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Journal Articles

Localized phase contrast imaging at the Wendelstein 7-X stellarator

Editor’s PickOpen Access
S. K. Hansen, M. Porkolab, J.-P. Bähner, A. von Stechow, O. Grulke, E. M. Edlund, the Wendelstein 7-X Team
Journal: Physics of Plasmas
Phys. Plasmas 31, 062302 (2024)
https://doi.org/10.1063/5.0197958
Published: June 2024
View articletitled, Localized phase contrast imaging at the Wendelstein 7-X stellarator
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Journal Articles

Measurement of helicon waves with phase contrast imaging on DIII-D – A theoretical feasibility study

Available to Purchase
S. S. Denk, C. Lau, J. C. Rost, A. Marinoni, R. I. Pinsker, M. Porkolab
Journal: AIP Conference Proceedings
AIP Conf. Proc. 2984, 070003 (2023)
https://doi.org/10.1063/5.0163312
Published: August 2023
View articletitled, Measurement of helicon waves with phase contrast imaging on DIII-D – A theoretical feasibility study
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Journal Articles

Parametric decay instabilities driven by high power helicon waves in DIII-D

Open Access
M. Porkolab, R. I. Pinsker, G. H. DeGrandchamp, S. G. Baek, B. Van Compernolle, S. Denk, C. C. Petty, S. X. Tang, K. E. Thome
Journal: AIP Conference Proceedings
AIP Conf. Proc. 2984, 070004 (2023)
https://doi.org/10.1063/5.0163570
Published: August 2023
View articletitled, Parametric decay instabilities driven by high power helicon waves in DIII-D
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Journal Articles

A Pockels cell enabled heterodyne phase contrast imaging diagnostic for detection of ion cyclotron emission

Open Access
A. Marinoni, C. P. Moeller, J. C. Rost, M. Porkolab, E. M. Edlund
Journal: Review of Scientific Instruments
Rev. Sci. Instrum. 93, 083502 (2022)
https://doi.org/10.1063/5.0101715
Published: August 2022
View articletitled, A Pockels cell enabled heterodyne phase contrast imaging diagnostic for detection of ion cyclotron emission
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Journal Articles

Interpretation of electromagnetic modes in the sub-TAE frequency range in JET plasmas with elevated monotonic q-profiles

Available to Purchase
N. Fil, S. E. Sharapov, M. Fitzgerald, G. J. Choi, Z. Lin, R. A. Tinguely, H. J. C. Oliver, K. G. McClements, P. G. Puglia, R. J. Dumont, M. Porkolab, J. Mailloux, E. Joffrin, JET Contributors
Journal: Physics of Plasmas
Phys. Plasmas 28, 102511 (2021)
https://doi.org/10.1063/5.0057844
Published: October 2021
View articletitled, Interpretation of electromagnetic modes in the sub-TAE frequency range in JET plasmas with elevated monotonic q-profiles
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Journal Articles

Role of the edge and scrape-off layer plasma in lower hybrid current drive experiment on Alcator C-Mod

Free
S. G. Baek, B. Biswas, P. T. Bonoli, D. Brunner, I. C. Faust, A. E. Hubbard, J. W. Hughes, B. LaBombard, R. T. Mumgaard, M. Porkolab, S. Shiraiwa, G. M. Wallace, S. J. Wukitch
Journal: AIP Conference Proceedings
AIP Conf. Proc. 2254, 030006 (2020)
https://doi.org/10.1063/5.0014299
Published: September 2020
View articletitled, Role of the edge and scrape-off layer plasma in lower hybrid current drive experiment on Alcator C-Mod
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Journal Articles

Performance of Wendelstein 7-X stellarator plasmas during the first divertor operation phase

FeaturedScilightOpen Access
R. C. Wolf, A. Alonso, S. Äkäslompolo, J. Baldzuhn, M. Beurskens, C. D. Beidler, C. Biedermann, H.-S. Bosch, S. Bozhenkov, R. Brakel, H. Braune, S. Brezinsek, K.-J. Brunner, H. Damm, A. Dinklage, P. Drewelow, F. Effenberg, Y. Feng, O. Ford, G. Fuchert, Y. Gao, J. Geiger, O. Grulke, N. Harder, D. Hartmann, P. Helander, B. Heinemann, M. Hirsch, U. Höfel, C. Hopf, K. Ida, M. Isobe, M. W. Jakubowski, Y. O. Kazakov, C. Killer, T. Klinger, J. Knauer, R. König, M. Krychowiak, A. Langenberg, H. P. Laqua, S. Lazerson, P. McNeely, S. Marsen, N. Marushchenko, R. Nocentini, K. Ogawa, G. Orozco, M. Osakabe, M. Otte, N. Pablant, E. Pasch, A. Pavone, M. Porkolab, A. Puig Sitjes, K. Rahbarnia, R. Riedl, N. Rust, E. Scott, J. Schilling, R. Schroeder, T. Stange, A. von Stechow, E. Strumberger, T. Sunn Pedersen, J. Svensson, H. Thomson, Y. Turkin, L. Vano, T. Wauters, G. Wurden, M. Yoshinuma, M. Zanini, D. Zhang, the Wendelstein 7-X Team
Journal: Physics of Plasmas
Phys. Plasmas 26, 082504 (2019)
https://doi.org/10.1063/1.5098761
Published: August 2019
View articletitled, Performance of Wendelstein 7-X stellarator plasmas during the first divertor operation phase
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Journal Articles

