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Normal and intruder configurations in $^{34}$Si populated in the $\beta^-$ decay of $^{34}$Mg and $^{34}$Al
/ IDS Collaboration
The structure of $^{34}$Si was studied through $\gamma$ spectroscopy separately in the $\beta^-$ decays of $^{34}$Mg and $^{34}$Al at the ISOLDE facility of CERN. Different configurations in $^{34}$Si were populated independently from the two recently identified $\beta$-decaying states in $^{34}$Al having spin-parity assignments $J^\pi = 4^-$ dominated by the normal configuration $\pi (d_{5/2})^{-1} \otimes \nu (f_{7/2})$ and $J^\pi = 1^+$ by the intruder configuration $\pi (d_{5/2})^{-1} \otimes \nu (d_{3/2})^{-1}(f_{7/2})^{2}$. [...]
arXiv:1908.11626.-
2019-09-12 - 11 p.
- Published in : Phys. Rev. C 100 (2019) 034306
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Identification of the crossing point at $N=21$ between normal and intruder configurations
/ Lică, R (CERN ; Bucharest, IFIN-HH) ; Rotaru, F (Bucharest, IFIN-HH) ; Borge, M J G (CERN ; Madrid, Inst. Estructura Materia) ; Grévy, S (GANIL ; CENBG, Gradignan) ; Negoiţă, F (Bucharest, IFIN-HH) ; Poves, A (Madrid, Autonoma U.) ; Sorlin, O (GANIL) ; Andreyev, A N (York U., England) ; Borcea, R (Bucharest, IFIN-HH) ; Costache, C (Bucharest, IFIN-HH) et al.
/IDS
The β− decay of Mg34 was used to study the Al34 nucleus through γ spectroscopy at the Isotope Separator On-Line facility of CERN. Previous studies identified two β-decaying states in Al34 having spin-parity assignments Jπ=4− dominated by the normal configuration π(d5/2)−1⊗ν(f7/2) and Jπ=1+ by the intruder configuration π(d5/2)−1⊗ν(d3/2)−1(f7/2)2. [...]
2017 - 6 p.
- Published in : Phys. Rev. C 95 (2017) 021301
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Properties of low-lying intruder states in 34Aland 34Sipopulated in the beta-decay of 34Mg
/ Lică, R (CERN) ; Rotaru, F ; Negoită, F ; Grévy, S ; Mărginean, N ; Desagne, Ph ; Stora, T (CERN) ; Borcea, C ; Borcea, R ; Călinescu, S et al.
The results of the IS530 experiment at ISOLDE revealed new information concerning several nuclei close to the N ≈ 20 'Island of Inversion' - 34Mg, 34Al, 34Si. The half-life of 34Mgwas found to be three times larger than the adopted value (63(1) ms instead of 20(10) ms). [...]
2015 - 4 p.
- Published in : AIP Conf. Proc. 1645 (2015) 363-366
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Properties of intruder states in $^{34}$Al and $^{34}$Si
/ Rotaru, F (Bucharest, IFIN-HH) ; Lica, R (Bucharest, IFIN-HH) ; Negoita, F (Bucharest, IFIN-HH) ; Grévy, S (CENBG, Gradignan) ; Marginean, N (Bucharest, IFIN-HH) ; Dessagne, Ph (Strasbourg, IPHC) ; Stora, T (CERN) ; Borcea, C (Bucharest, IFIN-HH) ; Borcea, R (Bucharest, IFIN-HH) ; Calinescu, S (Bucharest, IFIN-HH) et al.
We report on two experimental results for nuclei located in the region of the N = 20 island of inversion. In the first experiment, performed at GANIL, we have discovered and studied the $0_{2}^{ + }$ state in $^{34}$Si and made the hypothesis that it was fed by the beta-decay of a predicted isomeric $1^{+}$ state in $^{34}$Al. [...]
2015 - 7 p.
- Published in : JPS Conf. Proc. 6 (2015) 020006
In : 2nd Conference on Advances in Radioactive Isotope Science, Tokyo, Japan, 1 - 6 Jun 2014, pp.020006
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5.
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Properties of low-lying intruder states in 34Al and 34Si sequentially populated in beta-decay of 34Mg
/ Negoita, F (IFIN-HH Bucharest Romania) ; Grevy, S (CENBG Bordeaux France) ; Lica, R (IFIN-HH Bucharest Romania) ; Marginean, N (IFIN-HH Bucharest Romania) ; Desagne, Ph (IPHC Strasbourg France) ; Stora, T (ISOLDE/CERN Geneva Switzerland) ; Borcea, C (IFIN-HH Bucharest Romania) ; Borcea, R (IFIN-HH Bucharest Romania) ; Calinescu, S (IFIN-HH Bucharest Romania) ; Daugas, JM (CEA DAM DIF Arpajon France) et al.
CERN-INTC-2014-059 ; INTC-CLL-017.
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2014.
