Zobrazeno 1 - 10
of 561
pro vyhledávání: '"A.W. Leonard"'
Autor:
V.A. Soukhanovskii, S.L. Allen, M.E. Fenstermacher, C.J. Lasnier, A.G. McLean, F. Scotti, E. Kolemen, A. Diallo, S. Gerhardt, S. Kaye, B.P. LeBlanc, R. Maingi, J.E. Menard, R. Raman, A.W. Hyatt, A.W. Leonard, T.H. Osborne
Publikováno v:
Nuclear Materials and Energy, Vol 41, Iss , Pp 101790- (2024)
Experimental data from NSTX and DIII-D discharges with the snowflake (SF) divertor configurations are analyzed toward the development of the X-point radiator (XPR) concept. The XPR divertor regime was recently realized in standard divertor configurat
Externí odkaz:
https://doaj.org/article/08177fe44b1c4eb99e50df2c96f68717
Publikováno v:
Nuclear Materials and Energy, Vol 41, Iss , Pp 101736- (2024)
The MAST-U tokamak has recently undergone upgrades to investigate any detachment advantages of the “Super-X Double-Null” magnetic configuration, a concept featuring up-down symmetry with two magnetic nulls and elongated divertor legs with strong
Externí odkaz:
https://doaj.org/article/985c45a191ce4fddbac233c0081ebeee
Autor:
H.Q. Wang, R.J. Hong, R. Groebner, X. Jian, T. Rhodes, A.W. Leonard, X. Ma, S. Mordijck, T. Wilks, Z. Yan, M.W. Shafer, F. Scotti, D. Truong, J. Ren, F. Laggner, B.A. Grierson, T.H. Osborne, D.M. Thomas, J.G. Watkins
Publikováno v:
Nuclear Fusion, Vol 64, Iss 12, p 126061 (2024)
DIII-D experiments have achieved promising core–edge integrated plasma scenarios which combine a high-temperature low-collisionality pedestal (pedestal top temperature T _e _,ped > 0.8 keV and collisionality ν * _ped < 1) with a partially detached
Externí odkaz:
https://doaj.org/article/fc6de35cf09b4036882afaef9d85e4e5
Autor:
J.R. Harrison, A. Aboutaleb, S. Ahmed, M. Aljunid, S.Y. Allan, H. Anand, Y. Andrew, L.C. Appel, A. Ash, J. Ashton, O. Bachmann, M. Barnes, B. Barrett, D. Baver, D. Beckett, J. Bennett, J. Berkery, M. Bernert, W. Boeglin, C. Bowman, J. Bradley, D. Brida, P.K. Browning, D. Brunetti, P. Bryant, J. Bryant, J. Buchanan, N. Bulmer, A. Carruthers, M. Cecconello, Z.P. Chen, J. Clark, C. Cowley, M. Coy, N. Crocker, G. Cunningham, I. Cziegler, T. Da Assuncao, Y. Damizia, P. Davies, I.E. Day, G.L. Derks, S. Dixon, R. Doyle, M. Dreval, M. Dunne, B.P. Duval, T. Eagles, J. Edmond, H. El-Haroun, S.D. Elmore, Y. Enters, M. Faitsch, F. Federici, N. Fedorczak, F. Felici, A.R. Field, M. Fitzgerald, I. Fitzgerald, R. Fitzpatrick, L. Frassinetti, W. Fuller, D. Gahle, J. Galdon-Quiroga, L. Garzotti, S. Gee, T. Gheorghiu, S. Gibson, K.J. Gibson, C. Giroud, D. Greenhouse, V.H. Hall-Chen, C.J. Ham, R. Harrison, S.S. Henderson, C. Hickling, B. Hnat, L. Howlett, J. Hughes, R. Hussain, K. Imada, P. Jacquet, P. Jepson, B. Kandan, I. Katramados, Y.O. Kazakov, D. King, R. King, A. Kirk, M. Knolker, M. Kochan, L. Kogan, B. Kool, M. Kotschenreuther, M. Lees, A.W. Leonard, G. Liddiard, B. Lipschultz, Y.Q. Liu, B.A. Lomanowski, N. Lonigro, J. Lore, J. Lovell, S. Mahajan, F. Maiden, C. Man-Friel, F. Mansfield, S. Marsden, R. Martin, S. Mazzi, R. McAdams, G. McArdle, K.G. McClements, J. McClenaghan, D. McConville, K. McKay, C. McKnight, P. McKnight, A. McLean, B.F. McMillan, A. McShee, J. Measures, N. Mehay, C.A. Michael, F. Militello, D. Morbey, S. Mordijck, D. Moulton, O. Myatra, A.O. Nelson, M. Nicassio, M.G. O’Mullane, H.J.C. Oliver, P. Ollus, T. Osborne, N. Osborne, E. Parr, B. Parry, B.S. Patel, D. Payne, C. Paz-Soldan, A. Phelps, L. Piron, C. Piron, G. Prechel, M. Price, B. Pritchard, R. Proudfoot, H. Reimerdes, T. Rhodes, P. Richardson, J. Riquezes, J.F. Rivero-Rodriguez, C.M. Roach, M. Robson, K. Ronald, E. Rose, P. Ryan, D. Ryan, S. Saarelma, S. Sabbagh, R. Sarwar, P. Saunders, O. Sauter, R. Scannell, T. Schuett, R. Seath, R. Sharma, P. Shi, B. Sieglin, M. Simmonds, J. Smith, A. Smith, V. A. Soukhanovskii, D. Speirs, G. Staebler, R. Stephen, P. Stevenson, J. Stobbs, M. Stott, C. Stroud, C. Tame, C. Theiler, N. Thomas-Davies, A.J. Thornton, M. Tobin, M. Vallar, R.G.L. Vann, L. Velarde, K. Verhaegh, E. Viezzer, C. Vincent, G. Voss, M. Warr, W. Wehner, S. Wiesen, T.A. Wijkamp, D. Wilkins, T. Williams, T. Wilson, H.R. Wilson, H. Wong, M. Wood, V. Zamkovska
