Helium, hydrogen, and fuzz in plasma-facing materials

KD Hammond - Materials Research Express, 2017 - iopscience.iop.org
Tungsten, the primary material under consideration as the divertor material in magnetic-
confinement nuclear fusion reactors, has been known for the last decade to form'fuzz'—a …

SOLPS-ITER simulations of a CPS-based liquid metal divertor for the EU DEMO: Li vs Sn

GF Nallo, G Mazzitelli, M Moscheni, F Subba… - Nuclear …, 2022 - iopscience.iop.org
In this work, we study the effect of installing a liquid metal divertor (LMD) using a capillary-
porous structure in the EU DEMO tokamak within the same envelope of the baseline solid …

Synergistic mechanism of mixed cationic/anionic collectors on lepidolite flotation from the perspective of improving the performance of flotation foam

Y Bai, W Cui, Y Gao, W Wen, Y Sun, P Yan - Colloids and Surfaces A …, 2023 - Elsevier
As important factors in the flotation process, the surface activities and self-aggregation
behaviors of mixed cationic/anionic collectors represented by dodecylamine (DDA)/sodium …

Sputtered LiMn1. 5Ni0. 5O4 thin films for Li-ion micro-batteries with high energy and rate capabilities

M Hallot, A Demortière, P Roussel, C Lethien - Energy Storage Materials, 2018 - Elsevier
The fabrication of high energy density on chip Li-ion micro-battery with high power
capabilities is still a major challenge. For planar micro-batteries, thick electrode is mandatory …

Fusion applications for lithium: wall conditioning in magnetic confinement devices

R Kaita - Plasma Physics and Controlled Fusion, 2019 - iopscience.iop.org
The application of lithium to plasma facing components (PFCs) has been widely used to
improve plasma performance in magnetic confinement devices. The ability of lithium to …

Deuterium uptake in magnetic-fusion devices with lithium-conditioned carbon walls

PS Krstic, JP Allain, CN Taylor, J Dadras, S Maeda… - Physical review …, 2013 - APS
Lithium wall conditioning has lowered hydrogenic recycling and dramatically improved
plasma performance in many magnetic-fusion devices. In this Letter, we report quantum …

[HTML][HTML] Unraveling the surface chemistry processes in lithiated and boronized plasma material interfaces under extreme conditions

PS Krstic, JP Allain, FJ Dominguez-Gutierrez… - Matter and Radiation …, 2018 - pubs.aip.org
The review of recent theoretical and experimental research on the complex surface
chemistry processes that evolve from low-Z material conditioning on plasma-facing materials …

Integrated liquid metal flowing first wall and open-surface divertor for fusion nuclear science facility: concept, design, and analysis

S Smolentsev, T Rognlien, M Tillack… - Fusion Science and …, 2019 - Taylor & Francis
Abstract The Fusion Energy System Studies (FESS) Fusion Nuclear Science Facility (FNSF)
project team in the United States is examining the use of liquid metals (LMs) for plasma …

Study of deuterium retention on lithiated tungsten exposed to high-flux deuterium plasma using laser-induced breakdown spectroscopy

C Li, X Wu, C Zhang, H Ding, G De Temmerman… - Fusion Engineering and …, 2014 - Elsevier
Tungsten is under consideration for use as a plasma-facing material in the divertor region of
ITER. Lithiation can significantly improve plasma performance in long-pulse tokamaks like …

Sputtering of lithiated and oxidated carbon surfaces by low-energy deuterium irradiation

FJ Domínguez-Gutiérrez, PS Krstić - Journal of Nuclear Materials, 2017 - Elsevier
We study sputtering of lithiated and oxidized amorphous carbon surfaces by deuterium
impact in energy range 5–30 eV. Using classical molecular dynamics, we obtain the …