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NSR database version of April 11, 2024.

Search: Author = K.Shimomura

Found 10 matches.

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2003TO12      Phys.Rev.Lett. 90, 243401 (2003)

A.Toyoda, K.Ishida, K.Shimomura, S.N.Nakamura, Y.matsuda, W.Higemoto, T.Matsuzaki, K.Nagamine

New Insights in Muon-Catalyzed dd Fusion by using Ortho-Para Controlled Solid Deuterium

NUCLEAR REACTIONS 2H(d, p), E at rest; measured proton yields from muon-catalyzed fusion; deduced molecular formation rate.

ATOMIC PHYSICS, Mesic-atoms 2H(μ-, X), E at rest; measured hyperfine transition rate.

doi: 10.1103/PhysRevLett.90.243401
Citations: PlumX Metrics


2001TO14      Phys.Lett. 509B, 30 (2001)

A.Toyoda, K.Ishida, K.Shimomura, Y.Matsuda, W.Higemoto, S.N.Nakamura, T.Matsuzaki, K.Nagamine

Measurements of an Ortho-Para Effect in Muon-Catalyzed Fusion in Solid Deuterium

NUCLEAR REACTIONS 2H(d, pX), E=low; measured proton spectra following muon-catalyzed fusion; deduced ortho-para effect. Solid target.

doi: 10.1016/S0370-2693(01)00474-9
Citations: PlumX Metrics


2001TO28      Hyperfine Interactions 138, 307 (2001)

A.Toyoda, K.Ishida, K.Shimomura, Y.Matsuda, W.Higemoto, S.N.Nakamura, T.Matsuzaki, K.Nagamine

Study of Muon-Catalyzed Fusion in Ortho-Para Controlled Solid Deuterium

NUCLEAR REACTIONS 2H(d, p), E at rest; measured proton spectra, X-ray spectra; deduced muon-catalyzed fusion rate, dependence on molecular spin state.

doi: 10.1023/A:1020872800550
Citations: PlumX Metrics


1996ST07      Phys.Lett. 368B, 32 (1996)

P.Strasser, K.Ishida, S.Sakamoto, K.Shimomura, N.Kawamura, E.Torikai, M.Iwasaki, K.Nagamine

Muon Catalyzed Fusion Experiments on Muonic Deuterium Atom Deceleration in Thin Solid Deuterium Films

NUCLEAR REACTIONS 2,1H(μ-, X), E at 32 MeV/c; measured total fusion yield; deduced molecular effects role. Muonic deuterium atom deceleration, thin sold deuterium films.

ATOMIC PHYSICS, Mesic-Atoms 2,1H(μ-, X), E at 32 MeV/c; measured total fusion yield; deduced molecular effects role. Muonic deuterium atom deceleration, thin sold deuterium films.

doi: 10.1016/0370-2693(95)01500-0
Citations: PlumX Metrics


1992KO20      Hyperfine Interactions 74, 181 (1992)

M.Koizumi, T.T.Inamura, K.Morita, M.Takami, M.Wakasugi, A.Yoshida, M.Azuma, H.Katsuragawa, T.Horiguchi, T.Ishizuka, I.Nakamura, M.Nakaoka, A.Iivonen, K.Valli, S.Matsuki, T.Murayama, K.Shimomura, T.Shinozuka, I.Sugai, Y.Tagishi

Collinear Fast Atomic-Beam Laser Spectroscopy at RIKEN GARIS/IGISOL

NUCLEAR REACTIONS 9Be(166Er, xn), E=16.3 MeV/nucleon; measured Iγ; deduced 169Hf yield Hf isotope yield for fusion reaction. Fast atomic-beam collinear laser spectroscopy.

doi: 10.1007/BF02398628
Citations: PlumX Metrics


1992MA52      Hyperfine Interactions 74, 223 (1992)

S.Matsuki, K.Shimomura, I.Ogawa, K.Suzuki, S.Hamada, T.Nakamura, H.Okuno, M.Koizumi, N.Inabe, Y.Fukashiro, H.Sunaoshi, M.Wada, T.Murayama, T.Kohmoto, M.Kitano, T.Kubo, T.Shinozuka, K.Asahi, Y.Kido, T.T.Inamura, T.Nomura, M.Ishihara, M.Fujioka, H.T.Duong, H.Haas, and the ISOLDE Collaboration

Radiation-Detected Optical Pumping in Solids

NUCLEAR REACTIONS 160Gd(12C, 5np), E=100 MeV; measured residual nucleus polarization. 160Gd(12C, 6n), E=100 MeV; measured nuclear polarization following residual decay. Optical pumping in SrF, crystal.

