Behavior of tungsten under irradiation and plasma interaction

M Rieth, R Doerner, A Hasegawa, Y Ueda… - Journal of Nuclear …, 2019 - Elsevier
In 1959 the Journal of Nuclear Materials (JNM) was founded and is now celebrating its
Diamond Anniversary year. The present paper is part of a series in which single JNM …

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 …

Revealing the synergistic effects of sequential and simultaneous dual beam irradiations in tungsten via in-situ TEM

O El-Atwani, WS Cunningham, JR Trelewicz… - Journal of Nuclear …, 2020 - Elsevier
Elucidating the synergistic effects of different energetic beams on the radiation response of
nuclear materials is critical for developing an improved methodology for their evaluation …

Softening due to grain boundary cavity formation and its competition with hardening in helium implanted nanocrystalline tungsten

WS Cunningham, JM Gentile, O El-Atwani, CN Taylor… - Scientific reports, 2018 - nature.com
The unique ability of grain boundaries to act as effective sinks for radiation damage plays a
significant role in nanocrystalline materials due to their large interfacial area per unit volume …

The microstructure and radiation resistance of fine-grained W-0.3 wt% Y2O3 prepared by nano in-situ composite exposed to low-energy and high‑flux helium plasma

Y Lv, S Zhao, Y Han, H Cheng, Z Ye, H Zhang… - Journal of Alloys and …, 2022 - Elsevier
Tungsten is facing extremely harsh irradiation environmental challenges as plasma-facing
materials. In this work, W-0.3 wt% Y 2 O 3 composites fabricated by nano in-situ composite …

[HTML][HTML] Liquid lithium wettability studies on novel zirconium-alloyed porous tungsten

CL Pérez, T Marchhart, A Marin, M Nieto-Perez… - Nuclear Materials and …, 2023 - Elsevier
Liquid lithium wettability has been investigated on novel zirconium-alloyed porous tungsten
fabricated by the place-holder spark plasma sintering technique. This paper investigates the …

Combinatorial discovery of irradiation damage tolerant nano-structured W-based alloys

H Jo, S Park, D You, S Kim, D Lee - Journal of Nuclear Materials, 2022 - Elsevier
One of the challenges in fusion reactors is the discovery of plasma facing materials capable
of withstanding extreme conditions, such as radiation damage and high heat flux …

[HTML][HTML] Experimental investigation of the microstructural changes of tungsten monoblocks exposed to pulsed high heat loads

V Shah, M van Maris, JAW van Dommelen… - Nuclear Materials and …, 2020 - Elsevier
Extending the lifetime of tungsten based plasma facing components for future fusion reactors
remains an everlasting challenge. In this work, the microstructure of tungsten monoblocks …

Tungsten fuzz annealing effect on deuterium retention in polycrystalline tungsten

Z Harutyunyan, OV Ogorodnikova, Y Gasparyan… - Journal of Nuclear …, 2022 - Elsevier
Using a beam-plasma discharge device operating on helium (He), tungsten with the fuzz on
the surface (W f) has been formed by irradiating polycrystalline tungsten (W) samples with …

[HTML][HTML] Computer simulation of the sputtering energy thresholds for some plasma-facing component materials irradiated with helium, deuterium, and tritium ions

GH Al-Malkawi, AMBA Al-Ajlony… - Nuclear Materials and …, 2023 - Elsevier
Simulations for low-energy irradiation of nuclear Fusion plasma's ion species on several
plasma-facing materials were performed. This study is devoted to determining the minimum …