NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = Y.Nagai Found 101 matches. Showing 1 to 100. [Next]2022NA37 Eur.Phys.J. A 58, 235 (2022) 99Tc in stars, reactors, and nuclear medicine NUCLEAR REACTIONS 16O(n, γ), E<800 keV; calculated σ, neutron capture reaction rate by using a theoretical approach based on a direct radiative capture (DRC) process coupled to a single-level Breit-Wigner (SLBW) resonance model. NUCLEAR REACTIONS 99Tc(n, γ), E=8-90, 190, 330, 540 keV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with available data, JENDL-5, ENDF/B-VIII.0 and JEFF-3.3 libraries. NUCLEAR REACTIONS 100Mo(n, 2n), E not given; measured reaction products; deduced yields. Comparison with calculations. The cyclotron at Cyclotron and Radioisotope Center (CYRIC), Tohoku University.
doi: 10.1140/epja/s10050-022-00883-8
2021KA48 J.Radioanal.Nucl.Chem. 330, 913 (2021) M.Kawabata, S.Motoishi, A.Ohta, A.Motomura, H.Saeki, K.Tsukada, S.Hashimoto, N.Iwamoto, Y.Nagai, K.Hashimoto Large scale production of 64Cu and 67Cu via the 64Zn(n, p)64Cu and 68Zn(n, np/d)67Cu reactions using accelerator neutrons NUCLEAR REACTIONS 64Zn(n, p), 68Zn(n, d), E<40 MeV; measured reaction products, Eγ, Iγ; deduced yields. Comparison with calculations.
doi: 10.1007/s10967-021-07987-3
2020NA34 Phys.Rev. C 102, 044616 (2020) Y.Nagai, M.Kinoshita, M.Igashira, Y.Nobuhara, H.Makii, K.Mishima, T.Shima, A.Mengoni Nonresonant p-wave direct capture and interference effect observed in the 16O (n, γ) 17O reaction NUCLEAR REACTIONS 16O(n, γ)17O, E=157, 349, 398, 427, 468, 498, 556 keV pulsed quasimonoenergetic neutron beam from the Pelletron accelerator of the Tokyo Institute of Technology; measured prompt discrete Eγ, Iγ and TOF spectra using anti-Compton NaI(Tl) spectrometer, neutron energy spectra using 6Li glass scintillator with TOF method; deduced n-capture partial σ(E) to the g.s. and the first excited state in 17O and total σ(E), astrophysical reaction rates for temperature of 0.001 to 3 GK, Maxwellian-averaged capture cross section (MACS) for thermal energies between kT=5 and 100 keV. Comparison of measured σ(E) with theoretical calculations using direct radiative capture (DRC) process coupled to a single-level Breit-Wigner (SLBW) resonance model.
doi: 10.1103/PhysRevC.102.044616
2019EN01 Nucl.Data Sheets 155, 56 (2019) J.W.Engle, A.V.Ignatyuk, R.Capote, B.V.Carlson, A.Hermanne, M.A.Kellett, T.Kibedi, G.Kim, F.G.Kondev, M.Hussain, O.Lebeda, A.Luca, Y.Nagai, H.Naik, A.L.Nichols, F.M.Nortier, S.V.Suryanarayana, S.Takacs, F.T.Tarkanyi, M.Verpelli Recommended Nuclear Data for the Production of Selected Therapeutic Radionuclides COMPILATION 131Cs, 131Ba, 225Ac, 225Ra, 227Th, 227Ac, 230U, 230Pa; analyzed σ data leading to formation of therapeutic radionuclides.
doi: 10.1016/j.nds.2019.01.003
2019TA25 J.Radioanal.Nucl.Chem. 319, 533 (2019) F.T.Tarkanyi, A.V.Ignatyuk, A.Hermanne, R.Capote, B.V.Carlson, J.W.Engle, M.A.Kellett, T.Kibedi, G.Kim, F.G.Kondev, M.Hussain, O.Lebeda, A.Luca, Y.Nagai, H.Naik, A.L.Nichols, F.M.Nortier, S.V.Suryanarayana, S.Takacs, M.Verpelli Recommended nuclear data for medical radioisotope production: diagnostic positron emitters COMPILATION 44Sc, 52Mn, 55Co, 61,62Cu, 66,68Ga, 72As, 73Se, 76Br, 82Rb, 86Y, 89Zr, 90Nb, 94Tc, 110In, 118Sb, 120,122I, 128Cs, 140Pr; compiled, evaluated and recommended data on σ for the production of medical radionuclides.
doi: 10.1007/s10967-018-6380-5
2019TA26 J.Radioanal.Nucl.Chem. 319, 487(2019) F.T.Tarkanyi, A.V.Ignatyuk, A.Hermanne, R.Capote, B.V.Carlson, J.W.Engle, M.A.Kellett, T.Kibedi, G.Kim, F.G.Kondev, M.Hussain, O.Lebeda, A.Luca, Y.Nagai, H.Naik, A.L.Nichols, F.M.Nortier, S.V.Suryanarayana, S.Takacs, M.Verpelli Recommended nuclear data for medical radioisotope production: diagnostic gamma emitters COMPILATION 51Cr, 99Tc, 111In, 123I, 203Tl; anal yzed available data; deduced σ for production of diagnostic gamma-ray emitting radionuclides.
doi: 10.1007/s10967-018-6142-4
2018HE07 Nucl.Data Sheets 148, 338 (2018) A.Hermanne, A.V.Ignatyuk, R.Capote, B.V.Carlson, J.W.Engle, M.A.Kellett, T.Kibedi, G.Kim, F.G.Kondev, M.Hussain, O.Lebeda, A.Luca, Y.Nagai, H.Naik, A.L.Nichols, F.M.Nortier, S.V.Suryanarayana, S.Takacs, F.T.Tarkanyi, M.Verpelli Reference Cross Sections for Charged-particle Monitor Reactions NUCLEAR REACTIONS 27Al(p, X)22Na/24Na, Ti(p, x)48V/46Sc, Ni(p, x)57Ni, Cu(p, X)62Zn/63Zn/65Zn/56Co/58Co, Mo(p, X)96Tc, 27Al(d, X)22Na/24Na, Ti(d, X)48V/46Sc, Cu(d, X)62Zn/63Zn/65Zn, Fe(d, X)56Co, Ni(d, X)61Cu/56Co/58Co, 27Al(3He, X)22Na/24Na, Ti(3He, X)48V, Cu(3He, X)66Ga/63Zn/65Zn, 27Al(α, X)22Na/24Na, Ti(α, X)51Cr, Cu(α, X)66Ga/67Ga/65Zn, E<1000 MeV; analyzed available data; deduced σ.
doi: 10.1016/j.nds.2018.02.009
2017KA13 J.Phys.Soc.Jpn. 86, 053201 (2017) M.Kawabata, S.Motoishi, H.Saeki, K.Hashimoto, Y.Nagai Recovery Efficiency of Enriched 100MoO3 Irradiated by Accelerator Neutrons
doi: 10.7566/JPSJ.86.053201
2017NA06 J.Phys.Soc.Jpn. 86, 053202 (2017) Y.Nagai, Y.Nakahara, M.Kawabata, Y.Hatsukawa, K.Hashimoto, H.Saeki, S.Motoishi, A.Ohta, T.Shiina, Y.Kawauchi Quality of 99mTcO-4 from 99Mo Produced by 100Mo(n, 2n)99Mo
doi: 10.7566/JPSJ.86.053202
2015KA05 J.Radioanal.Nucl.Chem. 303, 1205 (2015) M.Kawabata, K.Hashimoto, H.Seki, N.Sato, S.Motoishi, K.Takakura, C.Konno, Y.Nagai Production and separation of 64Cu and 67Cu using 14 MeV neutrons NUCLEAR REACTIONS Zn, 64Zn(n, X)64Cu/67Cu/65Zn/69Zn, E=14 MeV; measured reaction products, Eγ, Iγ; deduced yields, separation procedures. Comparison with available data.
