NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = K.Ukai Found 18 matches. 1993OH02 Phys.Rev. D47, 4840 (1993) T.Ohshima, H.Sakamoto, T.Sato, J.Shirai, T.Tsukamoto, Y.Sugaya, K.Takahashi, T.Suzuki, C.Rosenfeld, S.Wilson, K.Ueno, Y.Yonezawa, H.Kawakami, S.Kato, S.Shibata, K.Ukai No 17 keV Neutrino: Admixture < 0.073% (95% C.L.) RADIOACTIVITY 63Ni(β-); measured β-spectra; deduced 17 keV ν admixing with ν(e) upper limit. High confidence limit, magnetic spectrometer.
doi: 10.1103/PhysRevD.47.4840
1992KA29 Phys.Lett. 287B, 45 (1992) H.Kawakami, S.Kato, T.Ohshima, C.Rosenfeld, H.Sakamoto, T.Sato, S.Shibata, J.Shirai, Y.Sugaya, T.Suzuki, K.Takahashi, T.Tsukamoto, K.Ueno, K.Ukai, S.Wilson, Y.Yonezawa High Sensitivity Search for a 17 keV Neutrino. Negative Indication with an Upper Limit of 0.095% RADIOACTIVITY 63Ni(β-); measured β-spectrum near 17 keV ν-threshold; deduced no 17 keV ν indication, admixture upper limit.
doi: 10.1016/0370-2693(92)91874-9
1991KA40 J.Phys.(London) G17, S283 (1991) H.Kawakami, S.Kato, T.Ohshima, S.Shibata, K.Ukai, N.Morikawa, N.Nogawa, K.Haga, T.Nagafuchi, M.Shigeta, Y.Fukushima, T.Taniguchi New Upper Limit for the Electron Anti-Neutrino Mass from a Third Measurement at INS RADIOACTIVITY 3H(β-); measured β-spectrum Kurie plot; deduced electron anti-neutrino mass upper limit, 95% confidence limit. Large Langmuir-Blodgett film β-ray sources.
doi: 10.1088/0954-3899/17/S/030
1991KA41 Phys.Lett. 256B, 105 (1991) H.Kawakami, S.Kato, T.Ohshima, S.Shibata, K.Ukai, N.Morikawa, N.Nogawa, K.Haga, T.Nagafuchi, M.Shigeta, Y.Fukushima, T.Taniguchi New Upper Bound on the Electron Anti-Neutrino Mass RADIOACTIVITY 3H(β-); measured β-spectra, Auger spectra response functions, 109Cd reference source; deduced anti-neutrino mass upper bound, 95% compound limit.
doi: 10.1016/0370-2693(91)90226-G
1988AS02 Nucl.Phys. B296, 493 (1988) D.Aston, N.Awaji, T.Bienz, F.Bird, J.D'Amore, W.Dunwoodie, R.Endorf, K.Fujii, H.Hayashii, S.Iwata, W.B.Johnson, R.Kajikawa, P.Kunz, D.W.G.S.Leith, L.Levinson, T.Matsui, B.T.Meadows, A.Miyamoto, M.Nussbaum, H.Ozaki, C.O.Pak, B.N.Ratcliff, D.Schultz, S.Shapiro, T.Shimomura, P.K.Sinervo, A.Sugiyama, S.Suzuki, G.Tarnopolsky, T.Tauchi, N.Toge, K.Ukai, A.Waite, S.Williams A Study of K-π+ Scattering in the Reaction K-p → K-π+n at 11 GeV/c NUCLEAR REACTIONS 1H(K-, K-π+), E at 11 GeV/c; measured (nπ+) invariant mass distribution.
doi: 10.1016/0550-3213(88)90028-4
1988IM03 Nuovo Cim. 100A, 735 (1988) A.Imanishi, T.Ishii, S.Kato, T.Miyachi, A.Nakamura, Y.Takeuchi, K.Ukai, K.Baba, Y.Morita, Y.Sumi, T.Noguchi, T.Ohmori, N.Shimura, K.Takahashi, Y.Wada, K.Kurita Measurement of Large-Angle Cross-Sections for Coherent Pion Photoproduction on Deuteron NUCLEAR REACTIONS 2H(γ, π0), E=0.5-1 GeV; measured σ(θ) vs E; deduced resonant, nonresonant contributions.
