Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation
- Autores
- Gravielle, Maria Silvia; Miraglia, Jorge Esteban
- Año de publicación
- 2009
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- This work deals with the interference effects recently observed in grazing collisions of few-keV atoms with insulator surfaces. The process is studied within a distorted-wave method, the surface eikonal approximation, based on the use of the eikonal wave function and involving axial channeled trajectories with different initial conditions. The theory is applied to helium atoms impinging on a LiF(001) surface along the h110i direction. The role played by the projectile polarization and the surface rumpling is investigated. We found that when both effects are included, the proposed eikonal approach provides angular projectile spectra in good agreement with the experimental findings.
Fil: Gravielle, Maria Silvia. Consejo Nacional de Investigaciónes Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Astronomía y Física del Espacio. - Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Astronomía y Física del Espacio; Argentina
Fil: Miraglia, Jorge Esteban. Consejo Nacional de Investigaciónes Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Astronomía y Física del Espacio. - Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Astronomía y Física del Espacio; Argentina - Materia
-
Diffraction
Grazing
Fast Atom
Surface - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/21559
Ver los metadatos del registro completo
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Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximationGravielle, Maria SilviaMiraglia, Jorge EstebanDiffractionGrazingFast AtomSurfacehttps://purl.org/becyt/ford/1.3https://purl.org/becyt/ford/1This work deals with the interference effects recently observed in grazing collisions of few-keV atoms with insulator surfaces. The process is studied within a distorted-wave method, the surface eikonal approximation, based on the use of the eikonal wave function and involving axial channeled trajectories with different initial conditions. The theory is applied to helium atoms impinging on a LiF(001) surface along the h110i direction. The role played by the projectile polarization and the surface rumpling is investigated. We found that when both effects are included, the proposed eikonal approach provides angular projectile spectra in good agreement with the experimental findings.Fil: Gravielle, Maria Silvia. Consejo Nacional de Investigaciónes Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Astronomía y Física del Espacio. - Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Astronomía y Física del Espacio; ArgentinaFil: Miraglia, Jorge Esteban. Consejo Nacional de Investigaciónes Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Astronomía y Física del Espacio. - Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Astronomía y Física del Espacio; ArgentinaElsevier Science2009-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/21559Gravielle, Maria Silvia; Miraglia, Jorge Esteban; Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation; Elsevier Science; Nuclear Instruments and Methods in Physics Research B: Beam Interactions with Materials and Atoms; 267; 4; 1-2009; 610-6140168-583XCONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1016/j.nimb.2008.12.002info:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S0168583X08013281info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T10:44:08Zoai:ri.conicet.gov.ar:11336/21559instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 10:44:08.882CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation |
title |
Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation |
spellingShingle |
Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation Gravielle, Maria Silvia Diffraction Grazing Fast Atom Surface |
title_short |
Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation |
title_full |
Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation |
title_fullStr |
Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation |
title_full_unstemmed |
Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation |
title_sort |
Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation |
dc.creator.none.fl_str_mv |
Gravielle, Maria Silvia Miraglia, Jorge Esteban |
author |
Gravielle, Maria Silvia |
author_facet |
Gravielle, Maria Silvia Miraglia, Jorge Esteban |
author_role |
author |
author2 |
Miraglia, Jorge Esteban |
author2_role |
author |
dc.subject.none.fl_str_mv |
Diffraction Grazing Fast Atom Surface |
topic |
Diffraction Grazing Fast Atom Surface |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.3 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
This work deals with the interference effects recently observed in grazing collisions of few-keV atoms with insulator surfaces. The process is studied within a distorted-wave method, the surface eikonal approximation, based on the use of the eikonal wave function and involving axial channeled trajectories with different initial conditions. The theory is applied to helium atoms impinging on a LiF(001) surface along the h110i direction. The role played by the projectile polarization and the surface rumpling is investigated. We found that when both effects are included, the proposed eikonal approach provides angular projectile spectra in good agreement with the experimental findings. Fil: Gravielle, Maria Silvia. Consejo Nacional de Investigaciónes Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Astronomía y Física del Espacio. - Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Astronomía y Física del Espacio; Argentina Fil: Miraglia, Jorge Esteban. Consejo Nacional de Investigaciónes Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Astronomía y Física del Espacio. - Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Astronomía y Física del Espacio; Argentina |
description |
This work deals with the interference effects recently observed in grazing collisions of few-keV atoms with insulator surfaces. The process is studied within a distorted-wave method, the surface eikonal approximation, based on the use of the eikonal wave function and involving axial channeled trajectories with different initial conditions. The theory is applied to helium atoms impinging on a LiF(001) surface along the h110i direction. The role played by the projectile polarization and the surface rumpling is investigated. We found that when both effects are included, the proposed eikonal approach provides angular projectile spectra in good agreement with the experimental findings. |
publishDate |
2009 |
dc.date.none.fl_str_mv |
2009-01 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/21559 Gravielle, Maria Silvia; Miraglia, Jorge Esteban; Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation; Elsevier Science; Nuclear Instruments and Methods in Physics Research B: Beam Interactions with Materials and Atoms; 267; 4; 1-2009; 610-614 0168-583X CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/21559 |
identifier_str_mv |
Gravielle, Maria Silvia; Miraglia, Jorge Esteban; Quantum interference in grazing scattering of swift He atoms from LiF(001) surfaces: Surface eikonal approximation; Elsevier Science; Nuclear Instruments and Methods in Physics Research B: Beam Interactions with Materials and Atoms; 267; 4; 1-2009; 610-614 0168-583X CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1016/j.nimb.2008.12.002 info:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S0168583X08013281 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Elsevier Science |
publisher.none.fl_str_mv |
Elsevier Science |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
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CONICET Digital (CONICET) |
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Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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1844614478392459264 |
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13.070432 |