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There are 40 articles found.
Date: 2018/01/01
Primary Author: Heidbrink, W.W.
Secondary Author(s): Bardoczi, L.; Collins, C.S.; Kramer, G.J.; La Haye, R.J.; Lin, D.J.; Muscatello, C.M.; Podesta, M.; Stagner, L.; Van Zeeland, M.A.; and Zhu, Y.B.
Modification Date:
Title: The phase-space dependence of fast-ion interaction with tearing modes (A28373)
  • paper (pdf) Only available internally - users on an approved domain or with an active web access account.

Date: 2016/07/22
Primary Author: Heidbrink, W.W.
Secondary Author(s): Collins, C.S.; Stagner, L. ; Zhu, Y.B.; Petty, C.C and Van Zeeland, M.A.
Modification Date:
Title: Interpretation of fast-ion signals during beam modulation experiments (A28229)
Date: 2016/01/01
Primary Author: Heidbrink, W.W.
Secondary Author(s): Persico, E.A.D.;Austin,M.E.,Chen,Xi;Pace,D.C.; Van Zeeland,M.A.
Modification Date:
Title: Diverse nonlinear wave-particle interactions for energetic ions that traverse Alfv´en eigenmodes on their first full orbit (10.1063/1.4941587)
  • W.W. Heidbrink, E.A.D. Persico, M.E. Austin, Xi Chen, D.C. Pace And M.A. Van Zeeland, Diverse Wave-particle Interactions For Energetic Ions That Traverse Alfven Eigenmodes On Their First Full Orbit, Phys. Plasmas 23, 022503 (2016)
  • paper (pdf) Only available internally - users on an approved domain or with an active web access account.

Date: 2015/06/06
Primary Author: Heidbrink, W.W.
Secondary Author(s): Fu, G-Y.; Van Zeeland, M.A.
Modification Date:
Title: Ions lost on their first orbit can impact Alfven eigenmode stability (A28125)
Date: 2015/04/04
Primary Author: Heidbrink, W.W.
Secondary Author(s): Austin, M.E.; Collins, C.S.; Gray, T.; Grierson, B.A.; Kramer, G.J.; Lanctot, M.; Pace, D.C.; Van Zeeland, M.A.; McLean, A.G.
Modification Date:
Title: Synergy Between Fast-Ion Transport by Core MHD and Test Blanket Module Fields in DIII-D Experiments (A28060)
  • Nucl. Fusion 55 083023 (2015) Doi:10.1088/0029-5515/55/8/083023
  • paper (pdf) Only available internally - users on an approved domain or with an active web access account.
    abstract (pdf)

Date: 2015/02/02
Primary Author: Heidbrink, W.W.
Secondary Author(s): PERSICO, E.A.D.; AUSTIN, M.E.; CHEN, XI ; PACE, D.C.; VAN ZEALAND, M.A.
Modification Date:
Title: Diverse wave-particle interactions for energetic ions that traverse Alfvén eigenmodes (A28162)
Date: 2014/09/09
Primary Author: Heidbrink, W.W.
Secondary Author(s): Ferron, J.R.; Holcomb, C.T.; Van Zeeland, M.A.; DIII-D Team
Modification Date:
Title: Alfven Eigenmodes Can Limit Access to High Fusion Gain, Steady-State Tokamak Operation (A27894)
  • Proc. Of 25th IAEA Fusion Energy Conf., Saint Petersburg, Russian Federation, 2014, Paper EX/10-1
  • 25th IAEA Fusion Energy Conference Saint Petersburg, Ru, 2014
Date: 2014/09/09
Primary Author: Heidbrink, W.W.
Secondary Author(s): Collins, C.; Pace, D.C.; Van Zeeland, M.A.; Holcomb, C.T.
Modification Date:
Title: Experiments to Understand and Control Energetic Particle Transport by Alfven Eigenmodes
  • Bull. Am. Phys. Soc. 59, 70 (2014)
  • 56th American Physical Society Annual Meeting of the Division of Plasma Physics New Orleans LA, Un, 2014
Date: 2014/04/04
Primary Author: Heidbrink, W.W.
Secondary Author(s): Ferron, J.R.; Holcomb, C.T.; Van Zeeland, M.A.; Chen, X.; Garofalo, A.M.; Gong, X.; Grierson, B.A.; Podesta, M.; Stagner, L.; Zhu, Y.B.
Modification Date:
Title: Confinement Degradation by Alfven-Eigenmode-Induced Fast-Ion Transport in Steady-State Scenario Dischargeas (A27756)
  • Submitted For Publication In Plasma Phys. Control. Fusion (2014)
  • abstract (pdf)
    abstract (pdf) Only available internally - users on an approved domain or with an active web access account.