Fulltext - Original Document (INTC-P-314)
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6.
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Properties of low-lying intruder states in $^{34}$Al and $^{34}$Si sequentially populated in $\beta$-decay of $^{34}$Mg
/ Negoita, F (IFIN-HH Bucharest Romania) ; Grevy, S (CENBG Bordeaux France) ; Lica, R (IFIN-HH Bucharest Romania) ; Marginean, N (IFIN-HH Bucharest Romania) ; Desagne, Ph (IPHC Strasbourg France) ; Stora, T (ISOLDE/CERN Geneva Switzerland) ; Borcea, C (IFIN-HH Bucharest Romania) ; Borcea, R (IFIN-HH Bucharest Romania) ; Calinescu, S (IFIN-HH Bucharest Romania) ; Daugas, JM (CEA DAM DIF Arpajon France) et al.
CERN-INTC-2014-027 ; INTC-P-314-ADD-1.
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2014.
Fulltext - Original Document (INTC-P-314)
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7.
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Properties of low-lying intruder states in $^{34}$Al and $^{34}$Si sequentially populated in $\beta$-decay of $^{34}$Mg
/ Negoita, F (IFIN-HH Bucharest Romania) ; Grevy, S (CENBG Bordeaux France) ; Lica, R (IFIN-HH Bucharest Romania) ; Marginean, N (IFIN-HH Bucharest Romania) ; Desagne, Ph (IPHC Strasbourg France) ; Stora, T (ISOLDE/CERN Geneva Switzerland) ; Borcea, C (IFIN-HH Bucharest Romania) ; Borcea, R (IFIN-HH Bucharest Romania) ; Calinescu, S (IFIN-HH Bucharest Romania) ; Daugas, JM (CEA DAM DIF Arpajon France) et al.
CERN-INTC-2014-026 ; INTC-SR-037.
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2014.
Fulltext - Original Document (INTC-P-314)
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Study of octupole deformation in n-rich Ba isotopes populated via $\beta$- decay
/ Benzoni, G (INFN sezione di Milano, Milano, Italy) ; Marginean , N (IFIN-HH, Bucharest, Romania) ; Mach , H (National Centre for Nuclear Research, NCBJ, Otwock, Poland) ; Bracco, A (INFN sezione di Milano and Universita' degli studi di Milano, Milano, Italy) ; Leoni, S (INFN sezione di Milano and Universita' degli studi di Milano, Milano, Italy) ; Morales-Lopez, A (INFN sezione di Milano and Universita' degli studi di Milano, Milano, Italy) ; Avigo, R (INFN sezione di Milano and Universita' degli studi di Milano, Milano, Italy) ; Blasi, N (INFN sezione di Milano, Milano, Italy) ; Bottoni, S (INFN sezione di Milano and Universita' degli studi di Milano, Milano, Italy) ; Ceruti, S (INFN sezione di Milano and Universita' degli studi di Milano, Milano, Italy) et al.
CERN-INTC-2013-030 ; INTC-P-390.
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2013.
Fulltext
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Energy of the 2p1h intruder state in $^{34}$Al
: an extension of the "island of inversion"?
/ Ascher, Pauline (MPIK Heidelberg, Germany) ; Atanasov, Dinko (MPIK Heidelberg, Germany) ; Blank, Bertram (CENBG Bordeaux, France) ; Blaum, Klaus (MPIK Heidelberg, Germany) ; Borgmann, Christopher (Uppsala University, Sweden) ; Breitenfeld, Martin (CERN Geneva, Switzerland) ; George, Sebastian (MPIK Heidelberg, Germany) ; Gerbaux, Mathias (CENBG Bordeaux, France) ; Grévy, Stéphane (CENBG Bordeaux, France) ; Herfurth, Franck (GSI Darmstadt, Germany) et al.
CERN-INTC-2013-006 ; INTC-P-372.
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2013.
Fulltext
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EURISOL Multimegawatt Target Unit - MAFF Configuration: Dosimetry and Activation Studies
/ Luis, R (ITN, Sacavem) ; Bermudez, J (INFN, Legnaro) ; Kadi, Y (CERN) ; Tecchio, L (INFN, Legnaro) ; Kharoua, C (CERN) ; Vaz, P (ITN, Sacavem) ; Ene, D (IRFU, SPhN, Saclay) ; David, J C (IRFU, SPhN, Saclay) ; Goncalves, I F (ITN, Sacavem) ; Rocca, R (CERN) et al.
The EURopean Isotope Separation On-Line Radioactive Ion Beam (EURISOL) project aims at building a facility to produce radioactive ion beams with intensities two to three orders of magnitude higher than those presently available. A 4-MW (1-GeV, 4-mA) proton beam hits a liquid mercury converter, generating, by spallation reactions, high neutron fluxes that induce fission in surrounding fissile targets. [...]
2011
- Published in : Nucl. Technol.: 175 (2011) , no. 2, pp. 445-449
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