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View article: FAIR commissioning - Towards first science
FAIR commissioning - Towards first science Open
The international Facility for Antiproton and Ion Research (FAIR) is under construction at the GSI Helmholtz Centre in Darmstadt. The first project stage includes the superconducting 100 Tm heavy-ion synchrotron SIS100, the Super Fragment …
View article: An asymmetric fission island driven by shell effects in light fragments
An asymmetric fission island driven by shell effects in light fragments Open
Nuclear fission leads to the splitting of a nucleus into two fragments 1,2 . Studying the distribution of the masses and charges of the fragments is essential for establishing the fission mechanisms and refining the theoretical models 3,4 …
View article: The HYDRA pion-tracker for hypernuclei studies at R3B
The HYDRA pion-tracker for hypernuclei studies at R3B Open
The HYpernuclei-Decay at R3B Apparatus (HYDRA) tracker is a novel time projection chamber combined with a plastic scintillator wall for timing and trigger purposes. This detector is a low radiation length tracker dedicated to measuring pio…
View article: Excited States in the Neutron Rich Nuclei \(^{46}\)S and \(^{47}\)S
Excited States in the Neutron Rich Nuclei \(^{46}\)S and \(^{47}\)S Open
Data on the structure of sulphur isotopes close to the neutron drip-line are rather scarce. The excited states of the very neutron-rich \(^{46}\)S and \(^{47}\)S nuclei have been investigated by in-beam gamma-ray spectroscopy at the Radioa…
View article: Nuclear Astrophysics in the Storage Ring: Background Suppressed Simultaneous Measurement of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mo stretchy="false">(</mml:mo><mml:mi>p</mml:mi><mml:mo>,</mml:mo><mml:mi>γ</mml:mi><mml:mo stretchy="false">)</mml:mo></mml:mrow></mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mo stretchy="false">(</mml:mo><mml:mi>p</mml:mi><mml:mo>,</mml:mo><mml:mi>n</mml:mi><mml:mo stretchy="false">)</mml:mo></mml:mrow></mml:math> Reactions
Nuclear Astrophysics in the Storage Ring: Background Suppressed Simultaneous Measurement of and Reactions Open
We report the application of the new elimination of Rutherford elastic scattering technique for the measurement of proton-induced reaction cross sections utilizing stored ions decelerated to astrophysical energies. This approach results in…
View article: Magicity versus superfluidity around $^{28}$O viewed from the study of\n $^{30}$F
Magicity versus superfluidity around $^{28}$O viewed from the study of\n $^{30}$F Open
The neutron-rich unbound fluorine isotope $^{30}$F$_{21}$ has been observed\nfor the first time by measuring its neutron decay at the SAMURAI spectrometer\n(RIBF, RIKEN) in the quasi-free proton knockout reaction of $^{31}$Ne nuclei at\n23…
Plastic scintillator fiber detectors for heavy ion trajectory reconstruction for the Super-FRS at FAIR Open
At the FAIR facility, currently under construction at GSI (Darmstadt), a 1.5 AGeV uranium beam with intensities up to 2.5 × 10 11 238 U/spill will impinge on a graphite target at the entrance of the Super-FRS for the production of a wide r…
Validation of the diamond detectors for the Super Fragment Separator beam diagnostics Open
The Super-FRS at the FAIR accelerator complex will adopt Chemical Vapor Deposition diamond detectors as radiation-hard particle rate counters. Their role will be to monitor the beam transmission for beams with ions rates up to 10 7 ions/sp…
View article: Electric dipole strength of 52Ca
Electric dipole strength of 52Ca Open
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View article: Relativistic Coulomb Excitation of \(^{124}\)Sn
Relativistic Coulomb Excitation of \(^{124}\)Sn Open
The Coulomb excitation of 124, 128, 130, 132, 134Sn isotopes in the electric field of a Pb target have been studied using the R3B setup as a part of the FAIR Phase-0 program. The experiment was motivated by the possibility of using the nuc…
View article: Measurements of the Reaction Cross Sections of Neutron-rich Sn Isotopes at the R\(^3\)B Setup
Measurements of the Reaction Cross Sections of Neutron-rich Sn Isotopes at the R\(^3\)B Setup Open