Date: 2013/07/07
Primary Author: Heidbrink, W.W.
Secondary Author(s): Chen, X.; Ferron, J.R.; Van Zeeland, M.A.; Grierson, B.A.; Holcomb, C.T.
Modification Date:
Title: Fast Ion Confinement in High Beta, Steady-State Scenario Plasmas
  • Bull. Am. Phys. Soc. 58, 51 (2013)
  • 55th American Physical Society Annual Meeting of Division of Plasma Physics Denver Colorado, Un, 2013
Date: 2013/06/06
Primary Author: Heidbrink, W.W.
Secondary Author(s): Austin, M.E.; Spong, D.A.; Tobias, B.J.; Van Zeeland, M.A.
Modification Date:
Title: Measurements of the Eigenfunction of Reversed Shear Alfven Eigenmodes that Sweep Downward in Frequency (A27561)
  • Phys. Plasmas 20, 082504 (2013)
  • abstract (pdf)
    paper (pdf) Only available internally - users on an approved domain or with an active web access account.

Date: 2013/04/04
Primary Author: Heidbrink, W.W.
Secondary Author(s): Van Zeeland, M.A.; Austin, M.E.; Bass, E.M.; Ghantous, K.; Gorelenkov, N.N.; Grierson, B.A.; Spong, D.A.; Tobias, B.J.
Modification Date:
Title: The Effect of the Fast-Ion Profile on Alfven Eigenmode Stability (A27508)
  • Nucl. Fusion 53, 093006 (2013)
  • abstract (pdf)
    paper (pdf) Only available internally - users on an approved domain or with an active web access account.

Date: 2012/09/09
Primary Author: Heidbrink, W.W.
Secondary Author(s): Van Zeeland, M.A.; Austin, M.E.; Bass, E.M.; Chen, X.; Grierson, B.A.; Muscatello, C.M.; Matsunaga, G.; McKee, G.R.; Pace, D.C.; Park, J.M.; Petty, C.C.; Prater, R.; Spong, D.A.; Tobias, B.J.; Zhu, Y.B.; DIII-D Team
Modification Date:
Title: Fast Ion Physics Enabled by Off-Axis Neutral Beam Injection (A27402)
  • Proc. 24th IAEA Fusion Energy Conf., San Diego, CA, 2012, EX/P6-22
  • 24th IAEA Fusion Energy Conference San Diego California, Un, 2012
Date: 2012/02/07
Primary Author: Heidbrink, W.W.
Secondary Author(s): Van Zeeland, M.A.;Grierson, B.A.;Muscatello, C.M.;Park, J.M.;Petty, C.C.;Prater, R.;Zhu, Y.B.
Modification Date: 2012/04/02
Title: Initial Measurements of the DIII-D Off-Axis Neutral Beams (A27208)
  • Submitted To Nucl. Fusion (2012)
  • abstract (pdf)
    paper (pdf) Only available internally - users on an approved domain or with an active web access account.

    Category: Experimental: Stability and Equilibrium
Date: 2011/03/08
Primary Author: Heidbrink, W.W.
Secondary Author(s): Austin, M.E.;Fisher, R.K.;Garcia-Munoz, M.;Matsunaga, G.;McKee, G.R.;Moyer, R.A.;Muscatello, C.M.;Okabayashi, M.;Pace, D.C.;Shinohara, K.;Solomon, W.M.;Strait, E.J.;Van Zeeland, M.A.;Zhu, Y.B.
Modification Date: 2011/04/08
Title: Characterization of Off-Axis Fishbones (A27010)
  • Submitted To Plasma Phys. Controlled Fusion (2011)
  • abstract (pdf)
    paper (pdf) Only available internally - users on an approved domain or with an active web access account.

