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Tamii, Atsushi*; Pellegri, L.*; Sderstr
m, P.-A.*; Allard, D.*; Goriely, S.*; Inakura, Tsunenori*; Khan, E.*; Kido, Eiji*; Kimura, Masaaki*; Litvinova, E.*; et al.
European Physical Journal A, 59(9), p.208_1 - 208_21, 2023/09
Times Cited Count:5 Percentile:73.33(Physics, Nuclear)no abstracts in English
Wei, D.*; Wang, L.*; Zhang, Y.*; Gong, W.; Tsuru, Tomohito; Lobzenko, I.; Jiang, J.*; Harjo, S.; Kawasaki, Takuro; Bae, J. W.*; et al.
Acta Materialia, 225, p.117571_1 - 117571_16, 2022/02
Times Cited Count:93 Percentile:99.66(Materials Science, Multidisciplinary)Kozulin, E. M.*; Knyazheva, G. N.*; Itkis, I. M.*; Itkis, M. G.*; Mukhamejanov, Y. S.*; Bogachev, A. A.*; Novikov, K. V.*; Kirakosyan, V. V.*; Kumar, D.*; Banerjee, T.*; et al.
Physical Review C, 105(1), p.014607_1 - 014607_12, 2022/01
Times Cited Count:20 Percentile:95.18(Physics, Nuclear)Bogachev, A. A.*; Kozulin, E. M.*; Knyazheva, G. N.*; Itkis, I. M.*; Itkis, M. G.*; Novikov, K. V.*; Kumar, D.*; Banerjee, T.*; Diatlov, I. N.*; Cheralu, M.*; et al.
Physical Review C, 104(2), p.024623_1 - 024623_11, 2021/08
Times Cited Count:26 Percentile:94.71(Physics, Nuclear)For the purpose of the study of asymmetric and symmetric fission modes of Hg and
Pb nuclei, mass-energy distributions of fission fragments of
Hg and
Pb formed in the
Ar +
Sm and
Ca +
Sm reactions, respectively, at energies near the Coulomb barrier have been measured using the double-arm time-of-flight spectrometer CORSET and compared with previously measured
Pb isotopes produced in the
Ca +
Sm reactions. Conclusion is the studied properties of asymmetric fission of
Hg and
Pb nuclei point out the existence of well deformed proton shell at Z
36 and less deformed proton shell at Z
46.
He, H.*; Naeem, M.*; Zhang, F.*; Zhao, Y.*; Harjo, S.; Kawasaki, Takuro; Wang, B.*; Wu, X.*; Lan, S.*; Wu, Z.*; et al.
Nano Letters, 21(3), p.1419 - 1426, 2021/02
Times Cited Count:67 Percentile:96.39(Chemistry, Multidisciplinary)Yang, Z. H.*; Kubota, Yuki*; Corsi, A.*; Yoshida, Kazuki; Sun, X.-X.*; Li, J. G.*; Kimura, Masaaki*; Michel, N.*; Ogata, Kazuyuki*; Yuan, C. X.*; et al.
Physical Review Letters, 126(8), p.082501_1 - 082501_8, 2021/02
Times Cited Count:56 Percentile:96.11(Physics, Multidisciplinary)A quasifree (,
) experiment was performed to study the structure of the Borromean nucleus
B, which had long been considered to have a neutron halo. By analyzing the momentum distributions and exclusive cross sections, we obtained the spectroscopic factors for
and
orbitals, and a surprisingly small percentage of 9(2)% was determined for
. Our finding of such a small
component and the halo features reported in prior experiments can be explained by the deformed relativistic Hartree-Bogoliubov theory in continuum, revealing a definite but not dominant neutron halo in
B. The present work gives the smallest
- or
-orbital component among known nuclei exhibiting halo features and implies that the dominant occupation of
or
orbitals is not a prerequisite for the occurrence of a neutron halo.
Naeem, M.*; He, H.*; Harjo, S.; Kawasaki, Takuro; Zhang, F.*; Wang, B.*; Lan, S.*; Wu, Z.*; Wu, Y.*; Lu, Z.*; et al.
Scripta Materialia, 188, p.21 - 25, 2020/11
Times Cited Count:87 Percentile:98.14(Nanoscience & Nanotechnology)Lokotko, T.*; Leblond, S.*; Lee, J.*; Doornenbal, P.*; Obertelli, A.*; Poves, A.*; Nowacki, F.*; Ogata, Kazuyuki*; Yoshida, Kazuki; Authelet, G.*; et al.
Physical Review C, 101(3), p.034314_1 - 034314_7, 2020/03
Times Cited Count:12 Percentile:72.23(Physics, Nuclear)The structures of the neutron-rich Co isotopes were investigated via (
) knockout reactions at the Radioactive Isotope Beam Factory, RIKEN. Level schemes were reconstructed using the
coincidence technique, with tentative spin-parity assignments based on the measured inclusive and exclusive cross sections. Comparison with shell-model calculations suggests coexistence of spherical and deformed shapes at low excitation energies in the
Co isotopes.
Naeem, M.*; He, H.*; Zhang, F.*; Huang, H.*; Harjo, S.; Kawasaki, Takuro; Wang, B.*; Lan, S.*; Wu, Z.*; Wang, F.*; et al.
Science Advances (Internet), 6(13), p.eaax4002_1 - eaax4002_8, 2020/03
Times Cited Count:223 Percentile:99.31(Multidisciplinary Sciences)Xu, Z.*; Dai, G.*; Li, Y.*; Yin, Z.*; Rong, Y.*; Tian, L.*; Liu, P.*; Wang, H.*; Xing, L.*; Wei, Y.*; et al.
npj Quantum Materials (Internet), 5(1), p.11_1 - 11_7, 2020/02
Times Cited Count:4 Percentile:34.39(Materials Science, Multidisciplinary)Sun, M. D.*; Liu, Z.*; Huang, T. H.*; Zhang, W. Q.*; Andreyev, A. N.; Ding, B.*; Wang, J. G.*; Liu, X. Y.*; Lu, H. Y.*; Hou, D. S.*; et al.
Physics Letters B, 800, p.135096_1 - 135096_5, 2020/01
Times Cited Count:12 Percentile:74.96(Astronomy & Astrophysics)Elekes, Z.*; Kripk,
*; Sohler, D.*; Sieja, K.*; Ogata, Kazuyuki*; Yoshida, Kazuki; Doornenbal, P.*; Obertelli, A.*; Authelet, G.*; Baba, Hidetada*; et al.
Physical Review C, 99(1), p.014312_1 - 014312_7, 2019/01
Times Cited Count:12 Percentile:71.90(Physics, Nuclear)The nuclear structure of the Ni nucleus was investigated by (
,
) reaction using a NaI(Tl) array to detect the deexciting prompt
rays. A new transition with an energy of 2227 keV was identified by
and
coincidences. Our shell-model calculations using the Lenzi, Nowacki, Poves, and Sieja interaction produced good candidates for the experimental proton hole states in the observed energy region, and the theoretical cross sections showed good agreement with the experimental values. Although we could not assign all the experimental states to the theoretical ones unambiguously, the results are consistent with a reasonably large Z = 28 shell gap for nickel isotopes in accordance with previous studies.
Studer, E.*; Abe, Satoshi; Andreani, M.*; Bharj, J. S.*; Gera, B.*; Ishay, L.*; Kelm, S.*; Kim, J.*; Lu, Y.*; Paliwal, P.*; et al.
Proceedings of 12th International Topical Meeting on Nuclear Reactor Thermal-Hydraulics, Operation and Safety (NUTHOS-12) (USB Flash Drive), 16 Pages, 2018/10
Shand, C. M.*; Podolyk, Zs.*; G
rska, M.*; Doornenbal, P.*; Obertelli, A.*; Nowacki, F.*; Otsuka, T.*; Sieja, K.*; Tostevin, J. A.*; Tsunoda, T.*; et al.
Physics Letters B, 773, p.492 - 497, 2017/10
Times Cited Count:28 Percentile:87.49(Astronomy & Astrophysics)Vaquero, V.*; Jungclaus, A.*; Doornenbal, P.*; Wimmer, K.*; Gargano, A.*; Tostevin, J. A.*; Chen, S.*; Ncher, E.*; Sahin, E.*; Shiga, Yoshiaki*; et al.
Physical Review Letters, 118(20), p.202502_1 - 202502_5, 2017/05
Times Cited Count:23 Percentile:76.57(Physics, Multidisciplinary)Tam, D. M.*; Song, Y.*; Man, H.*; Cheung, S. C.*; Yin, Z.*; Lu, X.*; Wang, W.*; Frandsen, B. A.*; Liu, L.*; Gong, Z.*; et al.
Physical Review B, 95(6), p.060505_1 - 060505_6, 2017/02
Times Cited Count:24 Percentile:69.17(Materials Science, Multidisciplinary)Gao, G.*; Le, D.*; Huang, L.*; Lu, H.*; Narumi, Issei; Hua, Y.*
FEMS Microbiology Letters, 257(2), p.195 - 201, 2006/04
Times Cited Count:20 Percentile:33.25(Microbiology)PprI is a general gene switch responsible for the extraordinary radioresistance of . From NCBI DNA sequence analysis, it was predicted that the translation start codon of the downstream
gene overlaps the
stop codon, suggesting that these genes may form an operon. In this study, we show that a mutant containing an inserted sequence in
does not grow unless folate is added to the medium, but is not affected in extreme radioresistance, whereasa
disruptant strain could grow in absence of folate. We now characterize the promoter of
by primer extension experiments. We show that expression of a
-
fusion is constitutive and unaltered following ionizing radiation as is the production of the PprI protein. PprI protein is not expressed if its promoter is deleted and the transcription from the entire
promoter (containing a large region upstream of
gene) is essential for radioresistance of
. However, the deletion of
promoter has no effect on the expression of the
-
fusion. Primer extension analysis of the
promoter region shows that
is transcribed from its own promoter located within the
structural gene. All these results do neither support the existence of a
-
operon nor a regulatory role of FolP in
expression.
Teklu, H.*; Elena, K.*; Wang, Y.*; Iwatsuki, Teruki; Ozaki, Yusuke
no journal, ,
In this study, the time variation of hydraulic head and Cl concentration during excavation of Closure Test Drift at the depth of 500m in Mizunami Underground Research Laboratory is simulated. The equivalent continuous porous medium model converted from Discrete Network Model is used to consider the highly heterogeneous feature of fractured rock. The simulated change in hydraulic head shows the good accordance with the observed data. However, the estimated time variations of Cl concentration show the slight change and can not reproduce the observed data. The improvement of prediction of change in Cl concentration is one of future task. These results are parts of results of Decvalex2019 Task C.
Elena, K.*; Teklu, H.*; Wang, Y.*; Iwatsuki, Teruki; Ozaki, Yusuke
no journal, ,
In this study, Discrete Fracture Network Model (DFN) is built based on the fracture data observed in the Mizunami Underground Research Laboratory. 297 fractures data with discharge is analyzed for the estimation of stochastic quantity under the assumption that those fractures are permeable and have an great impact on the hydraulic conductivity field. Both models of fracture and hydraulic conductivity around the Closure Test Drift at the depth of 500m are generated from derived stochastic models. The hydraulic model is input into the numerical simulation. The matching of calculated and observed inflow into research tunnel indicates the validity of generated model and modeling approach for fractured rock. These results are a part of results in Task C of Decovalex2019.