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NSR database version of April 11, 2024.

Search: Author = H.Outa

Found 92 matches.

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2023AK05      Phys.Lett. B 845, 138128 (2023)

T.Akaishi, H.Asano, X.Chen, A.Clozza, C.Curceanu, R.Del Grande, C.Guaraldo, C.Han, T.Hashimoto, M.Iliescu, K.Inoue, S.Ishimoto, K.Itahashi, M.Iwasaki, Y.Ma, M.Miliucci, R.Murayama, H.Noumi, H.Ohnishi, S.Okada, H.Outa, K.Piscicchia, A.Sakaguchi, F.Sakuma, M.Sato, A.Scordo, K.Shirotori, D.Sirghi, F.Sirghi, S.Suzuki, K.Tanida, T.Toda, M.Tokuda, T.Yamaga, X.Yuan, P.Zhang, Y.Zhang, H.Zhang

Precise lifetime measurement of ⁴_ΛH hypernucleus using in-flight ⁴He(K^-, π⁰)⁴_ΛH reaction

RADIOACTIVITY ⁴H(π^-) [from ⁴He(K^-, π⁰), E not given]; measured decay products, Eγ, Iγ; deduced hypernucleus T_1/2. Comparison with available data. Experiment (J-PARC E73).

doi: 10.1016/j.physletb.2023.138128
Citations: PlumX Metrics

2019AJ01      Phys.Lett. B 789, 620 (2019)

S.Ajimura, H.Asano, G.Beer, C.Berucci, H.Bhang, M.Bragadireanu, P.Buehler, L.Busso, M.Cargnelli, S.Choi, C.Curceanu, S.Enomoto, H.Fujioka, Y.Fujiwara, T.Fukuda, C.Guaraldo, T.Hashimoto, R.S.Hayano, T.Hiraiwa, M.Iio, M.Iliescu, K.Inoue, Y.Ishiguro, T.Ishikawa, S.Ishimoto, K.Itahashi, M.Iwasaki, K.Kanno, K.Kato, Y.Kato, S.Kawasaki, P.Kienle, H.Kou, Y.Ma, J.Marton, Y.Matsuda, Y.Mizoi, O.Morra, T.Nagae, H.Noumi, H.Ohnishi, S.Okada, H.Outa, K.Piscicchia, Y.Sada, A.Sakaguchi, F.Sakuma, M.Sato, A.Scordo, M.Sekimoto, H.Shi, K.Shirotori, D.Sirghi, F.Sirghi, K.Suzuki, S.Suzuki, T.Suzuki, K.Tanida, H.Tatsuno, M.Tokuda, D.Tomono, A.Toyoda, K.Tsukada, O.Vazquez Doce, E.Widmann, T.Yamaga, T.Yamazaki, Q.Zhang, J.Zmeskal

"K^-pp", a K-bar-meson nuclear bound state, observed in ³He(K^-, Λp)n reactions

NUCLEAR REACTIONS ³He(K^-, Λp), E ∼ 1 GeV; measured reaction products; deduced a distinct peak in the Λp invariant mass spectrum.

doi: 10.1016/j.physletb.2018.12.058
Citations: PlumX Metrics

2014AG16      Phys.Lett. B 738, 499 (2014)

M.Agnello, L.Benussi, M.Bertani, H.C.Bhang, G.Bonomi, E.Botta, T.Bressani, S.Bufalino, D.Calvo, P.Camerini, B.Dalena, F.De Mori, G.D'Erasmo, A.Feliciello, A.Filippi, H.Fujioka, P.Gianotti, N.Grion, V.Lucherini, S.Marcello, T.Nagae, H.Outa, V.Paticchio, S.Piano, R.Rui, G.Simonetti, A.Zenoni, for the FINUDA Collaboration

First determination of the one-proton induced Non-Mesonic Weak Decay width of p-shell Λ-Hypernuclei

RADIOACTIVITY ⁵He, ⁷Li, ⁹Be, ¹¹B, ^12,13C, ¹⁵N, ¹⁶O(p); analyzed available data; deduced hypernuclei decay widths, parameters. Intra nuclear cascade model.

doi: 10.1016/j.physletb.2014.10.024
Citations: PlumX Metrics

2013AG10      Nucl.Phys. A914, 310c (2013)

M.Agnello, L.Benussi, M.Bertani, H.C.Bhang, G.Bonomi, E.Botta, M.Bregant, T.Bressani, S.Bufalino, L.Busso, D.Calvo, P.Camerini, B.Dalena, F.De Mori, G.D'Erasmo, F.L.Fabbri, A.Feliciello, A.Filippi, E.M.Fiore, A.Fontana, H.Fujioka, P.Genova, P.Gianotti, N.Grion, V.Lucherini, S.Marcello, N.Mirfakhrai, F.Moia, P.Montagna, O.Morra, T.Nagae, H.Outa, A.Pantaleo, V.Paticchio, S.Piano, R.Rui, G.Simonetti, R.Wheadon, A.Zenoni

