.1117/12.2522675

KEYWORDS: Refractive index, Control systems, Absorption, Complex systems, Scattering, Surface plasmons, Nanophotonics, Analytical research, Metamaterials

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Proceedings Article | 7 May 2018 Paper

PT-vector fields

W. W. Ahmed, R. Herrero, M. Botey, Z. Hayran, H. Kurt, K. Staliunas

Proceedings Volume 10671, 106710J (2018) https://doi.org/10.1117/12.2307580

KEYWORDS: Refractive index, Complex systems, Wave propagation, Micro optics, Photonics

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Proceedings Article | 21 February 2018 Paper

Experimental demonstration of broadband perfect invisibility cloak composed of all-dielectric materials

Zeki Hayran, Ramon Herrero, Muriel Botey, Hamza Kurt, Kestutis Staliunas

Proceedings Volume 10541, 105410Y (2018) https://doi.org/10.1117/12.2289443

KEYWORDS: Scattering, Wave propagation, Electromagnetic scattering, Dielectrics, Electromagnetism

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Proceedings Article | 22 February 2017 Paper

Stabilization of broad area semiconductor lasers

S. Kumar, W. W. Ahmed, R. Herrero, M. Botey, K. Staliunas

Proceedings Volume 10098, 100980Z (2017) https://doi.org/10.1117/12.2254598

KEYWORDS: Modulation, Semiconductor lasers, Semiconductor materials, Laser stabilization, Systems modeling, Light sources, Refractive index, Vertical cavity surface emitting lasers, Physics, Amplifiers, Semiconductors, Optimization (mathematics), Detection and tracking algorithms, Wave propagation

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Proceedings Article | 20 February 2017 Presentation + Paper

PT-axisymmetry for extraordinary field confinement

M. Botey, Waqas Ahmed, R. Herrero, K. Staliunas

Proceedings Volume 10112, 101121P (2017) https://doi.org/10.1117/12.2254247

KEYWORDS: Modulation, Nanostructures, Vertical cavity surface emitting lasers, Refractive index, Wave propagation, Radio propagation, Nanophotonics, Dispersion, Diffraction, Reflectors

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Proceedings Article | 16 September 2016 Presentation + Paper

Axisymmetric photonic structures with PT-symmetry

Waqas W. Ahmed, Ramon Herrero, Muriel Botey, Kestutis Staliunas

Proceedings Volume 9920, 99201U (2016) https://doi.org/10.1117/12.2239122

KEYWORDS: Photonic crystals, Crystals, Refractive index, Modulation, Vertical cavity surface emitting lasers, Radio propagation, Diffraction, Beam propagation method, Quantum optics, Electromagnetism

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Proceedings Article | 27 April 2016 Paper

Suppression of modulation instability in pump modulated flat-mirror VECSELs

W. W. Ahmed, S. Kumar, R. Herrero, M. Botey, M. Radziunas, K. Staliunas

Proceedings Volume 9894, 989406 (2016) https://doi.org/10.1117/12.2227801

KEYWORDS: Laser stabilization, Light sources, Optical communications, Modulation, Nonlinear dynamics, Semiconductor lasers, Numerical integration, Complex systems, Vertical external cavity surface emitting lasers, Output couplers, Semiconductors, Dispersion

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Proceedings Article | 2 May 2014 Paper

Simulations and analysis of beam quality improvement in spatially modulated broad area edge-emitting devices

Mindaugas Radziunas, Ramon Herrero, Muriel Botey, Kestutis Staliunas

Proceedings Volume 9134, 91340Q (2014) https://doi.org/10.1117/12.2051909

KEYWORDS: Modulation, Optical amplifiers, Optical simulations, Amplifiers, Beam propagation method, Semiconductors, Beam analyzers, Semiconductor lasers, Polarization, Beam shaping

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Proceedings Article | 2 May 2014 Paper

Managing spatial diffraction through a periodic loss modulation

M. Botey, N. Kumar, R. Herrero, L. Maigyte, K. Staliunas

Proceedings Volume 9127, 912710 (2014) https://doi.org/10.1117/12.2051677

KEYWORDS: Diffraction, Beam propagation method, Modulation, Dispersion, Photonic crystals, Spatial filters, Gaussian beams, Signal attenuation, Refractive index, Free space

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Proceedings Article | 11 May 2012 Paper

Improving beam quality in broad area semiconductor amplifiers

Ramon Herrero, Muriel Botey, Nikhil Kumar, Kestutis Staliunas

Proceedings Volume 8432, 843222 (2012) https://doi.org/10.1117/12.922849

KEYWORDS: Modulation, Semiconductors, Crystals, Refractive index, Optical amplifiers, Semiconductor lasers, Diffraction, Laser crystals, Beam propagation method, Amplifiers

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Proceedings Article | 14 May 2010 Paper

Anomalous group velocity at the high energy range of real 3D photonic nanostructures

Muriel Botey, Jordi Martorell, Gabriel Lozano, Hernán Míguez, Luis Dorado, Ricardo Depine

Proceedings Volume 7713, 77130S (2010) https://doi.org/10.1117/12.855934

KEYWORDS: Crystals, Dielectrics, Glasses, Optical spheres, Transmittance, Light wave propagation, Absorption, Geometrical optics, Nanostructures, Slow light

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Showing 5 of 25 publications

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