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pro vyhledávání: '"Gernot Kapper"'
Publikováno v:
Physics of Plasmas
The relativistic generalization of the linearized drift kinetic equation solver NEO-2 is presented which is used for computation of neoclassical transport coefficients and the generalized Spitzer function in 3D toroidal fusion devices (tokamaks and s
Autor:
Martin Heyn, Sergei Kasilov, Yuriy Turkin, Nikolai B. Marushchenko, Andreas Frank Martitsch, Winfried Kernbichler, Gernot Kapper
Publikováno v:
Physics of Plasmas
The Electron Cyclotron Current Drive (ECCD) efficiency is usually modeled in the collisionless limit. While such models are sufficient for plasmas with rather low collisionality, they might underestimate the current drive in plasmas at low temperatur
Publikováno v:
EPJ Web of Conferences
EPJ Web of Conferences, Vol 87, p 01006 (2015)
EPJ Web of Conferences, Vol 87, p 01006 (2015)
The generalized Spitzer function, which determines the current drive efficiency in toka- maks and stellarators is modelled for finite plasma collisionality with help of the drift kinetic equation solver NEO-2 [1]. The effect of finite collisionality
Autor:
V. V. Nemov, Christopher G. Albert, Sergei Kasilov, Winfried Kernbichler, Gernot Kapper, Andreas Frank Martitsch, Martin Heyn
Publikováno v:
Plasma Physics and Controlled Fusion
NEO-2 is a linearized drift kinetic equation solver for three-dimensional toroidal magnetic fields. It has been designed in order to treat effectively—besides all other regimes—the long mean free path regime, avoiding any simplifications on devic
Autor:
Gernot Kapper, Andreas Frank Martitsch, Winfried Kernbichler, Martin Heyn, Sergei Kasilov, Christopher G. Albert
Publikováno v:
Physics of Plasmas
Toroidal torque generated by neoclassical viscosity caused by external non-resonant, non-axisymmetric perturbations has a significant influence on toroidal plasma rotation in tokamaks. In this article, a derivation for the expressions of toroidal tor
Autor:
Gernot Kapper, E. Strumberger, W. Suttrop, Håkan Smith, Martin Heyn, Sergei Kasilov, Matt Landreman, S. Fietz, Andreas Frank Martitsch, Christopher G. Albert, Winfried Kernbichler
Publikováno v:
Plasma Physics and Controlled Fusion
The toroidal torque due to the non-resonant interaction with external magnetic perturbations (TF ripple and perturbations from ELM mitigation coils) in ASDEX Upgrade is modelled with help of the NEO-2 and SFINCS codes and compared to semi-analytical