The effects of impurity gas seeding on the growth of fuzzy tungsten
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Nuclear Materials"
DOI: 10.1016/j.jnucmat.2021.153125
Abstract: Abstract Using the linear plasma device NAGDIS-II operating with gas mixtures of helium (He) and impurity (Ne, N 2 , Ar), fibre-form nanostructures known as “fuzz” have been grown on tungsten (W) samples. In this… read more here.
Keywords: gas; growth; impurity species; ion ... See more keywords
Initial growth phase of W-fuzz formation in ultra-long pulse helium discharge in LHD
Sign Up to like & getrecommendations! Published in 2017 at "Nuclear materials and energy"
DOI: 10.1016/j.nme.2016.11.023
Abstract: Abstract In order to confirm the formation of a tungsten fiberform nanostructure (W-fuzz) by helium plasma exposure in the large-sized plasma confinement device, the bulk tungsten with the size of 80 × 20 × 1.5 mm 3 was inserted… read more here.
Keywords: plasma; growth phase; fuzz; initial growth ... See more keywords
Grain orientations and grain boundaries in tungsten nonotendril fuzz grown under divertor-like conditions
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DOI: 10.1016/j.scriptamat.2016.09.018
Abstract: Abstract We grew nanotendril “fuzz” on tungsten via plasma exposure and performed transmission Kikuchi diffraction (tKD) in scanning electron microscopy of isolated nanotendrils. 900 °C, 10 23 He/m 2 sec, 4 × 10 26 He/m 2 exposure of… read more here.
Keywords: orientations grain; boundaries tungsten; fuzz; grain orientations ... See more keywords