doi: 10.1007/BF02813321
1988KA03 Phys.Lett. 127A, 175 (1988) H.Kawakami, S.Kato, F.Naito, K.Nisimura, T.Ohshima, S.Shibata, T.Suzuki, K.Ukai, N.Morikawa, N.Nogawa, T.Nagafuchi, H.Taketani, M.Iwahashi, K.Hisatake, Y.Fukushima, T.Matsuda, T.Taniguchi Precise Measurement of Ag KLM and KLN Auger Spectra RADIOACTIVITY 109Cd(EC); measured Auger spectra in 109Ag.
doi: 10.1016/0375-9601(88)90096-5
1988KA12 Nucl.Phys. A478, 433c (1988) S.Kato, H.Kawakami, F.Naito, K.Nisimura, T.Ohshima, S.Shibata, T.Suzuki, K.Ukai, N.Morikawa, N.Nogawa, T.Nagafuchi, H.Taketani, M.Iwahashi, K.Hisatake, Y.Fukushima, T.Matsuda, T.Taniguchi Neutrino Mass Studied by Measuring Tritium Beta-Decay with an Iron-Free Beta-Ray Spectrometer RADIOACTIVITY 3H(β-); measured β-spectrum features; deduced neutrino mass upper limit. Other data input.
doi: 10.1016/0375-9474(88)90877-9
1988KA32 J.Phys.Soc.Jpn. 57, 2873 (1988) H.Kawakami, S.Kato, F.Naito, K.Nisimura, T.Ohshima, S.Shibata, T.Suzuki, K.Ukai, N.Morikawa, N.Nogawa, T.Nagafuchi, H.Taketani, M.Iwahashi, K.Hisatake, Y.Fukushima, T.Matsuda, T.Taniguchi Neutrino Mass and End-Point Energy of 3H β-Decay RADIOACTIVITY 3H(β-); measured E(β); deduced β-endpoint energy, electron antineutrino mass upper limit.
doi: 10.1143/JPSJ.57.2873
1987IM02 Nucl.Phys. A462, 727 (1987) A.Imanishi, S.Kato, T.Miyachi, Y.Takeuchi, K.Ukai, T.Ohmori, K.Takahashi, Y.Wada, Y.Morita, K.Kurita Differential Cross Sections for Photoemission of Deuterons from Nitrogen Nucleus NUCLEAR REACTIONS 14N(γ, d), E=725, 775, 825 MeV; measured deuteron momentum spectra, σ(θ) vs momentum. Quasideuteron, two-step model analyses.
doi: 10.1016/0375-9474(87)90573-2
1987KA21 Phys.Lett. 121A, 414 (1987) H.Kawakami, K.Nisimura, T.Ohshima, S.Shibata, Y.Shoji, I.Sugai, K.Ukai, T.Yasuda, N.Morikawa, N.Nogawa, T.Nagafuchi, F.Naito, T.Suzuki, H.Taketani, M.Iwahashi, K.Hisatake, M.Fujioka, Y.Fukushima, T.Matsuda, T.Taniguchi Precise Measurement of Ag KLL Auger-Spectrum RADIOACTIVITY 109Cd(EC); measured KLL Auger spectrum for 109Ag. Double focusing Fe-free β-ray spectrometer, 169Tm source standard.