doi: 10.1007/s10967-014-3488-0
2014SA38 J.Phys.Soc.Jpn. 83, 073201 (2014) N.Sato, K.Tsukada, S.Watanabe, N.S.Ishioka, M.Kawabata, H.Saeki, Y.Nagai, T.Kin, F.Minato, N.Iwamoto, O.Iwamoto First Measurement of the Radionuclide Purity of the Therapeutic Isotope 67Cu Produced by 68Zn(n, x) Reaction Using natC(d, n) Neutrons NUCLEAR REACTIONS 68Zn(n, X)64Cu/67Cu/69Zn/65Zn/65Ni/66Ni, E<40 MeV; measured reaction products, Eγ, Iγ; deduced yields. Comparison with CCONE nuclear model code calculations.
doi: 10.7566/JPSJ.83.073201
2013KI03 J.Phys.Soc.Jpn. 82, 034201 (2013) T.Kin, Y.Nagai, N.Iwamoto, F.Minato, O.Iwamoto, Y.Hatsukawa, M.Segawa, H.Harada, C.Konno, K.Ochiai, K.Takakura New Production Routes for Medical Isotopes 64Cu and 67Cu Using Accelerator Neutrons NUCLEAR REACTIONS Zn(n, X)64Cu/67Cu, E=14 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with experimental data. NUCLEAR REACTIONS Cu(d, n)64Cu/67Cu, E=40 MeV; estimated production yields. 67Zn(n, p)67Cu, 68Zn(n, X)67Cu, E=14.7 MeV; calculated yields. comparison with available data.
doi: 10.7566/JPSJ.82.034201
2013NA16 J.Phys.Soc.Jpn. 82, 064201 (2013) Y.Nagai, K.Hashimoto, Y.Hatsukawa, H.Saeki, S.Motoishi, N.Sato, M.Kawabata, H.Harada, T.Kin, K.Tsukada, T.K.Sato, F.Minato, O.Iwamoto, N.Iwamoto, Y.Seki, K.Yokoyama, T.Shiina, A.Ohta, N.Takeuchi, Y.Kawauchi, N.Sato, H.Yamabayashi, Y.Adachi, Y.Kikuchi, T.Mitsumoto, T.Igarashi Generation of Radioisotopes with Accelerator Neutrons by Deuterons NUCLEAR REACTIONS 100Mo(n, 2n), E<20 MeV; measured reaction products, Eγ, Iγ; deduced yields. Comparison with available data.
doi: 10.7566/JPSJ.82.064201
2011GO34 J.Korean Phys.Soc. 59, 1585s (2011) J.Goto, H.Harada, F.Kitatani, Y.Nagai, M.Oshima, M.Segawa, Y.Toh Design of a 4π LaBr3(Ce) Spectrometer for Neutron Capture Cross Section Measurements
doi: 10.3938/jkps.59.1585
2011NA26 J.Phys.Soc.Jpn. 80, 083201 (2011) Y.Nagai, Y.Hatsukawa, T.Kin, K.Hashimoto, S.Motoishi, C.Konno, K.Ochiai, K.Takakura, Y.Sato, Y.Kawauchi, N.Sato, A.Ohta, H.Yamabayashi, M.Tanase, S.Fujisaki, T.Teranaka, N.Takeuchi, T.Igarashi Successful Labeling of 99mTc-MDP Using 99mTc Separated from 99Mo Produced by 100Mo(n, 2n)99Mo
doi: 10.1143/JPSJ.80.083201
2010MI14 J.Phys.Soc.Jpn. 79, 093201 (2010) Estimation of Production Yield of 99Mo for Medical Use using Neutrons from natC(d, n) at Ed=40 MeV NUCLEAR REACTIONS 100Mo(n, 2n), E=14 MeV; calculated 99Mo yield using JENDL neutron library.
doi: 10.1143/JPSJ.79.093201
2010SE03 Nucl.Instrum.Methods Phys.Res. A618, 153 (2010) M.Segawa, Y.Toh, H.Harada, F.Kitatani, M.Koizumi, Y.Hatsukawa, T.Fukahori, H.Matsue, M.Oshima, Y.Tanimura, M.Tsutsumi, Y.Nagai A facility for measurements of (n, γ) cross-sections of a nucleus in the range 0.008 ≤ En < 20 MeV NUCLEAR REACTIONS 207,208Pb, Pb(n, γ), E=20, 41, 74 keV; measured neutron TOF, Eγ, Iγ; deduced σ.
doi: 10.1016/j.nima.2010.03.127
2009MA70 Phys.Rev. C 80, 065802 (2009) H.Makii, Y.Nagai, T.Shima, M.Segawa, K.Mishima, H.Ueda, M.Igashira, T.Ohsaki E1 and E2 cross sections of the 12C(α, γo)16O reaction using pulsed α beams NUCLEAR REACTIONS 13C(α, γ), (α, n), E=2.000, 2.270 MeV; measured Eγ, Iγ, γ(θ), En, σ, and σ(θ); deduced astrophysical S factors. Comparison with previous experimental data. 27Al, 127I, 206,207,208Pb(n, n'), E=3.5-4.4 MeV; 127I(n, γ), E=10.1-11.3 MeV; measured Eγ.
doi: 10.1103/PhysRevC.80.065802
2009NA04 J.Nucl.Sci.Technol.(Tokyo) 78, 033201 (2009) Production of 99Mo for Nuclear Medicine by 100Mo(n, 2n)99Mo
doi: 10.1143/JPSJ.78.033201
2009NA27 J.Phys.Soc.Jpn. 78, 113201 (2009) Y.Nagai, O.Iwamoto, N.Iwamoto, T.Kin, M.Segawa, Y.Hatsukawa, H.Harada Production of an Isomeric State of 90Y by Fast Neutrons for Nuclear Diagnostics NUCLEAR REACTIONS 90Zr(n, p), 93Nb(n, α), E=14 MeV; calculated σ for production of isomeric states.
doi: 10.1143/JPSJ.78.113201
2008OH05 Phys.Rev. C 77, 051303 (2008) T.Ohsaki, M.Igashira, Y.Nagai, M.Segawa, K.Muto Role of multiparticle-multihole states of 18, 19O in 18O(n, γ)19O reactions at keV energy NUCLEAR REACTIONS 18O(n, γ), E=10-80 keV; measured Eγ, Iγ, σγ. 19O; deduced levels, J, π. Comparison with theory. 13C, 17O, 18O; systematics.
doi: 10.1103/PhysRevC.77.051303
2007MA58 Phys.Rev. C 76, 022801 (2007) H.Makii, Y.Nagai, K.Mishima, M.Segawa, T.Shima, M.Igashira Neutron-induced reactions using a γ-ray detector in a 12C(α, γ)16O reaction study NUCLEAR REACTIONS 27Al, 127I, 206,207,208Pb(n, n'γ), E not give; 10B(α, pγ), E=2.27 MeV; 9Be(α, nγ), E=2.27 MeV; measured yields.