    Category: Experimental: Confinement and Transport, Experimental: Stability and Equilibrium
Date: 2011/01/25
Primary Author: Heidbrink, W.W.
Secondary Author(s): McKee, G.R.;Smith, D.R.;Bortolon, A.
Modification Date: 2011/08/10
Title: Beam Emission Spectroscopy Diagnostics Also Measure Edge Fast-Ion Light (A26912)
  • Submitted To Plasma Phys. Control. Fusion (2011)
  • abstract (pdf)
    paper (pdf) Only available internally - users on an approved domain or with an active web access account.

    Category: Experimental: Diagnostics
Date: 2010/25/00
Primary Author: Heidbrink, W.W.
Secondary Author(s): Muscatello, C.M.;Pace, D.C.;Zhu, Y.B.;Van Zeeland, M.A.;Fisher, R.K.;Solomon, W.M.;Garcia-Munoz, M.
Modification Date: 2011/04/14
Title: New Measurements of Fast-ion Transport
  • Bull. Am. Phys. Soc. 55, 62 (2010)
  • 52nd American Physical Society Annual Meeting of Division of Plasma Physics Chicago Illinois, US, 2010
  • Category: Experimental: Diagnostics
Date: 2010/06/10
Primary Author: Heidbrink, W.W.
Secondary Author(s):
Modification Date: 2010/10/26
Title: Fast-Ion D-Alpha Measurements of the Fast-Ion Distribution Function (A26740)
  • Proc. 18th Topical Conf. On High Temperature Plasma Diagnostics, May 16-20, 2010, Wildwood, New Jersey And To Be Published In Rev. Sci. Instrum.
  • 18th Topical Conference on High Temperature Plasma Diagnostics Wildwood New Jersey, US, 2010
  • Category: Experimental: Diagnostics
Date: 2008/08/18
Primary Author: Heidbrink, W.W.
Secondary Author(s): Petty, C.C.;Van Zeeland, M.A.;Murakami, M.;Park, J.M.;Yu, J.H.
Modification Date: 2009/03/02
Title: Beam-Ion Confinement for Different Injection Angles
  • Bull. Am. Phys. Soc. 53, 146 (2008)
  • 50th American Physical Society Annual Meeting of Division of Plasma Physics Dallas Texas, US, 2008
  • Category: Experimental: Confinement and Transport
Date: 2007/08/16
Primary Author: Heidbrink, W.W.
Secondary Author(s): Luo, Y.;Muscatello, C.;Gorelenkov, N.N.;White, R.B.;Van Zeeland, M.A.;Vlad, G.
Modification Date: 2008/10/24
Title: Central Flattening of the Fast-Ion Profile in Reversed-Shear Discharges With Alfven Eigenmode Activity
  • Bull. Am. Phys. Soc. 52, 167 (2007)
  • 49th American Physical Society Annual Meeting of Division of Plasma Physics Orlando Florida, US, 2007
  • Category: Experimental: Stability and Equilibrium
Date: 2007/08/16
Primary Author: Heidbrink, W.W.
Secondary Author(s):
Modification Date: 2008/10/24
Title: Instabilities Driven by Energetic Particles in Magnetized Plasmas
  • Bull. Am. Phys. Soc. 52, 349 (2007)
  • 49th American Physical Society Annual Meeting of Division of Plasma Physics Orlando Florida, US, 2007
  • Category: Experimental: Stability and Equilibrium
Date: 2006/11/13
Primary Author: Heidbrink, W.W.
Secondary Author(s): Kramer, G.J.;Nazikian, R.;Van Zeeland, M.A.;Austin, M.E.;Berk, H.L.;Burrell, K.H.;Gorelenkov, N.N.;Luo, Y.;McKee, G.R.;Rhodes, T.L.;Wang, G.;DIII-D Team
Modification Date: 2007/01/08
Title: Alfven Instabilities in DIII-D - Fluctuation Profiles, Thermal-Ion Excitation, and Fast-Ion Transport (A25585)
  • Proc. Of 21st IAEA Fusion Energy Conference, Chengdu, China, 2006, /http://www-pub.iaea.org/MTCD/Meetings/FEC2006/ex_6-3.pdf
  • Category: Experimental: Stability and Equilibrium
Date: 2006/08/02
Primary Author: Heidbrink, W.W.
Secondary Author(s): Luo, Y.;Ruskov, E.;Kramer, G.J.;Gorelenkov, N.N.;Nazikian, R.;White, R.;Van Zeeland, M.A.
Modification Date: 2007/01/30
Title: Fast Ion Profiles in Plasmas With Alfven Instabilities
  • Bull. Am. Phys. Soc. 51, 270 (2006)
  • 48th American Physical Society Annual Meeting of Division of Plasma Physics Philadelphia Pennsylvania, US, 2006
  • Category: Experimental: Stability and Equilibrium
Date: 2005/08/17
Primary Author: Heidbrink, W.W.
Secondary Author(s): Luo, Y.;Burrell, K.H.;Pinsker, R.I.;Fredrickson, E.D.;Nazikian, R.;Van Zeeland, M.A.;Rhodes, T.L.;Wang, G.
Modification Date: 2006/11/21
Title: Recent Fast-Ion Experiments
  • Bull. Am. Phys. Soc. 50, 29 (2005)
  • 47th American Physical Society Annual Meeting of Division of Plasma Physics Denver Colorado, US, 2005
  • Category: Experimental: Stability and Equilibrium
Date: 2004/08/18
Primary Author: Heidbrink, W.W.
Secondary Author(s): Fredrickson, E.D.;Gorelenkov, N.N.;Rhodes, T.L.
Modification Date: 2006/11/16
Title: Compressional Alfven Eigenmode Similarity Study
  • Bull. Am. Phys. Soc. 49, 264 (2004)
  • 46th American Physical Society Annual Meeting of Division of Plasma Physics Savannah Georgia, US, 2004
  • Category: Experimental: Stability and Equilibrium
Date: 2004/08/09
Primary Author: Heidbrink, W.W.
Secondary Author(s):
Modification Date: 2005/08/15
Title: Energetic Ion Experiments in DIII-D (A24584)
  • Fusion Sci. & Technol. (2005)
  • abstract (pdf)
    paper (pdf) Only available internally - users on an approved domain or with an active web access account.

