Search Results - "Herrero, Ramon"
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1
Non-Hermitian mode management in periodically modulated waveguide amplifiers
Published in APL photonics (01-10-2024)“…We propose an efficient mode management scheme in active nonlinear multimode fibers based on non-Hermitian potentials in the longitudinal direction with an…”
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2
Mode-cleaning in antisymmetrically modulated non-Hermitian waveguides
Published in Nanophotonics (Berlin, Germany) (27-03-2024)“…We demonstrate all-optical spatial mode-cleaning in non-Hermitian waveguides. The effect is accounted by a unidirectional coupling among the modes resulting…”
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3
Near surface geophysical analysis of the Navamuño depression (Sierra de Béjar, Iberian Central System): Geometry, sedimentary infill and genetic implications of tectonic and glacial footprint
Published in Geomorphology (Amsterdam, Netherlands) (15-08-2018)“…The geometric and genetic characterization of the Navamuño depression peatland system (Iberian Central System) is presented here using results from a…”
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4
Intrinsic beam shaping mechanism in spatially modulated broad area semiconductor amplifiers
Published in Applied physics letters (23-09-2013)“…We investigate beam shaping in broad area semiconductor amplifiers induced by a 2-dimensional (longitudinal and lateral) periodic modulation of the pump on a…”
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5
Effects of SARS-CoV-2 Pandemic on the Mental Health of Spanish Ob-Gyn Specialists-A Nationwide Study
Published in Journal of clinical medicine (15-12-2021)“…It has been reported that frontline health professionals have suffered from an increased rate of mental disorders as a consequence of the SARS-CoV-2 pandemic…”
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6
Asymmetric Light Transmission in PT-Symmetric Microring Resonators
Published in IEEE journal of selected topics in quantum electronics (01-09-2016)“…We propose a new type of add-drop microring resonator made of gain and loss materials. Microring resonators are compact, narrow band, and optical channel…”
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7
Graphic study and geovisualization of the old windmills of La Mancha (Spain)
Published in Applied geography (Sevenoaks) (01-07-2011)“…In Spain, one can find geographical diversity and unique sites of great significance and cultural heritage. Many of the nation’s treasured places, however,…”
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Evaluation of a low cost cryopreservation system on the biology of human amniotic fluid-derived mesenchymal stromal cells
Published in Cryobiology (01-06-2012)“…Human amniotic-derived mesenchymal stromal cells (hAMSC) are a novel population of multipotent stem cells that have been shown to have great potential for use…”
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9
Challenges and Possibilities of Archaeological Sites Virtual Tours: The Ulaca Oppidum (Central Spain) as a Case Study
Published in Remote sensing (Basel, Switzerland) (01-02-2022)“…This research presents a virtual tour performed on the oppidum of Ulaca, one of the most relevant archaeological sites of the Iberian Peninsula during the Late…”
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10
Non-Hermitian control of optical turbulence in systems with fractional dispersion
Published in Chaos, solitons and fractals (01-12-2022)“…We show an efficient mechanism to control optical turbulence in systems with different dispersion laws, including parabolic, sub-diffractive, hyper-diffractive…”
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11
Stabilisation of spatially periodic states by non-Hermitian potentials
Published in Chaos, solitons and fractals (01-03-2023)“…We uncover new families of stable periodic solutions by the introduction of non-Hermitian potentials in the universal complex Ginzburg–Landau equation. We…”
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12
Documenting a cultural landscape using point-cloud 3d models obtained with geomatic integration techniques. The case of the El Encín atomic garden, Madrid (Spain)
Published in PloS one (24-06-2020)“…A country’s cultural landscapes are an important part of its heritage. The growing need to identify, catalogue and preserve these resources has led to a rapid…”
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13
Hybrid Patterns and Solitonic Frequency Combs in Non-Hermitian Kerr Cavities
Published in Physical review letters (30-08-2024)“…We unveil a new scenario for the formation of dissipative localized structures in nonlinear systems. Commonly, the formation of such structures arises from the…”
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14
Non-Hermitian Mode Cleaning in Periodically Modulated Multimode Fibers
Published in Physical review letters (28-07-2023)“…We show that the simultaneous modulation of the propagation constant and of the gain/loss coefficient along the graded index multimode fibers results in…”
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15
Inverse-design of non-Hermitian potentials for on-demand asymmetric reflectivity
Published in Optics express (24-05-2021)“…We propose a genetic algorithm-assisted inverse design approach to achieve ‘ on- demand ’ light transport in periodic and non-periodic planar structures…”
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16
Spatiotemporal Stabilization of Locally PT-symmetric Semiconductor Lasers
Published 16-11-2019“…Phys. Rev. A 101, 033833 (2020) We provide a feasible and compact scheme to control and stabilize the spatiotemporal dynamics of BAS lasers. The proposal is…”
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17
Deep Learning Enhanced Multisensor Data Fusion for Building Assessment Using Multispectral Voxels and Self-Organizing Maps
Published in Heritage (01-02-2024)“…Efforts in the domain of building studies involve the use of a diverse array of geomatic sensors, some providing invaluable information in the form of…”
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Documentation and Virtualisation of Vernacular Cultural Heritage: The Case of Underground Wine Cellars in Atauta (Soria)
Published in Heritage (01-07-2023)“…The cultural heritage associated with rural systems is extremely valuable and is a sign of identity for cultures that are disappearing or undergoing…”
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19
Subdiffractive band-edge solitons in Bose-Einstein condensates in periodic potentials
Published in Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics (01-06-2006)“…A type of matter wave diffraction management is presented that leads to subdiffractive solitonlike structures. The proposed management technique uses two…”
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20
Nondiffractive-nondiffusive beams in complex crystals
Published in Physical review. A, Atomic, molecular, and optical physics (16-06-2014)“…The study of spatial dispersion of two-dimensional complex crystals, with periodic modulations of both gain-loss and the refractive index, reveals simultaneous…”
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