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Coulomb excitation of radioactive (21)Na and its stable mirror (21)Ne

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Coulomb excitation of radioactive (21)Na and its stable mirror (21)Ne. / Schumaker, M. A.; Cline, D.; Hackman, G.; Morton, A. C.; Pearson, C. J.; Svensson, C. E.; Wu, C. Y.; Andreyev, A.; Austin, R. A. E.; Ball, G. C.; Bandyopadhyay, D.; Becker, J. A.; Boston, A. J.; Boston, H. C.; Buchmann, L.; Churchman, R.; Cifarelli, F.; Cooper, R. J.; Cross, D. S.; Dashdorj, D.; Demand, G. A.; Dimmock, M. R.; Drake, T. E.; Finlay, P.; Gallant, A. T.; Garrett, P. E.; Green, K. L.; Grint, A. N.; Grinyer, G. F.; Harkness, L. J.; Hayes, A. B.; Kanungo, R.; Leach, K. G.; Lee, G.; Maharaj, R.; Martin, J. -P.; Moisan, F.; Mythili, S.; Nelson, L.; Newman, O.; Nolan, P. J.; Orce, J. N.; Padilla-Rodal, E.; Phillips, A. A.; Porter-Peden, M.; Ressler, J. J.; Roy, R.; Ruiz, C.; Sarazin, F.; Scraggs, D. P.; Waddington, J. C.; Wan, J. M.; Whitbeck, A.; Williams, S. J.; Wong, J.

In: Physical Review C, Vol. 78, No. 4, ARTN 044321, 23.10.2008.

Research output: Contribution to journalArticlepeer-review

Harvard

Schumaker, MA, Cline, D, Hackman, G, Morton, AC, Pearson, CJ, Svensson, CE, Wu, CY, Andreyev, A, Austin, RAE, Ball, GC, Bandyopadhyay, D, Becker, JA, Boston, AJ, Boston, HC, Buchmann, L, Churchman, R, Cifarelli, F, Cooper, RJ, Cross, DS, Dashdorj, D, Demand, GA, Dimmock, MR, Drake, TE, Finlay, P, Gallant, AT, Garrett, PE, Green, KL, Grint, AN, Grinyer, GF, Harkness, LJ, Hayes, AB, Kanungo, R, Leach, KG, Lee, G, Maharaj, R, Martin, J-P, Moisan, F, Mythili, S, Nelson, L, Newman, O, Nolan, PJ, Orce, JN, Padilla-Rodal, E, Phillips, AA, Porter-Peden, M, Ressler, JJ, Roy, R, Ruiz, C, Sarazin, F, Scraggs, DP, Waddington, JC, Wan, JM, Whitbeck, A, Williams, SJ & Wong, J 2008, 'Coulomb excitation of radioactive (21)Na and its stable mirror (21)Ne', Physical Review C, vol. 78, no. 4, ARTN 044321. https://doi.org/10.1103/PhysRevC.78.044321

APA

Schumaker, M. A., Cline, D., Hackman, G., Morton, A. C., Pearson, C. J., Svensson, C. E., Wu, C. Y., Andreyev, A., Austin, R. A. E., Ball, G. C., Bandyopadhyay, D., Becker, J. A., Boston, A. J., Boston, H. C., Buchmann, L., Churchman, R., Cifarelli, F., Cooper, R. J., Cross, D. S., ... Wong, J. (2008). Coulomb excitation of radioactive (21)Na and its stable mirror (21)Ne. Physical Review C, 78(4), [ARTN 044321]. https://doi.org/10.1103/PhysRevC.78.044321

Vancouver

Schumaker MA, Cline D, Hackman G, Morton AC, Pearson CJ, Svensson CE et al. Coulomb excitation of radioactive (21)Na and its stable mirror (21)Ne. Physical Review C. 2008 Oct 23;78(4). ARTN 044321. https://doi.org/10.1103/PhysRevC.78.044321

