Articles with "brillouin scattering" as a keyword



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Hybrid Chalcogenide‐Germanosilicate Waveguides for High Performance Stimulated Brillouin Scattering Applications

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Published in 2021 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202105230

Abstract: On‐chip stimulated Brillouin scattering (SBS) in arsenic trisulfide (As2S3) planar waveguides lead to a range of outstanding demonstrations in microwave photonics signal generation and processing. However, the lack of other integrated functionalities, high back reflections,… read more here.

Keywords: stimulated brillouin; brillouin scattering; hybrid chalcogenide; chalcogenide germanosilicate ... See more keywords
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A Brillouin scattering study of hydrous basaltic glasses: the effect of H2O on their elastic behavior and implications for the densities of basaltic melts

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Published in 2017 at "Physics and Chemistry of Minerals"

DOI: 10.1007/s00269-017-0870-9

Abstract: Hydrous basalt glasses with water contents of 0–6.82% were synthesized using a multi-anvil press at 1.0–2.0 GPa and 1200–1400 °C. The starting materials were natural Mesozoic basalts from the eastern North China Craton (NCC). Their sound velocities… read more here.

Keywords: basalt glasses; hydrous basalt; basalt; scattering study ... See more keywords
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Investigation on optical and acoustic fields of stimulated Brillouin scattering in As2S3 suspended-core microstructured optical fibers

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Published in 2017 at "Optik"

DOI: 10.1016/j.ijleo.2017.01.003

Abstract: Abstract The optical and acoustic fields of stimulated Brillouin scattering (SBS) and the interaction between them are investigated in the As2S3 chalcogenide suspended-core microstructured optical fibers (MOFs) by the finite-element method (FEM). The optical and… read more here.

Keywords: stimulated brillouin; acoustic fields; fields stimulated; optical acoustic ... See more keywords
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Brillouin scattering behavior in acoustically guiding single-mode optical fibers with different core diameters

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Published in 2020 at "Optics Communications"

DOI: 10.1016/j.optcom.2019.125040

Abstract: Abstract The Brillouin scattering behaviors in three kinds of acoustically guiding single-mode silica fibers with different core diameters of 8 . 8 μ m , 5 μ m , and 3 μ m were characterized,… read more here.

Keywords: fiber core; fiber; acoustically guiding; brillouin scattering ... See more keywords
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Optical performance of tellurite glass microstructured optical fiber for slow-light generation assisted by stimulated brillouin scattering

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Published in 2019 at "Optical Materials"

DOI: 10.1016/j.optmat.2019.05.019

Abstract: Abstract As matter of course traditional silica optical fibers have been widely utilized in slow-light generation promoted by an inelastic scattering process designated as stimulated Brillouin scattering (SBS). We intend to explore two different configurations… read more here.

Keywords: slow light; brillouin scattering; tellurite glass; stimulated brillouin ... See more keywords
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Influence of pump pulse spectrum on the signal-noise-ratio of brillouin scattering in brillouin optical time domain reflectometry

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Published in 2020 at "Optical Fiber Technology"

DOI: 10.1016/j.yofte.2020.102143

Abstract: Abstracts The influence of pump pulse spectrum launched into the sensing fiber on the spontaneous Brillouin scattering and Brillouin Optical Time Domain Reflectometry (BOTDR) sensing system, is investigated both theoretically and experimentally. The pump pulse… read more here.

Keywords: pump pulse; brillouin scattering; pulse spectrum; pulse ... See more keywords
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Controlled beat-wave Brillouin scattering in the ionosphere

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Published in 2021 at "Nature Communications"

DOI: 10.1038/s41467-021-26305-9

Abstract: Stimulated Brillouin scattering experiments in the ionospheric plasma using a single electromagnetic pump wave have previously been observed to generate an electromagnetic sideband wave, emitted by the plasma, together with an ion- acoustic wave. Here… read more here.

Keywords: controlled beat; pump; wave; brillouin scattering ... See more keywords
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Forward stimulated Brillouin scattering in silicon microring resonators

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Published in 2017 at "Applied Physics Letters"

DOI: 10.1063/1.4996367

Abstract: Stimulated Brillouin scattering (SBS) has been demonstrated in silicon waveguides in recent years. However, due to the weak interaction between photons and acoustic phonons in these waveguides, long interaction lengths are typically necessary. Here, we… read more here.

Keywords: stimulated brillouin; silicon microring; forward stimulated; silicon ... See more keywords
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Spontaneous Rayleigh-Brillouin scattering spectral analysis based on the Wiener filter

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Published in 2018 at "AIP Advances"

DOI: 10.1063/1.5001879

Abstract: In this paper, a spontaneous Rayleigh-Brillouin scattering spectrometer is developed to measure the gaseous spontaneous Rayleigh-Brillouin scattering profiles over the pressure range from 1 to 5 atm for a wavelength of 532nm at a constant… read more here.

Keywords: based wiener; brillouin scattering; rayleigh brillouin; spontaneous rayleigh ... See more keywords
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Time-resolved broadband impulsive stimulated Brillouin scattering in single crystal hematite

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Published in 2021 at "Applied Physics Letters"

DOI: 10.1063/5.0057604

Abstract: Impulsive stimulated Brillouin scattering (ISBS) has emerged as a noninvasive means to determine the elastic properties of transparent materials. Here, we report on time-resolved broadband ISBS reflectivity measurements in single crystal hematite, α-Fe2O3. We found… read more here.

Keywords: stimulated brillouin; resolved broadband; impulsive stimulated; single crystal ... See more keywords
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The competing effects of wave amplitude and collisions on multi-ion species suppression of stimulated Brillouin scattering in inertial confinement fusion Hohlraums

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Published in 2023 at "Physics of Plasmas"

DOI: 10.1063/5.0130785

Abstract: Reduction in stimulated Brillouin scattering (SBS) from National Ignition Facility Hohlraums has been predicted through the use of multi-ion species materials on Hohlraum walls. This approach to controlling SBS is based upon introducing a lighter… read more here.

Keywords: brillouin scattering; ion species; stimulated brillouin; inertial confinement ... See more keywords