Results on Λp emission from K^- absorption at rest on light nuclei

NUCLEAR REACTIONS ⁹Be(K^-, p), E≈0; measured Λ, reaction products; deduced pΛ pairs invariant mass distribution, yield(θ). Preliminary.

doi: 10.1016/j.nuclphysa.2013.02.056
Citations: PlumX Metrics

2013BH05      Few-Body Systems 54, 103 (2013)

H.Bhang, S.Ajimura, K.Aoki, A.Banu, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.Kim, J.H.Kim, M.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, S.Okada, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tshoo, K.Tsukada, T.Watanabe, H.J.Yim

Three-Body ΛNN → nNN Nonmesonic Weak Decay Process of Λ Hypernuclei

RADIOACTIVITY ⁵He, ¹²C(2n), (n), (p); measured hypernuclei decay products, En, In, Ep, Ip; deduced branching ratios and decay resonance widths. Non-mesonic weak decay (NMWD), comparison with available data.

doi: 10.1007/s00601-012-0370-x
Citations: PlumX Metrics

2012AG11      Nucl.Phys. A881, 269 (2012)

M.Agnello, L.Benussi, M.Bertani, H.C.Bhang, G.Bonomi, E.Botta, M.Bregant, T.Bressani, S.Bufalino, L.Busso, D.Calvo, P.Camerini, B.Dalena, F.De Mori, G.D'Erasmo, F.L.Fabbri, A.Feliciello, A.Filippi, E.M.Fiore, A.Fontana, H.Fujioka, P.Genova, P.Gianotti, N.Grion, V.Lucherini, S.Marcello, N.Mirfakhrai, F.Moia, O.Morra, T.Nagae, H.Outa, A.Pantaleo, V.Paticchio, S.Piano, R.Rui, G.Simonetti, R.Wheadon, A.Zenoni, A.Gal

First observation of the hyper superheavy hydrogen ⁶_ΛH

NUCLEAR REACTIONS ⁶Li(K^-, π⁺), E≈0 eV; measured energy of π⁺ mesons in coincidence with π^- mesons from ⁶_ΛH weak decay; deduced⁶_ΛH neutron halo hypernucleus mass excess, binding energy, low-lying levels.

doi: 10.1016/j.nuclphysa.2012.02.015
Citations: PlumX Metrics

2011AG04      Phys.Lett. B 698, 219 (2011)

M.Agnello, L.Benussi, M.Bertani, H.C.Bhang, G.Bonomi, E.Botta, M.Bregant, T.Bressani, S.Bufalino, L.Busso, D.Calvo, P.Camerini, B.Dalena, F.De Mori, G.D'Erasmo, F.L.Fabbri, A.Feliciello, A.Filippi, E.M.Fiore, A.Fontana, H.Fujioka, P.Genova, P.Gianotti, N.Grion, V.Lucherini, S.Marcello, N.Mirfakhrai, F.Moia, P.Montagna, O.Morra, T.Nagae, H.Outa, A.Pantaleo, V.Paticchio, S.Piano, R.Rui, G.Simonetti, R.Wheadon, A.Zenoni

Hypernuclear spectroscopy with K^- at rest on ⁷Li, ⁹Be, ¹³C and ¹⁶O

NUCLEAR REACTIONS ²H, ^6,7Li, ⁹Be, ¹³C, ¹⁶O(K^-, π^-)⁷Li/⁹Be/¹³C/¹⁶O, E at rest; measured reaction products; deduced hypernuclei binding energies formation probabilities. FINUDA experiment.

doi: 10.1016/j.physletb.2011.02.060
Citations: PlumX Metrics

2011BH10      J.Korean Phys.Soc. 59, 1461s (2011)

H.Bhang, S.Ajimura, K.Aoki, A.Banu, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.Kim, J.H.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, S.Okada, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tshoo, K.Tsukada, T.Watanabe, H.J.Yim

The Weak Decay Widths of Λ Hypernuclei

NUCLEAR REACTIONS ¹²C(π⁺, K⁺), E at 1.05 GeV/c; measured E(K meson), En, In(t), np⁺-coin, time difference; deduced ¹²C hypernucleus states.

