Adsorption of small inorganic molecules on a defective MoS 2 monolayer

C Gonzalez, B Biel, YJ Dappe - Physical Chemistry Chemical Physics, 2017 - pubs.rsc.org
We present a theoretical study of molecular adsorption on defects on a MoS2 monolayer.
Based on Density Functional Theory, our calculations confirm that small inorganic …

Shock response of He bubbles in single crystal Cu

B Li, L Wang, HH Ma, SN Luo - Journal of Applied Physics, 2014 - pubs.aip.org
With large-scale molecular dynamics simulations, we investigate shock response of He
nanobubbles in single crystal Cu. For sufficient bubble size or internal pressure, a prismatic …

Migration mechanisms of helium in copper and tungsten

C González, R Iglesias - Journal of Materials Science, 2014 - Springer
A complete set of migration energies for a He atom moving inside the bulk of the bcc-W and
fcc-Cu crystals has been calculated in different configurations using the nudged elastic band …

Cluster formation and eventual mobility of helium in a tungsten grain boundary

C González, R Iglesias - Journal of Nuclear Materials, 2019 - Elsevier
An exhaustive analysis based on density functional theory (DFT) simulations of the
accumulation of several He atoms has been performed at the vicinity of a non-coherent W< …

Ab initio simulations of the structure, energetics and mobility of radiation-induced point defects in bcc Nb

MA Cerdeira, SL Palacios, C González… - Journal of Nuclear …, 2016 - Elsevier
The formation, binding and migration energetics of helium clusters inside a niobium crystal
have been analysed via ab initio simulations. The effect of placing several He atoms within …

Self-healing properties of nanocrystalline materials: a first-principles analysis of the role of grain boundaries

J Xu, JB Liu, SN Li, BX Liu, Y Jiang - Physical Chemistry Chemical …, 2016 - pubs.rsc.org
Understanding the self-healing mechanisms of defects in nanocrystalline materials is of
particular importance for developing structural materials that can support the extended …

Vacancy assisted He-interstitial clustering and their elemental interaction at fcc-bcc semicoherent metallic interface

U Saikia, MB Sahariah, C González, R Pandey - Scientific reports, 2018 - nature.com
Cu-Nb layered nanocomposite system can be considered as a prototype system to
investigate stability of the fcc-bcc semicoherent metallic interfaces. Theoretical simulations …

Point defect stability in a semicoherent metallic interface

C González, R Iglesias, MJ Demkowicz - Physical Review B, 2015 - APS
We present a comprehensive density functional theory (DFT)-based study of different
aspects of one vacancy and He impurity atom behavior at semicoherent interfaces between …

Energetic analysis of He and monovacancies in Cu/W metallic interfaces

C González, R Iglesias - Materials & Design, 2016 - Elsevier
A systematic study based on density functional theory (DFT) simulations of the stability of
one He impurity atom at two different interfaces formed between the low-solubility W and Cu …

Migration of helium-pair in metals

JL Cao, WT Geng - Journal of Nuclear Materials, 2016 - Elsevier
We have carried out a first-principles density functional theory investigation into the
migration of both a single interstitial He and an interstitial He-pair in Fe, Mo, W, Cu, Pd, and …