Articles with "mode competition" as a keyword



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Development of a novel overmoded sub-terahertz inclined coaxial clinotron with asymmetric mode suppressed

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Published in 2017 at "Physics of Plasmas"

DOI: 10.1063/1.5004550

Abstract: Overmoded coaxial high frequency structures can improve the power capacity of vacuum electron devices (VEDs) and make the fabrication and assembly of the devices easy in the terahertz band, but they also lead to mode… read more here.

Keywords: mode; inclined coaxial; mode competition; novel overmoded ... See more keywords
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Terahertz gyrotrons with inhomogeneous magnetic fields to suppress mode competition and enhance efficiency

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Published in 2021 at "Journal of Applied Physics"

DOI: 10.1063/5.0032597

Abstract: Gyrotrons are promising radiation sources for bridging the terahertz gap. They are based on the instability of electron cyclotron maser, where the harmonic operation is generally necessary to alleviate the need for a strong magnetic… read more here.

Keywords: magnetic field; detuning frequency; inhomogeneous magnetic; mode competition ... See more keywords
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Branch/mode competition in the flow-induced vibration of a square cylinder

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Published in 2018 at "Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences"

DOI: 10.1098/rsta.2017.0243

Abstract: The flow-induced vibration response of a square cross-sectional cylinder with low mass and damping ratio is analysed using continuous wavelet transforms (CWT) for three representative angles of attack of the cylinder to the incoming flow.… read more here.

Keywords: induced vibration; branch; cylinder; mode competition ... See more keywords
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Chaotic mode-competition dynamics in a multimode semiconductor laser with optical feedback and injection.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.481505

Abstract: Photonic computing has attracted increasing interest for the acceleration of information processing in machine learning applications. The mode-competition dynamics of multimode semiconductor lasers are useful for solving the multi-armed bandit problem in reinforcement learning for… read more here.

Keywords: injection; competition dynamics; dynamics multimode; mode competition ... See more keywords
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Persistent dynamics in coupled non-degenerate parametric oscillators: pump saturation prevents mode competition.

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Published in 2023 at "Optics express"

DOI: 10.1364/oe.482828

Abstract: The coherent dynamics in networks of coupled oscillators is of great interest in wave-physics since the coupling produces various dynamical effects, such as coherent energy exchange (beats) between the oscillators. However, it is common wisdom… read more here.

Keywords: coherent; mode competition; parametric oscillators; pump saturation ... See more keywords