RADIOACTIVITY 164Tm(β+) [from 164Yb-decay following production in 158Gd(12C, 6n), E=100 MeV]; measured β+ asymmetry. On-line polarization, implantation in CaF2 host crystal. 114mIn(IT); measured β+ asymmetry of 114In decay vs exciting laser wavelength. Polarization of 114In in GaAs crystal, Ti-saphire excited laser for optical pumping. 33Si(β-) [from 9Be(Ar, X), E=94 MeV/nucleon]; measured β-asymmetry, NMR vs exciting laser wavelength. Ion implantation in GaAs host crystal.

doi: 10.1007/BF02398632
Citations: PlumX Metrics


1992MA53      Hyperfine Interactions 74, 319 (1992)

S.Matsuki, K.Shimomura, I.Ogawa, K.Suzuki, T.Kohmoto, M.Kitano, T.Shinozuka, T.Inamura, T.Nomura, M.Fujioka, H.T.Duong, H.Haas

Nuclear Polarization and Magnetic Resonance of 114In with β-RADOP in GaAs

RADIOACTIVITY 114In(β-), (β+), (EC); measured β-asymmetry vs laser wavelength; deduced polarization, magnetic resonance. Implantation into p-type GaAs.

doi: 10.1007/BF02398648
Citations: PlumX Metrics


1992SH23      Hyperfine Interactions 74, 317 (1992)

K.Shimomura, T.Nakamura, H.Okuno, M.Koizumi, S.Hamada, N.Inabe, I.Ogawa, K.Suzuki, M.Wada, H.Sunaoshi, Y.Fukashiro, T.Murayama, T.Kohmoto, T.Shinozuka, T.Kubo, K.Asahi, T.Inamura, M.Ishihara, M.Fujioka, S.Matsuki

Nuclear Polarization and Magnetic Resonance of 33Si with Optical Pumping in Solids

RADIOACTIVITY 33Si(β-) [from 9Be(Ar, X), E=80, 95 MeV/nucleon]; measured β-asymmetry, more precise T1/2; deduced polarization, magnetic resonance. Scintillation-counter telescopes, implantation into liquid He cooled GaAs crystal.

doi: 10.1007/BF02398646
Citations: PlumX Metrics


1992SH31      Nucl.Instrum.Methods Phys.Res. B70, 513 (1992)

K.Shimomura, I.Ogawa, K.Suzuki, S.Hamada, T.Nakamura, H.Okuno, M.Koizumi, N.Inabe, Y.Fukashiro, H.Sunaoshi, M.Wada, S.Hatori, T.Murayama, T.Kohmoto, Y.Fukuda, T.Kubo, T.Shinozuka, K.Asahi, S.Morinobu, T.T.Inamura, M.Ishihara, M.Fujioka, M.Kondo, S.Matsuki

OPERA: An On-Line System of Optical Pumping in Solids for Unstable Nuclei

RADIOACTIVITY 166Tm(β+), (EC) [from 166Yb(EC-decay) following 160Gd(12C, 6n), E=100 MeV; 160Gd(12C, 5np), E=100 MeV]; 114In(β-), (β+), (EC) [from 114mIn(IT)]; 33Si(β-) [from 9Be(Ar, X), E=94 MeV/nucleon]; measured β asymmetry, NMR, polarized nuclei. On-line system, optical pumping in solids.

doi: 10.1016/0168-583X(92)95975-W
Citations: PlumX Metrics


1990SH18      Phys.Rev. C42, R487 (1990)

K.Shimomura, S.Uemura, T.Kohmoto, Y.Fukuda, S.Ito, K.Okano, T.Muramoto, T.Hashi, S.Matsuki

Nuclear Polarization and Magnetic Resonance of Unstable 170Tm with Beta-Ray Radiation-Detected Optical Pumping in Solids

RADIOACTIVITY 170Tm(β-); measured β-asymmetry; deduced divalent 170Tm hyperfine coupling constant in SrF2. β radiation-detected optical pumping in solids.

doi: 10.1103/PhysRevC.42.R487
Citations: PlumX Metrics


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