RADIOACTIVITY ¹²C Λ hypernucleus[from ¹²C(π⁺, K⁺)]; measured decay products; deduced mesonic, non-mesonic decay widths, T_1/2, σ(En), σ(Ep), σ(θ). Compared with available data.

doi: 10.3938/jkps.59.1461
Citations: PlumX Metrics

2010AG13      Nucl.Phys. A835, 414c (2010)

M.Agnello, L.Benussi, M.Bertani, H.C.Bhang, G.Bonomi, E.Botta, M.Bregant, T.Bressani, S.Bufalino, L.Busso, D.Calvo, P.Camerini, B.Dalena, F.De Mori, G.D'Erasmo, F.L.Fabbri, A.Feliciello, A.Filippi, E.M.Fiore, A.Fontana, H.Fujioka, P.Genova, P.Gianotti, N.Grion, B.Kang, V.Lucherini, S.Marcello, F.Moia, T.Maruta, N.Mirfakhrai, P.Montagna, O.Morra, T.Nagae, D.Nakajima, H.Outa, A.Pantaleo, V.Paticchio, S.Piano, R.Rui, G.simonetti, A.Toyoda, R.Wheadon, A.Zenoni

FINUDA hypernuclear spectroscopy

NUCLEAR REACTIONS ²H, ⁷Li, ⁹Be, ¹³C(K^-, π^-), E at rest; measured Λ hypernucleus binding energy, formation probability.

doi: 10.1016/j.nuclphysa.2010.01.232
Citations: PlumX Metrics

2010BH10      Int.J.Mod.Phys. E19, 2558 (2010)

H.Bhang, S.Ajimura, K.Aoki, A.Banu, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.Kim, J.H.Kim, M.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, S.Okada, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, S.Shin, T.Takahashi, H.Tamura, K.Tanida, A.Toyota, K.Tsukata, T.Watanabe, H.J.Yim

Recent progresses in the study of nonmesonic weak decay of Λ hypernuclei

RADIOACTIVITY ¹²C(π^-); measured decay products in Λ hypernuclei; deduced nonmesonic weak decay proton and neutron energy spectra, momentum sum yields. asymmetry parameter. Comparison with theoretical calculations.

doi: 10.1142/S0218301310017083
Citations: PlumX Metrics

2010BO21      Int.J.Mod.Phys. E19, 2566 (2010)

E.Botta, T.Bressani, F.De Mori, S.Marcello, S.Bufalino, D.Calvo, A.Feliciello, A.Filippi, R.Wheadon, L.Busso, O.Morra, M.Agnello, L.Benussi, M.Bertani, F.L.Fabbri, P.Gianotti, O.Hartmann, V.Lucherini, E.Pace, F.Pompili, A.Andronenkov, M.Palomba, A.Pantaleo, V.Paticchio, B.Dalena, G.D'Erasmo, E.M.Fiore, G.Simonetti, V.Lenti, G.Bonomi, A.Zenoni, A.Fontana, P.Genova, A.Panzarasa, P.Montagna, M.Bregant, P.Camerini, R.Rui, N.Grion, S.Piano, H.Fujioka, T.Nagae, H.Outa, M.Sekimoto, A.Toyoda, T.Maruta, H.C.Bhang, B.Kang, D.Nakajima, N.Mirfakhrai, G.Beer, A.Sanchez Lorente

Recent results on mesonic weak decay of Λ-hypernuclei

RADIOACTIVITY ⁷Li, ⁹Be, ¹¹B, ¹⁵N(π^-); measured decay products; deduced mesonic weak decay kinetic energy spectra, decay constants.

doi: 10.1142/S0218301310017095
Citations: PlumX Metrics

2010BU12      Int.J.Mod.Phys. E19, 2573 (2010)

S.Bufalino, E.Botta, T.Bressani, F.De Mori, S.Marcello, D.Calvo, A.Feliciello, A.Filippi, R.Wheadon, L.Busso, O.Morra, M.Agnello, L.Benussi, M.Bertani, F.L.Fabbri, P.Gianotti, O.Hartmann, V.Lucherini, E.Pace, F.Pompili, A.Andronenkov, M.Palomba, A.Pantaleo, V.Paticchio, B.Dalena, G.D'Erasmo, E.M.Fiore, G.Simonetti, V.Lenti, G.Bonomi, A.Zenoni, A.Fontana, P.Genova, A.Panzarasa, P.Montagna, M.Bregant, P.Camerini, R.Rui, N.Grion, S.Piano, H.Fujioka, T.Nagae, H.Outa, M.Sekimoto, A.Toyoda, T.Maruta, H.C.Bhang, B.Kang, D.Nakajima, N.Mirfakhrai, G.Beer, A.Sanchez Lorente

New results on nonmesonic weak decay of Λ hypernuclei with FINUDA

RADIOACTIVITY ⁵He, ⁷Li, ⁹Be, ¹¹B, ^12,13C, ¹⁵N, ¹⁶O(π^-); analyzed decay products in Λ hypernuclei; deduced nonmesonic weak decay proton energy spectra.

