K. Tshoo
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View article: Nondestructive Bunch Shape Monitoring Method for Nonrelativistic Ion Beams Based on Capacitive Pick-up Type Bunch Shape Monitor
Nondestructive Bunch Shape Monitoring Method for Nonrelativistic Ion Beams Based on Capacitive Pick-up Type Bunch Shape Monitor Open
Detailed information on the longitudinal shape of beam bunches is crucial in ion beam accelerator facilities for understanding beam dynamics and analyzing experimental data. Particularly for the low-energy ion beams, nondestructive bunch s…
View article: Erratum: Current status of RAON muon irradiation system (RAMIS) for μSR spectrometer at RAON
Erratum: Current status of RAON muon irradiation system (RAMIS) for μSR spectrometer at RAON Open
View article: α-Particle Transport Test of Korea Broad Acceptance Recoil Spectrometer and Apparatus at RAON
α-Particle Transport Test of Korea Broad Acceptance Recoil Spectrometer and Apparatus at RAON Open
KoBRA of RAON has been prepared for various low energy nuclear physics studies such as nuclear structure, reactions, and astrophysics. An α -particle transport test was performed using a standard α -source of 241 Am so as to examine the de…
View article: Technical design of an IH-type buncher for KoBRA at RAON
Technical design of an IH-type buncher for KoBRA at RAON Open
To satisfy the beam requirement of the KoBRA experiment (0.5 nsec in 1σ), rebunching is required in the energy range up to 15 A MeV and for particles with an A/q range from 1 to 7. In cooperation with IBS and Hanmac Corporation, BEVATECH p…
View article: Gamow-Teller decay of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Te</mml:mi><mml:mprescripts/><mml:none/><mml:mn>142</mml:mn></mml:mmultiscripts></mml:math> to <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi mathvariant="normal">I</mml:mi><mml:mprescripts/><mml:none/><mml:mn>142</mml:mn></mml:mmultiscripts></mml:math>
Gamow-Teller decay of to Open
International audience
View article: Various nuclear structures in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Xe</mml:mi><mml:mprescripts/><mml:none/><mml:mn>140</mml:mn></mml:mmultiscripts></mml:math> studied by <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>β</mml:mi></mml:math> decay of ground and isomeric states in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi mathvariant="normal">I</mml:mi><mml:mprescripts/><mml:none/><mml:mn>140</mml:mn></mml:mmultiscripts></mml:math>
Various nuclear structures in studied by decay of ground and isomeric states in Open
Structure of the neutron-rich N=86 isotope 140Xe, located northeast of a doubly-magic nucleus 132Sn, is investigated by β−γ spectroscopy. Two β-decay isomers in 140I are newly found in the study of two different β decays of 140I which were…
View article: First observation of the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>π</mml:mi><mml:mn>0</mml:mn><mml:msub><mml:mi>h</mml:mi><mml:mrow><mml:mn>11</mml:mn><mml:mo>/</mml:mo><mml:mn>2</mml:mn></mml:mrow></mml:msub><mml:mo>⊗</mml:mo><mml:mi>ν</mml:mi><mml:mn>0</mml:mn><mml:msub><mml:mi>h</mml:mi><mml:mrow><mml:mn>9</mml:mn><mml:mo>/</mml:mo><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math> partner orbital configuration in the odd-odd <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi mathvariant="normal">I</mml:mi><mml:mprescripts/><mml:none/><mml:mn>138</mml:mn></mml:mmultiscripts></mml:math> nucleus
First observation of the partner orbital configuration in the odd-odd nucleus Open
The β-decay scheme of 138Te and the level structure of 138I is reported for the first time. The experiment was performed at the Radioactive Isotope Beam Factory of RIKEN, as one of the EUROBALL-RIKEN Cluster Array campaigns. Secondary radi…
View article: Nuclear structure of Te isotopes beyond neutron magic number <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>82</mml:mn></mml:mrow></mml:math>
Nuclear structure of Te isotopes beyond neutron magic number Open
Newly observed decay schemes of the nuclei 137Sb and 138Sb are reported. The neutron-rich Sb isotopes were produced by the in-flight fragmentation of a 238U primary beam with an energy of 345 MeV/nucleon. Several new excited states of 137T…
View article: Production cross sections and angular distributions of neutron-rich rare isotopes from 15 MeV/nucleon Kr-induced collisions: toward the r-process path