A fundamental framework to describe nuclear matter as a function of pressure and nuclear isospin asymmetry is the nuclear Equation of State (EoS). Constraining the parameters of the EoS is one of the central issues in nuclear physics, espe…
View article: Neutrons from projectile fragmentation at 600 MeV/nucleon
Neutrons from projectile fragmentation at 600 MeV/nucleon Open
The neutron emission in projectile fragmentation at relativistic energies was studied with the Large-Area-Neutron-Detector LAND coupled to the ALADIN forward spectrometer at the GSI Schwerionen-Synchrotron (SIS). Stable 124Sn and radioacti…
View article: Intruder configurations in $^{29}$Ne at the transition into the island of inversion: Detailed structure study of $^{28}$Ne
Intruder configurations in $^{29}$Ne at the transition into the island of inversion: Detailed structure study of $^{28}$Ne Open
Detailed $γ$-ray spectroscopy of the exotic neon isotope $^{28}$Ne has been performed for the first time using the one-neutron removal reaction from $^{29}$Ne on a liquid hydrogen target at 240~MeV/nucleon. Based on an analysis of parallel…
Intruder configurations in 29Ne at the transition into the island of inversion: Detailed structure study of 28Ne Open
Detailed x-ray spectroscopy of the exotic neon isotope Ne-28 has been performed for the first time using the one-neutron removal reaction from Ne-29 on a liquid hydrogen target at 240 MeV/nucleon. Based on an analysis of parallel momentum …
View article: Quasi-free (p,2p) reactions in inverse kinematics for studying the fission yield dependence on temperature
Quasi-free (p,2p) reactions in inverse kinematics for studying the fission yield dependence on temperature Open
Despite the recent experimental and theoretical progress in the investigation of the nuclear fission process, a complete description still represents a challenge in nuclear physics because it is a very complex dynamical process, whose desc…
View article: In-beam test results of the Super-FRS GEM-TPC detector prototype with relativistic uranium ion beam
In-beam test results of the Super-FRS GEM-TPC detector prototype with relativistic uranium ion beam Open
As an essential part of the Super-FRS particle identification, the GEM-TPC detector in a twin field-cage configuration will provide position information at up to 1 MHz counting rate with a spatial resolution 95%. This detector is designed …
View article: Fragmentation-induced fission reactions of <sup>236</sup>U in inverse kinematics to investigate the pre-fragment angular momentum parameterizations
Fragmentation-induced fission reactions of <sup>236</sup>U in inverse kinematics to investigate the pre-fragment angular momentum parameterizations Open
In the last decades, measurements of spallation, fragmentation and Coulex induced fission reactions in inverse kinematics have provided valuable data to accurately investigate the fission dynamics and nuclear structure at large deformations …
View article: Study of multinucleon knockout reactions of exotic nuclei in the region of Sn
Study of multinucleon knockout reactions of exotic nuclei in the region of Sn Open
The experimental data collected during the S515 experiment performed by the R 3 B collaboration at GSI/FAIR represent a great opportunity to investigate nucleon knockout reactions of exotic nuclei in the region of Sn using complete kinemat…
View article: Fission-fragment yields measured in Coulomb-induced fission of <sup>234,235,236,238</sup>U and <sup>237,238</sup>Np with the R<sup>3</sup>B/SOFIA setup
Fission-fragment yields measured in Coulomb-induced fission of <sup>234,235,236,238</sup>U and <sup>237,238</sup>Np with the R<sup>3</sup>B/SOFIA setup Open
Low energy fission of 234,235,236,238 U and 237,238 Np radioactive beams, provided by the GSI/FRS facility, has been studied using the R 3 B/SOFIA setup. The latter allows, on an event-by-event basis, to simultaneously identify, in terms o…
View article: Study of (p,2p) fission reactions in inverse kinematics using the R3B set-up
Study of (p,2p) fission reactions in inverse kinematics using the R3B set-up Open
A new experimental fission approach is presented in the context of the R 3 B (Reactions with Relativistic Radioactive Beams) collaboration, at the GSI/FAIR facility, in which knockout reactions in inverse kinematics are used to induce fiss…