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Journal Articles

Direct stellarator coil optimization for nested magnetic surfaces with precise quasi-symmetry

Andrew Giuliani, Florian Wechsung, Antoine Cerfon, Matt Landreman, Georg Stadler
Journal: Physics of Plasmas
Phys. Plasmas 30, 042511 (2023)
https://doi.org/10.1063/5.0129716
Published: April 2023
View article titled, Direct stellarator coil optimization for nested magnetic surfaces with precise quasi-symmetry
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Journal Articles

PM4Stell: A prototype permanent magnet stellarator structure

Caoxiang Zhu, Kenneth Hammond, Adam Rutkowski, Keith Corrigan, Douglas Bishop, Arthur Brooks, Peter Dugan, Robert Ellis, Luke Perkins, Yuhu Zhai, Amelia Chambliss, David Gates, Dennis Steward, Craig Miller, Bob Lown, Robert Mercurio
Journal: Physics of Plasmas
Phys. Plasmas 29, 112501 (2022)
https://doi.org/10.1063/5.0102754
Published: November 2022
View article titled, PM4Stell: A prototype permanent magnet stellarator structure
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Journal Articles

Optimization of quasi-symmetric stellarators with self-consistent bootstrap current and energetic particle confinement

M. Landreman, S. Buller, M. Drevlak
Journal: Physics of Plasmas
Phys. Plasmas 29, 082501 (2022)
https://doi.org/10.1063/5.0098166
Published: August 2022
View article titled, Optimization of quasi-symmetric stellarators with self-consistent bootstrap current and energetic particle confinement
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Journal Articles

Weakly quasisymmetric near-axis solutions to all orders

E. Rodríguez, W. Sengupta, A. Bhattacharjee
Journal: Physics of Plasmas
Phys. Plasmas 29, 012507 (2022)
https://doi.org/10.1063/5.0076583
Published: January 2022
View article titled, Weakly quasisymmetric near-axis solutions to all orders
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Journal Articles

Quasisymmetric magnetic fields in asymmetric toroidal domains

Naoki Sato, Zhisong Qu, David Pfefferlé, Robert L. Dewar
Journal: Physics of Plasmas
Phys. Plasmas 28, 112507 (2021)
https://doi.org/10.1063/5.0065633
Published: November 2021
View article titled, Quasisymmetric magnetic fields in asymmetric toroidal domains
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Journal Articles

Generalized Boozer coordinates: A natural coordinate system for quasisymmetry

E. Rodríguez, W. Sengupta, A. Bhattacharjee
Journal: Physics of Plasmas
Phys. Plasmas 28, 092510 (2021)
https://doi.org/10.1063/5.0060115
Published: September 2021
View article titled, Generalized Boozer coordinates: A natural coordinate system for quasisymmetry
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Journal Articles

Islands and current singularities in quasisymmetric toroidal plasmas

E. Rodríguez, A. Bhattacharjee
Journal: Physics of Plasmas
Phys. Plasmas 28, 092506 (2021)
https://doi.org/10.1063/5.0057186
Published: September 2021
View article titled, Islands and current singularities in quasisymmetric toroidal plasmas
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Journal Articles

Erratum: “Solving the problem of overdetermination of quasisymmetric equilibrium solutions by near-axis expansions. II. Circular axis stellarator solutions” [Phys. Plasmas 28 , 012509 (2021)]

E. Rodríguez, A. Bhattacharjee
Journal: Physics of Plasmas
Phys. Plasmas 28, 069902 (2021)
https://doi.org/10.1063/5.0057729
Published: June 2021
View article titled, Erratum: “Solving the problem of overdetermination of quasisymmetric equilibrium solutions by near-axis expansions. II. Circular axis stellarator solutions” [Phys. Plasmas 28 , 012509 (2021)]
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Journal Articles

Comparison of local and global gyrokinetic calculations of collisionless zonal flow damping in quasi-symmetric stellarators

J. Smoniewski, E. Sánchez, I. Calvo, M. J. Pueschel, J. N. Talmadge
Journal: Physics of Plasmas
Phys. Plasmas 28, 042503 (2021)
https://doi.org/10.1063/5.0038841
Published: April 2021
View article titled, Comparison of local and global gyrokinetic calculations of collisionless zonal flow damping in quasi-symmetric stellarators
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Journal Articles