doi: 10.1103/PhysRevC.76.022801
2007NA26 Phys.Rev. C 76, 051301 (2007) Y.Nagai, M.Segawa, T.Ohsaki, H.Matsue, K.Muto Role of multiparticle-multihole states in 18, 19O in thermal neutron capture of 18O NUCLEAR REACTIONS 18O(n, γ), E=thermal; measured Eγ, Iγ, γγ-coin, cross sections; deduced levels, J, π, configurations, B(E1). 13C, 17,19O; systematics.
doi: 10.1103/PhysRevC.76.051301
2007SE07 Phys.Rev. C 76, 022802 (2007) M.Segawa, T.Masaki, Y.Nagai, Y.Temma, T.Shima, K.Mishima, M.Igashira, S.Goriely, A.Koning, S.Hilaire Neutron capture cross sections of 186Os, 187Os, and 189Os for the Re-Os chronology NUCLEAR REACTIONS 186,187,189Os(n, γ), E=5-90 keV; measured Eγ, Iγ, neutron capture cross sections.
doi: 10.1103/PhysRevC.76.022802
2006KO19 Nucl.Instrum.Methods Phys.Res. A562, 767 (2006) M.Koizumi, A.Osa, Y.Toh, A.Kimura, M.Mizumoto, M.Oshima, M.Igashira, T.Ohsaki, H.Harada, K.Furutaka, H.Sakane, J.Hori, J.Goto, M.Sugawara, Y.Nagai, K.Kawade Minor actinide neutron capture cross-section measurements with a 4π Ge spectrometer
doi: 10.1016/j.nima.2006.02.051
2006NA10 Phys.Rev. C 73, 034003 (2006) S.Naito, Y.Nagai, T.Shima, H.Makii, K.Mishima, K.Tamura, H.Toyokawa, H.Ohgaki, J.Golak, R.Skibinski, H.Witala, W.Glockle, A.Nogga, H.Kamada New data for total 3He(γ, p)D and 3He(γ, pp)n cross sections compared to current theory NUCLEAR REACTIONS 3He(γ, p), (γ, 2p), E=10.2, 16.0 MeV; measured charged particle spectra, σ. Comparison with model predictions.
doi: 10.1103/PhysRevC.73.034003
2006NA25 Phys.Rev. C 74, 025804 (2006) Y.Nagai, T.Kobayashi, T.Shima, T.Kikuchi, K.Takaoka, M.Igashira, J.Golak, R.Skibinski, H.Witala, A.Nogga, W.Glockle, H.Kamada Measurement of the 2H(n, γ)3H reaction cross section between 10 and 550 keV NUCLEAR REACTIONS 2H(n, γ), E=30.5, 54.2, 531 keV; measured Eγ, Iγ, σ; deduced astrophysical reaction rates. Comparison with model predictions.
doi: 10.1103/PhysRevC.74.025804
2006SE09 Nucl.Instrum.Methods Phys.Res. A564, 370 (2006) M.Segawa, Y.Temma, Y.Nagai, T.Masaki, T.Shima, T.Ohta, A.Nakayoshi, J.Nishiyama, M.Igashira A detection system for (n, n') reaction studies of astrophysical interest NUCLEAR REACTIONS C, 186Os, Au(n, n), E=10-80 keV; measured neutron spectra, yields.
doi: 10.1016/j.nima.2006.03.036
2005KI17 Nucl.Instrum.Methods Phys.Res. A552, 329 (2005) T.Kii, T.Shima, T.Baba, Y.Nagai A time projection chamber for the study of nuclear photodisintegration NUCLEAR REACTIONS 4He(γ, p), (γ, n), E ≈ 27.6 MeV; measured particle spectra, tp-, (3He)n-coin. Time projection chamber.
doi: 10.1016/j.nima.2005.07.003
2005MA52 Nucl.Instrum.Methods Phys.Res. A547, 411 (2005) H.Makii, K.Mishima, M.Segawa, E.Sano, H.Ueda, T.Shima, Y.Nagai, M.Igashira, T.Ohsaki Measurement system of the γ-ray angular distributions of the 12C(α, γ)16O reaction NUCLEAR REACTIONS 12C(α, γ), E=2.27 MeV; 27Al(p, γ), E=2.05 MeV; measured Eγ, Iγ(θ).
doi: 10.1016/j.nima.2005.03.164
2005MA69 Nucl.Phys. A758, 371c (2005) H.Makii, Y.Nagai, T.Shima, M.Segawa, H.Ueda, T.Masaki, K.Mishima, M.Igashira, T.Ohsaki, S.Okabe Measurement of the 12C(α, γ)16O Reaction Cross Section Using Pulsed α Beams NUCLEAR REACTIONS 12C(α, γ), E(cm)=1.39, 1.58 MeV; measured Eγ, Iγ, σ(E2)/σ(E1). Pulsed beam.
doi: 10.1016/j.nuclphysa.2005.05.068
2005NA15 Phys.Rev. C 71, 055803 (2005) Y.Nagai, M.Igashira, T.Takaoka, T.Kikuchi, T.Shima, A.Tomyo, A.Mengoni, T.Otsuka 7Li(n, γ)8Li reaction and the S17 factor at Ec.m. > 500 keV NUCLEAR REACTIONS 7Li(n, γ), E ≈ 10-80 keV; measured Eγ, Iγ, σ; deduced interaction potential features. 7Be(p, γ), E ≈ 0.1-3 MeV; calculated astrophysical S-factor.
doi: 10.1103/PhysRevC.71.055803
2005NA31 Nucl.Phys. A758, 537c (2005) Y.Nagai, A.Tomyo, Y.Temma, M.Segawa, T.Shima, H.Makii, M.Igashira, T.Ohsaki Measurement of the keV neutron capture cross section of 62Ni NUCLEAR REACTIONS 62Ni(n, γ), E=5, 5-90 MeV; measured Eγ, Iγ, capture σ; deduced Maxwellian averaged σ.
doi: 10.1016/j.nuclphysa.2005.05.097
2005SE19 Nucl.Phys. A758, 553c (2005) M.Segawa, Y.Nagai, T.Shima, H.Makii, K.Mishima, H.Ueda, Y.Temma, T.Masaki, M.Igashira, T.Ohsaki, T.Shizuma, T.Hayakawa Neutron experiment for the study of Re/Os cosmochronometer NUCLEAR REACTIONS 186,187,188Os(n, γ), E=10-90 keV; measured Eγ, Iγ.
doi: 10.1016/j.nuclphysa.2005.05.101
2005SE23 J.Phys.Soc.Jpn. 74, 2981 (2005) M.Segawa, A.Tomyo, Y.Nagai, Y.Temma, T.Masaki, T.Shima, J.Nishiyama, T.Ohsaki, M.Igashira New Approach for Measuring the (n, γ) Cross Section of a Nucleus by a Few keV Neutron NUCLEAR REACTIONS 197Au(n, γ), E=spectrum; measured Eγ, Iγ; deduced neutron flux. 7Li(p, n), E not given; deduced neutron spectrum. 62Ni(n, γ), E ≈ 5.5-20 keV; measured σ; deduced Maxwellian-averaged σ.
