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Journal Articles

Core-edge modeling of gyrokinetic turbulence by coupling the delta-f and total-f models in the XGC code

P. Trivedi, J. Dominski, C. S. Chang, S. Ku, A. Scheinberg

Phys. Plasmas 31, 072304 (2024)

https://doi.org/10.1063/5.0208849

Published: July 2024

View article titled, Core-edge modeling of gyrokinetic turbulence by coupling the delta-f and total-f models in the XGC code

Journal Articles

Neoclassical transport of tungsten ion bundles in total-f neoclassical gyrokinetic simulations of a whole-volume JET-like plasma

J. Dominski, C. S. Chang, R. Hager, S. Ku, E. S. Yoon, V. Parail

Phys. Plasmas 31, 032303 (2024)

https://doi.org/10.1063/5.0144509

Published: March 2024

View article titled, Neoclassical transport of tungsten ion bundles in total-f neoclassical gyrokinetic simulations of a whole-volume JET-like plasma

Journal Articles

Excitonic and deep-level emission from N- and Al-polar homoepitaxial AlN grown by molecular beam epitaxy

L. van Deurzen, J. Singhal, J. Encomendero, N. Pieczulewski, C. S. Chang, Y. Cho, D. A. Muller, H. G. Xing, D. Jena, O. Brandt, J. Lähnemann

APL Mater. 11, 081109 (2023)

https://doi.org/10.1063/5.0158390

Published: August 2023

View article titled, Excitonic and deep-level emission from N- and Al-polar homoepitaxial AlN grown by molecular beam epitaxy

Includes: Supplementary data

Journal Articles

Raman spectroscopic characterizations of graphene on oxide substrates for remote epitaxy

S. Shrestha, C. S. Chang, S. Lee, N. L. Kothalawala, D. Y. Kim, M. Minola, J. Kim, A. Seo

J. Appl. Phys. 133, 105301 (2023)

https://doi.org/10.1063/5.0143083

Published: March 2023

View article titled, Raman spectroscopic characterizations of graphene on oxide substrates for remote epitaxy

Journal Articles

Electromagnetic total-f algorithm for gyrokinetic particle-in-cell simulations of boundary plasma in XGC

Robert Hager, S. Ku, A. Y. Sharma, C. S. Chang, R. M. Churchill, A. Scheinberg

Phys. Plasmas 29, 112308 (2022)

https://doi.org/10.1063/5.0097855

Published: November 2022

View article titled, Electromagnetic total-f algorithm for gyrokinetic particle-in-cell simulations of boundary plasma in XGC

Journal Articles

Global gyrokinetic study of shaping effects on electromagnetic modes at NSTX aspect ratio with ad hoc parallel magnetic perturbation effects

A. Y. Sharma, M. D. J. Cole, T. Görler, Y. Chen, D. R. Hatch, W. Guttenfelder, R. Hager, B. J. Sturdevant, S. Ku, A. Mishchenko, C. S. Chang

Phys. Plasmas 29, 112503 (2022)

https://doi.org/10.1063/5.0106925

Published: November 2022

View article titled, Global gyrokinetic study of shaping effects on electromagnetic modes at NSTX aspect ratio with ad hoc parallel magnetic perturbation effects

Journal Articles

Toward the core-edge coupling of delta-f and total-f gyrokinetic models

P. Trivedi, J. Dominski, C. S. Chang, S. Ku

Phys. Plasmas 29, 032301 (2022)

https://doi.org/10.1063/5.0077557

Published: March 2022

View article titled, Toward the core-edge coupling of delta-f and total-f gyrokinetic models

Journal Articles

Thermal stability of epitaxial α-Ga₂O₃ and (Al,Ga)₂O₃ layers on m-plane sapphire

J. P. McCandless, C. S. Chang, K. Nomoto, J. Casamento, V. Protasenko, P. Vogt, D. Rowe, K. Gann, S. T. Ho, W. Li, R. Jinno, Y. Cho, A. J. Green, K. D. Chabak, D. G. Schlom, M. O. Thompson, D. A. Muller, H. G. Xing, D. Jena

