most citedSignatures of Majorana fermions in hybrid superconductor-semiconductor nanowire devices

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Showing 2023 · physics.plasm-phShow all

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physics.plasm-ph2023★ 15 cited

Divertor shaping with neutral baffling as a solution to the tokamak power exhaust challenge

K. Verhaegh, J. R. Harrison, D. Moulton +20

Exhausting power from the hot fusion core to the plasma-facing components is one of the biggest challenges in fusion energy. The MAST Upgrade tokamak uniquely integrates strong con…

physics.plasm-ph2023★ 5 cited

On learning latent dynamics of the AUG plasma state

A. Kit, A. E. Järvinen, Y. R. J. Poels +5

In this work, we demonstrate the utility of state representation learning applied to modeling the time evolution of electron density and temperature profiles at ASDEX-Upgrade (AUG)…

physics.plasm-ph2023★ 7 cited

Nonlinear mode coupling and energetics of driven magnetized shear-flow turbulence

B. Tripathi, A. E. Fraser, P. W. Terry +3

To comprehensively understand saturation of two-dimensional (D) magnetized Kelvin-Helmholtz-instability-driven turbulence, energy transfer analysis is extended from the traditio…

physics.plasm-ph2023

Enhanced transport at high plasma pressure and sub-threshold kinetic ballooning modes in Wendelstein 7-X

P. Mulholland, K. Aleynikova, B. J. Faber +5

High-performance fusion plasmas, requiring high pressure , are not well-understood in stellarator-type experiments. Here, the effect of on ion-temperature-gradient-driven (I…

physics.plasm-ph2023★ 16 cited

Fast transport simulations with higher-fidelity surrogate models for ITER

J. Citrin, P. Trochim, T. Goerler +3

A fast and accurate turbulence transport model based on quasilinear gyrokinetics is developed. The model consists of a set of neural networks trained on a bespoke quasilinear GENE…

physics.plasm-ph2023★ 13 cited

Bounce-averaged drifts: Equivalent definitions, numerical implementations, and example cases

R. J. J. Mackenbach, J. M. Duff, M. J. Gerard +3

In this article we provide various analytical and numerical methods for calculating the average drift of magnetically trapped particles across field lines in complex geometries, an…

physics.plasm-ph2023★ 23 cited

Fast Dynamic 1D Simulation of Divertor Plasmas with Neural PDE Surrogates

Yoeri Poels, Gijs Derks, Egbert Westerhof +3

Managing divertor plasmas is crucial for operating reactor scale tokamak devices due to heat and particle flux constraints on the divertor target. Simulation is an important tool t…

physics.plasm-ph2023★ 26 cited

The role of plasma-atom and molecule interactions on power \& particle balance during detachment on the MAST Upgrade Super-X divertor

Kevin Verhaegh, Bruce Lipschultz, James Harrison +12

This paper shows first quantitative analysis of the detachment processes in the MAST Upgrade Super-X divertor (SXD). We identify an unprecedented impact of plasma-molecular interac…

physics.plasm-ph2023★ 12 cited

Investigation of positive streamers in CO: experiments and 3D particle-in-cell simulations

Xiaoran Li, Siebe Dijcks, Anbang Sun +2

We investigate the propagation of positive streamers in CO through 3D particle-in-cell simulations, which are qualitatively compared against experimental results at 50 mbar. Th…

physics.plasm-ph2023★ 16 cited

MHD simulations of formation, sustainment and loss of Quiescent H-mode in the all-tungsten ASDEX Upgrade

Lorenz Meier, Matthias Hoelzl, Andres Cathey +10

Periodic edge localized modes (ELMs) are the non-linear consequences of pressure-gradient-driven ballooning modes and current-driven peeling modes becoming unstable in the pedestal…