H-mode grade confinement in L-mode edge plasmas at negative triangularity on DIII-D

FeaturedFree
A. Marinoni, M. E. Austin, A. W. Hyatt, M. L. Walker, J. Candy, C. Chrystal, C. J. Lasnier, G. R. McKee, T. Odstrčil, C. C. Petty, M. Porkolab, J. C. Rost, O. Sauter, S. P. Smith, G. M. Staebler, C. Sung, K. E. Thome, A. D. Turnbull, L. Zeng, DIII-D Team
Journal: Physics of Plasmas
Phys. Plasmas 26, 042515 (2019)
https://doi.org/10.1063/1.5091802
Published: April 2019
View articletitled, H-mode grade confinement in L-mode edge plasmas at negative triangularity on DIII-D
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Journal Articles

Overview of the Wendelstein 7-X phase contrast imaging diagnostic

Free
E. M. Edlund, M. Porkolab, Z. Huang, O. Grulke, L.-G. Böttger, C. von Sehren, A. von Stechow
Journal: Review of Scientific Instruments
Rev. Sci. Instrum. 89, 10E105 (2018)
https://doi.org/10.1063/1.5038804
Published: August 2018
View articletitled, Overview of the Wendelstein 7-X phase contrast imaging diagnostic
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Journal Articles

A combined phase contrast imaging and heterodyne interferometer system for multiscale fluctuation measurements (invited)

Free
E. M. Davis, J. C. Rost, M. Porkolab, A. Marinoni, M. A. Van Zeeland
Journal: Review of Scientific Instruments
Rev. Sci. Instrum. 89, 10B106 (2018)
https://doi.org/10.1063/1.5035413
Published: July 2018
View articletitled, A combined phase contrast imaging and heterodyne interferometer system for multiscale fluctuation measurements (invited)
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Journal Articles

Progress towards modeling tokamak boundary plasma turbulence and understanding its role in setting divertor heat flux widths

Free
B. Chen, X. Q. Xu, T. Y. Xia, N. M. Li, M. Porkolab, E. Edlund, B. LaBombard, J. Terry, J. W. Hughes, M. Y. Ye, Y. X. Wan
Journal: Physics of Plasmas
Phys. Plasmas 25, 055905 (2018)
https://doi.org/10.1063/1.5016582
Published: May 2018
View articletitled, Progress towards modeling tokamak boundary plasma turbulence and understanding its role in setting divertor heat flux widths
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Journal Articles

Two species drag/diffusion model for energetic particle driven modes

Available to Purchase
V. Aslanyan, S. E. Sharapov, D. A. Spong, M. Porkolab
Journal: Physics of Plasmas
Phys. Plasmas 24, 122511 (2017)
https://doi.org/10.1063/1.4996123
Published: December 2017
View articletitled, Two species drag/diffusion model for energetic particle driven modes
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Journal Articles

A phase contrast imaging–interferometer system for detection of multiscale electron density fluctuations on DIII-D

Available to Purchase
E. M. Davis, J. C. Rost, M. Porkolab, A. Marinoni, M. A. Van Zeeland
Journal: Review of Scientific Instruments
Rev. Sci. Instrum. 87, 11E117 (2016)
https://doi.org/10.1063/1.4960727
Published: August 2016
View articletitled, A phase contrast imaging–interferometer system for detection of multiscale electron density fluctuations on DIII-D
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Journal Articles

The effects of main-ion dilution on turbulence in low q95 C-Mod ohmic plasmas, and comparisons with nonlinear GYRO

Free
P. Ennever, M. Porkolab, J. Candy, G. Staebler, M. L Reinke, J. E. Rice, J. C. Rost, D. Ernst, J. Hughes, S. G. Baek, Alcator C-Mod Team
Journal: Physics of Plasmas
Phys. Plasmas 23, 082509 (2016)
https://doi.org/10.1063/1.4960315
Published: August 2016
View articletitled, The effects of main-ion dilution on turbulence in low q95 C-Mod ohmic plasmas, and comparisons with nonlinear GYRO
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Journal Articles

