Experimental studies of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mmultiscripts> <mml:mi mathvariant="normal">B</mml:mi> <mml:mprescripts/> <mml:none/> <mml:mn>10</mml:mn> </mml:mmultiscripts> <mml:mo>(</mml:mo> <mml:m

The differential cross sections of $^{7}\mathrm{Li}_{\mathrm{g}.\mathrm{s}.}, ^{6}\mathrm{Li}_{\mathrm{g}.\mathrm{s}.}, ^{6}\mathrm{Li}_{3.56}, ^{6}\mathrm{He}_{\mathrm{g}.\mathrm{s}.}$ reaction products emitted in the $^{7}\mathrm{Li}+^{10}\mathrm{B}$ collision are presented, measured for the first time in a single experiment under the same conditions. The measurements were performed using a $^{7}\mathrm{Li}$ beam at ${E}_{\text{LAB}}=58$ MeV from the U400 cyclotron at the FLNR, JINR, Dubna. The differential cross sections of $^{7}\mathrm{Li}_{\mathrm{g}.\mathrm{s}.}, ^{6}\mathrm{Li}_{\mathrm{g}.\mathrm{s}.}, ^{6}\mathrm{Li}_{3.56}$, and $^{6}\mathrm{He}_{\mathrm{g}.\mathrm{s}.}$ were measured in the angular range ${11}^{\ensuremath{\circ}}&lt;{\mathrm{\ensuremath{\Theta}}}_{\text{CM}}&lt;{84}^{\ensuremath{\circ}}$. The angular distributions of the measured differential cross sections were analyzed using the finite-range-coupled reaction-channel approach. The theoretical analysis provides a fair description of the measured $^{6}\mathrm{Li}({0}_{1}^{+})+^{11}\mathrm{B}_{\mathrm{g}.\mathrm{s}.}$ channel cross section, when the breakup process of the $^{6}\mathrm{Li}({0}_{1}^{+}$) excited state is explicitly included in the coupling scheme. It is demonstrated that the halo structure of $^{6}\mathrm{He}$ and its connection to the narrow resonance (the ${2}^{+}$ isobaric excited state of $^{6}\mathrm{He}$ formed in the one-proton stripping reaction) play a decisive role in describing the measured angular distribution for the population of the ${^{6}\mathrm{He}}_{g.s.}({0}^{+})+{^{11}\mathrm{C}}_{g.s.}(3/{2}^{\ensuremath{-}})$ channel.

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Publication Details

Journal
Physical review. C
Published
2025-10-17
DOI
https://doi.org/10.1103/z18g-bc84
Primary Topic
Nuclear physics research studies
Type
article
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Experimental studies of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mmultiscripts> <mml:mi mathvariant="normal">B</mml:mi> <mml:mprescripts/> <mml:none/> <mml:mn>10</mml:mn> </mml:mmultiscripts> <mml:mo>(</mml:mo> <mml:m

J. Lubián, А. Н. Данилов, J. L. Ferreira, Yu. G. Sobolev et al.
Physical review. C
Nuclear physics research studies
article

Experimental studies of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mmultiscripts> <mml:mi mathvariant="normal">B</mml:mi> <mml:mprescripts/> <mml:none/> <mml:mn>10</mml:mn> </mml:mmultiscripts> <mml:mo>(</mml:mo> <mml:m

J. Lubián, А. Н. Данилов, J. L. Ferreira, Yu. G. Sobolev, Yu. B. Gurov, A. S. Demyanova, S. S. Stukalov, А. В. Шахов, N. Burtebayev, V. I. Starastsin, Sergey V. Dmitriev, M. Nassurlla, Yu. É. Penionzhkevich
article en

Abstract

The differential cross sections of $^{7}\mathrm{Li}_{\mathrm{g}.\mathrm{s}.}, ^{6}\mathrm{Li}_{\mathrm{g}.\mathrm{s}.}, ^{6}\mathrm{Li}_{3.56}, ^{6}\mathrm{He}_{\mathrm{g}.\mathrm{s}.}$ reaction products emitted in the $^{7}\mathrm{Li}+^{10}\mathrm{B}$ collision are presented, measured for the first time in a single experiment under the same conditions. The measurements were performed using a $^{7}\mathrm{Li}$ beam at ${E}_{\text{LAB}}=58$ MeV from the U400 cyclotron at the FLNR, JINR, Dubna. The differential cross sections of $^{7}\mathrm{Li}_{\mathrm{g}.\mathrm{s}.}, ^{6}\mathrm{Li}_{\mathrm{g}.\mathrm{s}.}, ^{6}\mathrm{Li}_{3.56}$, and $^{6}\mathrm{He}_{\mathrm{g}.\mathrm{s}.}$ were measured in the angular range ${11}^{\ensuremath{\circ}}&lt;{\mathrm{\ensuremath{\Theta}}}_{\text{CM}}&lt;{84}^{\ensuremath{\circ}}$. The angular distributions of the measured differential cross sections were analyzed using the finite-range-coupled reaction-channel approach. The theoretical analysis provides a fair description of the measured $^{6}\mathrm{Li}({0}_{1}^{+})+^{11}\mathrm{B}_{\mathrm{g}.\mathrm{s}.}$ channel cross section, when the breakup process of the $^{6}\mathrm{Li}({0}_{1}^{+}$) excited state is explicitly included in the coupling scheme. It is demonstrated that the halo structure of $^{6}\mathrm{He}$ and its connection to the narrow resonance (the ${2}^{+}$ isobaric excited state of $^{6}\mathrm{He}$ formed in the one-proton stripping reaction) play a decisive role in describing the measured angular distribution for the population of the ${^{6}\mathrm{He}}_{g.s.}({0}^{+})+{^{11}\mathrm{C}}_{g.s.}(3/{2}^{\ensuremath{-}})$ channel.

Physical review. CVol. 112(6)
Universidade Federal Fluminense (BR), Kurchatov Institute (RU), Joint Institute for Nuclear Research (RU), National Nuclear Center of the Republic of Kazakhstan (KZ)
Openalex Percentile: Top 83%
Nuclear physics research studies
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