Appl. Phys. Lett. 119, 062102 (2021)

https://doi.org/10.1063/5.0064278

Published: August 2021

View article titled, Thermal stability of epitaxial α-Ga2O3 and (Al,Ga)2O3 layers on m-plane sapphire

Includes: Supplementary data

Journal Articles

Verification of a fully implicit particle-in-cell method for the v ∥ -formalism of electromagnetic gyrokinetics in the XGC code

Benjamin J. Sturdevant, S. Ku, L. Chacón, Y. Chen, D. Hatch, M. D. J. Cole, A. Y. Sharma, M. F. Adams, C. S. Chang, S. E. Parker, R. Hager

Phys. Plasmas 28, 072505 (2021)

https://doi.org/10.1063/5.0047842

Published: July 2021

View article titled, Verification of a fully implicit particle-in-cell method for the v ∥ -formalism of electromagnetic gyrokinetics in the XGC code

Journal Articles

Property of neoclassical GAMs induced by pellet generated plasma perturbations in the gyrokinetic code XGC

S. Togo, A. Loarte, M. Hosokawa, S. D. Pinches, R. Hager, S. Ku, C. S. Chang

Phys. Plasmas 28, 044501 (2021)

https://doi.org/10.1063/5.0026480

Published: April 2021

View article titled, Property of neoclassical GAMs induced by pellet generated plasma perturbations in the gyrokinetic code XGC

Journal Articles

Tokamak ITG-KBM transition benchmarking with the mixed variables/pullback transformation electromagnetic gyrokinetic scheme

M. D. J. Cole, A. Mishchenko, A. Bottino, C. S. Chang

Phys. Plasmas 28, 034501 (2021)

https://doi.org/10.1063/5.0030937

Published: March 2021

View article titled, Tokamak ITG-KBM transition benchmarking with the mixed variables/pullback transformation electromagnetic gyrokinetic scheme

Journal Articles

Constructing a new predictive scaling formula for ITER's divertor heat-load width informed by a simulation-anchored machine learning

C. S. Chang, S. Ku, R. Hager, R. M. Churchill, J. Hughes, F. Köchl, A. Loarte, V. Parail, R. A. Pitts

Phys. Plasmas 28, 022501 (2021)

https://doi.org/10.1063/5.0027637

Published: February 2021

View article titled, Constructing a new predictive scaling formula for ITER's divertor heat-load width informed by a simulation-anchored machine learning

Journal Articles

Spatial coupling of gyrokinetic simulations, a generalized scheme based on first-principles

Phys. Plasmas 28, 022301 (2021)

https://doi.org/10.1063/5.0027160

Published: February 2021

View article titled, Spatial coupling of gyrokinetic simulations, a generalized scheme based on first-principles

Journal Articles

First coupled GENE–XGC microturbulence simulations

G. Merlo, S. Janhunen, F. Jenko, A. Bhattacharjee, C. S. Chang, J. Cheng, P. Davis, J. Dominski, K. Germaschewski, R. Hager, S. Klasky, S. Parker, E. Suchyta

Phys. Plasmas 28, 012303 (2021)

https://doi.org/10.1063/5.0026661

Published: January 2021

View article titled, First coupled GENE–XGC microturbulence simulations

Journal Articles

Reduction of blob-filament radial propagation by parallel variation of flows: Analysis of a gyrokinetic simulation

J. R. Myra, S. Ku, D. A. Russell, J. Cheng, I. Keramidas Charidakos, S. E. Parker, R. M. Churchill, C. S. Chang

Phys. Plasmas 27, 082309 (2020)

https://doi.org/10.1063/5.0012157

Published: August 2020

View article titled, Reduction of blob-filament radial propagation by parallel variation of flows: Analysis of a gyrokinetic simulation

Journal Articles

Comparison of edge turbulence characteristics between DIII-D and C-Mod simulations with XGC1

I. Keramidas Charidakos, J. R. Myra, S. Ku, R. M. Churchill, R. Hager, C. S. Chang, S. Parker

Phys. Plasmas 27, 072302 (2020)

https://doi.org/10.1063/5.0008755

Published: July 2020

View article titled, Comparison of edge turbulence characteristics between DIII-D and C-Mod simulations with XGC1

