ÚTEFČVUT Ústav technické a experimentální fyziky ČVUT v PrazeInstitute of Experimental and Applied Physics, CTU in Prague

Review of quasi-elastic charge-exchange data in the nucleon-deuteron breakup reaction

NázevTitle
Review of quasi-elastic charge-exchange data in the nucleon-deuteron breakup reactionReview of quasi-elastic charge-exchange data in the nucleon-deuteron breakup reaction
Druh výsledkuResult type
Článek v časopiseJournal article
AutořiAuthors
F. Lehar, C. Wilkin
Klíčová slovaKeywords
nucleon-deuteron breakup reaction, charge exchange, cross section, backward scattering
DOIDOI
10.1134/S1547477110040035
Časopis / citaceJournal / citation
Physics of Particles and Nuclei Letters 7(4), 235-255 (2010) · ISSN 1547-4771
RokYear
2010
JazykLanguage
eng
ZáznamyRecords
ProjektProject
Fundamentální experimenty ve fyzice mikrosvětaFundamental Experiments in Physics of Microworld
CitovánoCited by
2 (INSPIRE-HEP)
2013: 12014: 1
Plný text (open access)Full text (open access)
https://arxiv.org/pdf/0911.1699
Citace ke staženíDownload citation
TXT · BibTeX

AbstraktAbstract

The available data on the forward charge exchange of nucleons on the deuteron up to 2 GeV/nucleon are reviewed. The value of the inclusive nd->pnn/np->pn cross section ratio is sensitive to the fraction of spin-independent neutron-proton backward scattering. The measurements of the polarisation transfer in d(n, p){nn} or the deuteron analysing power in p{d, {pp})n in high-resolution experiments, where the final nn or pp pair emerge at low excitation energy, depend upon the longitudinal and transverse spin-spin up amplitudes. The relation between these types of experiments is discussed and the results compared with predictions of the impulse approximation model in order to see what new constraints they can bring to the neutron-proton database.

The available data on the forward charge exchange of nucleons on the deuteron up to 2 GeV/nucleon are reviewed. The value of the inclusive nd->pnn/np->pn cross section ratio is sensitive to the fraction of spin-independent neutron-proton backward scattering. The measurements of the polarisation transfer in d(n, p){nn} or the deuteron analysing power in p{d, {pp})n in high-resolution experiments, where the final nn or pp pair emerge at low excitation energy, depend upon the longitudinal and transverse spin-spin up amplitudes. The relation between these types of experiments is discussed and the results compared with predictions of the impulse approximation model in order to see what new constraints they can bring to the neutron-proton database.

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