Search Results - "the DIII-D Team"

In-situ coating of silicon-rich films on tokamak plasma-facing components with real-time Si material injection by Effenberg, Florian, Abe, Shota, Sinclair, Gregory, Abrams, Tyler, Bortolon, Alessandro, Wampler, William R, Laggner, Florian M, Rudakov, Dmitry L, Bykov, Igor, Lasnier, Charles J, Mauzey, David, Nagy, Alexander, Nazikian, Raffi, Scotti, Filippo, Wang, Huiqian, Wilcox, Robert S, Team, the DIII-D

“…Nucl. Fusion 63 106004 (2023) Experiments have been conducted in the DIII-D tokamak to explore the in-situ growth of silicon-rich layers as a potential…”
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Mitigation of plasma-wall interactions with low-Z powders in DIII-D high confinement plasmas by Effenberg, Florian, Bortolon, Alessandro, Casali, Livia, Nazikian, Raffi, Bykov, Igor, Scotti, Filippo, Wang, Huiqian Q, Fenstermacher, Max E, Lunsford, Robert, Nagy, Alexander, Grierson, Brian A, Laggner, Florian M, Maingi, Rajesh, Team, the DIII-D

“…Nucl. Fusion 62 106015 (2022) Experiments with low-Z powder injection in DIII-D high confinement discharges demonstrated increased divertor dissipation and…”
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Deep convolutional neural networks for multi-scale time-series classification and application to disruption prediction in fusion devices by Churchill, R. M, team, the DIII-D

“…The multi-scale, mutli-physics nature of fusion plasmas makes predicting plasma events challenging. Recent advances in deep convolutional neural network…”
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Variation in particle pumping due to changes in topology in high performance DIII-D plasmas by Petrie, T.W., Brooks, N.H., Fenstermacher, M.E., Greenfield, C.M., Groth, M., Hyatt, A.W., Leonard, A.W., Mahdavi, M.A., Porter, G.D., Rensink, M.E., Schaffer, M.J., Wade, M.R., Watkins, J.G., Wolf, N.S., The DIII–D Team

“…Recent experiments on DIII-D point to the importance of two factors in determining the rate at which deuterium particles can be pumped at the divertor…”
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Gyrokinetic analysis and simulation of pedestals, to identify the culprits for energy losses using fingerprints by Kotschenreuther, M, Liu, X, Hatch, D. R, Mahajan, S, Zheng, L, Diallo, A, Groebner, R, TEAM, the DIII-D, Hillesheim, J. C, Maggi, C. F, Giroud, C, Koechl, F, Parail, V, Saarelma, S, Solano, E, Contributors, JET, Chankin, A

“…Fusion performance in tokamaks hinges critically on the efficacy of the Edge Transport Barrier (ETB) at suppressing energy losses. The new concept of…”
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Inter-ELM pedestal turbulence dynamics dependence on q95 and temperature gradient by Yan, Z., McKee, G.R., Xia, J., Jian, X., Groebner, R., Rhodes, T., Barada, K., Haskey, S., Chen, J., Banerjee, S., Laggner, F.

“…Abstract A series of dedicated experiments from DIII-D tokamak provide spatially and temporally resolved measurements of electron density and temperature, and…”
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Plasma performance and operational space with an RMP-ELM suppressed edge by Paz-Soldan, C., Gu, S., Leuthold, N., Lunia, P., Xie, P., Kim, M.W., Kim, S.K., Logan, N.C., Park, J.-K., Suttrop, W., Sun, Y., Weisberg, D.B., Willensdorfer, M.

“…Abstract The operational space and global performance of plasmas with edge-localized modes (ELMs) suppressed by resonant magnetic perturbations (RMPs) are…”
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In-situ coating of silicon-rich films on tokamak plasma-facing components with real-time Si material injection by Effenberg, F., Abe, S., Sinclair, G., Abrams, T., Bortolon, A., Wampler, W.R., Laggner, F.M., Rudakov, D.L., Bykov, I., Lasnier, C.J., Mauzey, D., Nagy, A., Nazikian, R., Scotti, F., Wang, H.Q., Wilcox, R.S.

“…Abstract Experiments have been conducted in the DIII-D tokamak to explore the in-situ growth of silicon-rich layers as a potential technique for real-time…”
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First high-power helicon results from DIII-D by Pinsker, R.I., Van Compernolle, B., Tang, S.X., Lestz, J.B., Moeller, C.P., Petty, C.C., Dupuy, A., Squire, J.P., Garofalo, A.M., Porkolab, M., Rost, J.C., Baek, S.G., Nagy, A., Chowdhury, S., Crocker, N.A., Degrandchamp, G.H., McLean, A.G., Gage, K.R., Marinoni, A., Martin, E.H., Ronchi, G.

