Articles with "counter propagating" as a keyword



Nonlinear Evolution of Counter-Propagating Whistler Mode Waves Excited by Anisotropic Electrons Within the Equatorial Source Region: 1-D PIC Simulations

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Published in 2018 at "Journal of Geophysical Research"

DOI: 10.1002/2017ja024850

Abstract: Nonlinear physical processes related to whistler mode waves are attracting more and more attention for their significant role in reshaping whistler mode spectra in the Earth’s magnetosphere. Using a 1-D particle-in-cell simulation model, we have… read more here.

Keywords: mode waves; counter propagating; propagating whistler; whistler mode ... See more keywords

Quantum filtering for a two-level atom driven by two counter-propagating photons

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Published in 2019 at "Quantum Information Processing"

DOI: 10.1007/s11128-019-2258-x

Abstract: The purpose of this paper is to propose quantum filters for a two-level atom driven by two continuous-mode counter-propagating photons and under continuous measurements. Two scenarios of multiple measurements are discussed: (1) homodyne detection plus… read more here.

Keywords: two level; counter propagating; propagating photons; driven two ... See more keywords
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Modeling and simulation of frequency mixing response of two counter-propagating Lamb waves in a two-layered plate.

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Published in 2020 at "Ultrasonics"

DOI: 10.1016/j.ultras.2020.106109

Abstract: This work investigates modeling of the frequency mixing response (FMR) induced by two counter-propagating Lamb waves with different frequencies in a two-layered plate, and then numerically simulates and analyzes the influences of interfacial properties on… read more here.

Keywords: propagating lamb; lamb waves; layered plate; counter propagating ... See more keywords

Slow light topological photonics with counter-propagating waves and its active control on a chip

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-024-45175-5

Abstract: Topological slow light exhibits potential to achieve stopped light by virtue of its widely known robust and non-reciprocal behaviours. Conventional approach for achieving topological slow light often involves flat-band engineering without disentangling the underlying physical… read more here.

Keywords: slow light; propagating waves; counter propagating; light topological ... See more keywords

Localized topological states beyond Fano resonances via counter-propagating wave mode conversion in piezoelectric microelectromechanical devices

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-024-53925-8

Abstract: A variety of scientific fields like proteomics and spintronics have created a new demand for on-chip devices capable of sensing parameters localized within a few tens of micrometers. Nano and microelectromechanical systems (NEMS/MEMS) are extensively… read more here.

Keywords: counter propagating; localized topological; mems device; topological states ... See more keywords

Counter-propagating entangled photon pairs from monolayer GaSe

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Published in 2025 at "Nature Communications"

DOI: 10.1038/s41467-025-64620-7

Abstract: Non-phase-matched spontaneous parametric down-conversion (SPDC) in atomically thin materials provides new degrees of freedom and enhanced quantum information capacity compared to conventional phase-matched sources. These systems emerged as promising platforms for quantum computing, communication, and… read more here.

Keywords: monolayer gase; counter propagating; photon; photon pairs ... See more keywords

Interaction and propagation characteristics of two counter and co-propagating Mach cones in a dusty plasma

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Published in 2017 at "Physics of Plasmas"

DOI: 10.1063/1.4977903

Abstract: We theoretically investigate the interaction and propagation characteristics of two co/counter propagating Mach cones triggered by two projectile particles moving with supersonic velocities in the same/opposite directions through a dusty plasma medium. The Mach cone… read more here.

Keywords: mach; counter propagating; propagating mach; interaction propagation ... See more keywords

Solitonic-like interactions of counter-propagating clusters of active particles.

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Published in 2023 at "Chaos"

DOI: 10.1063/5.0104579

Abstract: This report considers a set of interacting self-propelled particles immersed in a viscous and noisy environment. The explored particle interaction does not distinguish between alignments and anti-alignments of the self-propulsion forces. More specifically, we considered… read more here.

Keywords: counter propagating; propagating clusters; two counter; interactions counter ... See more keywords

Birefringence Free Spectral Tuning of Bragg Grating Based Fabry-Pérot Resonator in LiNbO₃ Waveguide Employing Counter- Propagating Cladding Modes

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Published in 2024 at "IEEE Journal of Quantum Electronics"

DOI: 10.1109/jqe.2024.3415148

Abstract: We propose and analyse a novel, birefringence free, wavelength filter based on counter-propagating cladding mode assisted integrated-optic Fabry-Pérot (FP) resonator. The FP cavity is formed by suitably designed counter-propagating cladding-mode exciting Bragg gratings in LiNbO3… read more here.

Keywords: bragg grating; counter propagating; fabry rot; rot resonator ... See more keywords
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High-harmonic generation in solids driven by counter-propagating pulses.

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Published in 2019 at "Optics express"

DOI: 10.1364/oe.27.032630

Abstract: We used two 800 nm laser pulses propagating in the opposite directions, to drive the emission of high-order vacuum ultra-violet harmonics off of the surface of an MgO (100) single crystal. We demonstrated the advantages… read more here.

Keywords: harmonic generation; counter propagating; generation solids; solids driven ... See more keywords

Single-shot cross-correlation of counter-propagating, short optical pulses using random quasi-phase-matching.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.457387

Abstract: The single-shot cross-correlation of the short optical pulses generated by two laser facilities is acquired using random quasi-phase-matching of the counter-propagating beams in a disordered ferroelectric crystal. Transverse sum-frequency generation of the two counter-propagating pulses… read more here.

Keywords: cross correlation; counter propagating; correlation; shot ... See more keywords