Measurement and simulation of ICRF wave intensity with a recalibrated phase contrast imaging diagnostic on Alcator C-Mod

Free
N. Tsujii, M. Porkolab, P. T. Bonoli, E. M. Edlund, P. C. Ennever, Y. Lin, J. C. Wright, S. J. Wukitch, E. F. Jaeger, D. L. Green, R. W. Harvey
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1689, 040005 (2015)
https://doi.org/10.1063/1.4936488
Published: December 2015
View articletitled, Measurement and simulation of ICRF wave intensity with a recalibrated phase contrast imaging diagnostic on Alcator C-Mod
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Journal Articles

Comparison of coupling to 5 GHz lower hybrid waves and 0.5 GHz helicon waves

Free
R. I. Pinsker, M. Porkolab, C. C. Petty, R. Prater, C. P. Moeller
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1689, 080012 (2015)
https://doi.org/10.1063/1.4936535
Published: December 2015
View articletitled, Comparison of coupling to 5 GHz lower hybrid waves and 0.5 GHz helicon waves
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Journal Articles

Modeling of EAST ICRF antenna performance using the full-wave code TORIC

Free
E. M. Edlund, P. T. Bonoli, M. Porkolab, S. J. Wukitch
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1689, 060002 (2015)
https://doi.org/10.1063/1.4936500
Published: December 2015
View articletitled, Modeling of EAST ICRF antenna performance using the full-wave code TORIC
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Journal Articles

Validation of full-wave simulations for mode conversion of waves in the ion cyclotron range of frequencies with phase contrast imaging in Alcator C-Mod

Free
N. Tsujii, M. Porkolab, P. T. Bonoli, E. M. Edlund, P. C. Ennever, Y. Lin, J. C. Wright, S. J. Wukitch, E. F. Jaeger, D. L. Green, R. W. Harvey
Journal: Physics of Plasmas
Phys. Plasmas 22, 082502 (2015)
https://doi.org/10.1063/1.4927912
Published: August 2015
View articletitled, Validation of full-wave simulations for mode conversion of waves in the ion cyclotron range of frequencies with phase contrast imaging in Alcator C-Mod
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Journal Articles

The effects of dilution on turbulence and transport in C-Mod ohmic plasmas and comparisons with gyrokinetic simulations

Free
P. Ennever, M. Porkolab, J. Candy, G. Staebler, M. L. Reinke, J. E. Rice, J. C. Rost, D. Ernst, C. Fiore, J. Hughes, J. Terry, Alcator C-Mod Team
Journal: Physics of Plasmas
Phys. Plasmas 22, 072507 (2015)
https://doi.org/10.1063/1.4926518
Published: July 2015
View articletitled, The effects of dilution on turbulence and transport in C-Mod ohmic plasmas and comparisons with gyrokinetic simulations
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Journal Articles

20 years of research on the Alcator C-Mod tokamak

Free
M. Greenwald, A. Bader, S. Baek, M. Bakhtiari, H. Barnard, W. Beck, W. Bergerson, I. Bespamyatnov, P. Bonoli, D. Brower, D. Brunner, W. Burke, J. Candy, M. Churchill, I. Cziegler, A. Diallo, A. Dominguez, B. Duval, E. Edlund, P. Ennever, D. Ernst, I. Faust, C. Fiore, T. Fredian, O. Garcia, C. Gao, J. Goetz, T. Golfinopoulos, R. Granetz, O. Grulke, Z. Hartwig, S. Horne, N. Howard, A. Hubbard, J. Hughes, I. Hutchinson, J. Irby, V. Izzo, C. Kessel, B. LaBombard, C. Lau, C. Li, Y. Lin, B. Lipschultz, A. Loarte, E. Marmar, A. Mazurenko, G. McCracken, R. McDermott, O. Meneghini, D. Mikkelsen, D. Mossessian, R. Mumgaard, J. Myra, E. Nelson-Melby, R. Ochoukov, G. Olynyk, R. Parker, S. Pitcher, Y. Podpaly, M. Porkolab, M. Reinke, J. Rice, W. Rowan, A. Schmidt, S. Scott, S. Shiraiwa, J. Sierchio, N. Smick, J. A. Snipes, P. Snyder, B. Sorbom, J. Stillerman, C. Sung, Y. Takase, V. Tang, J. Terry, D. Terry, C. Theiler, A. Tronchin-James, N. Tsujii, R. Vieira, J. Walk, G. Wallace, A. White, D. Whyte, J. Wilson, S. Wolfe, G. Wright, J. Wright, S. Wukitch, S. Zweben
Journal: Physics of Plasmas
Phys. Plasmas 21, 110501 (2014)
https://doi.org/10.1063/1.4901920
Published: November 2014
View articletitled, 20 years of research on the Alcator C-Mod tokamak
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