doi: 10.1142/S0218301310017101
Citations: PlumX Metrics

2010KI15      Nucl.Phys. A835, 434c (2010)

M.Kim, S.Ajimura, K.Aoki, A.Banu, H.Bhang, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.Kim, J.H.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, S.Okada, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tshoo, K.Tsukada, T.Watanabe, H.J.Yim

Coincidence measurement of the weak decay of ¹²_ΛC and the three-body weak decay process (J-PARC 50GeV PS E18)

RADIOACTIVITY ¹²C(p), (n); measured hypernucleus decay particle spectra, Ep, Ip, En, In, pn-coin, pp-coin, nn-coin, pion spectra; deduced hypernucleus nucleon decay width. Non-mesonic weak decay.

doi: 10.1016/j.nuclphysa.2010.01.237
Citations: PlumX Metrics

2010YI01      Phys.Lett. B 688, 43 (2010)

H.Yim, H.Bhang, J.Chiba, S.Choi, Y.Fukuda, T.Hanaki, R.S.Hayano, M.Iio, T.Ishikawa, S.Ishimoto, T.Ishiwatari, K.Itahashi, M.Iwai, M.Iwasaki, P.Kienle, J.H.Kim, Y.Matsuda, H.Ohnishi, S.Okada, H.Outa, M.Sato, S.Suzuki, T.Suzuki, D.Tomono, E.Widmann, T.Yamazaki

Search for strange tribaryons in the ⁴He(K^-_stop, Nπ^± reaction

NUCLEAR REACTIONS ⁴He(K^-, n), E at rest; measured En, In, (particle)(neutron)-coin; deduced upper limit for a strange tribaryon state.

doi: 10.1016/j.physletb.2010.03.083
Citations: PlumX Metrics

2009AG13      Nucl.Phys. A827, 303c (2009)

M.Agnello, A.Andronenkov, G.Beer, L.Benussi, M.Bertani, H.C.Bhang, G.Bonomi, E.Botta, M.Bregant, T.Bressani, S.Bufalino, L.Busso, D.Calvo, P.Camerini, B.Dalena, F.De Mori, G.D'Erasmo, F.L.Fabbri, A.Feliciello, A.Filippi, E.M.Fiore, A.Fontana, H.Fujioka, P.Genova, P.Gianotti, N.Grion, O.Hartmann, B.Kang, V.Lenti, V.Lucherini, S.Marcello, T.Maruta, N.Mirfakhra, P.Montagna, O.Morra, T.Nagae, D.Nakajima, H.Outa, E.Pace, M.Palomba, A.Pantaleo, A.Panzarasa, V.Paticchio, S.Piano, F.Pompili, R.Rui, A.Sanchez Lorente, M.Sekimoto, G.Simonetti, A.Toyodav R.Wheadon, A.Zenon

Mesonic and Non-Mesonic Weak Decay of Hypernuclei with FINUDA

NUCLEAR REACTIONS ^6,7Li, ⁹Be, ^12,13C, ¹⁶O(K^-, π^-), E at rest; measured negative pion spectra, proton spectra, p(pion)-coin from decaying hypernucleus. ⁵He, ⁷Li, ⁹Be, ¹¹B, ^12,13C, ¹⁵N, ¹⁶O; deduced decay rates, widths and decay ratio for these hypernuclei. Comparison with other data.

doi: 10.1016/j.nuclphysa.2009.05.061
Citations: PlumX Metrics

2009IT02      Hyperfine Interactions 193, 27 (2009)

K.Itahashi, S.Itoh, N.Fukunishi, H.Geissel, R.S.Hayano, S.Hirenzaki, M.Iwasaki, P.Kienle, R.Kimura, K.Lindberg, C.Nociforo, H.Ohnishi, S.Okada, N.Ono, H.Outa, M.Sato, K.Suzuki, T.Suzuki, H.Tatsuno, P.-E.Tegner, M.Wakasugi, H.Weick, J.Yamagata-Sekihara, To.Yamazaki, Y.Yano, I.Zartova

Pionic atom factory project in the RIBF, Spectroscopy of pionic atom in ¹²²Sn (d, ³He) Nuclear Reaction

doi: 10.1007/s10751-009-0069-7
Citations: PlumX Metrics

2009KI15      Phys.Rev.Lett. 103, 182502 (2009)

M.Kim, S.Ajimura, K.Aoki, A.Banu, H.Bhang, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.Kim, J.H.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, S.Okada, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tshoo, K.Tsukada, T.Watanabe, H.J.Yim

Three-Body Nonmesonic Weak Decay of the ¹²_ΛC Hypernucleus

doi: 10.1103/PhysRevLett.103.182502
Citations: PlumX Metrics

2008IW02      Nucl.Phys. A804, 186 (2008)

M.Iwasaki, H.Bhang, J.Chiba, S.Choi, Y.Fukuda, T.Hanaki, R.S.Hayano, M.Iio, T.Ishikawa, S.Ishimoto, T.Ishiwatari, K.Itahashi, M.Iwai, P.Kienle, J.H.Kim, Y.Matsuda, H.Ohnishi, S.Okada, H.Outa, M.Sato, S.Suzuki, T.Suzuki, D.Tomono, E.Widmann, T.Yamazaki, H.Yim

Kaonic nuclear state search via K^- reaction at rest on ⁴He target

NUCLEAR REACTIONS ⁴He(K^-, p), E at rest; measured charged-particle and proton momenta spectra and missing mass spectrum; deduced upper limit for a strange tribaryon state.

doi: 10.1016/j.nuclphysa.2008.02.303
Citations: PlumX Metrics

2008SA01      Phys.Lett. B 659, 107 (2008)

M.Sato, H.Bhang, J.Chiba, S.Choi, Y.Fukuda, T.Hanaki, R.S.Hayano, M.Iio, T.Ishikawa, S.Ishimoto, T.Ishiwatari, K.Itahashi, M.Iwai, M.Iwasaki, P.Kienle, J.H.Kim, Y.Matsuda, H.Ohnishi, S.Okada, H.Outa, S.Suzuki, T.Suzuki, D.Tomono, E.Widmann, T.Yamazaki, H.Yim

Search for strange tribaryon states in the inclusive ⁴He(K^-_stopped, p) reaction

NUCLEAR REACTIONS ⁴He(K^-, p), E at rest; measured charged-particle and proton momenta spectra and missing mass spectrum; deduced upper limit for a strange tribaryon state.

doi: 10.1016/j.physletb.2007.11.024
Citations: PlumX Metrics

2007BH06      Eur.Phys.J. A 33, 259 (2007)

H.Bhang, S.Ajimura, K.Aoki, A.Banu, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.H.Kim, J.H.Kim, M.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, S.Okada, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, S.Shin, T.Takahashi, H.Tamura, K.Tanida, A.Toyota, K.Tsukada, T.Watanabe, H.J.Yim

The quenching of nucleon yields in the nonmesonic weak decay of Λ-hypernuclei and the three-body weak decay process

NUCLEAR REACTIONS ⁵He, ¹²C(π⁺, K⁺), E at 1.05 GeV/c; measured Ep, En and angular distributions in hypernuclei decay and discussed quenching effect. Comparison with intra-nuclear cascade calculations.

doi: 10.1140/epja/i2007-10470-x
Citations: PlumX Metrics

2007MA72      Eur.Phys.J. A 33, 255 (2007)

T.Maruta, S.Ajimura, K.Aoki, A.Banu, H.Bhang, T.Fukuda, O.Hashimoto, I.Hwang, S.Kameoka, B.H.Kang, E.H.Kim, J.H.Kim, M.J.Kim, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, S.Okada, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tsukada, T.Watanabe

Decay asymmetry in non-mesonic weak decay of light Λ-hypernuclei

NUCLEAR REACTIONS ⁶Li, ¹²C(π⁺, K⁺), E at 1.05 GeV/c; measured excitation energy and pion spectra, Ep, Ed, En from hypernucleus decay; deduced decay asymmetry parameter.

doi: 10.1140/epja/i2007-10478-2
Citations: PlumX Metrics

2007OK03      Nucl.Phys. A790, 663c (2007)

S.Okada, G.Beer, H.Bhang, M.Cargnelli, J.Chiba, S.Choi, C.Curceanu, Y.Fukuda, T.Hanaki, R.S.Hayano, M.Iio, T.Ishikawa, S.Ishimoto, T.Ishiwatari, K.Itahashi, M.Iwasaki, B.Juhasz, P.Kienle, J.Marton, Y.Matsuda, H.Ohnishi, H.Outa, M.Sato, P.Schmid, S.Suzuki, T.Suzuki, H.Tatsuno, D.Tomono, E.Widmann, T.Yamazaki, H.Yim, J.Zmeskal

Precision spectroscopy of Kaonic Helium 3d → 2p X-rays

ATOMIC PHYSICS, Mesic-Atoms ⁴He(K^-, X), E at rest; measured X-ray spectra.

doi: 10.1016/j.nuclphysa.2007.03.113
Citations: PlumX Metrics

2007OK04      Phys.Lett. B 653, 387 (2007)

S.Okada, G.Beer, H.Bhang, M.Cargnelli, J.Chiba, S.Choi, C.Curceanu, Y.Fukuda, T.Hanaki, R.S.Hayano, M.Iio, T.Ishikawa, S.Ishimoto, T.Ishiwatari, K.Itahashi, M.Iwai, M.Iwasaki, B.Juhasz, P.Kienle, J.Marton, Y.Matsuda, H.Ohnishi, H.Outa, M.Sato, P.Schmid, S.Suzuki, T.Suzuki, H.Tatsuno, D.Tomono, E.Widmann, T.Yamazaki, H.Yim, J.Zmeskal

