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   Articles with "helicon" as a keyword



Numerical simulation of helicon waves current drive in the HL-2M tokamak for the steady-state scenario

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recommendations! Published in 2021 at "Journal of the Korean Physical Society"

DOI: 10.1007/s40042-021-00326-5

Abstract: The helicon wave heating and current drive in the HL-2M tokamak for the steady-state scenario is studied numerically. Based on the theory of fast wave current drive proposed by Chiu, we analyze the characteristics of… read more here.

Keywords: drive tokamak; helicon; tokamak steady; current drive ... See more keywords

Characterization of the helicon plasma flux to the target of Proto-MPEX

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recommendations! Published in 2019 at "Fusion Engineering and Design"

DOI: 10.1016/j.fusengdes.2018.11.056

Abstract: Abstract The ITER divertor will have to handle the boundary plasma power exhaust in the form of high heat and particle flux. The Prototype Material Plasma Exposure eXperiment (Proto-MPEX) is a plasma source development device… read more here.

Keywords: helicon; target; proto mpex; plasma ... See more keywords

Study of the operating parameters of a helicon plasma discharge source using PIC-MCC simulation technique

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recommendations! Published in 2018 at "Physics of Plasmas"

DOI: 10.1063/1.5001753

Abstract: In this work, a Particle in Cell-Monte Carlo Collision simulation technique is used to study the operating parameters of a typical helicon plasma source. These parameters mainly include the gas pressure, externally applied static magnetic… read more here.

Keywords: operating parameters; source; helicon plasma; simulation technique ... See more keywords

Transport modeling of convection dominated helicon discharges in Proto-MPEX with the B2.5-Eirene code

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recommendations! Published in 2017 at "Physics of Plasmas"

DOI: 10.1063/1.5002534

Abstract: Data-constrained interpretative analyses of plasma transport in convection dominated helicon discharges in the Proto-MPEX linear device, and predictive calculations with additional Electron Cyclotron Heating/Electron Bernstein Wave (ECH/EBW) heating, are reported. The B2.5-Eirene code, in which… read more here.

Keywords: convection dominated; dominated helicon; helicon discharges; code ... See more keywords

Direct experimental comparison of krypton and xenon discharge properties in the magnetic nozzle of a helicon plasma source

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recommendations! Published in 2021 at "Physics of Plasmas"

DOI: 10.1063/5.0037117

Abstract: Helicon plasma sources currently represent an active field of research in the domain of low-temperature plasmas due to several interesting characteristics for in-space propulsion applications. This work reports direct comparison of krypton and xenon plasma… read more here.

Keywords: plasma; field; source; helicon plasma ... See more keywords

The relationship between threshold power of wave mode transition and tube radius in argon helicon discharge

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recommendations! Published in 2024 at "Physics of Plasmas"

DOI: 10.1063/5.0206579

Abstract: We report in this Letter a geometric similarity of threshold radio frequency (RF) power absorbed by the helicon wave coupled mode in argon helicon discharge. Helicon plasma was excited by a half-helical antenna in tubes… read more here.

Keywords: power; wave mode; argon helicon; helicon discharge ... See more keywords

Helicon full-wave modeling with scrape-off-layer turbulence on the DIII-D tokamak

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recommendations! Published in 2021 at "Nuclear Fusion"

DOI: 10.1088/1741-4326/ac36f3

Abstract: Helicon waves have been recently proposed as an off-axis current drive actuator due to their expected high current drive efficiency in the mid-radius region in high beta tokamaks. This paper focuses on a numerical study… read more here.

Keywords: sol turbulence; turbulence; helicon; helicon wave ... See more keywords

Abstract 4246: Degradation of the ETS transcription factor ERG by stabilized helical peptide (Helicon™) degraders enables pharmacological validation in ERG-fusion prostate cancer models

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recommendations! Published in 2025 at "Cancer Research"

DOI: 10.1158/1538-7445.am2025-4246

Abstract: Approximately 300, 000 new prostate cancer patient diagnoses and 35, 000 deaths due to prostate cancer are documented annually in the United States. An estimated 40-50% of all prostate cancers harbor the TMPRSS2-ERG fusion, leading… read more here.

Keywords: cancer; erg; degradation; prostate cancer ... See more keywords