Author

Schumaker, M. A. ; Cline, D. ; Hackman, G. ; Morton, A. C. ; Pearson, C. J. ; Svensson, C. E. ; Wu, C. Y. ; Andreyev, A. ; Austin, R. A. E. ; Ball, G. C. ; Bandyopadhyay, D. ; Becker, J. A. ; Boston, A. J. ; Boston, H. C. ; Buchmann, L. ; Churchman, R. ; Cifarelli, F. ; Cooper, R. J. ; Cross, D. S. ; Dashdorj, D. ; Demand, G. A. ; Dimmock, M. R. ; Drake, T. E. ; Finlay, P. ; Gallant, A. T. ; Garrett, P. E. ; Green, K. L. ; Grint, A. N. ; Grinyer, G. F. ; Harkness, L. J. ; Hayes, A. B. ; Kanungo, R. ; Leach, K. G. ; Lee, G. ; Maharaj, R. ; Martin, J. -P. ; Moisan, F. ; Mythili, S. ; Nelson, L. ; Newman, O. ; Nolan, P. J. ; Orce, J. N. ; Padilla-Rodal, E. ; Phillips, A. A. ; Porter-Peden, M. ; Ressler, J. J. ; Roy, R. ; Ruiz, C. ; Sarazin, F. ; Scraggs, D. P. ; Waddington, J. C. ; Wan, J. M. ; Whitbeck, A. ; Williams, S. J. ; Wong, J. / Coulomb excitation of radioactive (21)Na and its stable mirror (21)Ne. In: Physical Review C. 2008 ; Vol. 78, No. 4.

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@article{a48c8c25bfe0450c9f4a9237b8561327,
title = "Coulomb excitation of radioactive (21)Na and its stable mirror (21)Ne",
abstract = "The low-energy structures of the mirror nuclei (21)Ne and radioactive (21)Na have been examined by using Coulomb excitation at the TRIUMF-ISAC radioactive ion beam facility. Beams of similar to 5x10(6) ions/s were accelerated to 1.7 MeV/A and Coulomb excited in a 0.5 mg/cm(2) (nat)Ti target. Scattered beam and target particles were detected by the segmented Si detector BAMBINO, while gamma rays were observed by using two TIGRESS HPGe clover detectors perpendicular to the beam axis. For each isobar, Coulomb excitation from the 3/2(+-) ground state to the first excited 5/2(+-) state was observed and B(E2) values were determined by using the 2(+)-> 0(+) de-excitation in (48)Ti as a reference. The phi segmentation of BAMBINO was used to deduce tentative assignments for the signs of the mixing ratios between the E2 and M1 components of the transitions. The resulting B(E2)up arrow values are 131 +/- 9 e(2) fm(4) (25.4 +/- 1.7 W.u.) for (21)Ne and 205 +/- 14 e(2) fm(4) (39.7 +/- 2.7 W.u.) for (21)Na. The fit to the present data and the known lifetimes determined E2/M1 mixing ratios and B(M1)down arrow values of delta=(-)0.0767 +/- 0.0027 and 0.1274 +/- 0.0025 mu(2)(N) and delta=(+)0.0832 +/- 0.0028 and 0.1513 +/- 0.0017 mu(2)(N) for (21)Ne and (21)Na, respectively (with Krane and Steffen sign convention). By using the effective charges e(p)=1.5e and e(n)=0.5e, the B(E2) values produced by the p-sd shell model are 30.7 and 36.4 W.u. for (21)Ne and (21)Na, respectively. This analysis resolves a significant discrepancy between a previous experimental result for (21)Na and shell-model calculations.",
keywords = "BEAM EXPERIMENTS, QUADRUPOLE-MOMENTS, TIGRESS, HPGE CLOVER DETECTOR, HOT-CNO CYCLE, NE-18(ALPHA,P)NA-21 REACTION, EXCITED-STATE, NUCLEAR-DATA SHEETS, RP-PROCESS, MAGNETIC-MOMENT",
author = "Schumaker, {M. A.} and D. Cline and G. Hackman and Morton, {A. C.} and Pearson, {C. J.} and Svensson, {C. E.} and Wu, {C. Y.} and A. Andreyev and Austin, {R. A. E.} and Ball, {G. C.} and D. Bandyopadhyay and Becker, {J. A.} and Boston, {A. J.} and Boston, {H. C.} and L. Buchmann and R. Churchman and F. Cifarelli and Cooper, {R. J.} and Cross, {D. S.} and D. Dashdorj and Demand, {G. A.} and Dimmock, {M. R.} and Drake, {T. E.} and P. Finlay and Gallant, {A. T.} and Garrett, {P. E.} and Green, {K. L.} and Grint, {A. N.} and Grinyer, {G. F.} and Harkness, {L. J.} and Hayes, {A. B.} and R. Kanungo and Leach, {K. G.} and G. Lee and R. Maharaj and Martin, {J. -P.} and F. Moisan and S. Mythili and L. Nelson and O. Newman and Nolan, {P. J.} and Orce, {J. N.} and E. Padilla-Rodal and Phillips, {A. A.} and M. Porter-Peden and Ressler, {J. J.} and R. Roy and C. Ruiz and F. Sarazin and Scraggs, {D. P.} and Waddington, {J. C.} and Wan, {J. M.} and A. Whitbeck and Williams, {S. J.} and J. Wong",
year = "2008",
month = oct,
day = "23",
doi = "10.1103/PhysRevC.78.044321",
language = "English",
volume = "78",
journal = "Physical Review C - Nuclear Physics",
issn = "0556-2813",
publisher = "American Physical Society",
number = "4",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Coulomb excitation of radioactive (21)Na and its stable mirror (21)Ne

