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NUCLEAR TECHNIQUES, Volume. 47, Issue 5, 050016(2024)

Numerical simulation study of lower hybrid wave scattering full-wave solution in scrap-off layer

Jinghe YANG1,2, Bojiang DING1、*, Chenbin WU1、**, Miaohui LI1, Mao WANG1, Liang LIU1, and Guanghou YAN1,2
Author Affiliations
  • 1Institute of Plasma Science, Hefei Institutes of Physical Science, Chinese Academy of Sciences, Hefei 230031, China
  • 2University of Science and Technology of China, Hefei 230026, China
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    [1] Houlberg W A, Gormezano C, Artaud J F et al. Integrated modelling of the current profile in steady-state and hybrid ITER scenarios[J]. Nuclear Fusion, 45, 1309-1320(2005).

    [2] Goniche M, Amicucci L, Baranov Y et al. Lower hybrid current drive for the steady-state scenario[J]. Plasma Physics and Controlled Fusion, 52, 124031(2010).

    [3] Takase Y, Porkolab M, Schuss J J et al. Observation of parametric instabilities in the lower-hybrid range of frequencies in the high-density tokamak[J]. The Physics of Fluids, 28, 983-994(1985).

    [4] Porkolab M. Theory of parametric instability near the lower-hybrid frequency[J]. Physics of Fluids, 17, 1432-1442(1974).

    [5] Wallace G M, Parker R R, Bonoli P T et al. Absorption of lower hybrid waves in the scrape off layer of a diverted tokamak[J]. Physics of Plasmas, 17, 082508(2010).

    [6] Ding B J, Kong E H, Li M H et al. Experimental investigations of LHW–plasma coupling and current drive related to achieving H-mode plasmas in EAST[J]. Nuclear Fusion, 53, 113027(2013).

    [7] Cesario R, Amicucci L, Cardinali A et al. Current drive at plasma densities required for thermonuclear reactors[J]. Nature Communications, 1, 55(2010).

    [8] Baek S G, Biswas B, Wallace G M et al. A model investigation of the impact of lower hybrid wave scattering angle on current drive profile in EAST and Alcator C-Mod[J]. Nuclear Fusion, 61, 106034(2021).

    [9] Biswas B, Baek S G, Bonoli P et al. Study of turbulence-induced refraction of lower hybrid waves using synthetic scrape-off layer filaments[J]. Plasma Physics and Controlled Fusion, 62, 115006(2020).

    [10] WU Chenbin. Numerical simulation of the effect of edge density fluctuation on lower hybrid wave in EAST[D](2022).

    [11] Lau C, Martin E H, Shiraiwa S et al. Full-wave model for the lower hybrid wave electric field vector with synthetic turbulence on Alcator C-Mod[J]. Nuclear Fusion, 60, 036001(2020).

    [12] Madi M, Peysson Y, Decker J et al. Propagation of the lower hybrid wave in a density fluctuating scrape-off layer (SOL)[J]. Plasma Physics and Controlled Fusion, 57, 125001(2015).

    [13] Ram A K, Hizanidis K. Scattering of radio frequency waves by cylindrical density filaments in tokamak plasmas[J]. Physics of Plasmas, 23, 022504(2016).

    [14] Ioannidis Z C, Ram A K, Hizanidis K et al. Computational studies on scattering of radio frequency waves by density filaments in fusion plasmas[J]. Physics of Plasmas, 24, 102115(2017).

    [15] Cardinali A, Morini L, Castaldo C et al. Analysis of the validity of the asymptotic techniques in the lower hybrid wave equation solution for reactor applications[J]. Physics of Plasmas, 14, 112506(2007).

    [16] Cardinali A, Santini F. Lower hybrid penetration across a steep density gradient[J]. Plasma Physics and Controlled Fusion, 53, 125001(2011).

    [17] XIE Jie, XI Weibin, ZHENG Jinxing et al. Thermal stability analysis of EAST toroidal field feeder under new threshold[J]. Nuclear Techniques, 46, 100601(2023).

    [18] SHI Bingren[M]. Magnetic confinement fusion(1999).

    [19] Krasheninnikov S I. On scrape off layer plasma transport[J]. Physics Letters A, 283, 368-370(2001).

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    Jinghe YANG, Bojiang DING, Chenbin WU, Miaohui LI, Mao WANG, Liang LIU, Guanghou YAN. Numerical simulation study of lower hybrid wave scattering full-wave solution in scrap-off layer[J]. NUCLEAR TECHNIQUES, 2024, 47(5): 050016

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    Paper Information

    Category: Research Articles

    Received: Apr. 17, 2024

    Accepted: --

    Published Online: Jul. 8, 2024

    The Author Email: DING Bojiang (丁伯江), WU Chenbin (吴陈斌)

    DOI:10.11889/j.0253-3219.2024.hjs.47.050016

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology