Search Results - "Niikura, M."
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Covalent functionalization of polypropylene filters with diazirine–photosensitizer conjugates producing visible light driven virus inactivating materials
Published in Scientific reports (24-09-2021)“…The SARS-CoV-2 pandemic has highlighted the weaknesses of relying on single-use mask and respirator personal protective equipment (PPE) and the global supply…”
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Pathway for the Production of Neutron-Rich Isotopes around the N=126 Shell Closure
Published in Physical review letters (23-10-2015)“…Absolute cross sections for isotopically identified products formed in multinucleon transfer in the (136)Xe+(198)Pt system at ∼8 MeV/nucleon are reported. The…”
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Triaxial deformation of neutron-rich Zr nuclei explored by high-resolution in-beam γ-ray spectroscopy
Published in Physics letters. B (01-11-2024)“…Lifetimes of excited states in the very exotic nuclides 108Zr68 and 110Zr70 were measured for the first time applying high-resolution in-beam γ-ray…”
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Demonstration of nuclear gamma-ray polarimetry based on a multi-layer CdTe Compton camera
Published in Scientific reports (09-02-2024)“…To detect and track structural changes in atomic nuclei, the systematic study of nuclear levels with firm spin-parity assignments is important. While linear…”
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Mirror energy differences above the 0f7/2 shell: First γ-ray spectroscopy of the Tz = −2 nucleus 56Zn
Published in Physics letters. B (10-12-2021)“…Excited states in 56Zn were populated following one-neutron removal from a 57Zn beam impinging on a Be target at intermediate energies in an experiment…”
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β-Decay half-lives of 76,77Co, 79,80Ni, and 81Cu: experimental indication of a doubly magic 78Ni
Published in Physical review letters (18-07-2014)“…The half-lives of 20 neutron-rich nuclei with Z=27-30 have been measured at the RIBF, including five new half-lives of (76)Co(21.7(-4.9)(+6.5) ms),…”
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Discovery of 68Br in secondary reactions of radioactive beams
Published in Physics letters. B (01-08-2019)“…The proton-rich isotope 68Br was discovered in secondary fragmentation reactions of fast radioactive beams. Proton-rich secondary beams of 70,71,72Kr and 70Br,…”
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Gamma Decay of Unbound Neutron-Hole States in Sn 133
Published in Physical review letters (17-05-2017)“…Excited states in the nucleus 133Sn, with one neutron outside the doubly-magic 132Sn core, were populated following one-neutron knockout from a 134Sn beam on a…”
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Shape coexistence revealed in the $$N=Z$$ isotope $$^{72}$$Kr through inelastic scattering
Published in The European physical journal. A, Hadrons and nuclei (01-06-2020)“…The $N=Z=36$ nucleus $^{72}$Kr has been studied by inelastic scattering at intermediate energies. Two targets, $^{9}$Be and $^{197}$Au, were used to extract…”
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Shape Changes in the Mirror Nuclei ^{70}Kr and ^{70}Se
Published in Physical review letters (19-02-2021)“…We studied the proton-rich T_{z}=-1 nucleus ^{70}Kr through inelastic scattering at intermediate energies in order to extract the reduced transition…”
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Impact of shell evolution on Gamow-Teller β decay from a high-spin long-lived isomer in 127Ag
Published in Physics letters. B (01-12-2021)“…The change of the shell structure in atomic nuclei, so-called “nuclear shell evolution”, occurs due to changes of major configurations through particle-hole…”
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Inclusive cross sections for one- and multi-nucleon removal from Sn, Sb, and Te projectiles beyond the N = 82 shell closure
Published in Physics letters. B (10-08-2019)“…Inclusive one- and multi-nucleon removal cross sections have been measured for several Sn, Sb and Te isotopes just beyond the N=82 neutron shell closure. The…”
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Spectroscopic factor and proton formation probability for the d3/2 proton emitter 151mLu
Published in Physics letters. B (10-07-2017)“…The quenching of the experimental spectroscopic factor for proton emission from the short-lived d3/2 isomeric state in 151mLu was a long-standing problem. In…”
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New isomers in 125Pd79 and 127Pd81: Competing proton and neutron excitations in neutron-rich palladium nuclides towards the N = 82 shell closure
Published in Physics letters. B (01-05-2019)“…The neutron-rich isotopes of palladium have attracted considerable interest in terms of the evolution of the N=82 neutron shell closure and its influence on…”
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First spectroscopy of 61Ti and the transition to the Island of Inversion at N = 40
Published in Physics letters. B (01-05-2019)“…Isomeric states in 59,61Ti have been populated in the projectile fragmentation of a 345 AMeV 238U beam at the Radioactive Isotope Beam Factory. The decay…”
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Decay properties of 68,69,70Mn: Probing collectivity up to N=44 in Fe isotopic chain
Published in Physics letters. B (17-12-2015)“…The β decays Mn68→Fe68, Mn69→Fe69 and Mn70→Fe70 have been measured at the RIBF facility at RIKEN using the EURICA γ spectrometer combined with an active…”
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Evolution of single-particle strength in neutron-rich 71Cu
Published in Physics letters. B (17-12-2015)“…The strength functions of the πf5/2, πp3/2 and πf7/2 orbitals in neutron-rich 71Cu were obtained in a 72Zn(d,3He)71Cu proton pick-up reaction in inverse…”
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Interplay between nuclear shell evolution and shape deformation revealed by the magnetic moment of 75Cu
Published in Nature physics (21-01-2019)“…Exotic nuclei are characterized by having a number of neutrons (or protons) in excess relative to stable nuclei. Their shell structure, which represents…”
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Shape coexistence and isospin symmetry in A = 70 nuclei: Spectroscopy of the Tz = −1 nucleus 70Kr
Published in Physics letters. B (10-10-2018)“…Excited states in the Tz=−1 nucleus 70Kr have been populated using inelastic scattering of a radioactive 70Kr beam as well as one- and two-neutron removal…”
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