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P. Helander

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Papers (21)

  1. Enhanced performance in quasi-isodynamic max-$J$ stellarators with a turbulent particle pinch physics.plasm-ph · 2025 · author #10
  2. First determination of the $\rho $ parameter at $\sqrt{s} = 13$ TeV -- probing the existence of a colourless three-gluon bound state hep-ex · 2018 · author #34
  3. Properties of a new quasi-axisymmetric configuration physics.plasm-ph · 2018 · author #7
  4. Collisional transport of impurities with flux-surface varying density in stellarators physics.plasm-ph · 2018 · author #3
  5. Quasi-axisymmetric magnetic fields: weakly non-axisymmetric case in a vacuum physics.plasm-ph · 2018 · author #2
  6. First measurement of elastic, inelastic and total cross-section at $\sqrt{s}=13$ TeV by TOTEM and overview of cross-section data at LHC energies hep-ex · 2017 · author #32
  7. Collisionless microinstabilities in stellarators. IV. The ion-driven trapped-electron mode physics.plasm-ph · 2017 · author #3
  8. Distinct turbulence saturation regimes in stellarators physics.plasm-ph · 2017 · author #3
  9. Stellarator bootstrap current and plasma flow velocity at low collisionality physics.plasm-ph · 2017 · author #1
  10. Constraints on dynamo action in plasmas physics.plasm-ph · 2016 · author #1
  11. Resilience of quasi-isodynamic stellarators against trapped-particle instabilities physics.plasm-ph · 2015 · author #2
  12. The universal instability in general geometry physics.plasm-ph · 2015 · author #1
  13. Magnetic compressibility and ion-temperature-gradient-driven microinstabilities in magnetically confined plasmas physics.plasm-ph · 2015 · author #2
  14. Electrostatic potential variation on the flux surface and its impact on impurity transport physics.plasm-ph · 2015 · author #5
  15. Electrostatic potential variations along flux surfaces in stellarators physics.plasm-ph · 2014 · author #8
  16. Collisionless microinstabilities in stellarators III - the ion-temperature-gradient mode physics.plasm-ph · 2013 · author #2
  17. Collisionless microinstabilities in stellarators II - numerical simulations physics.plasm-ph · 2013 · author #3
  18. Collisionless microinstabilities in stellarators I - analytical theory of trapped-particle modes physics.plasm-ph · 2013 · author #1
  19. On neoclassical impurity transport in stellarator geometry physics.plasm-ph · 2012 · author #6
  20. Thermalisation and hard X-ray bremsstrahlung efficiency of self-interacting solar flare fast electrons astro-ph.SR · 2010 · author #2
  21. On the role of self-organised criticality in accretion systems astro-ph · 1999 · author #2

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