Articles with "virtual cathode" as a keyword



Comment on “Potential profile near the virtual cathode in presence of charged dust”

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Published in 2019 at "Contributions to Plasma Physics"

DOI: 10.1002/ctpp.201900137

Abstract: The characteristics of the virtual cathode and its potential profile in the presence of negatively charged dust particles have been reported by Rathod et al. They have studied the role of charged dust particles in… read more here.

Keywords: charged dust; cathode; potential profile; presence ... See more keywords
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Pause of the target gliding microtuble on the virtual cathode.

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Published in 2019 at "Biochemical and biophysical research communications"

DOI: 10.1016/j.bbrc.2019.04.200

Abstract: We report the transient response of gliding microtubules on a virtual cathode. In vivo activities, microtubule-kinesin systems are known to act as motor proteins with respect to cell motility cytokinesis and cellular transport by hydrolyzing ATP… read more here.

Keywords: cathode; virtual cathode; gliding microtuble; microtuble virtual ... See more keywords

Enhancing the power of high power microwaves by using zone plate and investigations for the position of virtual cathode inside the drift tube

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Published in 2018 at "Physics of Plasmas"

DOI: 10.1063/1.5043595

Abstract: Having the device simplicity and high output-power capacity, the capability of the virtual cathode oscillator (vircator) for emitting high power microwaves is demonstrated. We have investigated the axial-typed vircator in our pulsed power generator, “Chundoong”… read more here.

Keywords: position virtual; zone plate; virtual cathode; power ... See more keywords

Electrode shape dependence of output microwave characteristics in reflex triode virtual cathode oscillator

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Published in 2021 at "Physics of Plasmas"

DOI: 10.1063/5.0040108

Abstract: A virtual cathode oscillator (vircator), which can generate a high-power microwave, has been widely studied over the last four decades. This paper describes the dependence of microwaves and electron beams generated in a reflex triode… read more here.

Keywords: shape; virtual cathode; area; reflex triode ... See more keywords
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An inverted relativistic magnetron with virtual cathode based on bidirectional electron beams

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Published in 2021 at "Physics of Plasmas"

DOI: 10.1063/5.0058288

Abstract: An improved L-band inverted relativistic magnetron powered by a virtual cathode is presented. An extra emitter is introduced at the end of a slow-wave structure to reduce the desired π mode start-oscillation time, which is… read more here.

Keywords: inverted relativistic; relativistic magnetron; cathode; virtual cathode ... See more keywords

Calculation and error analysis of virtual cathode caused by a thermionic cathode

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Published in 2024 at "Journal of Applied Physics"

DOI: 10.1063/5.0217364

Abstract: The relative errors of virtual cathodes calculated by using the one-dimensional virtual cathode theory are analyzed and discussed. The studies of the error analysis show that the cathode temperature is the major factor affecting the… read more here.

Keywords: virtual cathode; error analysis; cathode caused; cathode ... See more keywords

Investigation of a novel virtual cathode oscillator with decelerating electric field

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Published in 2025 at "AIP Advances"

DOI: 10.1063/5.0288657

Abstract: Traditional virtual cathode oscillators require extremely high operating voltage to generate beam currents exceeding the space charge limiting current to form virtual cathodes, which significantly limits their repetitive operation capability and application fields. In this… read more here.

Keywords: virtual cathode; cathode; voltage; electric field ... See more keywords

Concept and characterization of the virtual cathode method for pixelated CZT detectors

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Published in 2025 at "Journal of Instrumentation"

DOI: 10.1088/1748-0221/20/05/t05006

Abstract: A virtual cathode method is proposed for achieving bi-parametric correction in pixelated CZT detectors. The concept involves using the addition signal of two adjacent pixels with a relative gain to closely emulate the function of… read more here.

Keywords: virtual cathode; cathode method; pixelated czt; czt detectors ... See more keywords

An Efficient All Cavity Axial Extraction Relativistic Magnetron With Virtual Cathode

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Published in 2020 at "IEEE Transactions on Electron Devices"

DOI: 10.1109/ted.2020.2978888

Abstract: A compact and high-efficiency ${L}$ -band relativistic magnetron (RM) with all cavity axial extraction (ACAE) driven by a virtual cathode is proposed. Electron beam current produced by explosive emission cathode is controlled below space-charge-limited current… read more here.

Keywords: relativistic magnetron; cavity axial; virtual cathode; cathode ... See more keywords