AU - Schumaker, M. A.

AU - Cline, D.

AU - Hackman, G.

AU - Morton, A. C.

AU - Pearson, C. J.

AU - Svensson, C. E.

AU - Wu, C. Y.

AU - Andreyev, A.

AU - Austin, R. A. E.

AU - Ball, G. C.

AU - Bandyopadhyay, D.

AU - Becker, J. A.

AU - Boston, A. J.

AU - Boston, H. C.

AU - Buchmann, L.

AU - Churchman, R.

AU - Cifarelli, F.

AU - Cooper, R. J.

AU - Cross, D. S.

AU - Dashdorj, D.

AU - Demand, G. A.

AU - Dimmock, M. R.

AU - Drake, T. E.

AU - Finlay, P.

AU - Gallant, A. T.

AU - Garrett, P. E.

AU - Green, K. L.

AU - Grint, A. N.

AU - Grinyer, G. F.

AU - Harkness, L. J.

AU - Hayes, A. B.

AU - Kanungo, R.

AU - Leach, K. G.

AU - Lee, G.

AU - Maharaj, R.

AU - Martin, J. -P.

AU - Moisan, F.

AU - Mythili, S.

AU - Nelson, L.

AU - Newman, O.

AU - Nolan, P. J.

AU - Orce, J. N.

AU - Padilla-Rodal, E.

AU - Phillips, A. A.

AU - Porter-Peden, M.

AU - Ressler, J. J.

AU - Roy, R.

AU - Ruiz, C.

AU - Sarazin, F.

AU - Scraggs, D. P.

AU - Waddington, J. C.

AU - Wan, J. M.

AU - Whitbeck, A.

AU - Williams, S. J.

AU - Wong, J.