Precision measurement of the 3d → 2p x-ray energy in kaonic ⁴He

ATOMIC PHYSICS ⁴He(K^-, X), E at rest; measured X-ray spectra. Silicon drift x-ray detectors. Comparison with theoretical models.

doi: 10.1016/j.physletb.2007.08.032
Citations: PlumX Metrics

2007SU25      Phys.Rev. C 76, 068202 (2007)

T.Suzuki, H.Bhang, J.Chiba, S.Choi, Y.Fukuda, T.Hanaki, R.S.Hayano, M.Iio, T.Ishikawa, S.Ishimoto, T.Ishiwatari, K.Itahashi, M.Iwai, M.Iwasaki, P.Kienle, J.H.Kim, Y.Matsuda, H.Ohnishi, S.Okada, H.Outa, M.Sato, S.Suzuki, D.Tomono, E.Widmann, T.Yamazaki, H.Yim, KEK-PS E549 Collaboration

Λd correlations from the ⁴He(stopped-K^-, d) reaction

NUCLEAR REACTIONS ⁴He(K^-, d), E at rest; measured particle spectra, particle-particle coincidences, Λd correlation analysis.

doi: 10.1103/PhysRevC.76.068202
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2006KA06      Phys.Rev.Lett. 96, 062301 (2006)

B.H.Kang, H.Bhang, E.H.Kim, J.H.Kim, M.J.Kim, H.J.Yim, S.Ajimura, Y.Miyake, K.Aoki, T.Nagae, H.Noumi, H.Outa, P.K.Saha, Y.Sato, M.Sekimoto, A.Toyoda, A.Banu, T.Fukuda, O.Hashimoto, S.Kameoka, Y.Miura, S.N.Nakamura, Y.Okayasu, T.Takahashi, H.Tamura, K.Tsukada, T.Watanabe, J.I.Hwang, T.Maruta, M.Nakamura, S.Okada, H.Park, K.Tanida

Exclusive Measurement of the Nonmesonic Weak Decay of the ⁵_ΛHe Hypernucleus

NUCLEAR REACTIONS ⁶Li(π⁺, K⁺), E at 1.05 GeV/c; measured excitation energy spectra, Ep, En, np-, nn-coin, angular correlations. ⁵He deduced hypernucleus nonmesonic weak decay widths.

doi: 10.1103/PhysRevLett.96.062301
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2006KI14      Phys.Lett. B 641, 28 (2006)

M.J.Kim, S.Ajimura, K.Aoki, A.Banu, H.Bhang, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.H.Kim, J.H.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, S.Okada, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, S.Shin, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tsukada, T.Watanabe, H.J.Yim

Coincidence measurement of the nonmesonic weak decay of ¹²_ΛC

NUCLEAR REACTIONS ¹²C(π⁺, K⁺), E at 1.05 GeV/c; measured excitation energy spectra, Ep, En, np-, nn-coin, angular correlations. ¹²C deduced hypernucleus nonmesonic weak decay widths.

doi: 10.1016/j.physletb.2006.08.012
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2005KA23      Nucl.Phys. A754, 173c (2005)

S.Kameoka, S.Ajimura, K.Aoki, A.Banu, H.C.Bhang, T.Fukuda, O.Hashimoto, J.I.Hwang, B.H.Kang, E.H.Kim, J.H.Kim, M.J.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, S.Okada, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tsukada, T.Watanabe, H.J.Yim

Measurement of the π^- decay width of ⁵_ΛHe

NUCLEAR REACTIONS ⁶Li, ¹²C(π⁺, K⁺), (π⁺, pX), E at 1.05 GeV/c; measured excitation energy spectra, proton spectra following hypernucleus decay. ⁵He deduced hypernucleus decay width.

doi: 10.1016/j.nuclphysa.2005.03.016
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2005KR13      Phys.Rev. C 72, 037602 (2005)

A.P.Krutenkova, T.Watanabe, D.Abe, Y.Fujii, O.Hashimoto, V.V.Kulikov, T.Nagae, M.Nakamura, H.Noumi, H.Outa, P.K.Saha, T.Takahashi, H.Tamura

Inclusive pion double charge exchange on ¹⁶O above the Δ resonance

NUCLEAR REACTIONS ¹⁶O(π^-, π⁺X), E=0.50, 0.75 GeV; measured σ(θ), σ. Comparison with model predictions.

doi: 10.1103/PhysRevC.72.037602
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2005MA45      Nucl.Phys. A754, 168c (2005)