Publikováno v:
Nuclear Fusion, Vol 64, Iss 11, p 112017 (2024)
Recent results from MAST Upgrade are presented, emphasising understanding the capabilities of this new device and deepening understanding of key physics issues for the operation of ITER and the design of future fusion power plants. The impact of MHD
Externí odkaz:
https://doaj.org/article/62bfb9a2df1a4c089aaf5aed50f1a433
Publikováno v:
Nuclear Fusion, Vol 64, Iss 10, p 106064 (2024)
Divertor heat flux and its correlation with pedestal parameters within various small edge localized mode (ELM) regimes, including high beta poloidal, type-II and ELMs with negative triangularity H-modes were investigated in DIII-D. The parallel energ
Externí odkaz:
https://doaj.org/article/e87e7bb873ec49ad95b306e1d8cb1a9c
Autor:
M. Groth, A.G. McLean, W.H. Meyer, A.W. Leonard, S.L. Allen, G. Corrigan, M.E. Fenstermacher, D. Harting, C.J. Lasnier, F. Scotti, H.Q. Wang, J.G. Watkins
Publikováno v:
Nuclear Materials and Energy, Vol 34, Iss , Pp 101372- (2023)
Comparisons of profiles of the electron temperature (Te), density (ne) and pressure (pe) measured with Divertor Thomson Scattering in DIII-D low-confinement mode discharges to predictions from the edge fluid code EDGE2D-EIRENE [1] show that the model
Externí odkaz:
https://doaj.org/article/70d310d405ea4912bf174a47bd30dba4
Publikováno v:
Nuclear Materials and Energy, Vol 34, Iss , Pp 101356- (2023)
A staged divertor program is currently under discussion to advance DIII-D research on core-edge integration. One phase could address optimization of power and particle exhaust, and supporting modeling of several slot divertor options is underway, inc
Externí odkaz:
https://doaj.org/article/2800983fbe35478e88052715f36acaf7
Autor:
H.Q. Wang, R. Hong, X. Jian, T.L. Rhodes, H.Y. Guo, A.W. Leonard, X. Ma, J.G. Watkins, J. Ren, B.A. Grierson, M.W Shafer, F. Scotti, T.H. Osborne, D.M. Thomas, Z. Yan
Publikováno v:
Nuclear Fusion, Vol 63, Iss 8, p 084002 (2023)
The integration of a high-performance core and a dissipative divertor, or the so-called ‘core–edge integration,’ has been widely identified as a critical gap in the design of future fusion reactors. In this letter, we report, for the first time
Externí odkaz:
https://doaj.org/article/bbf9c234eaf04c6fa854d09a4273de67
Autor:
H.Q. Wang, D.M. Thomas, A.W. Leonard, X.X. Ma, H.Y. Guo, A.L. Moser, J.G. Watkins, F. Scotti, C. Lasnier, M.E. Fenstermacher, A.G. McLean, M.W. Shafer, B. Grierson, J. Ren, T.H. Osborne
Publikováno v:
Nuclear Fusion, Vol 63, Iss 4, p 046004 (2023)
Experiments performed in DIII-D demonstrate that higher plasma current and heating power combined with impurity seeding facilitate the achievement of divertor detachment with a higher pedestal pressure and higher plasma performance in H-mode plasmas
Externí odkaz:
https://doaj.org/article/4ca1d50575f1410fbbb87131d7d1f476
Autor:
T.W. Petrie, B. Grierson, T.H. Osborne, F. Turco, S.L. Allen, M.E. Fenstermacher, J.R. Ferron, H.Y. Guo, E. Hinson, R. La Haye, C.J. Lasnier, A.W. Leonard, T.C. Luce, C. Petty, D. Thomas, B. Victor, H. Wang, J.G. Watkins
Publikováno v:
Nuclear Materials and Energy, Vol 19, Iss , Pp 267-272 (2019)
Actively enhancing plasma radiated power has been used to reduce divertor heat flux in high power, high-performance double null divertor (DND) and near-DND plasmas in DIII-D, while at the same time maintaining acceptable energy confinement. One form
Externí odkaz:
https://doaj.org/article/ca75c132c26c4712aabdb3b4e811276f