doi: 10.1143/JPSJ.74.2981
2005SH40 Nucl.Phys. A758, 557c (2005) T.Shima, Y.Nagai, H.Makii, K.Mishima, M.Segawa, H.Ueda, Y.Temma, T.Masaki, M.Igashira, T.Ohsaki, T.Hayakawa, T.Shizuma, H.Utsunomiya Experimental study of cosmonuclear physics at J-PARC
doi: 10.1016/j.nuclphysa.2005.05.102
2005SH51 Phys.Rev. C 72, 044004 (2005) T.Shima, S.Naito, Y.Nagai, T.Baba, K.Tamura, T.Takahashi, T.Kii, H.Ohgaki, H.Toyokawa Simultaneous measurement of the photodisintegration of 4He in the giant dipole resonance region NUCLEAR REACTIONS 4He(γ, p), (γ, n), (γ, np), E=21.8-29.8 MeV; 12C(γ, p), (γ, n), E=22.3-32 MeV; measured charged particle spectra, photodisintegration σ, σ(θ). Monoenergetic pulsed photons, comparison with previous results and model predictions.
doi: 10.1103/PhysRevC.72.044004
2005TO14 Astrophys.J. 623, L153 (2005) A.Tomyo, Y.Temma, M.Segawa, Y.Nagai, H.Makii, T.Shima, T.Ohsaki, M.Igashira 62Ni(n, γ)63Ni reaction and overproduction of Ni isotopes NUCLEAR REACTIONS 62Ni(ν, γ), E=5.5-90 keV; measured Eγ, capture σ; deduced Maxwellian-averaged σ.
doi: 10.1086/430129
2004SU31 J.Nucl.Sci.Technol.(Tokyo) 41, 1129 (2004) M.Sugawara, J.Goto, M.Oshima, H.Harada, K.Furutaka, M.Igashira, T.Ohsaki, M.Mizumoto, A.Osa, M.Koizumi, Y.Toh, Y.Nagai, K.Kawade Design of a Compact 4π Ge Spectrometer for the Measurement of Neutron Capture Cross Sections of Minor Actinides
doi: 10.1080/18811248.2004.9726341
2003IT04 Nucl.Phys. A718, 466c (2003) T.Itahashi, M.Komori, N.Kudomi, K.Kume, Y.Nagai, M.Ohsumi, K.Takahisa, H.Toki, H.Ejiri, H.Ueda, S.Yoshida Cross section of 3He(3He, 2p)4He measured near the Gamow energy NUCLEAR REACTIONS 3He(3He, 2p), E(cm)=31.2-45.3 keV; measured σ; deduced astrophysical S-factors.
doi: 10.1016/S0375-9474(03)00853-4
2003MA47 Nucl.Phys. A718, 475c (2003) H.Makii, E.Sano, K.Mishima, Y.Nagai, T.Shima, M.Segawa, N.Maehara, A.Tomyo, M.Igashira Preparation for the 12C(α, γ)16O experiment using pulsed α beam
doi: 10.1016/S0375-9474(03)00861-3
2003SH18 Phys.Scr. T104, 164 (2003) T.Shima, Y.Nagai, S.Naito, K.Tamura, T.Baba, T.Takahashi, H.Ohgaki, T.Kii, H.Toyokawa Photonuclear Reactions of 3He and 4He at Low Energies and Few Body Problems NUCLEAR REACTIONS 3He(γ, p), (γ, 2p), (γ, X), E=10.5, 16.5 MeV; 4He(γ, p), (γ, n), (γ, X), E=23.4, 26.2, 29.9 MeV; measured σ. Comparison with previous data, model predictions.
doi: 10.1238/Physica.Topical.104a00164
2003SH27 Nucl.Phys. A718, 23c (2003) T.Shima, S.Naito, Y.Nagai, T.Baba, K.Tamura, H.Ohgaki, T.Kii, H.Toyokawa Photodisintegration cross sections of 3He and 4He at low energies NUCLEAR REACTIONS 4He(γ, n), (γ, p), (γ, X), E=21.4, 23.4, 26.2, 29.9 MeV; 3He(γ, p), (γ, 2p), (γ, X), E=10.5, 16.5 MeV; measured photodisintegration and total absorption σ. Comparisons with previous results.
doi: 10.1016/S0375-9474(03)00675-4
2003TO17 Nucl.Phys. A718, 401c (2003) A.Tomyo, Y.Nagai, T.S.Suzuki, T.Kikuchi, T.Shima, T.Kii, M.Igashira Measurement of the p(n, γ)d reaction cross section between En = 100 and 350 keV NUCLEAR REACTIONS 1H(n, γ), E=100-350 keV; measured Eγ, Iγ, σ. Comparison with previous results, model predictions.
doi: 10.1016/S0375-9474(03)00814-5
2003TO18 Nucl.Phys. A718, 527c (2003) A.Tomyo, Y.Nagai, Y.Nobuhara, T.Shima, H.Makii, K.Mishima, M.Igashira Neutron capture cross section measurement of 20, 22Ne for stellar nucleosynthesis NUCLEAR REACTIONS 20,22Ne(n, γ), E=15-60 keV; measured Eγ, Iγ, σ; deduced Maxwellian averaged capture σ. Astrophysical implications discussed.
doi: 10.1016/S0375-9474(03)00833-9
2003TO19 Nucl.Phys. A718, 530c (2003) A.Tomyo, Y.Nagai, T.Shima, H.Makii, K.Mishima, M.Segawa, M.Igashira 84Kr(n, γ)85Kr reaction cross section measured by an NaI(Tl) spectrometer between 10 and 80 keV NUCLEAR REACTIONS 84Kr(n, γ), E=10-80 keV; measured Eγ, Iγ; deduced Maxwellian averaged capture σ. Astrophysical implications discussed.
doi: 10.1016/S0375-9474(03)00834-0
2002NA32 Prog.Theor.Phys.(Kyoto), Suppl. 146, 605 (2002) Neutron Capture Reaction of Light Nuclei and Its Astrophysical Impact
doi: 10.1143/PTPS.146.605
2002RE32 Phys.Rev. C 66, 064603 (2002) R.Reifarth, M.Heil, F.Kappeler, F.Voss, K.Wisshak, F.Becvar, M.Krticka, R.Gallino, Y.Nagai Stellar neutron capture cross sections of 128, 129, 130Xe NUCLEAR REACTIONS 128,129,130Xe(n, γ), E=3-225 keV; measured Eγ, Iγ, capture σ; deduced Maxwellian averaged σ. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.66.064603
2001SH23 Nucl.Phys. A687, 127c (2001) T.Shima, Y.Nagai, T.Baba, T.Takahashi, T.Kii, H.Ohgaki, H.Toyokawa GDR Problem in Photodisintegration of 4He NUCLEAR REACTIONS 4He(γ, p), (γ, n), (γ, np), 12C(γ, X), E=22.5, 28.9 MeV, measured σ. 4He deduced absence of GDR peak at 25 MeV. Comparison with different theoretical calculations.
doi: 10.1016/S0375-9474(01)00611-X
1999KI12 Phys.Rev. C59, 3397 (1999) T.Kii, T.Shima, H.Sato, T.Baba, Y.Nagai Cross Section of the 14N(n, p)14C Reaction from 10 to 100 keV Measured by a Gas Scintillation Drift Chamber NUCLEAR REACTIONS 14N(n, p), E=10-100 keV; measured σ. Gas scintillation drift chamber. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.59.3397
1999NA15 Nucl.Instrum.Methods Phys.Res. A423, 404 (1999) S.Naito, A.Tomyo, T.Shima, T.Kii, T.Baba, T.Takahashi, Y.Nagai KENS keV Neutron Flux for Nuclear Astrophysics NUCLEAR REACTIONS 7Li(p, n), E not given; measured neutron spectra; deduced detector efficiency. Ta(p, nX), E=500 MeV; measured neutron spectra, flux. Spallation neutron source characteristics.
doi: 10.1016/S0168-9002(98)01307-2
1999OH04 Nucl.Instrum.Methods Phys.Res. A425, 302 (1999) T.Ohsaki, Y.Nagai, M.Igashira, T.Shima, T.S.Suzuki, T.Kikuchi, T.Kobayashi, T.Takaoka, M.Kinoshita, Y.Nobuhara An NaI(Tl) Spectrometer System for keV Neutron Radiative-Capture Reactions NUCLEAR REACTIONS 12C(n, γ), E ≈ 42 keV; measured capture σ(E).
doi: 10.1016/S0168-9002(98)01364-3
1998KI09 Phys.Rev. C57, 2724 (1998) T.Kikuchi, Y.Nagai, T.S.Suzuki, T.Shima, T.Kii, M.Igashira, A.Mengoni, T.Otsuka Nonresonant Direct p- and d-Wave Neutron Capture by 12C NUCLEAR REACTIONS 12C(n, γ), E=550 keV; measured Eγ, Iγ; deduced partial capture σ. 13C level deduced spectroscopic factor. Direct radiative capture calculations.
doi: 10.1103/PhysRevC.57.2724
1998NA15 Nucl.Instrum.Methods Phys.Res. A402, 408 (1998) Y.Nagai, T.Kobayashi, T.Kikuchi, F.Okazaki, K.Takaoka, S.Naito, A.Tomyo, T.Shima, M.Igashira, S.Ishikawa Nuclear and Nuclear Astrophysical Interest in D(n, γ)3H Reaction NUCLEAR REACTIONS 2H(n, γ), E=10-80 keV; measured σ. Astrophysical implications.
doi: 10.1016/S0168-9002(97)00881-4
1998SH05 Nucl.Phys. A629, 475c (1998) T.Shima, Y.Nagai, T.Kii, T.Baba, T.Takahashi, H.Ohgaki Precision Test of Charge Symmetry of Nuclear Force Via Photonuclear Reactions of 4He NUCLEAR REACTIONS 4He(γ, n), (γ, p), E=25 MeV; measured σ. Laser-Compton scattered beam.
doi: 10.1016/S0375-9474(97)00725-2
1997NA22 Phys.Rev. C56, 3173 (1997) Y.Nagai, T.S.Suzuki, T.Kikuchi, T.Shima, T.Kii, H.Sato, M.Igashira Measurement of the 1H(n, γ)2H Reaction Cross Section at a Comparable M1/E1 Strength NUCLEAR REACTIONS 1H(n, γ), E=550 keV; measured Eγ, Iγ, σ; deduced transition M1, E1 components, meson exchange currents role.
doi: 10.1103/PhysRevC.56.3173
1997SH29 Nucl.Phys. A621, 231c (1997) T.Shima, F.Okazaki, T.Kikuchi, T.Kobayashi, T.Kii, T.Baba, Y.Nagai, M.Igashira Measurement of the 13C(n, γ)14C Cross Section at Stellar Energies NUCLEAR REACTIONS 13C(n, γ), E=10-87 keV; measured Eγ, Iγ; deduced σ, deviations from 1/v law.
doi: 10.1016/S0375-9474(97)00243-1
1996NA27 Hyperfine Interactions 103, 43 (1996) Y.Nagai, T.Shima, T.S.Suzuki, H.Sato, T.Kikuchi, T.Kii, M.Igashira, T.Ohsaki Fast Neutron Capture Reactions in Nuclear Astrophysics NUCLEAR REACTIONS 1H, 12C, 16O(n, γ), E=10-300 keV; measured Eγ, Iγ, capture σ at some neutron energies. Implications for primordial and stellar nucleosynthesis.
doi: 10.1007/BF02317341
1995IG07 Astrophys.J. 441, L89 (1995) M.Igashira, Y.Nagai, K.Masuda, T.Ohsaki, H.Kitazawa Measurement of the 16O(n, γ)17O Reaction Cross Section at Stellar Energy and the Critical Role of Nonresonant p-Wave Neutron Capture NUCLEAR REACTIONS 16O(n, γ), E=10-80 keV; measured σ; deduced Maxwellian averaged σ, nonresonant p-wave capture role.
doi: 10.1086/187797
1995MO14 Z.Phys. A352, 7 (1995) K.Morita, Y.H.Pu, J.Feng, M.G.Hies, K.O.Lee, A.Yoshida, S.C.Jeong, S.Kubono, T.Nomura, Y.Tagaya, M.Wada, M.Kurokawa, T.Motobayashi, H.Ogawa, T.Uchibori, K.Sueki, T.Ishizuka, K.Uchiyama, Y.Fujita, H.Miyatake, T.Shimoda, T.Shinozuka, H.Kudo, Y.Nagai, S.A.Shin New α-Decaying Neutron Deficient Isotopes 197Rn and 200Fr NUCLEAR REACTIONS 166Er(36Ar, 5n), E=186, 200 MeV; 169Tm(36Ar, 5n), E=186 MeV; measured Eα, Iα; deduced evidence for 197,197mRn, 200Fr. Evaporation residues obtained from gas-filled recoil separator, implanted onto position sensitive solid state detector. RADIOACTIVITY 197,197mRn(α) [from 166Er(36Ar, 5n), E=186, 200 MeV]; 200Fr(α) [from 169Tm(36Ar, 5n), E=186 MeV]; 193,193mPo(α) [from 197,197mRn(α-decay)]; 196Rn(α) [from 166Er(36Ar, 6n)]; 192Po(α) [from 196Rn(α-decay)]; 200Fr(α) [from 169Tm(36Ar, 5n), E=186 MeV]; 196At(α) [from 200Fr(α-decay)]; measured Eα, Iα, T1/2, αα-energy correlations. Evaporation residues obtained from gas-filled recoil separator, implanted onto position sensitive solid state detector.
