Grazing incidence fast atom and molecule diffraction: theoretical challenges

C Díaz, MS Gravielle - Physical Chemistry Chemical Physics, 2022 - pubs.rsc.org
This perspective article reviews the state-of-the-art of grazing incidence fast atom and
molecule diffraction (GIFAD and GIFMD) simulations and addresses the main challenges …

How to simulate dissociative chemisorption of methane on metal surfaces

N Gerrits - Frontiers in Chemistry, 2024 - frontiersin.org
The dissociation of methane is not only an important reaction step in catalytic processes, but
also of fundamental interest. Dynamical effects during the dissociative chemisorption of …

Combined experimental and theoretical study of fast atom diffraction on the reconstructed GaAs(001) surface

M Debiossac, A Zugarramurdi, H Khemliche, P Roncin… - Physical Review B, 2014 - APS
A grazing incidence fast atom diffraction (GIFAD or FAD) setup, installed on a molecular
beam epitaxy chamber, has been used to characterize the β 2 (2× 4) reconstruction of a …

Surface structure of alanine on Cu (110) studied by fast atom diffraction

J Seifert, M Busch, E Meyer, H Winter - Physical Review Letters, 2013 - APS
We demonstrate that quantum scattering of fast atoms and molecules under grazing angles
of incidence can be exploited to study the structure of organic molecules on metal surfaces …

Determination of the geometric corrugation of graphene on SiC (0001) by grazing incidence fast atom diffraction

A Zugarramurdi, M Debiossac, P Lunca-Popa… - Applied Physics …, 2015 - pubs.aip.org
We present a grazing incidence fast atom diffraction (GIFAD) study of monolayer graphene
on 6H-SiC (0001). This system shows a Moiré-like 13× 13 superlattice above the …

Transient quantum trapping of fast atoms at surfaces

M Debiossac, A Zugarramurdi, P Lunca-Popa… - Physical Review Letters, 2014 - APS
We report on the experimental observation and theoretical study of the bound state
resonances in fast atom diffraction at surfaces. In our studies, the He 4 atom beam has been …

Fast atom diffraction inside a molecular beam epitaxy chamber, a rich combination

M Debiossac, P Atkinson, A Zugarramurdi… - Applied Surface …, 2017 - Elsevier
Two aspects of the contribution of grazing incidence fast atom diffraction (GIFAD) to
molecular beam epitaxy (MBE) are reviewed here: the ability of GIFAD to provide in-situ a …

Image processing for grazing incidence fast atom diffraction

M Debiossac, P Roncin - Nuclear Instruments and Methods in Physics …, 2016 - Elsevier
Grazing incidence fast atom diffraction (GIFAD, or FAD) has developed as a surface
sensitive technique. Compared with thermal energies helium diffraction (TEAS or HAS) …

Grazing incidence fast atom diffraction: general considerations, semiclassical perturbation theory and experimental implications

E Pollak, P Roncin, W Allison… - Physical Chemistry …, 2024 - pubs.rsc.org
Using semiclassical methods, an analytical approach to describe grazing incidence
scattering of fast atoms (GIFAD) from surfaces is described. First, we consider a model with a …

Helium diffraction on SiC grown graphene: Qualitative and quantitative descriptions with the hard-corrugated-wall model

M Debiossac, A Zugarramurdi, Z Mu, P Lunca-Popa… - Physical Review B, 2016 - APS
Monolayer epitaxial graphene grown on 6H-SiC (0001) was recently investigated by grazing-
incidence fast-atom diffraction and analyzed with an ab initio electronic density calculation …