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D. A. Humphreys
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Journal Articles

Observation of fully detached divertor integrated with improved core confinement for tokamak fusion plasmas

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H. Q. Wang, L. Wang, S. Ding, A. M. Garofalo, X. Z. Gong, D. Eldon, H. Y. Guo, A. W. Leonard, A. W. Hyatt, J. P. Qian, D. B. Weisberg, J. McClenaghan, M. E. Fenstermacher, T. H. Osborne, C. J. Lasnier, J. G. Watkins, M. W. Shafer, B. A. Grierson, G. S. Xu, Z. Yan, G. R. Mckee, J. Huang, J. Ren, R. J. Buttery, D. A. Humphreys, D. M. Thomas, B. Zhang, J. B. Liu
Journal: Physics of Plasmas
Phys. Plasmas 28, 052507 (2021)
https://doi.org/10.1063/5.0048428
Published: May 2021
View articletitled, Observation of fully detached divertor integrated with improved core confinement for tokamak fusion plasmas
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Journal Articles

Ultrafast voltage sampling using single-electron wavepackets

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N. Johnson, J. D. Fletcher, D. A. Humphreys, P. See, J. P. Griffiths, G. A. C. Jones, I. Farrer, D. A. Ritchie, M. Pepper, T. J. B. M. Janssen, M. Kataoka
Journal: Applied Physics Letters
Appl. Phys. Lett. 110, 102105 (2017)
https://doi.org/10.1063/1.4978388
Published: March 2017
View articletitled, Ultrafast voltage sampling using single-electron wavepackets
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Journal Articles

Status of research toward the ITER disruption mitigation system

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E. M. Hollmann, P. B. Aleynikov, T. Fülöp, D. A. Humphreys, V. A. Izzo, M. Lehnen, V. E. Lukash, G. Papp, G. Pautasso, F. Saint-Laurent, J. A. Snipes
Journal: Physics of Plasmas
Phys. Plasmas 22, 021802 (2015)
https://doi.org/10.1063/1.4901251
Published: November 2014
View articletitled, Status of research toward the ITER disruption mitigation system
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Journal Articles

Radiation asymmetries during disruptions on DIII-D caused by massive gas injection

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N. Commaux, L. R. Baylor, T. C. Jernigan, E. M. Hollmann, D. A. Humphreys, J. C. Wesley, V. A. Izzo, N. W. Eidietis, C. J. Lasnier, R. A. Moyer, P. B. Parks, C. R. Foust, S. Combs, S. J. Meitner
Journal: Physics of Plasmas
Phys. Plasmas 21, 102510 (2014)
https://doi.org/10.1063/1.4896721
Published: October 2014
View articletitled, Radiation asymmetries during disruptions on DIII-D caused by massive gas injection
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Journal Articles

Characterization of heat loads from mitigated and unmitigated vertical displacement events in DIII-D

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E. M. Hollmann, N. Commaux, N. W. Eidietis, D. A. Humphreys, T. J. Jernigan, C. J. Lasnier, R. A. Moyer, R. A. Pitts, M. Sugihara, E. J. Strait, J. Watkins, J. C. Wesley
Journal: Physics of Plasmas
Phys. Plasmas 20, 062501 (2013)
https://doi.org/10.1063/1.4810792
Published: June 2013
View articletitled, Characterization of heat loads from mitigated and unmitigated vertical displacement events in DIII-D
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Journal Articles

Visible imaging and spectroscopy of disruption runaway electrons in DIII-D

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J. H. Yu, E. M. Hollmann, N. Commaux, N. W. Eidietis, D. A. Humphreys, A. N. James, T. C. Jernigan, R. A. Moyer
Journal: Physics of Plasmas
Phys. Plasmas 20, 042113 (2013)
https://doi.org/10.1063/1.4801738
Published: April 2013
View articletitled, Visible imaging and spectroscopy of disruption runaway electrons in DIII-D
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Journal Articles

Control of post-disruption runaway electron beams in DIII-D

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N. W. Eidietis, N. Commaux, E. M. Hollmann, D. A. Humphreys, T. C. Jernigan, R. A. Moyer, E. J. Strait, M. A. VanZeeland, J. C. Wesley, J. H. Yu
Journal: Physics of Plasmas
Phys. Plasmas 19, 056109 (2012)
https://doi.org/10.1063/1.3695000
Published: March 2012
View articletitled, Control of post-disruption runaway electron beams in DIII-D
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Journal Articles

Experiments in DIII-D toward achieving rapid shutdown with runaway electron suppression

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E. M. Hollmann, N. Commaux, N. W. Eidietis, T. E. Evans, D. A. Humphreys, A. N. James, T. C. Jernigan, P. B. Parks, E. J. Strait, J. C. Wesley, J. H. Yu, M. E. Austin, L. R. Baylor, N. H. Brooks, V. A. Izzo, G. L. Jackson, M. A. van Zeeland, W. Wu
Journal: Physics of Plasmas
Phys. Plasmas 17, 056117 (2010)
https://doi.org/10.1063/1.3309426
Published: May 2010
View articletitled, Experiments in DIII-D toward achieving rapid shutdown with runaway electron suppression
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Journal Articles

Understanding and predicting the dynamics of tokamak discharges during startup and rampdown

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G. L. Jackson, P. A. Politzer, D. A. Humphreys, T. A. Casper, A. W. Hyatt, J. A. Leuer, J. Lohr, T. C. Luce, M. A. Van Zeeland, J. H. Yu
Journal: Physics of Plasmas
Phys. Plasmas 17, 056116 (2010)
https://doi.org/10.1063/1.3374242
Published: May 2010
View articletitled, Understanding and predicting the dynamics of tokamak discharges during startup and rampdown
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Journal Articles