1995SH48 Nucl.Instrum.Methods Phys.Res. A356, 347 (1995) T.Shima, T.Watanabe, T.Irie, H.Sato, Y.Nagai A Gas Scintillation Drift Chamber for the 14N(n, p)14C Measurement NUCLEAR REACTIONS 14N(n, p), E=low; measured reaction σ using 3He(n, p) events normalization; deduced detector characteristics. Gas scintillation drift chamber.
doi: 10.1016/0168-9002(94)01205-9
1995SU10 Astrophys.J. 439, L59 (1995) T.S.Suzuki, Y.Nagai, T.Shima, T.Kikuchi, H.Sato, T.Kii, M.Igashira First Measurement of a p(n, γ)d Reaction Cross Section between 10 and 80 keV NUCLEAR REACTIONS 1H(n, γ), E=10-80 keV; measured Eγ, Iγ; deduced σ(E), primordial light elements abundances implications.
doi: 10.1086/187744
1994IG04 Proc.Intern.Conf.Nuclear Data for Science and Technology, Gatlinburg, Tennesse, 9-13 May, 1994, J.K.Dickens, Ed., American Nuclear Society, Vol.2, p.1045 (1994) M.Igashira, K.Masuda, Y.Nagai, H.Kitazawa Cross Section Measurements For Studies On Nuclear Transmutation And Nucleosynthesis NUCLEAR REACTIONS 10B(n, γ), 11B(n, γ), E=23-61 keV; measured products, 11B, Eγ, Iγ. Data were imported from EXFOR entry 22323. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22323. 1994OH02 Astrophys.J. 422, 912 (1994) T.Ohsaki, Y.Nagai, M.Igashira, T.Shima, K.Takeda, S.Seino, T.Irie New Measurement of the 12C(n, γ)13C Reaction Cross Section NUCLEAR REACTIONS 12C(n, γ), E=10-250 keV; measured Eγ, Iγ; deduced capture σ(E). Maxwellian averaged σ.
doi: 10.1086/173783
1994SE17 Nucl.Instrum.Methods Phys.Res. A339, 556 (1994) K.Senoo, Y.Nagai, T.Shima, T.Ohsaki, M.Igashira A Monte Carlo Code for Multiple Neutron Scattering Events in a Thick Sample for (n, γ) Experiments NUCLEAR REACTIONS 1H(n, γ), E=10-80 keV; measured γ yields; deduced multiple scattering events correction role. Time-introduced Monte Carlo estimation code.
doi: 10.1016/0168-9002(94)90193-7
1993SA09 Phys.Lett. 302B, 7 (1993) H.Sakai, H.Okamura, S.Ishida, H.Okuno, N.Fukunishi, H.Sagawa, A.Okihana, Y.Nagai, K.Takeda, T.Toriyama, A.Yoshida Spectroscopy of Neutron Halo Nucleus 11Be via the 11B(d, 2He) Reaction at 70 MeV NUCLEAR REACTIONS 12C, 11B(polarized d, 2p), E=70 MeV; measured σ(θ), vector, tensor analyzing powers vs θ. 12C, 11Be deduced Gamow-Teller, spin-flip dipole transitions. Shell model, neutron halo effect.
doi: 10.1016/0370-2693(93)90626-S
1991NA01 Phys.Rev. C43, R9 (1991) Y.Nagai, K.Kunihiro, T.Toriyama, S.Harada, Y.Torii, A.Yoshida, T.Nomura, J.Tanaka, T.Shinozuka Branching Ratio for 10C Superallowed Fermi β Decay RADIOACTIVITY 10C(β+); measured Eγ, Iγ; deduced log ft. Conserved vector current hypotheses, standard model. 207mPb [from 206Pb(3He, 2p)]; 205mPo [from 206Pb(3He, xn), E=38 MeV]; measured Eγ, Iγ, γ(θ), γγ-coin. 207Pb, 205Po levels deduced side feeding.
doi: 10.1103/PhysRevC.43.R9
1991NA06 Astrophys.J. 372, 683 (1991) Y.Nagai, M.Igashira, K.Takeda, N.Mukai, S.Motoyama, F.Uesawa, H.Kitazawa, T.Fukuda Measurement of the Neutron Capture Rate of the 12C(n, γ)13C Reaction at Stellar Energy NUCLEAR REACTIONS 12C(n, γ), E=stellar energy; measured capture σ; deduced nucleosynthesis implications.
doi: 10.1086/170010
1991NA16 Astrophys.J. 381, 444 (1991) Y.Nagai, M.Igashira, N.Mukai, T.Ohsaki, F.Uesawa, K.Takeda, T.Ando, H.Kitazawa, S.Kubono, T.Fukuda Capture Rate of the 7Li(n, γ)8Li Reaction by Prompt Gamma-Ray Detection NUCLEAR REACTIONS 7Li(n, γ), E=30 keV; measured Eγ, Iγ, σ; deduced reaction rate.
doi: 10.1086/170667
1991NA19 Nucl.Instrum.Methods Phys.Res. B56/57, 492 (1991) Y.Nagai, K.Takeda, S.Motoyama, T.Ohsaki, M.Igashira, N.Mukai, F.Uesawa, T.Ando, H.Kitazawa, T.Fukuda Neutron Capture Cross Sections of Light Nuclei in Primordial Nucleosynthesis NUCLEAR REACTIONS 7Li, 12C(n, γ), E=30 keV; measured radiative capture Eγ, Iγ; deduced intermediate mass nuclei primordial nucleosynthesis process role.
doi: 10.1016/0168-583X(91)96078-Y
1991PI06 Z.Phys. A338, 417 (1991) M.Piiparinen, Y.Nagai, P.Kleinheinz, M.C.Bosca, B.Rubio, M.Lach, J.Blomqvist Three-Nucleon Yrast States in 145Sm NUCLEAR REACTIONS 145Nd(α, 4n), E=55 MeV; measured γγ-coin. 145Sm deduced levels, J, π, γ-multipolarity, ICC. Shell model calculations.
doi: 10.1007/BF01295769
1991WA31 J.Phys.(London) G17, S217 (1991) T.Watanabe, H.Ejiri, K.Okada, N.Kamikubota, H.Sano, T.Shima, J.Tanaka, K.Fushimi, H.Kinoshita, Y.Nagai, T.Shibata Two-Neutrino Double Beta Decay of 100Mo with ELEGANTS-IV RADIOACTIVITY 100Mo(2β); measured 2ν-accompanied 2β-decay T1/2 lower limit. Si(Li) β-detectors, surrounding 4π NaI(Tl) γ-detectors.
doi: 10.1088/0954-3899/17/S/023
1988NA09 Nucl.Phys. A485, 210 (1988) ft Asymmetry in A = 12 Mirror Decay to the 12C 4.4 MeV State NUCLEAR REACTIONS 11B(d, p), E=1.5 MeV; 10B(3He, n), E=3.5 MeV; measured I(β), I(γ), βγ-coin; deduced mirror asymmetry. 12B, 12N deduced Gamow-Teller β-decay branching ratio. Natural 11B, enriched 10B targets.
doi: 10.1016/0375-9474(88)90098-X
1988OK01 Nucl.Phys. A478, 447c (1988) K.Okada, H.Ejiri, T.Shibata, Y.Nagai, N.Takahashi, N.Kamikubota, T.Watanabe, T.Shima, J.Tanaka, T.Taniguchi, T.Kamada, M.Kobiki Double-Beta Decay Measurements for 76Ge and 100Mo RADIOACTIVITY 76Ge, 100Mo(2β); measured different decay mode T1/2 lower limits; deduced neutrino mass upper limits.
doi: 10.1016/0375-9474(88)90879-2
1987EJ01 J.Phys.(London) G13, 839 (1987) H.Ejiri, N.Kamikubota, Y.Nagai, T.Nakamura, K.Okada, T.Shibata, T.Shima, N.Takahashi, T.Watanabe Double Beta Decay of 76Ge(0+) to 0+ and 2+ States in 76Se Studied by the β-γ Coincidence Method RADIOACTIVITY 76Ge(2β); measured ββγ-coin; deduced neutrinoless double β-decay T1/2 lower limits, Majorana neutrino mass upper limits. Ge detector.
doi: 10.1088/0305-4616/13/6/012
1987FU07 Nucl.Phys. A470, 1 (1987) M.Fukuda, Y.Nagai, T.Irie, H.Ejiri Spin-Flip Magnetic Quadrupole Transitions in 115Sn and 117Sn RADIOACTIVITY 117In(β-) [from 116Cd(d, p), E=11 MeV]; measured Eγ, Iγ, I(ce). 117Sn deduced levels, J, π, γ-multipolarity, T1/2. Enriched 116Cd targets. NUCLEAR REACTIONS 115In(d, 2nγ), E=11 MeV; measured Eγ, Iγ, I(ce). 115Sn deduced levels, J, π, T1/2, γ-multipolarity. Natural Indium targets.
doi: 10.1016/0375-9474(87)90118-7
1987OH07 Nucl.Phys. A469, 507 (1987) H.Ohsumi, H.Ejiri, T.Shibata, K.Okada, Y.Nagai, T.Motobayashi Continuum Spectra of Neutrons following the 92Zr(α, α') Reactions NUCLEAR REACTIONS 92Zr(α, α'n), E=109 MeV; measured σ(θα', θn, Eα'). 92Zr deduced decay processes in the continuum region above GQR.
doi: 10.1016/0375-9474(87)90036-4
1986EJ01 Nucl.Phys. A448, 271 (1986) H.Ejiri, N.Takahashi, T.Shibata, Y.Nagai, K.Okada, N.Kamikubota, T.Watanabe, T.Irie, Y.Itoh, T.Nakamura Limits on Neutrinoless ββ Decays of the 76Ge 0+ → 0+ and 0+ → 2+ Transitions by the βγ Coincidence Method RADIOACTIVITY 76Ge(2β); measured βγ-coin, summed β-spectra, T1/2; deduced neutrinoless decay T1/2 lower limit, lepton number nonconservation upper limit.
doi: 10.1016/0375-9474(86)90091-6
1986KA23 Nucl.Instrum.Methods Phys.Res. A245, 379 (1986); see 1986Ka33 N.Kamikubota, H.Ejiri, T.Shibata, Y.Nagai, K.Okada, T.Watanabe, T.Irie, Y.Itoh, T.Nakamura, N.Takahashi An Ultra Low Background Beta-Gamma Spectrometer
doi: 10.1016/0168-9002(86)91273-8
1986KA33 Nucl.Instrum.Methods Phys.Res. A245, 379 (1986) N.Kamikubota, H.Ejiri, T.Shibata, Y.Nagai, K.Okada, T.Watanabe, T.Irie, Y.Itoh, T.Nakamura, N.Takahashi An Ultra Low Background Beta-Gamma Spectrometer RADIOACTIVITY 76Ge(2β); measured βγ-coin; deduced 0+ → O+, 0+ → 2+ decay T1/2 lower limit. Ultra low background βγ-spectrometer, extensive standard source testing.
doi: 10.1016/0168-9002(86)91273-8
1985OH07 Phys.Rev. C32, 1789 (1985) H.Ohsumi, H.Ejiri, T.Shibata, Y.Nagai, K.Okada, T.Motobayashi Direct Neutron Decay of the Giant Quadrupole Resonance in 92Zr and Its Particle-Hole Structure NUCLEAR REACTIONS 92Zr(α, α'n), E=109 MeV; measured σ(θα, θn, Eα). 92Zr deduced giant resonance decay.
doi: 10.1103/PhysRevC.32.1789
1983NA14 Phys.Rev.Lett. 51, 1247 (1983) Y.Nagai, T.Shibata, H.Ohsumi, H.Ejiri g Factors of the s Band in 164Er and 166Yb NUCLEAR REACTIONS 166Er, 164Dy(α, 4n), E=47 MeV; measured Eγ, Iγ, γ-yields, γγ-coin, γ(θ), I(ce). 166Yb, 164Er deduced s-band level g, interband transition ICC, γ-multipolarity.
doi: 10.1103/PhysRevLett.51.1247
1983ST03 Phys.Rev.Lett. 50, 1752 (1983) J.Styczen, Y.Nagai, M.Piiparinen, A.Ercan, P.Kleinheinz Deformed Ground-Band States in the N = 86 Nucleus 152Dy NUCLEAR REACTIONS 152Gd(α, 4n), E=60 MeV; measured γγ-coin, γ(θ), I(ce). 156Dy deduced levels, J, π, isomer, γ-multipolarities, γ-branching, backbending characteristics, configurations.
doi: 10.1103/PhysRevLett.50.1752
1983ST07 Z.Phys. A312, 149 (1983) J.Styczen, M.Piiparinen, Y.Nagai, P.Kleinheinz, D.Bazzacco, J.Eberth, J.Blomqvist Seniority-Three Yrast States in the N = 82 Nucleus 147Tb NUCLEAR REACTIONS 144Sm(6Li, 3n), E=22-32 MeV; measured Eγ, Iγ, σ(Eγ), I(ce), γ(θ). 147Tb deduced levels, J, π, γ-branching, γ-multipolarity, configuration.
doi: 10.1007/BF01412157
1982OK01 Phys.Rev.Lett. 48, 1382 (1982) K.Okada, H.Ejiri, T.Shibata, Y.Nagai, T.Motobayashi, H.Ohsumi, M.Noumachi, A.Shimizu, K.Maeda Evidence for Fast-Neutron Emission from the Giant Quadrupole Resonance in 119Sn NUCLEAR REACTIONS 119Sn(α, α'n), E=109 MeV; measured σ(Eα, θα), σ(Eα, θα, θn), αn-coin, αn(θ), σ(θα, Eα, θn, En); deduced reaction mechanism. 119Sn deduced GQR decay mechanism.
doi: 10.1103/PhysRevLett.48.1382
1981NA10 Phys.Rev.Lett. 47, 1259 (1981) Y.Nagai, J.Styczen, M.Piiparinen, P.Kleinheinz, D.Bazzacco, P.V.Brentano, K.O.Zell, J.Blomqvist Proton Single-Particle States above Z = 64 NUCLEAR REACTIONS 144Sm(6Li, 3n), E=30 MeV; measured Eγ, Iγ, γ(θ), γγ-, γ(X-ray)-coin, σ(Eγ), I(ce). 147Tb deduced levels, J, π, γ-multipolarity, T1/2 limit, ICC.
doi: 10.1103/PhysRevLett.47.1259
1981PI09 Z.Phys. A300, 133 (1981) M.Piiparinen, R.Pengo, Y.Nagai, E.Hammaren, P.Kleinheinz, N.Roy, L.Carlen, H.Ryde, Th.Lindblad, A.Johnson, S.A.Hjorth, J.Blomqvist High Spin Shell Model Excitations in 149Gd NUCLEAR REACTIONS 150Sm(α, 5n), E=67 MeV; 149Sm(α, 4n), E=51 MeV; 148Sm(α, 3n), E=44 MeV; measured Eγ, Iγ, γ(θ), γγ-coin, linear polarization, I(ce). 149Gd deduced levels, J, π, configuration, ICC, γ-branching, T1/2, B(E2). Shell model.
doi: 10.1007/BF01412290
1981PI10 Z.Phys. A301, 231 (1981) M.Piiparinen, R.Broda, Y.Nagai, P.Kleinheinz, A.Pakkanen The 235 ns 9+ Isomer in 14863Eu85 NUCLEAR REACTIONS 149Sm(p, 2n), E=17 MeV; 150Sm(p, 3n), E=31 MeV; measured Eγ, Iγ, γ(θ), γγ-coin, I(ce). 148Eu deduced levels, isomer T1/2, J, π, ICC, γ-multipolarity, B(M2), configurations.