“…Abstract More than 0.6 MW of rf power at 476 MHz has been coupled to DIII-D plasmas by launching helicon (whistler) waves with a traveling-wave antenna…”
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Observation of peak neoclassical toroidal viscous force in the DIII-D tokamak by Cole, A J, Callen, J D, Solomon, W M, Garofalo, A M, Hegna, C C, Lanctot, M J, Reimerdes, H

“…Observation of a theoretically predicted peak in the neoclassical toroidal viscosity (NTV) force as a function of toroidal plasma rotation rate Ω is reported…”
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Correlation of the L-mode density limit with edge collisionality by Maris, Andrew, Rea, Cristina, Pau, Alessandro, Hu, Wenhui, Xiao, Bingjia, Granetz, Robert, Marmar, Earl, team, the EUROfusion Tokamak Exploitation, team, the Alcator C-Mod, team, the ASDEX Upgrade, team, the DIII-D, team, the EAST, team, the TCV

“…The "density limit" is one of the fundamental bounds on tokamak operating space, and is commonly estimated via the empirical Greenwald scaling. This limit has…”
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Quiescent Double Barrier Regime in the DIII-D Tokamak by Greenfield, C. M., Burrell, K. H., DeBoo, J. C., Doyle, E. J., Stallard, B. W., Synakowski, E. J., Fenzi, C., Gohil, P., Groebner, R. J., Lao, L. L., Makowski, M. A., McKee, G. R., Moyer, R. A., Rettig, C. L., Rhodes, T. L., Pinsker, R. I., Staebler, G. M., West, W. P., the DIII-D Team

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ELM-induced plasma transport in the DIII-D SOL by Boedo, J.A., Rudakov, D.L., Hollmann, E.M., Moyer, R.A., McKee, G.R., Burrell, K., Evans, T.E., Leonard, A.W., West, W.P., Fenstermacher, M.E., Groth, M., Allen, S.L., Zeng, L., Wang, G., Watkins, J.G.

“…High temporal and spatial resolution measurements in the boundary of the DIII-D tokamak show that edge localized modes (ELMs) are composed of fast bursts of…”
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Measured signatures of low energy, physical sputtering in the line shape of neutral carbon emission by Brooks, N.H., Isler, R.C., Whyte, D.G., Fenstermacher, M.E., Groebner, R.J., Stangeby, P.C., W.W.Heidbrink, Jackson, G.L., Mahdavi, M.A., West, W.P.

“…The most important mechanisms for introducing carbon into the DIII-D divertors [J.L. Luxon, Nucl. Fusion 42 (2002) 614] are physical and chemical sputtering…”
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Statistical analysis of $m/n$ = 2/1 locked and quasi-stationary modes with rotating precursors at DIII-D by Sweeney, R, Choi, W, La Haye, R. J, Mao, S, Olofsson, K. E. J, Volpe, F. A, Team, the DIII-D

“…A database has been developed to study the evolution, the nonlinear effects on equilibria, and the disruptivity of locked and quasi-stationary modes with…”
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High internal inductance improved confinement H-mode discharges obtained with an elongation ramp technique in the DIII-D Tokamak by LAO, L. L, FERRON, J. R, JAMES, R, LAZARUS, E. A, OSBORNE, T. H, SAINT JOHN, H, STRAIT, E. J, THOMPSON, S. J, TURNBULL, A. D, WROBLEWSKI, D, ZOHM, H, TEAM, D.-D, TAYLOR, T. S, BURRELL, K. H, CHAN, V. S, CHU, M. S, DEBOO, J. C, DOYLE, E. J, GREENFIELD, C. M, GROEBNER, R. J

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High internal inductance improved confinement [ital H]-mode discharges obtained with an elongation ramp technique in the DIII-D tokamak by Lao, L.L., Ferron, J.R., Taylor, T.S., Burrell, K.H., Chan, V.S., Chu, M.S., DeBoo, J.C., Doyle, E.J., Greenfield, C.M., Groebner, R.J., James, R., Lazarus, E.A., Osborne, T.H., St.John, H., Strait, E.J., Thompson, S.J., Turnbull, A.D., Wroblewski, D., Zohm, H., The DIII-D Team

“…High confinement mode ([ital H]-mode) discharges with peaked toroidal current density profile (high internal inductance, [ital l][sub [ital i]]) and improved…”
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