Publications (19)
Spectroscopy of deeply bound orbitals in neutron-rich Ca isotopes
P. J. Li, J. Lee, P. Doornenbal +85
The calcium isotopes are an ideal system to investigate the evolution of shell structure and magic numbers. Although the properties of surface nucleons in calcium have been well st…
Investigation of the ground-state spin inversion in the neutron-rich 47,49Cl isotopes
B. D. Linh, A. Corsi, A. Gillibert +83
A first gamma-ray study of 47,49Cl spectroscopy was performed at the Radioactive Isotope Beam Factory with 50Ar projectiles at 217 MeV/nucleon, impinging on the liquid hydrogen tar…
A First Glimpse at the Shell Structure beyond Ca: Spectroscopy of K, Ca, and Ca
T. Koiwai, K. Wimmer, P. Doornenbal +80
States in the and 37 isotopes Ca have been populated by direct proton-induced nucleon removal reactions from Sc and Ca beams at the RIBF. In addit…
Measurement of the structure function of the nearly free neutron using spectator tagging in inelastic H(e, e'p)X scattering with CLAS
S. Tkachenko, N. Baillie, S. E. Kuhn +148
Much less is known about neutron structure than that of the proton due to the absence of free neutron targets. Neutron information is usually extracted from data on nuclear targets…
New mass anchor points for neutron-deficient heavy nuclei from direct mass measurements of radium and actinium isotopes
M. Rosenbusch, Y. Ito, P. Schury +17
The masses of the exotic isotopes Ac and Ra have been measured with a multi-reflection time-of-flight mass spectrograph. These isotopes were obtained in fli…
Spectroscopy of K
M. Enciu, A. Obertelli, P. Doornenbal +78
The first spectroscopy of K was investigated via in-beam -ray spectroscopy at the RIKEN Radioactive Isotope Beam Factory after one-proton and one-neutron knockout from $…
Shell evolution of isotones towards Ca: First spectroscopy of Ti
M. L. Cortés, W. Rodriguez, P. Doornenbal +81
Excited states in the isotone Ti were populated via the VTi reaction at 200~MeV/u at the Radioactive Isotope Beam Factory and studied usin…
Level Structures of Ca Cast Doubt on a doubly magic Ca
S. Chen, F. Browne, P. Doornenbal +80
Gamma decays were observed in Ca and Ca following quasi-free one-proton knockout reactions from Sc beams at MeV/nucleon. For Ca, a …
High precision mass measurements of the isomeric and ground states of V: improving constraints on the IMME parameters of the A=44, quintet
D. Puentes, G. Bollen, M. Brodeur +16
The Isobaric Multiplet Mass Equation (IMME) has been successful at predicting the masses of isobaric analogue states in the same multiplet, while its coefficients are known to foll…
Evaluated Experimental Isobaric Analogue States from to and associated IMME coefficients
M. MacCormick, G. Audi
Isobaric multiplets can be used to provide reliable mass predictions through the Isobaric Multiplet Mass Equation (IMME). Isobaric analogue states (IAS) for isospin multiplets from…
Mass measurements of Ga reduce x-ray burst model uncertainties and extend the evaluated isobaric multiplet mass equation
S. F. Paul, J. Bergmann, J. D. Cardona +27
We report precision mass measurements of neutron-deficient gallium isotopes approaching the proton drip line. The measurements of Ga performed with the TITAN multiple-ref…
How Robust is the N = 34 Subshell Closure? First Spectroscopy of Ar
H. N. Liu, A. Obertelli, P. Doornenbal +77
The first -ray spectroscopy of Ar, with the neutron number N = 34, was measured using the K(p,2p) one-proton removal reaction at 210 MeV/u at the RIBF facil…
Atomic masses of intermediate-mass neutron-deficient nuclei with relative uncertainty down to 35-ppb via multireflection time-of-flight mass spectrograph
S. Kimura, Y. Ito, D. Kaji +18
High-precision mass measurements of Cu, Zn, Ga, Ge, As, Br, Rb, and Sr were performed utilizing a multireflection t…
Demonstration of a novel technique to measure two-photon exchange effects in elastic scattering
M. Moteabbed, M. Niroula, B. A. Raue +147
The discrepancy between proton electromagnetic form factors extracted using unpolarized and polarized scattering data is believed to be a consequence of two-photon exchange (TPE) e…
ÏN and ηp deexcitation channels of the N^* and Îbaryonic resonances between 1470 and 1680 MeV
B. Tatischeff, J. Yonnet, M. Boivin +7
Two reactions, pp->ppX and pp->pÏ^+X, are used to study the 1.47<M<1.68 GeV baryonic mass range. Three different final states are considered in the invariant masses: N^* or Î^+,…
shell closure below calcium: Low-lying structure of Ar
M. L. Cortés, W. Rodriguez, P. Doornenbal +78
Low-lying excited states in the isotope Ar were investigated by in-beam -ray spectroscopy following proton- and neutron-knockout, multi-nucleon removal, and proto…
First direct mass measurements of nuclides around with a Multireflection Time-of-Flight Mass Spectrograph
Y. Ito, P. Schury, M. Wada +23
The masses of Es, Fm and the transfermium nuclei Md, and No, produced by hot- and cold-fusion reactions, in the vicinity of the deformed …
Possible Indication of Narrow Baryonic Resonances Produced in the 1720-1790 MeV Mass Region
B. Tatischeff, J. Yonnet, M. Boivin +8
Signals of two narrow structures at M=1747 MeV and 1772 MeV were observed in the invariant masses M_{pX} and M_{Ï^{+}X} of the pp->ppX and pp->pÏ^{+}X reactions respectively. Man…
The TULIP project : first on-line result and near future
V. Bosquet, P. Jardin, M. MacCormick +1
The TULIP project aims to produce radioactive ion beams of short-lived neutron-deficient isotopes by using fusion-evaporation reactions in an optimized Target Ion Source System (TI…