Papers

Upgrade of the helically symmetric experiment Thomson scattering diagnostic suite

Posted on 2022-11-04

W. R. Goodman, E. R. Scott, Z. Keith, L. Singh, D. T. Anderson
HSX Plasma Laboratory, University of Wisconsin, Madison, Wisconsin 53703, USA

File: Upgrade-of-the-helically-symmetric-experiment-thomson-scattering-diagnostic-suite_Goodman_Scott_Keith_et-al_2022.pdf

Review of Scientific Instruments, Volume 93, 2002
W. R. Goodman, E. R. Scott, Z. Keith, L. Singh, D. T. Anderson
HSX Plasma Laboratory, University of Wisconsin, Madison, Wisconsin 53703, USA

Parallel flow driven by electron cyclotron heating in the helically symmetric experiment

Posted on 2022-11-02

Y. Yamamoto, S. Murakami, C. C. Chang
Department of Nuclear Engineering, Kyoto University, Japan
S. T. A. Kumar, J. N. Talmadge, K. M. Likin, D. T. Anderson
HSX Plasma Lab, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, USA

File: Parallel-flow-driven-by-electron-cyclotron-heating-in-HSX_Yamamoto_et-al_2022.pdf

Nuclear Fusion, Volume 62, 2022
Y. Yamamoto, S. Murakami, C. C. Chang
Department of Nuclear Engineering, Kyoto University, Japan
S. T. A. Kumar, J. N. Talmadge, K. M. Likin, D. T. Anderson
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI 53706

Estimation of the j x B force produced by electron cyclotron heating in HSX plasma

Posted on 2021-12-23

Plasma and Fusion Research, Volume 14, 2019
Y. Yamamoto, S. Murakami, C.-C. Chang
Kyoto University, Kyoto, Japan
S. T. A. Kumar, J. N. Talmadge, K. Likin, D. T. Anderson
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI, USA

File: Estimation-of-the-j-x-B-force-produced-by-electron-cyclotron-heating-in-HSX-plasma_Yamamoto_et-al_2019.pdf

Saturation and nonlinear electromagnetic stabilization of ITG turbulence

Posted on 2021-12-23

Physics of Plasmas, Volume 26, August 2019
G. G. Whelan, P. W. Terry, I. J. McKinney
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI, USA
M. J. Pueschel
Institute for Fusion Studies, University of Texas at Austin, Austin, TX, USA
J. Citrin
DIFFER-Dutch Institute for Fundamental Energy Research, 5612 AJ Eindhoven, The Netherlands
W. Guttenfelder
Princeton Plasma Physics Laboratory, Princeton, NJ, USA
H. Doerk
Max-Planck Institut für Plasmaphysik, 85748 Garching, Germany

File: Saturation-and-nonlinear-electromagnetic-stabilization-of-ITG-turbulence_Whelan_et-al_2019.pdf

Stellarator equilibria with reactor relevant energetic particle losses

Posted on 2021-12-23

Journal of Plasma Physics, Volume 85, October 2019
A. Bader, D. T. Anderson, B. J. Faber, C. C. Hegna, K. M. Likin, J. N. Talmadge
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI, USA
M. Drevlak
IPP-Greifswald, Greifswald, Germany
J. C. Schmitt
Auburn University, Auburn, AL, USA

File: Stellarator-equilibria-with-reactor-relevant-energetic-particle-losses_Bader_et-al_2019.pdf

Optimization of finite-build stellarator coils

Posted on 2021-12-23

Journal of Plasma Physics, Volume 86, August 2020
L. Singh, T. G. Kruger, A. Bader, D. T. Anderson
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI, USA
C. Zhu, S. R. Hudson
Princeton Plasma Physics Laboratory, Princeton University, Princeton, NJ, USA

File: Optimization-of-finite-build-stellarator-coils_Singh_et-al_2020.pdf

Advancing the physics basis for quasi-helically symmetric stellarators

Posted on 2021-12-23

Journal of Plasma Physics, Volume 86, October 2020
A. Bader, B. J. Faber, J. M. Duff, H. Frerichs, C. C. Hegna, I. J. McKinney
Department of Engineering Physics, University of Wisconsin-Madison, Madison, WI, USA
J. C. Schmitt
Department of Physics, Auburn University, Auburn, AL, USA
D. T. Anderson, T. G. Kruger, L. Singh
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI, USA
M. Drevlak
Max-Planck Institute for Plasma Physics, Greifswald, Germany
M. Landreman
Institute for Research in Electronics and Applied Physics, University of Maryland, College Park, MD, USA
J. M. Schroeder, P. W. Terry
Department of Physics, University of Wisconsin-Madison, Madison, WI, USA
A. S. Ware
Department of Physics and Astronomy, University of Montana, Missoula, MT, USA

File: Advancing-the-physics-basis-for-quasi-helically-symmetric-stellarators_Bader_et-al_2020.pdf

Constrained stellarator coil curvature optimization with FOCUS

Posted on 2021-12-22

Journal of Plasma Physics, Volume 87, Issue 2, April 2021
T. G. Kruger, A. Bader, D. T. Anderson, L. Singh
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI 53706
C. Zhu
Princeton Plasma Physics Laboratory, Princeton, NJ, USA

File: Constrained-stellarator-coil-curvature-optimization-with-FOCUS_Kruger_et-al_2021.pdf

Comparison of local and global gyrokinetic calculations of collisionless zonal flow damping in quasi-symmetric stellarators

Posted on 2021-12-22

Physics of Plasmas, Volume 28, April 2021
J. Smoniewski, J. N. Talmadge
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI 53706
E. Sánchez, I. Calvo
Laboratorio Nacional de Fusión, CIEMAT, 28040 Madrid, Spain
M. J. Pueschel
Dutch Institute for Fundamental Energy Research, 5612 AJ Eindhoven, The Netherlands
Eindhoven University of Technology, 5600 MB Eindhoven, The Netherlands
Institute for Fusion Studies, University of Texas at Austin, Austin, TX, USA

File: Comparison-of-local-and-global-gyrokinetic-calculations-of-collisionless-zonal-flow-damping-in-quasi-symmetric-stellarators_Smoniewski_et-al_2021.pdf

Development of beam emission spectroscopy in the helically symmetric experiment stellarator

Posted on 2021-12-22

Review of Scientific Instruments, Volume 92, June 2021
S. Kobayashi, S. Ohshima
Institute of Advanced Energy, Kyoto University, Uji, Kyoto 611-0011, Japan
S. T. A. Kumar, F. S. B. Anderson, C. B. Deng, K. M. Likin, J. N. Talmadge, D. T. Anderson
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI 53706
C. B. Deng
Department of Physics, University of California, Los Angeles, California, USA

File: Development-of-beam-emission-spectroscopy-in-the-helically-symmetric-experiment-stellarator_Kobayashi_et-al_2021.pdf

Modeling of energetic particle transport in optimized stellarators

Posted on 2021-12-22

Nuclear Fusion, Volume 61, October 2021
A. Bader, D. T. Anderson, B. J. Faber, C. C. Hegna
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI 53706
M. Drevlak, S. Henneberg
Max-Planck Institut für Plasmaphysik, Greifswald, Germany
M. Landreman
University of Maryland, College Park, MD, USA
J. C. Schmitt
Auburn University, Auburn, AL, USA
Y. Suzuki
Hiroshima University, Higashi-Hiroshima, Japan
A. Ware
University of Montana, Missoula, MT, USA

File: Modeling-of-energetic-particle-transport-in-optimized-stellarators_Bader_et-al_2021.pdf

Gyrokinetic simulations in stellarators using different computational domains

Posted on 2021-12-22

Nuclear Fusion, Volume 61, October 2021
E. Sánchez, J. M. García-Regaña, A. González-Jerez, I. Calvo
Laboratorio Nacional de Fusión/CIEMAT, Avda Complutense 40, 28040, Madrid, Spain
A. Bañón Navarro
Max-Planck Institut für Plasmaphysik, Garching, Germany
J. H. E. Proll, C. Mora Moreno
Department of Applied Physics, Eindhoven University of Technology, Eindhoven, Netherlands
R. Kleiber, J. Riemann
Max-Planck Institut für Plasmaphysik, Greifswald, Germany
J. Smoniewski
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI 53706
M. Barnes, F. I. Parra
Rudolf Peierls Centre for Theoretical Physics, University of Oxford, Oxford, United Kingdom

File: Gyrokinetic-simulations-in-stellarators-using-different-computational-domains_Sanchez_et-al_2021.pdf

Improving the stellarator through advances in plasma theory

Posted on 2021-12-22

Nuclear Fusion, Volume 61, September 2021 (Accepted)
C. C. Hegna, D. T. Anderson, A. Bader, T. A. Bechtel, J. M. Duff, B. J. Faber, T. G. Kruger, I. J. McKinney, P. W. Terry
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI 53706
A. Bhattacharjee, M. Cole, S. R. Hudson, E. Paul, M. Zarnstorff, C. Zhu
Princeton Plasma Physics Laboratory, Princeton, NJ, USA
M. Drevlak
Max-Planck Institut für Plasmaphysik, Greifswald, Germany
M. Kotschenreuther
University of Texas, Austin, TX, USA
M. Landreman
University of Maryland, College Park, MD, USA
M. J. Pueschel
Eindhoven University of Technology, Eindhoven, The Netherlands
Dutch Institute for Fundamental Energy Research, Eindhoven, The Netherlands
J. S. Schmitt
Department of Physics, Auburn University, Auburn, AL, USA
A. S. Ware
Department of Physics, University of Montana, Missoula, MT, USA

Laser blow-off with photodiode detection system at the helically symmetric experiment

Posted on 2021-12-22

Journal of Instrumentation, Volume 16, November 2021
J. F. Castillo, C. Clark, A. Bader, K. M. Likin, D. T. Anderson, B. Geiger, S. T. A. Kumar, and C. Swee
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI 53706

File: Laser-blowoff-with-photodiode-detection-system-at-the-helically-symmetric-experiment_Castillo_et-al_2021.pdf

Impurity transport studies at the HSX stellarator using active and passive CVI spectroscopy

Posted on 2021-12-22

Plasma Physics and Controlled Fusion, Volume 64, November 2022
C. Swee, B. Geiger, S. T. A. Kumar, J. F. Castillo, A. Bader, and M. Gerard
HSX Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, WI 53706
R. Dux
Max-Planck Institute for Plasma Physics, Boltzmannstr. 2, 85748 Garching, Germany

File: Impurity-transport-studies-at-the-HSX-stellarator-using-active-and-passive-CVI-spectroscopy_Swee_et-al_2022.pdf

Simulation Study of Neutral Beam Injection Heating in the HSX Plasma

Posted on 2020-07-26

Plasma and Fusion Research, Volume 14, Issue 7
Y. Morishita and S. Murakami
Kyoto University, Kyoto 615-8530, Japan
K. Likin and D.T. Anderson
HSX Stellarator, University of Wisconsin-Madison, Madison, WI, USA

File: DTA_NBI_HSX.pdf

The Effects of Edge Magnetic Structure on Particle Fueling and Exhaust in the HSX and W7-X Stellarators

Posted on 2020-07-16

Dissertation submitted in October 2017
Laurie Stephey
HSX Stellarator, University of Wisconsin-Madison, Madison, WI, USA

File: The-effects-of-edge-magnetic-structure-on-particle-fueling-and-exhaust-in-the-HSX-and-W7-X-Stellarators.pdf

Dissertation submitted in October 2017
Laurie Stephey
HSX Stellarator, University of Wisconsin-Madison, Madison, WI, USA

Heat Transport Experiments on the HSX Stellarator

Posted on 2020-07-16

Dissertation submitted in December of 2014
Gavin Weir
HSX Stellarator, University of Wisconsin - Madison, Madison, WI, USA

File: Heat-transport-experiments-on-the-HSX-stellarator.pdf

Dissertation submitted in December of 2014
Gavin Weir
HSX Stellarator, University of Wisconsin – Madison, Madison, WI, USA

Intrinsic Plasma Rotation and Reynolds Stress at the Plasma Edge in the HSX Stellarator

Posted on 2020-07-16

Dissertation submitted in December of 2014
Robert Wilcox
HSX Stellarator, University of Wisconsin-Madison, Madison, WI, USA

File: Intrinsic-Plasma-Rotation-and-Reynolds-Stress-at-the-Plasma-Edge-in-the-HSX-Stellarator.pdf

Dissertation submitted in December of 2014
Robert Wilcox
HSX Stellarator, University of Wisconsin-Madison, Madison, WI, USA

Flow Velocity Measurements Using ChERS in the HSX Stellarator

Posted on 2020-07-16

Contributions to Plasma Physics, Volume 50, Issue 8
A. Briesemeister, K. Zhai, D. T. Anderson, F. S. B. Anderson, J. Lore, and J. N. Talmadge
HSX Stellarator, University of Wisconsin-Madison, Madison, WI, USA

File: Flow-Velocity-Measurements-Using-ChERS-in-the-HSX-Stellarator.pdf

Comparison of the Flows and Radial Electric Field in the HSX Stellarator to Neoclassical Calculations

Posted on 2020-07-16

Plasma Physics and Controlled Fusion, Volume 55, Issue 12
A. Briesemeister, K. Zhai, D.T. Anderson, F.S.B. Anderson and J.N. Talmadge
HSX Stellarator, University of Wisconsin-Madison, Madison, WI, USA

File: Comparison-of-the-flows-and-radial-electric-field-in-the-HSX-stellarator-to-neoclassical-calculations.pdf

Modeling and Measurement of Toroidal Currents in the HSX Stellarator

Posted on 2020-07-16

Contributions to Plasma Physics, Volume 50, Issue 8
J.C. Schmitt, J.N. Talmadge, and J. Lore
HSX Stellarator, University of Wisconsin-Madison, Madison, WI, USA

File: Modeling-and-Measurement-of-Toroidal-Currents-in-the-HSX-Stellarator.pdf

Contributions to Plasma Physics, Volume 50, Issue 8
J.C. Schmitt, J.N. Talmadge, and J. Lore
HSX Stellarator, University of Wisconsin-Madison, Madison, WI, USA

3-D Equilibrium Reconstruction in the HSX Stellarator

Posted on 2020-07-16

Dissertation submitted in 2011
John Schmitt
HSX Stellarator, University of Wisconsin-Madison, Madison, WI, USA

File: 3-D-Equilibrium-Reconstruction-in-the-HSX-Stellarator.pdf

Dissertation submitted in 2011
John Schmitt
HSX Stellarator, University of Wisconsin-Madison, Madison, WI, USA

Superthermal Electron Dynamics in the HSX Stellerator

Posted on 2020-07-16

Dissertation submitted in December, 2005
Ali Elsayed Ali Ibrahim Abdou
HSX Stellarator, University of Wisconsin-Madison, Madison, Wisconsin, USA

File: Superthermal-Electron-Dynamics-in-the-HSX.-Stellerator.pdf

Dissertation submitted in December, 2005
Ali Elsayed Ali Ibrahim Abdou
HSX Stellarator, University of Wisconsin-Madison, Madison, Wisconsin, USA

Measurement and Modeling of Electrode Biased Discharges in the HSX Stellarator

Posted on 2020-07-16

Presented at the 2004 IAEA Fusion Energy Conference, Vilamoura, Portugal, paper EX/8-3.
S.P. Gerhardt, A.F. Almagri, D.T. Anderson, F.S.B. Anderson, J.M. Canik, C. Deng, W. Guttenfelder, K.M. Likin, V. Sakaguchi, J.N. Talmadge, K. Zhai
HSX Stellarator, University of Wisconsin-Madison, USA
D. Brower
Electrical Engineering Department, University of California, Los Angeles, USA

File: Measurement-and-Modeling-of-Electrode-Biased-Discharges-in-the-HSX-Stellarator.pdf

Presented at the 2004 IAEA Fusion Energy Conference, Vilamoura, Portugal, paper EX/8-3
S.P. Gerhardt, A.F. Almagri, D.T. Anderson, F.S.B. Anderson, J.M. Canik, C. Deng, W. Guttenfelder, K.M. Likin, V. Sakaguchi, J.N. Talmadge, K. Zhai
HSX Stellarator, University of Wisconsin-Madison, USA
D. Brower
Electrical Engineering Department, University of California, Los Angeles, USA

HSX as an example of a resilient non-resonant divertor

Posted on 2020-06-16

Physics of Plasmas, Volume 24, Issue 3, March 2017
A Bader, C. C. Hegna
Department of Engineering Physics, University of Wisconsin-Madison, Madison, WI, 53706
J. C. Schmitt
Department of Electrical and Computer Engineering, University of Wisconsin - Madison, Madison, WI, 53706
A.H. Boozer
Fu Foundation School of Engineering and Applied Science, Columbia University, New York City, NY, 10027
S.A. Lazerson
Princeton Plasma Physics Laboratory, Princeton University, Princeton, New Jersey

File: HSX-as-an-example-of-a-resilient-non-resonant-divertor.pdf

Physics of Plasmas, Volume 24, Issue 3, March 2017
A Bader, C. C. Hegna
Department of Engineering Physics, University of Wisconsin-Madison, Madison, WI, 53706
J. C. Schmitt
Department of Electrical and Computer Engineering, University of Wisconsin – Madison, Madison, WI, 53706
A.H. Boozer
Fu Foundation School of Engineering and Applied Science, Columbia University, New York City, NY, 10027
S.A. Lazerson
Princeton Plasma Physics Laboratory, Princeton University, Princeton, New Jersey

Return to Physics of Plasmas 2017 Publications

A motional Stark effect diagnostic analysis routine for improved resolution of iota in the core of the large helical device

Posted on 2020-06-16

Review of Scientific Instruments, Volume 88, Issue 9, September 2017
T. J. Dobbins
HSX Stellarator, University of Wisconsin - Madison, Madison, Wisconsin, 53706
T. Kobayashi
Graduate School of Engineering Sciences, Kyushu University, Fukuoka, Kyushu, 819-0395, Japan
M. Yoshida
Department of Electronic and Electrical Engineering, Kindai University, Higashiosaka, Osaka 577-8502, Japan
K. Ida, Y. Suzuki, M. Yoshinuma, C. Suzuki
National Institute for Fusion Science, Toki, Gifu 509-5202, Japan

File: A-motional-Stark-effect-diagnostic-analysis-routine-for-improved-resolution-of-iota-in-the-core-of-the-large-helical-devic.pdf

Review of Scientific Instruments, Volume 88, Issue 9, September 2017
T. J. Dobbins
HSX Stellarator, University of Wisconsin – Madison, Madison, Wisconsin, 53706, USA
T. Kobayashi
Graduate School of Engineering Sciences, Kyushu University, Fukuoka, Kyushu, 819-0395, Japan
M. Yoshida
Department of Electronic and Electrical Engineering, Kindai University, Higashiosaka, Osaka 577-8502, Japan
K. Ida, Y. Suzuki, M. Yoshinuma, C. Suzuki
National Institute for Fusion Science, Toki, Gifu 509-5202, Japan

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Development of a 3-D visible limiter imaging system for the HSX stellarator

Posted on 2020-06-16

Review of Scientific Instruments, Volume 88, Issue 12, December 2017
C. Buelo, D. Eisert
Synchrotron Radiation Center, University of Wisconsin - Madison, Madison, Wisconsin, 53706
F.S.B. Anderson, D.T. Anderson
Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, Wisconsin, 53706
L. Stephey
Data Analytics and Service Group, Lawrence Berkeley National Laboratory, Berkeley, California, 94720

File: Development-of-a-3-D-visible-limiter-imaging-system-for-the-HSX-stellarator.pdf

Review of Scientific Instruments, Volume 88, Issue 12, December 2017

C. Buelo, D. Eisert
Synchrotron Radiation Center, University of Wisconsin – Madison, Madison, Wisconsin, 53706
F.S.B. Anderson, D.T. Anderson
Department of Electrical and Computer Engineering, University of Wisconsin – Madison, Madison, Wisconsin, 53706
L. Stephey
Data Analytics and Service Group, Lawrence Berkeley National Laboratory, Berkeley, California, 94720

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Determination of radial electric field from Pfirsch-Schluter flows in the HSX stellarator

Posted on 2020-06-16

Nuclear Fusion, Volume 57, February 2017
S. T. A. Kumar, J. N. Talmadge, T. J. Dobbins, F. S. B. Anderson, K. M. Likin and D. T. Anderson
HSX Plasma Laboratory, Univ. of Wisconsin, Madison, USA

File: Determination-of-radial-electric-field-from-Pfirsch-Schluter-flows-in-the-HSX-stellarato.pdf

Nuclear Fusion, Volume 57, February 2017

S. T. A. Kumar, J. N. Talmadge, T. J. Dobbins, F. S. B. Anderson, K. M. Likin and D. T. Anderson
HSX Plasma Laboratory, Univ. of Wisconsin, Madison, USA

Return to Nuclear Fusion 2017 Publications

Calculations of neoclassical viscous damping on flux surfaces near magnetic islands in the Helically Symmetric Experiment

Posted on 2020-01-14

Physics of Plasmas, Volume 12, Issue 1, January 2005
S.P. Gerhardt, D.T. Anderson, J.N. Talmadge
HSX Plasma Laboratory, University of Wisconsin-Madison, Madison, Wisconsin 53703

File: Calculations-of-neoclassical-viscous-damping-on-flux-surfaces-near-magnetic-islands-in-the-Helically-Symmetric-Experiment_Gerhardt_Anderson-DT_Talmadge_2005.pdf

Physics of Plasmas, Volume 12, Issue 1, January 2005
S.P. Gerhardt, D.T. Anderson, J.N. Talmadge
HSX Plasma Laboratory, University of Wisconsin-Madison, Madison, Wisconsin 53703

Return to Physics of Plasmas 2005 publications

Measurements and modeling of plasma flow damping in the Helically Symmetric eXperiment

Posted on 2020-01-14

Physics of Plasmas, Volume 12, Issue 5, May 2005
S. P. Gerhardt, J. N. Talmadge, J. M. Canik, D. T. Anderson
HSX Plasma Laboratory, University of Wisconsin-Madison, Madison, Wisconsin 53706

File: Measurement-and-modeling-of-plasma-flow-damping-in-HSX_Gerhardt_Talmadge_Canik_Anderson-DT_2005.pdf

Physics of Plasmas, Volume 12, Issue 5, May 2005
S. P. Gerhardt, J. N. Talmadge, J. M. Canik, D. T. Anderson
HSX Plasma Laboratory, University of Wisconsin-Madison, Madison, Wisconsin 53706

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Edge turbulence measurements in electron-heated Helically Symmetric Experiment plasmas

Posted on 2020-01-14

Physics of Plasmas, Volume 16, Issue 8, August 2009
W. Guttenfelder, D. T. Anderson, F. S. B. Anderson, K. M. Likin, J. N. Talmadge
Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, Wisconsin 53706, USA
J. M. Canik
Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA

Return to Physics of Plasmas 2009 publications

SIESTA: A scalable iterative equilibrium solver for toroidal applications

Posted on 2020-01-14

Physics of Plasmas, Volume 18, Issue 6, June 2011
S. P. Hirshman
Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831-0117, USA
R. Sanchez
Departamento de Fisica, Universidad Carlos III de Madrid, Leganes 28021, Spain
C. R. Cook
University of Wisconsin at Madison, Madison, Wisconsin 53706, USA

File: SIESTA_PoP_2011.pdf

Return to Physics of Plasmas 2011 publications

Internal electron transport barrier due to neoclassical ambipolarity in the Helically Symmetric Experiment

Posted on 2020-01-14

Physics of Plasmas, Volume 17, Issue 5, May 2010
J. Lore, A. Briesemeister, D. T. Anderson, F. S. B. Anderson, K. M. Likin, J. N. Talmadge, K. Zhai
Department of Electrical and Computer Engineering, University of Wisconsin - Madison, Madison, Wisconsin 53706, USA
W. Guttenfelder
Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
C. B. Deng
Department of Physics, University of California - Los Angeles, Los Angeles, California 90024, USA
D. A. Spong
Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA

File: Internal-electron-transport-barrier-due-to-neoclassical-ambipolarity-in-the-Helically-Symmetric-Experiment_Lore_Guttenfelder_et-al_2010.pdf

Physics of Plasmas, Volume 17, Issue 5, May 2010
J. Lore, A. Briesemeister, D. T. Anderson, F. S. B. Anderson, K. M. Likin, J. N. Talmadge, K. Zhai
Department of Electrical and Computer Engineering, University of Wisconsin – Madison, Madison, Wisconsin 53706, USA
W. Guttenfelder
Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
C. B. Deng
Department of Physics, University of California – Los Angeles, Los Angeles, California 90024, USA
D. A. Spong
Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA

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Fluctuation-induced transport and poloidal rotation in the interchangeable module stellarator

Posted on 2020-01-14

Physics of Plasmas, Volume 5, Issue 11, November 1993
P. G. Matthews, D. T. Anderson, F. S. 6. Anderson, J. L. Shohet, J. N. Talmadge
Torsatron/Stellarator Laboratory, University of Wisconsin-Madison, Madison, Wisconsin 53706

File: Fluctuation-induced-transport-and-poloidal-rotation-in-the-interchangeable-module-stellarator_Matthews_Anderson-DT_Anderson-FSB_Shohet_Talmadge_1993.pdf

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Modeling, measurement, and 3-D equilibrium reconstruction of the bootstrap current in the Helically Symmetric Experiment

Posted on 2020-01-14

Physics of Plasmas, Volume 21, Issue 9, September 2014
J. C. Schmitt, J. N. Talmadge, D. T. Anderson
Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, Wisconsin 53706, USA
J. D. Hanson
Department of Physics, Auburn University, Auburn, Alabama 36849, USA

File: Modeling-measurement-and-3-D-equilibrium-reconstruction-of-the-bootstrap-current-in-the-Helically-Symmetric-Experiment_Schmitt_Talmadge_Anderson-DT_Hanson_2014.pdf

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Evolution of the plasma rotation and the radial electric field for a toroidal plasmain the Pfirsch–Schlüter and plateau regimes subject to a biased electrode

Posted on 2020-01-14

Physics of Plasmas, Volume 5, Issue 4, April 1993
M. Coronado, J. N. Talmadge
Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, Wisconsin 53706-1691

File: Evolution-of-the-plasma-rotation-and-the-radial-electric-field-for-a-toroidal-plasma-in-the-Pfirsch–Schlüter-and-plateau-regimes-subject-to-a-biased-electrode_Coronado_Talmadge_.pdf

Physics of Plasmas, Volume 5, Issue 4, April 1993
M. Coronado, J. N. Talmadge
Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, Wisconsin 53706-1691

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Experimental determination of the magnetic field spectrum in the Helically Symmetric Experiment using passing particle orbits

Posted on 2020-01-14

Physics of Plasmas, Volume 8, Issue 12, December 2001
J. N. Talmadge, V. Sakaguchi, F. S. B. Anderson, D. T. Anderson, and A. F. Almagri
HSX Plasma Laboratory, Department of Electrical and Computer Engineering, University of Wisconsin, Madison, Wisconsin 53706

File: Experimental-determination-of-the-magnetic-field-spectrum-in-the-Helically-Symmetric-Experiment-using-passing-particle-orbits_Talmadge_Sakaguchi_Anderson-FSB_Anderson-DT_Almagri_2001.pdf

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Local ideal magnetohydrodynamic stability of a quasihelically symmetric stellarator

Posted on 2020-01-14

Physics of Plasmas, Volume 3, Issue 10, October 1996
J. N. Talmadge
Torsatron/Stellarator Laboratory, University of Wisconsin—Madison, Madison, Wisconsin 53706-1691
W. A. Cooper
Centre de Recherches en Physique des Plasmas, Association Euratom-Confédération Suisse, Ecole Polytechnique Fédérale de Lausanne, CRPP-PPB, CH-1015 Lausanne, Switzerland

File: Local-ideal-magnetohydrodynamic-stability-of-a-quasihelically-symmetric-stellarator_Talmadge_Cooper_1996.pdf

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Numerical calculation of the Hamada basis vectors for three-dimensional toroidal magnetic configurations

Posted on 2020-01-14

Physics of Plasmas, Volume 12, Number 7, July 2005
J. N. Talmadge and S. P. Gerhardt
HSX Plasma Laboratory, University of Wisconsin-Madison, Madison, Wisconsin 53706

File: Numerical-calculation-of-the-Hamada-basis-vectors-for-three-dimensional-toroidal-magnetic-configurations_Talmadge_Gerhardt_2005.pdf

Physics of Plasmas, Volume 12, Number 7, July 2005
J. N. Talmadge and S. P. Gerhardt
HSX Plasma Laboratory, University of Wisconsin-Madison, Madison, Wisconsin 53706

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Intrinsic plasma rotation and Reynolds stress at the plasma edge in the HSX stellarator

Posted on 2018-12-03

Nuclear Fusion, Volume 56, Number 3, March 2016
R. S. Wilcox*, J. D. Lore
Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA
R. S. Wilcox*, J. N. Talmadge, D. T. Anderson, F. S. B. Anderson
Department of Electrical and Computer Engineering, University of Wisconsin: Madison, Madison, WI 53706, USA

*Listed in more than one department

File: Intrinsic-plasma-rotation-and-Reynolds-stress-at-the-plasma-edge-in-the-HSX-stellarator_Wilcox_Talmadge_Anderson-DT_Anderson-FSB_Lore_2016.pdf

*Listed in more than one department

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Gyrokinetic studies of trapped electron mode turbulence in the Helically Symmetric eXperiment stellarator

Posted on 2018-12-03

Physics of Plasmas, Volume 22, Issue 7, July 2015
B. J. Faber, G. M. Weir, K. M. Likin, J. N. Talmadge
HSX Plasma Lab, University of Wisconsin-Madison, Madison, Wisconsin 53706, USA
M. J. Pueschel, P. W. Terry, C. C. Hegna
Department of Physics, University of Wisconsin-Madison, Madison, Wisconsin 53706, USA
J. H. E. Proll, P. Xanthopoulos
Max Planck Institute for Plasma Physics, Wendelsteinstr. 1, 17491 Greifswald, Germany

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File: Gyrokinetic-studies-of-trapped-electron-mode-turbulence-in-the-Helically-Symmetric-eXperiment-stellarator.pdf

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Profile Stiffness Measurements in HSX and comparison to Nonlinear Gyrokinetic Calculations

Posted on 2018-12-03

Physics of Plasmas, Volume 22, Issue 5, May 2015
G. M. Weir, B. J. Faber, K. M. Likin, J. N. Talmadge, D. T. Anderson, F. S. B. Anderson
HSX Plasma Laboratory, University of Wisconsin – Madison, Madison, WI, USA

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File: Profile-Stiffness-Measurements-in-HSX-and-comparison-to-Nonlinear-Gyrokinetic-Calculations_Weir_Faber_et-al_2015.pdf

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Magnetic diagnostic optimization for plasma equilibrium reconstruction in the HSX stellarator

Posted on 2018-12-03

Nuclear Fusion, Volume 55, Number 11, November 2015
E. Chlechowitz, J. N. Talmadge, F. S. B. Anderson, D. T. Anderson
Department of Electrical and Computer Engineering, University of Wisconsin–Madison, Madison, Wisconsin 53706, USA
J. D. Hanson
Physics Department, Auburn University, Auburn, Alabama 36849, USA

File: Magnetic-diagnostic-optimization-for-plasma-equilibrium-reconstruction-in-the-HSX-stellarator_Chlechowitz_Talmadge_Hanson_Anderson-FSB_Anderson-DT_2015.pdf

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Core density turbulence in the HSX Stellarator

Posted on 2018-12-03

Nuclear Fusion, Volume 55, Number 12, December 2015
C. B. Deng, D. L. Brower
Department of Physics and Astronomy, University of California Los Angeles, Los Angeles, California 90095
D. T. Anderson, F. S. B. Anderson, K. Likin
Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, Wisconsin 53706
A. Briesemeister
Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831

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File: HSXCoreTurbulence_NF-100681.pdf

Nuclear Fusion, Volume 55, Number 12, October 2015
C. B. Deng, D. L. Brower
Department of Physics and Astronomy, University of California Los Angeles, Los Angeles, California 90095
D. T. Anderson, F. S. B. Anderson, K. Likin
Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, Wisconsin 53706
A. Briesemeister
Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831

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Data_CDeng_densityfluctuations.xlsx

Data_CDeng_densityfluctuations_Fig2.xlsx

Figures_CDeng_densityfluctuations.docx

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Ray tracing and ECRH absorption modeling in the HSX stellarator

Posted on 2018-12-03

Nuclear Fusion, Volume 55, Number 11, November 2015
G. M. Weir, K. M. Likin
HSX Plasma Laboratory, University of Wisconsin–Madison, Madison, WI 53706, USA
N. B. Marushchenko, Y. Turkin
Max Planck Institute for Plasma Physics, EURATOM Association, Wendelsteinstr. 1, 17491 Greifswald, Germany

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File: Ray-tracing-and-ECRH-absorption-modeling-in-the-HSX-stellarator_Weir_Likin_et-al_2015.pdf

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Simulations of edge configurations in quasi-helically symmetric geometry using EMC3–EIRENE

Posted on 2018-12-03

Nuclear Fusion, Volume 53, Number 11, November 2013
A. Bader, D.T. Anderson, C.C. Hegna, J.N. Talmadge
University of Wisconsin, Madison, WI, USA
Y. Feng
Max-Planck Institut für Plasmaphysik, Greifswald, Germany
J.D. Lore
Oak Ridge National Laboratory, Oak Ridge, TN, USA

File: Simulations-of-edge-configurations-in-quasi-helically-symmetric-geometry-using-EMC3–EIRENE.pdf

Simulations of the edge of a quasi-helically symmetric (QHS) stellarator with geometry based on the Helically Symmetric eXperiment (HSX) are performed using the coupled codes EMC3–EIRENE.

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Measurement of a helical Pfirsch–Schlüter current with reduced magnitude in HSX

Posted on 2018-12-03

Nuclear Fusion, Volume 53, Number 8, August 2013
J.C. Schmitt, J.N. Talmadge and D.T. Anderson
Department of Electrical and Computer Engineering, University of Wisconsin-Madison,Madison, Wisconsin 53706, USA

File: Measurement-of-a-helical-Pfirsch–Schlüter-current-with-reduced-magnitude-in-HSX.pdf

Measurements of the helical rotation and the reduction of the magnitude of the Pfirsch–Schlüter current compared to an equivalent tokamak are reported in a device that has quasihelical symmetry

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Core density gradient fluctuation measurement by differential interferometry in the helically symmetric experiment stellarator

Posted on 2018-12-03

Review of Scientific Instruments, Volume 83, Issue 10, October 2012
C. B. Deng, D. L. Brower
Department of Physics and Astronomy, University of California Los Angeles, Los Angeles, California 90095, USA

File: Core-density-gradient-fluctuation-measurement-by-differential-interferometry-in-the-helically-symmetric-experiment-stellarator_Deng_Brower_2012.pdf

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High-Performance Interpolation of Stellarator Magnetic Fields

Posted on 2018-12-03

IEEE Transactions on Plasma Science, Volume 39, Issue 4, April 2011
Paul Probert
HSX Plasma Laboratory, Electrical and ComputerEngineering Department, University of Wisconsin–Madison, Madison, WI53706-1691 USA

File: High-Performance-Interpolation-of-Stellarator-Magnetic-Fields_Probert_2011.pdf