The role of rectified currents in far-field RF sheaths and in SOL losses of HHFW power on NSTX

Autor: James R. Wilson, Michael Jaworski, Lane Roquemore, Nicola Bertelli, G. Taylor, R.E. Bell, Rory Perkins, G. J. Kramer, J. C. Hosea

Publikováno v: Nuclear Materials and Energy, Vol 12, Iss, Pp 283-288 (2017)

Radio-frequency (RF) rectification is an important sheath phenomenon for wave heating of plasma in fusion devices and is proposed to be the mechanism responsible for converting high-harmonic fast-wave (HHFW) power in the National Spherical Torus eXpe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a82cd182a6d62b0aa8ac9a6c5114a206
https://doi.org/10.1016/j.nme.2017.04.013

Development of slow and fast wave coupling and heating from the C-Stellarator to NSTX

Autor: J. C. Hosea

Publikováno v: EPJ Web of Conferences, Vol 157, p 02003 (2017)

A historical perspective on key discoveries which contributed to understanding the properties of coupling both slow and fast waves and the effects on plasma heating and current drive will be presented. Important steps made include the demonstration t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c53617f8afe2c224a832d6466cb19f4f
https://doaj.org/article/1bb32a5df8cd4cad8adeb7fed2a4d436

Investigation of energy confinement during ICRF heating on EAST

Autor: Yu Yang, Songqing Ju, Tetsuo Seki, Yu-Ming Lin, B. N. Wan, Ryuhei Kumazawa, K. Saito, Jiuyuan Li, Jinping Qian, Xianzu Gong, Yuzhou Mao, S.J. Wukitch, L. Wang, Shuai Yuan, Hiroshi Kasahara, Rory Perkins, G. Taylor, Zhe Chen, J. C. Hosea, Gen Chen, Yan Cheng, Chengming Qin, Xinjun Zhang, H. Yang, T. Zhang, Yanping Zhao, Jean-Marie Noterdaeme, Jinguang Wang, J. H. Zhang, Yong Song

Publikováno v: Plasma Physics and Controlled Fusion

A summary is given on recent experiments in L-mode with ion cyclotron resonance heating (ICRH) of hydrogen minority in deuterium plasmas on EAST. Experiments show a degradation of confinement with increasing power. Furthermore, the energy confinement

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a287306a32eecd594c6d316c84a8261e
https://hdl.handle.net/11858/00-001M-0000-002D-A14C-C11858/00-001M-0000-002D-A14E-8

Resolving interactions between ion-cyclotron range of frequencies heating and the scrape-off layer plasma in EAST using divertor probes

Autor: Chengming Qin, Z. P. Luo, J. C. Hosea, G. Taylor, Nicola Bertelli, Xueyang Zhang, L. Wang, G. J. Kramer, J. C. Xu, Rory Perkins

Publikováno v: Plasma Physics and Controlled Fusion. 61:045011

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9fb8b4d9403ba9e762b92e0817f23660
https://doi.org/10.1088/1361-6587/aaf69c

Overview of physics results from MAST

Autor: Choong-Seock Chang, Guoqin Yu, Guoyong Fu, Allen H. Boozer, Jong-Kyu Park, William Heidbrink, A. Bortolon, Stephen Jardin, S. Ethier, H.W. Kugel, Eugenio Schuster, Alexander Smirnov, Maxim Umansky, R. E. Bell, B. Stratton, David N. Ruzic, D.A. Humphreys, W. Davis, Calvin Domier, Nobuhiro Nishino, F. Jaeger, Brian Nelson, Y. Liang, C. Taylor, Ahmed Hassanein, Gennady V. Miloshevsky, David R. Smith, R. Nygren, W. X. Wang, J.R. Myra, D. S. Darrow, C.H. Skinner, Jean Paul Allain, J. Whaley, Leonid E. Zakharov, K.L. Wong, Mario Podesta, Robert Bastasz, Elena Belova, Roscoe White, Clarence Worth Rowley, H. Takahashi, P.T. Bonoli, T.S. Bigelow, William Dorland, Tobin Munsat, Masayuki Ono, Sergei Krasheninnikov, J. C. Hosea, Dennis L. Youchison, Z. Xia, E. Ruskov, S. S. Medley, J.R. Ferron, D. Russell, Ahmed Diallo, Richard Majeski, S. Ding, D.C. McCune, D. Zemlyanov, P. B. Snyder, Todd Evans, J.M. Bialek, H. F. Meyer, G. Taylor, T.K. Gray, G. Zimmer, O. Katsuro-Hopkins, B.P. LeBlanc, John Wright, M.G. Bell, J.A. Boedo, D. Mueller, William R. Wampler, M.J. Schaffer, D. J. Battaglia, D. Liu, R. J. Buttery, Aaron Sontag, Robert Kaita, Stanley Kaye, S. Kubota, Manfred Bitter, P. W. Ross, S.F. Paul, L. F. Delgado-Aparicio, Fred Levinton, G. Caravelli, Peter Beiersdorfer, Stewart Zweben, Yoshiki Hirooka, George McKee, Hyeon K. Park, B.G. Penaflor, G. Rewoldt, Dan Stutman, W. M. Solomon, Michael Jaworski, Thomas Jarboe, Yuichi Takase, Dylan Brennan, S.P. Gerhardt, John Berkery, J. Breslau, A. Pigarov, Jonathan Menard, John B Wilgen, T.S. Hahm, D.K. Mansfield, K. C. Lee, T.H. Osborne, T. Stoltzfus-Dueck, E. B. Hooper, Adam McLean, K. Indireshkumar, Xian-Zhu Tang, R. W. Harvey, C. K. Phillips, Naoki Tamura, J. Manickam, Neal Crocker, H. Yuh, R. Frazin, J. Kallman, D. Tsarouhas, Michael Finkenthal, R.J. Maqueda, Alan H. Glasser, R. Andre, Nikolai Gorelenkov, K. W. Hill, B. Hu, W. A. Peebles, B. McGeehan, H. Reimerdes, Valeryi Sizyuk, Jakub Urban, L.L. Lao, Kouji Shinohara, Chase N. Taylor, R. Wilson, R.J. La Haye, C.E. Kessel, Woochang Lee, S.A. Sabbagh, Joon-Wook Ahn, D. R. Mikkelsen, P.M. Ryan, Riccardo Betti, M. Menon, Vladimir Shevchenko, J. Kim, Kevin Tritz, Josef Preinhaelter, Y. Guo, E. Mazzucato, W. Guttenfelder, M.L. Walker, D.P. Stotler, Roger Raman, Rajesh Maingi, Filippo Scotti, V. A. Soukhanovskii, John Canik, D. A. D'Ippolito, R.J. Fonck, E.D. Fredrickson, Ker-Chung Shaing, J. Foley, Y. Ren, David Gates, Egemen Kolemen, Neville C. Luhmann, J.A. Leuer

Publikováno v: Nuclear Fusion, 51(9-S1):043007, 094013-1/10. Institute of Physics
Hendrik Meyer
Nuclear Fusion, 51, 094013

Major developments on the Mega Amp Spherical Tokamak (MAST) have enabled important advances in support of ITER and the physics basis of a spherical tokamak (ST) based component test facility (CTF), as well as providing new insight into underlying tok

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::08f1c8b71024eaf1ce3836372b4421de
https://doi.org/10.1088/0029-5515/51/9/094013