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Robert Hager
Robert Hager
Verified email at pppl.gov
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Year
Overview of the JET preparation for deuterium–tritium operation with the ITER like-wall
E Joffrin, S Abduallev, M Abhangi, P Abreu, V Afanasev, M Afzal, ...
Nuclear Fusion 59 (11), 112021, 2019
1372019
Overview of the JET preparation for deuterium–tritium operation with the ITER like-wall
E Joffrin, S Abduallev, M Abhangi, P Abreu, V Afanasev, M Afzal, ...
Nuclear Fusion 59 (11), 112021, 2019
1372019
Quiet periods in edge turbulence preceding the LH transition in the National Spherical Torus Experiment
SJ Zweben, RJ Maqueda, R Hager, K Hallatschek, SM Kaye, T Munsat, ...
Physics of Plasmas 17 (10), 102502, 2010
1232010
A fast low-to-high confinement mode bifurcation dynamics in the boundary-plasma gyrokinetic code XGC1
S Ku, CS Chang, R Hager, RM Churchill, GR Tynan, I Cziegler, ...
Physics of Plasmas 25 (5), 056107, 2018
1112018
A new hybrid-Lagrangian numerical scheme for gyrokinetic simulation of tokamak edge plasma
S Ku, R Hager, CS Chang, JM Kwon, SE Parker
Journal of Computational Physics 315, 467-475, 2016
1042016
Fast low-to-high confinement mode bifurcation dynamics in a tokamak edge plasma gyrokinetic simulation
CS Chang, S Ku, GR Tynan, R Hager, RM Churchill, I Cziegler, ...
Physical Review Letters 118 (17), 175001, 2017
1032017
Fast low-to-high confinement mode bifurcation dynamics in a tokamak edge plasma gyrokinetic simulation
CS Chang, S Ku, GR Tynan, R Hager, RM Churchill, I Cziegler, ...
Physical review letters 118 (17), 175001, 2017
1032017
A fully non-linear multi-species Fokker–Planck–Landau collision operator for simulation of fusion plasma
R Hager, ES Yoon, S Ku, EF D'Azevedo, PH Worley, CS Chang
Journal of Computational Physics 315, 644-660, 2016
942016
Gyrokinetic neoclassical study of the bootstrap current in the tokamak edge pedestal with fully non-linear Coulomb collisions
R Hager, CS Chang
Physics of Plasmas 23 (4), 042503, 2016
812016
Exploring data staging across deep memory hierarchies for coupled data intensive simulation workflows
T Jin, F Zhang, Q Sun, H Bui, M Romanus, N Podhorszki, S Klasky, ...
2015 IEEE International Parallel and Distributed Processing Symposium, 1033-1042, 2015
522015
Radial propagation of geodesic acoustic modes
R Hager, K Hallatschek
Physics of Plasmas 16 (7), 072503, 2009
452009
Gyrokinetic simulation study of magnetic island effects on neoclassical physics and micro-instabilities in a realistic KSTAR plasma
JM Kwon, S Ku, MJ Choi, CS Chang, R Hager, ES Yoon, HH Lee, HS Kim
Physics of Plasmas 25 (5), 052506, 2018
372018
Poloidal asymmetries in edge transport barriers
RM Churchill, C Theiler, B Lipschultz, IH Hutchinson, ML Reinke, D Whyte, ...
Physics of Plasmas 22 (5), 056104, 2015
372015
The nonlinear dispersion relation of geodesic acoustic modes
R Hager, K Hallatschek
Physics of Plasmas 19 (8), 082315, 2012
372012
Nonlinear Dispersion Relation of Geodesic Acoustic Modes
R Hager, H Klaus
Physical Review Letters 108 (3), 035004, 2012
372012
Gyrokinetic study of collisional resonant magnetic perturbation (RMP)-driven plasma density and heat transport in tokamak edge plasma using a magnetohydrodynamic screened RMP field
R Hager, CS Chang, NM Ferraro, R Nazikian
Nuclear Fusion 59 (12), 126009, 2019
352019
Constructing a new predictive scaling formula for ITER's divertor heat-load width informed by a simulation-anchored machine learning
CS Chang, S Ku, R Hager, RM Churchill, J Hughes, F Köchl, A Loarte, ...
Physics of Plasmas 28 (2), 022501, 2021
292021
Mesh generation for confined fusion plasma simulation
F Zhang, R Hager, SH Ku, CS Chang, SC Jardin, NM Ferraro, ES Seol, ...
Engineering with Computers 32 (2), 285-293, 2016
282016
Verification of the global gyrokinetic stellarator code XGC-S for linear ion temperature gradient driven modes
MDJ Cole, R Hager, T Moritaka, J Dominski, R Kleiber, S Ku, S Lazerson, ...
Physics of Plasmas 26 (8), 082501, 2019
272019
Gyrokinetic understanding of the edge pedestal transport driven by resonant magnetic perturbations in a realistic divertor geometry
R Hager, CS Chang, NM Ferraro, R Nazikian
Physics of Plasmas 27 (6), 062301, 2020
262020
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