Low‐Z Shell Pellet Experiments on DIII‐D

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E. M. Hollmann, A. N. James, P. B. Parks, T. E. Evans, D. A. Humphreys, G. L. Jackson, T. C. Jernigan, R. J. La Haye, E. J. Strait, W. P. West, W. Wu, J. H. Yu
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1161, 65–74 (2009)
https://doi.org/10.1063/1.3241211
Published: September 2009
View articletitled, Low‐Z Shell Pellet Experiments on DIII‐D
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Journal Articles

Observation of q-profile dependence in noble gas injection radiative shutdown times in DIII-D

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E. M. Hollmann, T. C. Jernigan, E. J. Strait, G. Antar, T. E. Evans, D. S. Gray, M. Groth, D. A. Humphreys, P. B. Parks, D. G. Whyte
Journal: Physics of Plasmas
Phys. Plasmas 14, 012502 (2007)
https://doi.org/10.1063/1.2408404
Published: January 2007
View articletitled, Observation of q-profile dependence in noble gas injection radiative shutdown times in DIII-D
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Journal Articles

Model-based dynamic resistive wall mode identification and feedback control in the DIII-D tokamak

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Y. In, J. S. Kim, D. H. Edgell, E. J. Strait, D. A. Humphreys, M. L. Walker, G. L. Jackson, M. S. Chu, R. Johnson, R. J. La Haye, M. Okabayashi, A. M. Garofalo, H. Reimerdes
Journal: Physics of Plasmas
Phys. Plasmas 13, 062512 (2006)
https://doi.org/10.1063/1.2214637
Published: June 2006
View articletitled, Model-based dynamic resistive wall mode identification and feedback control in the DIII-D tokamak
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Journal Articles

Active control for stabilization of neoclassical tearing modes

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D. A. Humphreys, J. R. Ferron, R. J. La Haye, T. C. Luce, C. C. Petty, R. Prater, A. S. Welander
Journal: Physics of Plasmas
Phys. Plasmas 13, 056113 (2006)
https://doi.org/10.1063/1.2173606
Published: May 2006
View articletitled, Active control for stabilization of neoclassical tearing modes
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Journal Articles

Complete Suppression of the m=2/n=1 NTM Using ECCD on DIII‐D

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C. C. Petty, R. J. La Haye, T. C. Luce, M. E. Austin, R. W. Harvey, D. A. Humphreys, J. Lohr, R. Prater, M. R. Wade
Journal: AIP Conference Proceedings
AIP Conf. Proc. 694, 348–351 (2003)
https://doi.org/10.1063/1.1638056
Published: December 2003
View articletitled, Complete Suppression of the m=2/n=1 NTM Using ECCD on DIII‐D
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Journal Articles

Model validation, dynamic edge localized mode discrimination, and high confidence resistive wall mode control in DIII-D

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C. M. Fransson, D. H. Edgell, D. A. Humphreys, M. L. Walker
Journal: Physics of Plasmas
Phys. Plasmas 10, 3961–3974 (2003)
https://doi.org/10.1063/1.1605100
Published: October 2003
View articletitled, Model validation, dynamic edge localized mode discrimination, and high confidence resistive wall mode control in DIII-D
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Journal Articles

Radiated power measurement during the thermal quench phase of a density limit disruption

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E. M. Hollmann, D. S. Gray, D. G. Whyte, A. Yu. Pigarov, S. I. Krasheninnikov, J. A. Boedo, D. A. Humphreys
Journal: Physics of Plasmas
Phys. Plasmas 10, 2863–2870 (2003)
https://doi.org/10.1063/1.1583713
Published: July 2003
View articletitled, Radiated power measurement during the thermal quench phase of a density limit disruption
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Journal Articles

Control of neoclassical tearing modes in DIII–D

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R. J. La Haye, S. Günter, D. A. Humphreys, J. Lohr, T. C. Luce, M. E. Maraschek, C. C. Petty, R. Prater, J. T. Scoville, E. J. Strait
Journal: Physics of Plasmas
Phys. Plasmas 9, 2051–2060 (2002)
https://doi.org/10.1063/1.1456066
Published: May 2002
View articletitled, Control of neoclassical tearing modes in DIII–D
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Journal Articles

Stabilization of tearing modes in DIII-D by localized electron cyclotron current drive

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T. C. Luce, R. J. La Haye, D. A. Humphreys, C. C. Petty, R. Prater
Journal: AIP Conference Proceedings
AIP Conf. Proc. 595, 306–309 (2001)
https://doi.org/10.1063/1.1424197
Published: October 2001
View articletitled, Stabilization of tearing modes in DIII-D by localized electron cyclotron current drive
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Journal Articles

Classical resistivity in a post-thermal quench disrupting plasma

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D. A. Humphreys, D. G. Whyte
Journal: Physics of Plasmas
Phys. Plasmas 7, 4057–4061 (2000)
https://doi.org/10.1063/1.1288679
Published: October 2000
View articletitled, Classical resistivity in a post-thermal quench disrupting plasma
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Journal Articles

Measurement of plasma electron temperature and effective charge during tokamak disruptions

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D. G. Whyte, D. A. Humphreys, P. L. Taylor
Journal: Physics of Plasmas
Phys. Plasmas 7, 4052–4056 (2000)
https://doi.org/10.1063/1.1288678
Published: October 2000
View articletitled, Measurement of plasma electron temperature and effective charge during tokamak disruptions
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