Solving the problem of overdetermination of quasisymmetric equilibrium solutions by near-axis expansions. II. Circular axis stellarator solutions

E. Rodríguez, A. Bhattacharjee
Journal: Physics of Plasmas
Phys. Plasmas 28, 012509 (2021)
https://doi.org/10.1063/5.0027575
Published: January 2021
View article titled, Solving the problem of overdetermination of quasisymmetric equilibrium solutions by near-axis expansions. II. Circular axis stellarator solutions
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Journal Articles

Solving the problem of overdetermination of quasisymmetric equilibrium solutions by near-axis expansions. I. Generalized force balance

E. Rodríguez, A. Bhattacharjee
Journal: Physics of Plasmas
Phys. Plasmas 28, 012508 (2021)
https://doi.org/10.1063/5.0027574
Published: January 2021
View article titled, Solving the problem of overdetermination of quasisymmetric equilibrium solutions by near-axis expansions. I. Generalized force balance
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Journal Articles

Generalized Grad–Shafranov equation for non-axisymmetric MHD equilibria

J. W. Burby, N. Kallinikos, R. S. MacKay
Journal: Physics of Plasmas
Phys. Plasmas 27, 102504 (2020)
https://doi.org/10.1063/5.0015420
Published: October 2020
View article titled, Generalized Grad–Shafranov equation for non-axisymmetric MHD equilibria
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Journal Articles

Necessary and sufficient conditions for quasisymmetry

E. Rodríguez, P. Helander, A. Bhattacharjee
Journal: Physics of Plasmas
Phys. Plasmas 27, 062501 (2020)
https://doi.org/10.1063/5.0008551
Published: June 2020
View article titled, Necessary and sufficient conditions for quasisymmetry
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Journal Articles

Toroidal precession as a geometric phase

J. W. Burby, H. Qin
Journal: Physics of Plasmas
Phys. Plasmas 20, 012511 (2013)
https://doi.org/10.1063/1.4789377
Published: January 2013
View article titled, Toroidal precession as a geometric phase
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Journal Articles

Omnigenity as generalized quasisymmetry

Matt Landreman, Peter J. Catto
Journal: Physics of Plasmas
Phys. Plasmas 19, 056103 (2012)
https://doi.org/10.1063/1.3693187
Published: March 2012
View article titled, Omnigenity as generalized quasisymmetry
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Journal Articles

On the bootstrap current in stellarators and tokamaks

P. Helander, J. Geiger, H. Maaßberg
Journal: Physics of Plasmas
Phys. Plasmas 18, 092505 (2011)
https://doi.org/10.1063/1.3633940
Published: September 2011
View article titled, On the bootstrap current in stellarators and tokamaks
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Journal Articles

Quasisymmetric toroidal plasmas with large mean flows

H. Sugama, T.-H. Watanabe, M. Nunami, S. Nishimura
Journal: Physics of Plasmas
Phys. Plasmas 18, 082505 (2011)
https://doi.org/10.1063/1.3624483
Published: August 2011
View article titled, Quasisymmetric toroidal plasmas with large mean flows
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Journal Articles

Characterization of a class of stellarator steady states

Harold Weitzner
Journal: Physics of Plasmas
Phys. Plasmas 18, 012501 (2011)
https://doi.org/10.1063/1.3533258
Published: January 2011
View article titled, Characterization of a class of stellarator steady states
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Journal Articles

Internal electron transport barrier due to neoclassical ambipolarity in the Helically Symmetric Experiment

J. Lore, W. Guttenfelder, A. Briesemeister, D. T. Anderson, F. S. B. Anderson, C. B. Deng, K. M. Likin, D. A. Spong, J. N. Talmadge, K. Zhai
Journal: Physics of Plasmas
Phys. Plasmas 17, 056101 (2010)
https://doi.org/10.1063/1.3300465
Published: February 2010
View article titled, Internal electron transport barrier due to neoclassical ambipolarity in the Helically Symmetric Experiment
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Journal Articles

A geometry interface for gyrokinetic microturbulence investigations in toroidal configurations

P. Xanthopoulos, W. A. Cooper, F. Jenko, Yu. Turkin, A. Runov, J. Geiger
Journal: Physics of Plasmas
Phys. Plasmas 16, 082303 (2009)
https://doi.org/10.1063/1.3187907
Published: August 2009
View article titled, A geometry interface for gyrokinetic microturbulence investigations in toroidal configurations
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