doi: 10.1007/BF01416298
1980EJ01 J.Phys.Soc.Jpn. 49, 2103 (1980) H.Ejiri, Y.Nagai, H.Sakai, T.Shibata, T.Kishimoto, K.Maeda Pre-Equilibrium Deexcitation Process for 164Dy(α, xnγ) Reaction and Angular Momentum Transfers NUCLEAR REACTIONS 164Dy(α, xn), E=90 MeV; measured Eγ, Iγ, γγ-, nγ-coin, σ(En, θ), neutron, γ-multiplicities; deduced preequilibrium deexcitation mechanism, angular momentum removal. Enriched targets, Ge(Li), NaI, NE 213 detectors.
doi: 10.1143/JPSJ.49.2103
1980ER04 Z.Phys. A295, 197 (1980) A.Ercan, R.Broda, M.Piiparinen, Y.Nagai, R.Pengo, P.Kleinheinz The 235 μs 9+ Isomer in 146Eu NUCLEAR REACTIONS 147Sm(p, 2n), E=19-22 MeV; measured I(ce), Eγ, Iγ, γγ-coin with, without pulsed beam. 146Eu deduced levels, γ-branching, multipolarity, J, π, configuration.
doi: 10.1007/BF01413077
1980NA04 Z.Phys. A296, 91 (1980) Y.Nagai, J.Styczen, M.Piiparinen, P.Kleinheinz The X- (Or Δ) Transition in 152Dy RADIOACTIVITY 152Dy [from 152Gd(α, 4n), E=60 MeV]; measured γγ-coin, T1/2, I(K X-ray)/Iγ, I(L X-ray)/Iγ, Eγ, Iγ; deduced low-energy isomeric E2 transitions, yrast states.
doi: 10.1007/BF01415621
1979NA05 J.Phys.Soc.Jpn. 46, 1025 (1979) Y.Nagai, T.Shibata, H.Sakai, T.Kishimoto, H.Ejiri Angular Momentum Transfers in Equilibrium and Pre-Equilibrium Dy(α, xnγ) Reactions NUCLEAR REACTIONS 162Dy(α, 2nγ), (α, 6nγ), 164Dy(α, 4nγ), (α, 6nγ), (α, 8nγ), (α, 10nγ), E=50-120 MeV; measured γ-ray multiplicities, spin-population of ground state bands; deduced reaction mechanism. 158,160,162,164Er deduced median spin.
doi: 10.1143/JPSJ.46.1025
1979SA24 Phys.Rev. C20, 464 (1979) H.Sakai, H.Ejiri, T.Shibata, Y.Nagai, K.Okada Pre-Equilibrium Neutron Emission for the 164Dy(α, xnγ)168-x-Er Reaction Studied by n-γ Coincidence Measurements NUCLEAR REACTIONS 164Dy(α, xnγ), E=120 MeV; measured σ(En, θn) for X=6-11, Eγ, Iγ, nγ-coin; deduced reaction mechanism, angular momentum removal, pre-equilibrium effects. Two-phase de-excitation model analysis.
doi: 10.1103/PhysRevC.20.464
1978EJ01 Nucl.Phys. A305, 167 (1978) H.Ejiri, T.Itahashi, Y.Nagai, T.Shibata, S.Nakayama, T.Kishimoto, K.Maeda, H.Sakai, M.Hoshi Gamma Rays and Neutrons Following Preequilibrium 165Ho(p, xnypγ) Reactions at E=60 MeV NUCLEAR REACTIONS 165Ho(p, xnypγ), E=60 MeV; measured continuous σ(En;Eγ;θ), multiplicities; deduced preequilibrium reacion mechanism. Liquid scintillator, Ge(Li) detectors.
doi: 10.1016/0375-9474(78)90171-9
1978EJ02 Phys.Lett. 78B, 192 (1978) H.Ejiri, T.Shibata, T.Itahashi, Y.Nagai, H.Sakai, M.Hoshi, S.Nakayama, T.Kishimoto, K.Maeda Difference between Populations of the K-Isomer in 182Os by (p, xnγ) Reactions and (He, xnγ) Reactions NUCLEAR REACTIONS Re(p, xnγ), E=40 MeV; W(α, xnγ), E=90 MeV; W(3He, xnγ), E=21-31 MeV; Yb(14N, xnypγ), E=120, 130 MeV; measured 182Os isomer ratio, K=8/K=0.
doi: 10.1016/0370-2693(78)90003-5
1978SU05 Nucl.Phys. A311, 477 (1978) H.Suzuki, T.Itahashi, T.Shibata, Y.Nagai, T.Kishimoto, H.Ejiri Reduced Matrix Elements of M2 and E3 γ-Transitions between Single-Quasiparticle States in Sb Isotopes and Electromagnetic Core Polarization Effects NUCLEAR REACTIONS 115In(α, 2nγ), E=22 MeV; measured Eγ, E(ce), Iγ, I(ce), γ(t). 115In(3He, 3nγ), E=25 MeV; measured Eγ, Iγ, γ(t). 117,115Sb deduced T1/2, reduced M2, E3 matrix elements. Natural target.
doi: 10.1016/0375-9474(78)90525-0
1977NA07 Nucl.Phys. A282, 29 (1977) Y.Nagai, T.Shibata, S.Nakayama, H.Ejiri In-Beam Conversion Electrons from 141Pr, 143Pm, 144Pm and 145Pm Excited by (α, xn) and (p, n) Reactions NUCLEAR REACTIONS 139La, 141Pr(α, xnγ), E=24 MeV; 145Nd(p, nγ), E=8 MeV; measured Eγ, Iγ, E(ce), I(ce). 141Pr, 143Pm, 144Pm, 145Pm deduced levels, γ-multipolarities. Natural (139La, 141Pr), enriched (145Nd) targets.
doi: 10.1016/0375-9474(77)90168-3
1976SH05 Nucl.Phys. A257, 303 (1976) T.Shibata, Y.Nagai, M.Fujiwara, H.Ejiri, N.Nakanishi, S.Takeda Low-Lying Levels in 145Pm and the Effective M2 Transition Moment NUCLEAR REACTIONS 145Nd(p, nγ), E=5.5-8 MeV; measured Eγ, Iγ(θ), pγ-delay, γγ-coin. 144Nd(3He, d), E=35.2 MeV; measured σ(Ed, θ). 145Pm deduced levels, J, π, T1/2, reduced M2 matrix element, L, S. Enriched 144,145Nd.
doi: 10.1016/0375-9474(76)90634-5
1974NA11 J.Phys.Soc.Jap. 36, 1501 (1974) Excited States of 135La Populated by the Decay of 135Ce RADIOACTIVITY 135Ce; measured γe(t), γe-coin, I(ce), Eγ, Iγ, γγ(θ). 135La deduced levels, γ-mixing, multipolarities, ICC, T1/2, EC-ratios, log ft, J, π.
doi: 10.1143/JPSJ.36.1501
1972AK01 J.Phys.Soc.Jap. 32, 567 (1972) Remeasurement of the Lifetime of the 119 keV Level in 135La RADIOACTIVITY 135Ce; measured ceγ-delay. 135La level deduced T1/2.
doi: 10.1143/JPSJ.32.567
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