doi: 10.1016/0375-9601(87)90489-0
1987KA51 Phys.Lett. 187B, 198 (1987) H.Kawakami, K.Nisimura, T.Ohshima, S.Shibata, Y.Shoji, I.Sugai, K.Ukai, T.Yasuda, N.Morikawa, N.Nogawa, T.Nagafuchi, F.Naito, T.Suzuki, H.Taketani, M.Iwahashi, K.Hisatake, M.Fujioka, Y.Fukushima, T.Matsuda, T.Taniguchi An Upper Limit for the Mass of the Electron Anti-Neutrino from the INS Experiment
doi: 10.1016/0370-2693(87)90099-2
1987OH12 Phys.Rev. C36, 2422 (1987) Y.Ohashi, N.Awaji, H.Hayashii, N.Horikawa, A.Miyamoto, T.Nakanishi, S.Okumi, H.Ozaki, T.Tauchi, T.Ishii, S.Kato, H.Okuno, K.Ukai, K.Mori, Y.Takeuchi Target Asymmetry Measurement in γd → pn at Photon Energies 300-700 MeV and Partial Wave Analysis NUCLEAR REACTIONS 2H(γ, p), E=300-700 MeV; measured target asymmetry parameter A(θ); analyzed σ(θ), recoil proton polarization P(θ); deduced dibaryon role. Polarized target.
doi: 10.1103/PhysRevC.36.2422
1985IM01 Phys.Rev.Lett. 54, 2497 (1985) A.Imanishi, T.Ishii, S.Kato, T.Miyachi, A.Nakamura, Y.Takeuchi, K.Ukai, T.Noguchi, T.Ohmori, N.Shimura, K.Takahashi, K.Baba, Y.Morita, Y.Sumi, Y.Wada, K.Kurita Neutral-Pion Photoproduction on the Deuteron NUCLEAR REACTIONS 2H(γ, π0), E=0.5-1 GeV; measured σ(θ) vs E; deduced dibaryon resonance role. Glauber model.
doi: 10.1103/PhysRevLett.54.2497
1985IS02 Nucl.Phys. B254, 458 (1985) T.Ishii, K.Egawa, A.Imanishi, S.Kato, Y.Takeuchi, K.Ukai, M.Yoshika, T.Noguchi, T.Ohmori, N.Shimura, K.Takahashi, Y.Wada Differential Cross Sections for Proton Compton Scattering at Incident Photon Energies between 900 MeV and 1150 MeV NUCLEAR REACTIONS 1H(γ, γ), E=0.9-1.15 GeV; measured Compton scattering σ(θ).
doi: 10.1016/0550-3213(85)90228-7
1982IS03 Phys.Lett. 110B, 441 (1982) T.Ishii, S.Kato, H.Okuno, K.Ukai, Y.Ohashi, N.Awaji, H.Hayashii, N.Horikawa, K.Kimura, A.Miyamoto, T.Nakanishi, S.Okumi, H.Ozaki, A.Sugiyama, R.Suzaki, T.Tauchi, K.Mori, Y.Takeuchi Measurement of Polarized Target Asymmetry in γd → pn in the Photon Energy Region between 0.3 and 0.7 GeV NUCLEAR REACTIONS 2H(γ, p), E=0.3-0.7 GeV bremsstrahlung; measured pn-coin, σ(Ep), σ(En), target asymmetry vs θ, E. Polarized deuterated butanol target.
doi: 10.1016/0370-2693(82)91034-6
1981WA13 Nuovo Cim. 63A, 57 (1981) Y.Wada, S.Kato, T.Miyachi, K.Sugano, K.Toshioka, K.Ukai, T.Ishii, K.Egawa, M.Chiba, K.Joh, T.Shinohara, Y.Yoribayashi Recoil Proton Polarization of Proton Compton Scattering in the Resonance Region NUCLEAR REACTIONS 1H(γ, γ), E=400-1000 MeV; measured recoil proton polarization, pγ-coin. Carbon polarimeter, magnetic spectrometer, lead-glass Cerenkov counter. Phenomenological isobar model, dynamic dispersion relation analysis.
doi: 10.1007/BF02784690
1974HO15 J.Phys.Soc.Jap. 36, 1499 (1974) S.Homma, A.Itano, K.Katsuura, K.Maruyama, T.Miyachi, K.Nishikawa, H.Okuno, A.Sasaki, K.Ukai, N.Yamashita The Total Absorption Cross Section of 250-550 MeV Photons in Carbon, Aluminium and Copper NUCLEAR REACTIONS C, Al, Cu(γ, X), E=250-550 MeV; measured σ(E).
doi: 10.1143/JPSJ.36.1499
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