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- W4306693742 abstract "Abstract Collisionless physics primarily determines the transport of fusion-born alpha particles in 3D equilibria. Several transport mechanisms have been implicated in stellarator configurations, including stochastic diffusion due to class transitions, ripple trapping, and banana drift-convective orbits. Given the guiding center dynamics in a set of six quasihelical and quasiaxisymmetric equilibria, we perform a classification of trapping states and transport mechanisms. In addition to banana drift convection and ripple transport, we observe substantial non-conservation of the parallel adiabatic invariant which can cause losses through diffusive banana tip motion. Furthermore, many lost trajectories undergo transitions between trapping classes on longer time scales, either with periodic or irregular behavior. We discuss possible optimization strategies for each of the relevant transport mechanisms. We perform a comparison between fast ion losses and metrics for the prevalence of mechanisms such as banana-drift convection (Velasco et al 2021 Nucl. Fusion 61 116059), transitioning orbits, and wide orbit widths. Quasihelical configurations are found to have natural protection against ripple-trapping and diffusive banana tip motion leading to a reduction in prompt losses." @default.
- W4306693742 created "2022-10-19" @default.
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- W4306693742 date "2022-11-07" @default.
- W4306693742 modified "2023-10-14" @default.
- W4306693742 title "Energetic particle loss mechanisms in reactor-scale equilibria close to quasisymmetry" @default.
- W4306693742 cites W1517446500 @default.
- W4306693742 cites W1529290667 @default.
- W4306693742 cites W1607567344 @default.
- W4306693742 cites W176240440 @default.
- W4306693742 cites W1965071523 @default.
- W4306693742 cites W1971503473 @default.
- W4306693742 cites W1975104800 @default.
- W4306693742 cites W1976506019 @default.
- W4306693742 cites W1977968747 @default.
- W4306693742 cites W1981363885 @default.
- W4306693742 cites W1984193898 @default.
- W4306693742 cites W1988526796 @default.
- W4306693742 cites W1992202839 @default.
- W4306693742 cites W1992896110 @default.
- W4306693742 cites W1996392551 @default.
- W4306693742 cites W1997447755 @default.
- W4306693742 cites W2000494988 @default.
- W4306693742 cites W2001633302 @default.
- W4306693742 cites W2004224941 @default.
- W4306693742 cites W2005354546 @default.
- W4306693742 cites W2006840823 @default.
- W4306693742 cites W2011000980 @default.
- W4306693742 cites W2013617263 @default.
- W4306693742 cites W2016973535 @default.
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- W4306693742 cites W2025984911 @default.
- W4306693742 cites W2027164418 @default.
- W4306693742 cites W2029855254 @default.
- W4306693742 cites W2030375010 @default.
- W4306693742 cites W2034185785 @default.
- W4306693742 cites W2035960966 @default.
- W4306693742 cites W2038074804 @default.
- W4306693742 cites W2038776762 @default.
- W4306693742 cites W2038900128 @default.
- W4306693742 cites W2038931244 @default.
- W4306693742 cites W2045555524 @default.
- W4306693742 cites W2047180010 @default.
- W4306693742 cites W2054312799 @default.
- W4306693742 cites W2058264718 @default.
- W4306693742 cites W2059853289 @default.
- W4306693742 cites W2069546168 @default.
- W4306693742 cites W2075336992 @default.
- W4306693742 cites W2086169173 @default.
- W4306693742 cites W2091084241 @default.
- W4306693742 cites W2093930883 @default.
- W4306693742 cites W2112021577 @default.
- W4306693742 cites W2112205617 @default.
- W4306693742 cites W2116111507 @default.
- W4306693742 cites W2131393941 @default.
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- W4306693742 cites W2199542752 @default.
- W4306693742 cites W2318348633 @default.
- W4306693742 cites W2483511335 @default.
- W4306693742 cites W2537708698 @default.
- W4306693742 cites W2598411866 @default.
- W4306693742 cites W2924443988 @default.
- W4306693742 cites W2980119354 @default.
- W4306693742 cites W3020489332 @default.
- W4306693742 cites W3027381820 @default.
- W4306693742 cites W3098246357 @default.
- W4306693742 cites W3098881945 @default.
- W4306693742 cites W3098955188 @default.
- W4306693742 cites W3102659558 @default.
- W4306693742 cites W3163313332 @default.
- W4306693742 cites W3183944505 @default.
- W4306693742 cites W3193703924 @default.
- W4306693742 cites W3198012927 @default.
- W4306693742 cites W3201496988 @default.
- W4306693742 cites W3201866719 @default.
- W4306693742 cites W3203724852 @default.
- W4306693742 cites W3209555009 @default.
- W4306693742 cites W4210497792 @default.
- W4306693742 cites W4220718448 @default.
- W4306693742 cites W4226094730 @default.
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- W4306693742 cites W4289884766 @default.
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- W4306693742 doi "https://doi.org/10.1088/1741-4326/ac9b07" @default.
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