Developing solid-surface plasma facing components for pilot plants and reactors with replenishable wall claddings and continuous surface conditioning. Part A …

PC Stangeby, EA Unterberg, JW Davis… - Plasma Physics and …, 2022 - iopscience.iop.org
It is estimated that pilot plants and reactors may experience rates of net erosion and
deposition of solid plasma facing component (PFC) material of 10 3–10 5 kg yr− 1. Even if …

Comprehensive screening of plasma-facing Materials for nuclear fusion

A Fedrigucci, N Marzari, P Ricci - PRX Energy, 2024 - APS
Plasma-facing materials (PFMs) represent one of the most significant challenges for the
design of future nuclear fusion reactors. Inside the reactor, the divertor will experience the …

Negative-ion production on carbon materials in hydrogen plasma: influence of the carbon hybridization state and the hydrogen content on H− yield

A Ahmad, C Pardanaud, M Carrère… - Journal of Physics D …, 2014 - iopscience.iop.org
Highly oriented polycrystalline graphite (HOPG), boron-doped diamond (BDD),
nanocrystalline diamond, ultra-nanocrystalline diamond and diamond-like carbon surfaces …

Nonlinear impact of the porous nanostructure on the net tungsten erosion in the linear plasma device PISCES-A

KR Yang, SY Dai, RP Doerner, DH Liu, JY Chen… - Nuclear …, 2022 - iopscience.iop.org
The tungsten fuzz growth under non-erosive and erosive helium plasmas in the linear
plasma device PISCES-A has been investigated by experiments and simulations. The …

Study on hydrogen retention resistance of diamond film by HFCVD

Y Jiang, Y Liu, Q Xie, S Yang, T Luo, Z Fu - Annals of Nuclear Energy, 2024 - Elsevier
To explore the potential application of diamond coating on the surface modification of
graphite-based plasma-facing components in nuclear fusion, the retention of hydrogen …

NEXAFS spectroscopy of CVD diamond films exposed to fusion relevant hydrogen plasma

MC Guenette, A Deslandes, CM Samuell… - Diamond and related …, 2013 - Elsevier
A series of CVD diamond films have been exposed to hydrogen plasma in the linear
magnetized plasma device, MAGPIE, with various applied sample stage biases between 0V …

Deuterium retention in CVD diamond: Combined experimental and computational study

JA Pittard, NA Fox, A Hollingsworth… - Fusion Engineering and …, 2023 - Elsevier
Diamond's intrinsic hardness, excellent thermal conductivity and low atomic number make it
a highly promising candidate as a plasma facing material. However, as with the previously …

Chemical sputtering of graphite by low temperature nitrogen plasmas at various substrate temperatures and ion flux densities

K Bystrov, TW Morgan, I Tanyeli… - Journal of Applied …, 2013 - pubs.aip.org
We report measurements of chemical sputtering yields of graphite exposed to low
temperature nitrogen plasmas. The influence of surface temperature and incoming ion …

Simulated Bombardment of Diamond With Hydrogen Isotopes

JA Pittard, MY Lavrentiev, NA Fox - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Diamond is a material of interest for windows, sensors, and even plasma facing materials
(PFMs) within the first wall of fusion reactors. As with any material within the first wall, both …

Preparation of TiC-doped W-Ti alloy and heat flux performance test under laser beam facility

J Shi, LM Luo, S Wang, WQ Pan, Q Xu, X Zan… - Fusion Engineering and …, 2018 - Elsevier
TiC-doped W-Ti composites were prepared by mechanical alloying and spark plasma
sintering. The influence of milling time on the microstructure and properties of TiC-doped W …