    Category: Experimental: Confinement and Transport, Experimental: Heating and Current Drive, Experimental: Stability and Equilibrium
Date: 2001/10/29
Primary Author: Heidbrink, W.W.
Secondary Author(s):
Modification Date: 2002/09/18
Title: Accurate Measurements of the Pitch-Angle Scattering of Beam Ions
  • Phys. Plasmas 9, 28 (2002)
  • 43rd American Physical Society Annual Meeting of Division of Plasma Physics Long Beach CA, US, 2001
  • Category: Experimental: Stability and Equilibrium, Experimental: Diagnostics
Date: 2000/09/00
Primary Author: Heidbrink, W.W.
Secondary Author(s): Dang, T.H.
Modification Date: 2000/09/00
Title: Magnetic Helicity is Conserved at a Tokamak Sawtooth Crash (A23448)
  • Plasma Physics And Controlled Fusion 42, L31 (2000)
  • abstract (pdf)
    paper (pdf) Only available internally - users on an approved domain or with an active web access account.

    Category: Experimental: Stability and Equilibrium
Date: 1999/11/15
Primary Author: Heidbrink, W.W.
Secondary Author(s): Dang, T.H.; Baity, Jr. F.W.; Lazarus, E.A.; Bernabei, S.; Fredrickson, E.D.; deGrassie, J.S.; Petty, C.C.; Pinsker, R.I.; Rice, B.W.
Modification Date: 1999/11/15
Title: High Harmonic Ion Cyclotron Heating in DIII-D - II. Sawtooth Stabilization
  • Bull. Am. Phys. Soc. 44, 73 (1999)
  • 41st American Physical Society Annual Meeting of Division of Plasma Physics Seattle Washington, US, 1999
  • Category: Experimental: Stability and Equilibrium, Experimental: Heating and Current Drive
Date: 1999/11/00
Primary Author: Heidbrink, W.W.
Secondary Author(s): Carolipio, E.M.; La Haye, R.J.; Scoville, J.T.
Modification Date: 1999/11/00
Title: The Weak Effect of Static Externally Imposed Helical Fields on Fusion Product Confinement in the DIII-D Tokamak (A23265)
  • Nucl. Fusion 40, 935 (2000)
  • abstract (pdf)
    paper (pdf) Only available internally - users on an approved domain or with an active web access account.