T.Maruta, S.Ajimura, K.Aoki, A.Banu, H.Bhang, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.H.Kim, J.H.Kim, M.J.Kim, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, S.Okada, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tsukada, T.Watanabe, H.J.Yim

Proton asymmetry in non-mesonic weak decay of light hypernuclei

RADIOACTIVITY ⁵He, ¹¹B, ¹²C; measured proton decay asymmetry parameters from polarized hypernuclei.

doi: 10.1016/j.nuclphysa.2005.02.159
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2005MI19      Nucl.Phys. A754, 75c (2005)

Y.Miura, S.Ajimura, Y.Fujii, T.Fukuda, O.Hashimoto, H.Hotchi, K.Imai, W.Imoto, Y.Kakiguchi, S.Kameoka, A.Krutenkova, T.Maruta, A.Matsumura, K.Miwa, K.Mizunuma, S.N.Nakamura, T.Nagae, H.Nomura, H.Noumi, H.Outa, P.K.Saha, T.Saitoh, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, M.Ukai, H.Yamauchi

γ spectroscopy of ¹¹_ΛB

NUCLEAR REACTIONS ¹¹B(π⁺, K⁺), E not given; measured Eγ, Iγ, DSA. ¹¹B deduced hypernucleus transitions. Hyperball array, comparison with model predictions.

doi: 10.1016/j.nuclphysa.2005.02.131
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2005OK02      Nucl.Phys. A752, 196c (2005)

S.Okada, S.Ajimura, K.Aoki, A.Banu, H.C.Bhang, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.H.Kim, J.H.Kim, M.J.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tsukada, T.Watanabe, H.J.Yim

Nucleon-nucleon coincidence measurement in the non-mesonic weak decay of ⁵_ΛHe and ¹²_ΛC hypernuclei

NUCLEAR REACTIONS ⁶Li(π⁺, K⁺p), ¹²C(π⁺, K⁺), E at 1.05 GeV/c; measured nucleon-nucleon pair spectra, yields following hypernucleus decay; deduced hyperon decay widths.

doi: 10.1016/j.nuclphysa.2005.02.035
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2005OK04      Nucl.Phys. A754, 178c (2005)

S.Okada, S.Ajimura, K.Aoki, A.Banu, H.C.Bhang, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.H.Kim, J.H.Kim, M.J.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tsukada, T.Watanabe, H.J.Yim

π⁰ decay branching ratios of ⁵_ΛHe and ¹²_ΛC hypernuclei

NUCLEAR REACTIONS ⁶Li, ¹²C(π⁺, K⁺), E at 1.05 GeV/c; measured excitation energy spectra, γ-spectra from neutral pion decay. ⁵He, ¹²C deduced hypernucleus decay branching ratios.

doi: 10.1016/j.nuclphysa.2005.02.128
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2005OU02      Nucl.Phys. A754, 157c (2005)

H.Outa, S.Ajimura, K.Aoki, A.Banu, H.C.Bhang, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.H.Kim, J.H.Kim, M.J.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, S.Okada, Y.Okayasu, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tsukada, T.Watanabe, H.J.Yim

Hypernuclear weak decay experiments at KEK: n-n and n-p coincidence measurement

NUCLEAR REACTIONS ⁶Li, ¹²C(π⁺, K⁺), E not given; measured hypernucleus excitation energy spectra, nn-, np-coin following hypernucleus decay. ⁵He, ¹²C deduced hypernucleus decay widths, branching ratios.

doi: 10.1016/j.nuclphysa.2005.03.007
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2005SA03      Phys.Rev.Lett. 94, 052502 (2005)

P.Saha, T.Fukuda, W.Imoto, K.K.Ahn, A.Ajimura, K.Aoki, H.C.Bhang, H.Fujioka, H.Hotchi, J.I.Hwang, T.Itabashi, B.H.Kang, H.D.Kim, M.J.Kim, T.Kishimoto, A.Krutenkova, T.Maruta, Y.Miura, K.Miwa, T.Nagae, H.Noumi, H.Outa, T.Ohtaki, A.Sakaguchi, Y.Sato, M.Sekimoto, Y.Shimizu, H.Tamura, K.Tanida, A.Toyoda, M.Ukai, H.J.Kim

Production of the Neutron-Rich Hypernucleus ¹⁰_ΛLi in the (π^-, K⁺) Double Charge-Exchange Reaction

NUCLEAR REACTIONS ¹⁰B(π^-, K⁺), ¹⁰B, ¹²C(π⁺, K⁺), E at 1.05, 1.2 GeV/c; measured missing mass spectra, hypernucleus production σ.

doi: 10.1103/PhysRevLett.94.052502
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2005SA04      Phys.Rev. C 71, 025203 (2005)

