The development of the material plasma exposure experiment

J Rapp, TM Biewer, TS Bigelow… - … on Plasma Science, 2016 - ieeexplore.ieee.org
The availability of future fusion devices, such as a fusion nuclear science facility or
demonstration fusion power station, greatly depends on long operating lifetimes of plasma …

Develo** the science and technology for the material plasma exposure experiment

J Rapp, TM Biewer, TS Bigelow, JF Caneses… - Nuclear …, 2017 - iopscience.iop.org
Linear plasma generators are cost effective facilities to simulate divertor plasma conditions
of present and future fusion reactors. They are used to address important R&D gaps in the …

The material plasma exposure experiment: Mission and conceptual design

J Rapp, A Lumsdaine, C Beers, T Biewer… - Fusion Engineering and …, 2020 - Elsevier
Abstract Mastering Plasma Material Interactions (PMI) is key for obtaining a high
performance, high duty-cycle and safe operating fusion reactor. Numerous gaps exist in PMI …

Plasma source development for fusion-relevant material testing

JBO Caughman, RH Goulding, TM Biewer… - Journal of Vacuum …, 2017 - pubs.aip.org
Plasma-facing materials in the divertor of a magnetic fusion reactor have to tolerate steady
state plasma heat fluxes in the range of 10 MW/m 2 for∼ 10 7 s, in addition to fusion neutron …

Progress in the development of a high power helicon plasma source for the materials plasma exposure experiment

RH Goulding, JBO Caughman, J Rapp… - Fusion Science and …, 2017 - Taylor & Francis
Proto-MPEX is a linear plasma device being used to study a novel RF source concept for the
planned Material Plasma Exposure eXperiment (MPEX), which will address plasma …

The challenges of plasma material interactions in nuclear fusion devices and potential solutions

J Rapp - Fusion Science and Technology, 2017 - Taylor & Francis
Abstract Plasma Material Interactions in future fusion reactors have been identified as a
knowledge gap to be dealt with before any next step device past ITER can be built. The …

Latest results from Proto-MPEX and the future plans for MPEX

J Rapp, A Lumsdaine, CJ Beers… - Fusion Science and …, 2019 - Taylor & Francis
Abstract The Prototype Material Plasma Exposure eXperiment (Proto-MPEX) is being used
to qualify the plasma source and heating systems for the Material Plasma Exposure …

Monte-Carlo fluid approaches to detached plasmas in non-axisymmetric divertor configurations

Y Feng, H Frerichs, M Kobayashi… - Plasma Physics and …, 2017 - iopscience.iop.org
Fluid transport modeling in three-dimensional boundaries of toroidal confinement devices is
reviewed with the emphasis on a Monte-Carlo approach to simulate detached plasmas. The …

Physical and technical basis of Materials Plasma Exposure eXperiment from modeling and Proto-MPEX results

C Lau, TM Biewer, TS Bigelow, JF Caneses… - Nuclear …, 2023 - iopscience.iop.org
Abstract The Materials Plasma Exposure eXperiment (MPEX) is a steady-state linear plasma
device that will address plasma-material interaction (PMI) science and enable testing of …

Simulations of Argon plasmas in the linear plasma device GyM with the SOLPS-ITER code

M Sala, E Tonello, A Uccello, X Bonnin… - Plasma Physics and …, 2020 - iopscience.iop.org
Edge plasma codes, such as SOLPS, are widely used to study plasma transport in tokamaks
scrape-off layers (SOL). The possibility to apply these codes to non hydrogenic plasmas and …