PY - 2008/10/23

Y1 - 2008/10/23

N2 - The low-energy structures of the mirror nuclei (21)Ne and radioactive (21)Na have been examined by using Coulomb excitation at the TRIUMF-ISAC radioactive ion beam facility. Beams of similar to 5x10(6) ions/s were accelerated to 1.7 MeV/A and Coulomb excited in a 0.5 mg/cm(2) (nat)Ti target. Scattered beam and target particles were detected by the segmented Si detector BAMBINO, while gamma rays were observed by using two TIGRESS HPGe clover detectors perpendicular to the beam axis. For each isobar, Coulomb excitation from the 3/2(+-) ground state to the first excited 5/2(+-) state was observed and B(E2) values were determined by using the 2(+)-> 0(+) de-excitation in (48)Ti as a reference. The phi segmentation of BAMBINO was used to deduce tentative assignments for the signs of the mixing ratios between the E2 and M1 components of the transitions. The resulting B(E2)up arrow values are 131 +/- 9 e(2) fm(4) (25.4 +/- 1.7 W.u.) for (21)Ne and 205 +/- 14 e(2) fm(4) (39.7 +/- 2.7 W.u.) for (21)Na. The fit to the present data and the known lifetimes determined E2/M1 mixing ratios and B(M1)down arrow values of delta=(-)0.0767 +/- 0.0027 and 0.1274 +/- 0.0025 mu(2)(N) and delta=(+)0.0832 +/- 0.0028 and 0.1513 +/- 0.0017 mu(2)(N) for (21)Ne and (21)Na, respectively (with Krane and Steffen sign convention). By using the effective charges e(p)=1.5e and e(n)=0.5e, the B(E2) values produced by the p-sd shell model are 30.7 and 36.4 W.u. for (21)Ne and (21)Na, respectively. This analysis resolves a significant discrepancy between a previous experimental result for (21)Na and shell-model calculations.

AB - The low-energy structures of the mirror nuclei (21)Ne and radioactive (21)Na have been examined by using Coulomb excitation at the TRIUMF-ISAC radioactive ion beam facility. Beams of similar to 5x10(6) ions/s were accelerated to 1.7 MeV/A and Coulomb excited in a 0.5 mg/cm(2) (nat)Ti target. Scattered beam and target particles were detected by the segmented Si detector BAMBINO, while gamma rays were observed by using two TIGRESS HPGe clover detectors perpendicular to the beam axis. For each isobar, Coulomb excitation from the 3/2(+-) ground state to the first excited 5/2(+-) state was observed and B(E2) values were determined by using the 2(+)-> 0(+) de-excitation in (48)Ti as a reference. The phi segmentation of BAMBINO was used to deduce tentative assignments for the signs of the mixing ratios between the E2 and M1 components of the transitions. The resulting B(E2)up arrow values are 131 +/- 9 e(2) fm(4) (25.4 +/- 1.7 W.u.) for (21)Ne and 205 +/- 14 e(2) fm(4) (39.7 +/- 2.7 W.u.) for (21)Na. The fit to the present data and the known lifetimes determined E2/M1 mixing ratios and B(M1)down arrow values of delta=(-)0.0767 +/- 0.0027 and 0.1274 +/- 0.0025 mu(2)(N) and delta=(+)0.0832 +/- 0.0028 and 0.1513 +/- 0.0017 mu(2)(N) for (21)Ne and (21)Na, respectively (with Krane and Steffen sign convention). By using the effective charges e(p)=1.5e and e(n)=0.5e, the B(E2) values produced by the p-sd shell model are 30.7 and 36.4 W.u. for (21)Ne and (21)Na, respectively. This analysis resolves a significant discrepancy between a previous experimental result for (21)Na and shell-model calculations.

KW - BEAM EXPERIMENTS

KW - QUADRUPOLE-MOMENTS

KW - TIGRESS

KW - HPGE CLOVER DETECTOR

KW - HOT-CNO CYCLE

KW - NE-18(ALPHA,P)NA-21 REACTION

KW - EXCITED-STATE

KW - NUCLEAR-DATA SHEETS

KW - RP-PROCESS

KW - MAGNETIC-MOMENT

UR - http://www.scopus.com/inward/record.url?scp=55849140883&partnerID=8YFLogxK

U2 - 10.1103/PhysRevC.78.044321

DO - 10.1103/PhysRevC.78.044321

M3 - Article

VL - 78

JO - Physical Review C - Nuclear Physics

JF - Physical Review C - Nuclear Physics

SN - 0556-2813

IS - 4

M1 - ARTN 044321

ER -