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Excitation of the n=2 states of helium by positron impact

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Caradonna, Peter; Sullivan, James; Jones, Adric; Makochekanwa, Casten; Slaughter, Daniel; Mueller, Dennis; Buckman, Stephen

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A high-resolution (ΔE∼55 □ meV) trap-based positron beam has been used to measure absolute scattering cross sections for the excitation of the resolved 2 S1, P states of helium at energies between threshold and 38 eV. The experimental integral cross

dc.contributor.authorCaradonna, Peter
dc.contributor.authorSullivan, James
dc.contributor.authorJones, Adric
dc.contributor.authorMakochekanwa, Casten
dc.contributor.authorSlaughter, Daniel
dc.contributor.authorMueller, Dennis
dc.contributor.authorBuckman, Stephen
dc.date.accessioned2015-12-10T22:23:17Z
dc.identifier.issn1050-2947
dc.identifier.urihttp://hdl.handle.net/1885/52706
dc.description.abstractA high-resolution (ΔE∼55 □ meV) trap-based positron beam has been used to measure absolute scattering cross sections for the excitation of the resolved 2 S1, P states of helium at energies between threshold and 38 eV. The experimental integral cross
dc.publisherAmerican Physical Society
dc.sourcePhysical Review A: Atomic, Molecular and Optical Physics
dc.subjectKeywords: Convergent close couplings; Experimental data; High resolution; Integral cross-sections; Positron beams; Positron impacts; Scattering cross section; Theoretical calculations; Positrons; Helium
dc.titleExcitation of the n=2 states of helium by positron impact
dc.typeJournal article
local.description.notesImported from ARIES
local.identifier.citationvolume80
dc.date.issued2009
local.identifier.absfor020201 - Atomic and Molecular Physics
local.identifier.ariespublicationu4169254xPUB253
local.type.statusPublished Version
local.contributor.affiliationCaradonna, Peter, College of Physical and Mathematical Sciences, ANU
local.contributor.affiliationSullivan, James, College of Physical and Mathematical Sciences, ANU
local.contributor.affiliationJones, Adric, College of Physical and Mathematical Sciences, ANU
local.contributor.affiliationMakochekanwa, Casten, College of Physical and Mathematical Sciences, ANU
local.contributor.affiliationSlaughter, Daniel, College of Physical and Mathematical Sciences, ANU
local.contributor.affiliationMueller, Dennis, College of Physical and Mathematical Sciences, ANU
local.contributor.affiliationBuckman, Stephen, College of Physical and Mathematical Sciences, ANU
local.description.embargo2037-12-31
local.bibliographicCitation.issue060701(R)
local.bibliographicCitation.startpage1
local.bibliographicCitation.lastpage4
local.identifier.doi10.1103/PhysRevA.80.060701
dc.date.updated2016-02-24T10:40:02Z
local.identifier.scopusID2-s2.0-71549128982
local.identifier.thomsonID000273233800007
CollectionsANU Research Publications

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