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Title: Dynamics of Small Mobile Helium Clusters Near a Symmetric Tilt Grain Boundary of Plasma-Exposed Tungsten

Journal Article · · Fusion Science and Technology
DOI:https://doi.org/10.13182/fst16-105· OSTI ID:1537070
 [1];  [2];  [3];  [1]
  1. University of Massachusetts, Department of Chemical Engineering, Amherst, Massachusetts 01003
  2. University of Missouri, Department of Chemical Engineering, Columbia, Missouri 65211
  3. University of Tennessee, Department of Nuclear Engineering, Knoxville, Tennessee 37996

Not provided.

Research Organization:
Univ. of Massachusetts, Amherst, MA (United States)
Sponsoring Organization:
USDOE Office of Science (SC)
DOE Contract Number:
SC0008875
OSTI ID:
1537070
Journal Information:
Fusion Science and Technology, Vol. 71, Issue 1; ISSN 1536-1055
Publisher:
American Nuclear Society
Country of Publication:
United States
Language:
English

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Nanostructure formation on tungsten exposed to low-pressure rf helium plasmas: A study of ion energy threshold and early stage growth journal August 2011
Microscopic damage of tungsten exposed to deuterium–helium mixture plasma in PISCES and its impacts on retention property journal August 2011
TEM observation of the growth process of helium nanobubbles on tungsten: Nanostructure formation mechanism journal November 2011
Formation and retention of surface pores in helium-implanted nano-grain tungsten for fusion reactor first-wall materials and divertor plates journal December 2009
Molecular dynamics simulations of helium cluster formation in tungsten
  • Henriksson, K. O. E.; Nordlund, K.; Keinonen, J.
  • Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Vol. 244, Issue 2 https://doi.org/10.1016/j.nimb.2005.10.020
journal March 2006
Effects of interatomic potential on He bubble creation by cascades in α-iron journal March 2008
MD simulations of onset of tungsten fuzz formation under helium irradiation journal May 2013
Molecular dynamics simulation of the effect of sub-surface helium bubbles on hydrogen retention in tungsten journal July 2013
Molecular dynamics simulations on the effect of sub-surface helium bubbles on the sputtering yield of tungsten journal July 2013
Tungsten surface evolution by helium bubble nucleation, growth and rupture journal June 2013
Dynamics of small mobile helium clusters near tungsten surfaces journal August 2014
Interactions of mobile helium clusters with surfaces and grain boundaries of plasma-exposed tungsten journal May 2014
Molecular-dynamics analysis of mobile helium cluster reactions near surfaces of plasma-exposed tungsten journal October 2015
Challenges and opportunities of modeling plasma–surface interactions in tungsten using high-performance computing journal August 2015
Crystal orientation effects on helium ion depth distributions and adatom formation processes in plasma-facing tungsten journal October 2014
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Influence of Solid Surfaces on the Interaction Energy of Point Defects journal June 1977
Elastic interactions of point defects in a semi-infinite medium journal January 1980
Theory of surface segregation in ternary semiconductor quantum dots journal February 2011
Kinetics of interdiffusion in semiconductor ternary quantum dots journal October 2012
Design of semiconductor ternary quantum dots with optimal optoelectronic function journal May 2013
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An improved N -body semi-empirical model for body-centred cubic transition metals journal July 1987
Interatomic potentials for simulation of He bubble formation in W journal January 2013
A new interatomic potential function for helium journal January 1968
Thermal stability of helium–vacancy clusters in iron journal April 2003
Spatially dependent cluster dynamics model of He plasma surface interaction in tungsten for fusion relevant conditions journal December 2014
A climbing image nudged elastic band method for finding saddle points and minimum energy paths journal December 2000
Helium impurity transport on grain boundaries: Enhanced or inhibited? journal June 2015

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