The impact of plasma shaping on electron heat transport is investigated in TCV L-mode plasmas. The study is motivated by the observation of an increase in the energy confinement time with decreasing plasma triangularity which may not be explained by a chan ...

IOP Publishing Ltd2007

Toroidal momentum transport in limited and diverted TCV Ohmic plasmas

Basil Duval, Antoine Pochelon, Andrea Scarabosio, Alexander Karpushov, Alessandro Bortolon

2007

3D Thermal and CFD Simulations of the Divertor Magnetic Coils for ITER

René Chavan, Jean-Marc Moret, Alexander Karpushov

Magnetic diagnostics for the new generation fusion reactor “ITER” are required to be extremely reliable since they provide measurements essential for reactor operation and protection, plasma control and for measurement of several parameters fundamental to ...

2007

Particle and impurity transport in electron-heated discharges in TCV

Basil Duval, Olivier Sauter, Henri Weisen, Christian Schlatter, Alexey Zabolotskiy, Alexander Karpushov, Emiliano Fable, Alessandro Bortolon, Mikhail Maslov

2006

Particle and Impurity Transport in Electron-Heated Discharges in TCV

Basil Duval, Olivier Sauter, Henri Weisen, Christian Schlatter, Alexey Zabolotskiy, Alexander Karpushov, Emiliano Fable, Alessandro Bortolon, Mikhail Maslov

2006

Impact of Plasma Shaping on Electron Heat Transport in TCV L-mode Plasmas at Various Collisionalities

Roland Behn, Antoine Pochelon, Olivier Sauter, Stefano Coda, Alberto Bottino, Alexander Karpushov, Yann Camenen, Alessandro Bortolon

2006

Carbon transport in TCV

Basil Duval, Henri Weisen, Alexey Zabolotskiy, Alexander Karpushov, Alessandro Bortolon

2006

Progress on the design of various magnetic sensors for ITER: diamagnetic and flux loops, high frequency coils, in-vessel and divertor coils, ex-vessel coils, and external Rogowskis

René Chavan, Jean-Marc Moret, Alexander Karpushov, Duccio Testa

2006

Influence of particle sources on electron density peaking in TCV and JET

Henri Weisen, Alexey Zabolotskiy, Alexander Karpushov

Calculations of the particle flux caused by neutrals originating from the edge are performed for TCV and JET using the one-dimensional kinetic transport code Kn1D. The analysis, confirmed by experimental evidence, shows that for TCV and JET edge fuelling a ...

IOP Publishing Ltd2006

Non-Maxwellian Ion Energy Distribution in ECH-heated plasmas on TCV

Basil Duval, Timothy Goodman, Christian Schlatter, Alexander Karpushov

2006

Reconstruction of ion temperature profiles from single chord NPA measurements on the TCV tokamak

Basil Duval, Christian Schlatter, Alexander Karpushov

The flux of charge exchange ( CX) neutrals measured by neutral particle analysers ( NPAs) is the line integral along the viewline of the NPA and contains information about the ion energy distribution of the observed plasma. On the Tokamaka a Configuration ...

2006

Non-Maxwellian Ion Energy Distribution in ECH-heated plasmas on TCV

Basil Duval, Timothy Goodman, Christian Schlatter, Alexander Karpushov

2006

Toroidal plasma rotation in the TCV tokamak

Basil Duval, Antoine Pochelon, Andrea Scarabosio, Alexander Karpushov, Alessandro Bortolon

The first toroidal rotation measurements in TCV ohmic L-mode plasmas with no external momentum injection are presented. The toroidal velocity profile of the fully stripped carbon species is measured by active Charge eXchange Recombination Spectroscopy with ...

2006

Carbon transport in TCV

Basil Duval, Henri Weisen, Alexey Zabolotskiy, Alexander Karpushov, Alessandro Bortolon

2006

Neutral particle analyzer diagnostics on the TCV tokamak

Basil Duval, Christian Schlatter, Alexander Karpushov

Experimental apparatus and data analysis techniques used in neutral particle analyzer (NPA) diagnostics on the Tokamak a Configuration Variable (TCV) are described. Two NPAs are used on TCV to measure the energy spectrum of neutral particle fluxes from the ...

2006

Conditions for anomalous energy and momentum transfer from electrons to ions in ECCD discharges on TCV

Basil Duval, Stefano Coda, Christian Schlatter, Alexander Karpushov

2006

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