    Category: Experimental: Stability and Equilibrium
Date: 1999/05/00
Primary Author: Heidbrink, W.W.
Secondary Author(s): Fredrickson, E.D.; Mau, T.K.; Petty, C.C.; Pinsker, R.I.; Porkolab, M.; Rice, B.W.
Modification Date: 1999/05/00
Title: High-Harmonic Ion Cyclotron Heating in DIII-D - Beam-Ion Absorption and Sawtooth Stabilization (A23106)
  • Nucl. Fusion 39, 1369 (1999)
  • abstract (pdf)
    paper (pdf) Only available internally - users on an approved domain or with an active web access account.

    Category: Experimental: Heating and Current Drive, Experimental: Stability and Equilibrium
Date: 1998/11/16
Primary Author: Heidbrink, W.W.
Secondary Author(s): Petty, C.C.; Pinsker, R.I.
Modification Date: 1998/11/16
Title: Fast-Ion Behavior During High-Harmonic Ion Cyclotron Heating
  • Bull. Am. Phys. Soc. 43, 1891 (1998)
  • 40th American Physical Society Annual Meeting of Division of Plasma Physics New Orleans Louisiana, US, 1998
  • Category: Experimental: Heating and Current Drive
Date: 1997/11/00
Primary Author: Heidbrink, W.W.
Secondary Author(s): Carolipio, E.M.; Tran, T.; Burrell, K.H.
Modification Date: 1997/11/00
Title: Neutral Particle Measurements of the Pitch-Angle Scattering Rate, Beam-Ion Transport, and Radial Electric Field
  • Bull. Am. Phys. Soc. 42, 1975 (1997)
  • 39th American Physical Society Annual Meeting of Division of Plasma Physics Pittsburgh Pennsylvania, US, 1997
  • Category: Experimental: Stability and Equilibrium, Experimental: Diagnostics
Date: 1997/02/00
Primary Author: Heidbrink, W.W.
Secondary Author(s): Jaun, A.; Holties, H.A.
Modification Date: 1997/02/00
Title: Comparison Between Measurements of the Poloidal Distribution of Magnetic Fluctuations and Theoretical Models During TAE Activity (A22497)
  • Nucl. Fusion Lett., To Be Published
  • abstract (pdf)
    paper (pdf) Only available internally - users on an approved domain or with an active web access account.

    Category: Experimental: Stability and Equilibrium
Date:
Primary Author: Heidbrink, W.W.
Secondary Author(s):
Modification Date:
Title: Alfven Eigenmodes Can Limit Access to High Fusion Gain, Steady-State Tokamak Operation (A27802)
Date:
Primary Author: Heidbrink, W.W.
Secondary Author(s):
Modification Date:
Title: Fast Ion Physics Enabled by Off-Axis Neutral Beam Injection (A27255)
Date:
Primary Author: Heidbrink, W.W.
Secondary Author(s):
Modification Date:
Title: Test Predictive Models of Fast Ion Transport by Multiple Alfven Eigenmodes - DIII-D Research Operations Milestone No: 197 (A28537)
Date:
Primary Author: Heidbrink, W.W.
Secondary Author(s): Chen, X.; Van Zeeland, M.A.; Grierson, B.A.; Tobias, B.J.
Modification Date:
Title: Effect of Off-Axis Beam Injection on Alfven Eigenmodes
  • Bull. Am. Phys. Soc. 57, 140 (2012)
  • 54th American Physical Society Annual Meeting of Division of Plasma Physics 54th Providence Rhode Island, Un, 2012
Date:
Primary Author: Heidbrink, W.W.
Secondary Author(s): Collins, C.S.; Podesta, M.; Kramer, G.K.; Pace, D.C.; Petty, C.C.; Stagner, L.; Van Zeeland, M.A.; White, R.B.; Zhu, Y.B.
Modification Date:
Title: Fast-ion transport by Alfv´en eigenmodes above a critical gradient threshold (A28458)
Date:
Primary Author: Heidbrink, W.W.
Secondary Author(s): Ruskov, E.; Carolipio, E.M.; Fang, J.; van Zeeland, M.A.; James, R.A.
Modification Date:
Title: What is the Beta-Induced Alfven Eigenmode? (A22806)
  • Phys. Plasmas 6, 1147 (1999)
  • abstract (pdf)
    paper (pdf) Only available internally - users on an approved domain or with an active web access account.

    Category: Experimental: Stability and Equilibrium
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