Production cross sections and angular distributions of neutron-rich rare isotopes from 15 MeV/nucleon Kr-induced collisions: toward the r-process path Open
We present our recent study of cross sections and angular distributions of projectile fragments from heavy-ion reactions at beam energy of 15 MeV/nucleon. We studied the production cross sections and the angular distributions of neutron-ri…
View article: <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>β</mml:mi></mml:math>-decay half-lives of 55 neutron-rich isotopes beyond the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>82</mml:mn></mml:mrow></mml:math> shell gap
-decay half-lives of 55 neutron-rich isotopes beyond the shell gap Open
The β-decay half-lives of 55 neutron-rich nuclei 134−139Sn, 134−142Sb, 137−144Te, 140−146I, 142−148Xe, 145−151Cs, 148−153Ba, and 151−155La were measured at the Radioactive Isotope Beam Factory employing the projectile fission fragments of …
View article: Neutron-rich rare isotope production with stable and radioactive beams in the mass range A~40-60 at 15 MeV/u
Neutron-rich rare isotope production with stable and radioactive beams in the mass range A~40-60 at 15 MeV/u Open
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View article: Rare Isotope Production in peripheral heavy-ion collisions in the energy range 15-25 MeV/nucleon
Rare Isotope Production in peripheral heavy-ion collisions in the energy range 15-25 MeV/nucleon Open
In this contribution we summarize recent efforts to describe the production of rare isotopes with beams of 15–25 MeV/nucleon expected from low-energy facilities. We first present calculated production cross sections of proton-rich nuclides…
View article: Rare Isotope Production in peripheral heavy-ion collisions at beam energy of 15 MeV/nucleon
Rare Isotope Production in peripheral heavy-ion collisions at beam energy of 15 MeV/nucleon Open
This paper presents our recent study on the production of neutron-rich rare isotopes with heavy-ion beams in the energy region of 15 MeV/nucleon. We present calculated production cross sections of neutron-rich nuclides from collisions of a…
View article: Nuclear structure and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>β</mml:mi></mml:math>-decay schemes for Te nuclides beyond <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>82</mml:mn></mml:mrow></mml:math>
Nuclear structure and -decay schemes for Te nuclides beyond Open
International audience
View article: Neutron-rich rare-isotope production from projectile fission of heavy nuclei near 20 MeV/nucleon beam energy
Neutron-rich rare-isotope production from projectile fission of heavy nuclei near 20 MeV/nucleon beam energy Open
We investigate the possibilities of producing neutron-rich nuclides in projectile fission of heavy beams in the energy range of 20 MeV/nucleon expected from low-energy facilities. We report our efforts to theoretically describe the reactio…
View article: Publisher's Note: New decay scheme of the<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mmultiscripts><mml:mi>Sb</mml:mi><mml:mn>85</mml:mn><mml:none/><mml:mprescripts/><mml:mn>51</mml:mn><mml:mn>136</mml:mn></mml:mmultiscripts><mml:mspace width="4pt"/><mml:msup><mml:mn>6</mml:mn><mml:mo>−</mml:mo></mml:msup></mml:mrow></mml:math>isomer [Phys. Rev. C<b>92</b>, 024304 (2015)]
Publisher's Note: New decay scheme of theisomer [Phys. Rev. C<b>92</b>, 024304 (2015)] Open
View article: Development of the RAON Recoil Spectrometer (KOBRA) and Its Applications for Nuclear Astrophysics
Development of the RAON Recoil Spectrometer (KOBRA) and Its Applications for Nuclear Astrophysics Open
KOBRA (KOrea Broad acceptance Recoil spectrometer and Apparatus), a new generation recoil spectrometer, has been designed at the Korean heavy-ion accelerator facility, so called RAON. It will allow many nuclear scientists to explore so-far…
View article: Hole States in<sup>16</sup>C Observed via One-Neutron Knockout of<sup>17</sup>C
Hole States in<sup>16</sup>C Observed via One-Neutron Knockout of<sup>17</sup>C Open
An experiment measuring one-neutron knockout from 17 C on a hydrogen target and populating neutron unbound states in the residue revealed the first 2 -state in 16 C at 5.45(1) MeV.Comparison of its populating cross section and parallel mom…