Journal Articles

Examination of synthetic gas puff imaging diagnostic data from a gyrokinetic turbulence code

D. P. Stotler, S. Ku, S. J. Zweben, C. S. Chang, R. M. Churchill, J. L. Terry

Phys. Plasmas 27, 062512 (2020)

https://doi.org/10.1063/5.0002876

Published: June 2020

View article titled, Examination of synthetic gas puff imaging diagnostic data from a gyrokinetic turbulence code

Journal Articles

Gyrokinetic understanding of the edge pedestal transport driven by resonant magnetic perturbations in a realistic divertor geometry

R. Hager, C. S. Chang, N. M. Ferraro, R. Nazikian

Phys. Plasmas 27, 062301 (2020)

https://doi.org/10.1063/1.5144445

Published: June 2020

View article titled, Gyrokinetic understanding of the edge pedestal transport driven by resonant magnetic perturbations in a realistic divertor geometry

Journal Articles

Nonlinear global gyrokinetic delta-f turbulence simulations in a quasi-axisymmetric stellarator

M. D. J. Cole, T. Moritaka, R. Hager, J. Dominski, S. Ku, C. S. Chang

Phys. Plasmas 27, 044501 (2020)

https://doi.org/10.1063/1.5140232

Published: April 2020

View article titled, Nonlinear global gyrokinetic delta-f turbulence simulations in a quasi-axisymmetric stellarator

Journal Articles

Verification of an improved equation-free projective integration method for neoclassical plasma-profile evolution in tokamak geometry

Benjamin J. Sturdevant, Scott E. Parker, C. S. Chang, Robert Hager

Phys. Plasmas 27, 032505 (2020)

https://doi.org/10.1063/1.5141337

Published: March 2020

View article titled, Verification of an improved equation-free projective integration method for neoclassical plasma-profile evolution in tokamak geometry

NARROW

Topics

Core-edge modeling of gyrokinetic turbulence by coupling the delta-f and total-f models in the XGC code

Neoclassical transport of tungsten ion bundles in total-f neoclassical gyrokinetic simulations of a whole-volume JET-like plasma

Excitonic and deep-level emission from N- and Al-polar homoepitaxial AlN grown by molecular beam epitaxy

Raman spectroscopic characterizations of graphene on oxide substrates for remote epitaxy

Electromagnetic total-f algorithm for gyrokinetic particle-in-cell simulations of boundary plasma in XGC

Global gyrokinetic study of shaping effects on electromagnetic modes at NSTX aspect ratio with ad hoc parallel magnetic perturbation effects

Toward the core-edge coupling of delta-f and total-f gyrokinetic models

Thermal stability of epitaxial α-Ga₂O₃ and (Al,Ga)₂O₃ layers on m-plane sapphire

Verification of a fully implicit particle-in-cell method for the v ∥ -formalism of electromagnetic gyrokinetics in the XGC code

Property of neoclassical GAMs induced by pellet generated plasma perturbations in the gyrokinetic code XGC

Tokamak ITG-KBM transition benchmarking with the mixed variables/pullback transformation electromagnetic gyrokinetic scheme

Constructing a new predictive scaling formula for ITER's divertor heat-load width informed by a simulation-anchored machine learning

Spatial coupling of gyrokinetic simulations, a generalized scheme based on first-principles

First coupled GENE–XGC microturbulence simulations

Reduction of blob-filament radial propagation by parallel variation of flows: Analysis of a gyrokinetic simulation

Comparison of edge turbulence characteristics between DIII-D and C-Mod simulations with XGC1

Examination of synthetic gas puff imaging diagnostic data from a gyrokinetic turbulence code

Gyrokinetic understanding of the edge pedestal transport driven by resonant magnetic perturbations in a realistic divertor geometry

Nonlinear global gyrokinetic delta-f turbulence simulations in a quasi-axisymmetric stellarator

Verification of an improved equation-free projective integration method for neoclassical plasma-profile evolution in tokamak geometry

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