Y.Sato, S.Ajimura, K.Aoki, H.Bhang, T.Hasegawa, O.Hashimoto, H.Hotchi, Y.D.Kim, T.Kishimoto, K.Maeda, H.Noumi, Y.Ohta, K.Omata, H.Outa, H.Park, M.Sekimoto, T.Shibata, T.Takahashi, M.Youn

Mesonic and nonmesonic weak decay widths of medium-heavy Λ hypernuclei

NUCLEAR REACTIONS ¹²C, ²⁸Si, ²⁷Al, Fe(π⁺, K⁺), E at 1.06 GeV/c; measured hypernucleus mass spectra, pion and proton spectra following hypernucleus decay. ¹²C, ²⁸Si, ²⁷Al, Fe deduced mesonic and nonmesonic hypernucleus decay widths. Comparison with model predictions.

doi: 10.1103/PhysRevC.71.025203
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2005SU13      Nucl.Phys. A754, 375c (2005)

T.Suzuki, H.Bhang, G.Franklin, K.Gomikawa, R.S.Hayano, T.Hayashi, K.Ishikawa, S.Ishimoto, K.Itahashi, M.Iwasaki, T.Katayama, Y.Kondo, Y.Matsuda, T.Nakamura, S.Okada, H.Outa, B.Quinn, M.Sato, M.Shindo, H.So, P.Strasser, T.Sugimoto, K.Suzuki, S.Suzuki, D.Tomono, A.M.Vinodkumar, E.Widmann, T.Yamazaki, T.Yoneyama

A search for deeply bound kaonic nuclear states

NUCLEAR REACTIONS ⁴He(K^-, nX), (K^-, pX), E at rest; measured En, Ep, missing mass; deduced strange tribaryon production.

doi: 10.1016/j.nuclphysa.2005.02.087
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2004MI30      Acta Phys.Pol. B35, 1019 (2004)

Y.Miura, S.Ajimura, Y.Fujii, T.Fukuda, O.Hashimoto, H.Hotchi, K.Imai, W.Imoto, Y.Kakiguchi, S.Kameoka, A.Krutenkova, T.Maruta, A.Matsumura, K.Miwa, T.Miyoshi, K.Mizunuma, S.N.Nakamura, T.Nagae, H.Nomura, H.Noumi, Y.Okayasu, T.Otaki, H.Outa, P.K.Saha, T.Saitoh, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, M.Ukai, H.Yamauchi, and the KEK-PS E518 Collaboration

A Recent Experiment with Hyperball

NUCLEAR REACTIONS ¹¹B(π⁺, K⁺), E at 1.04 GeV/c; measured Eγ, Iγ. ¹¹B deduced hypernucleus transition energies.

2004MI56      Prog.Theor.Phys.(Kyoto), Suppl. 156, 160 (2004)

Y.Miura, S.Ajimura, Y.Fujii, T.Fukuda, O.Hashimoto, H.Hotchi, K.Imai, W.Imoto, Y.Kakiguchi, S.Kameoka, A.Krutenkova, T.Maruta, A.Matsumura, K.Miwa, T.Miyoshi, K.Mizunuma, S.N.Nakamura, T.Nagae, H.Nomura, H.Noumi, Y.Okayasu, T.Otaki, H.Outa, P.K.Saha, T.Saitoh, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, M.Ukai, H.Yamauchi, and the KEK-PS E518 Collaboration

g-Factor of Λ in the Hypernuclei Studied from B(M1) Measurement

NUCLEAR STRUCTURE ¹¹B; analyzed Eγ, Iγ, γγ-coin from hypernucleus decay.

doi: 10.1143/PTPS.156.160
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2004OK01      Phys.Lett. B 597, 249 (2004)

S.Okada, S.Ajimura, K.Aoki, A.Banu, H.C.Bhang, T.Fukuda, O.Hashimoto, J.I.Hwang, S.Kameoka, B.H.Kang, E.H.Kim, J.H.Kim, M.J.Kim, T.Maruta, Y.Miura, Y.Miyake, T.Nagae, M.Nakamura, S.N.Nakamura, H.Noumi, Y.Okayasu, H.Outa, H.Park, P.K.Saha, Y.Sato, M.Sekimoto, T.Takahashi, H.Tamura, K.Tanida, A.Toyoda, K.Tsukada, T.Watanabe, H.J.Yim

Neutron and proton energy spectra from the non-mesonic weak decays of ⁵_ΛHe and ¹²_ΛC

NUCLEAR REACTIONS ⁶Li, ¹²C(π⁺, K⁺), E at 1.05 GeV/c; measured hypernucleus excitation energy spectra, En, Ep, yield ratios following hypernucleus decay. ⁵He, ¹²C deduced hypernucleus decay widths.

doi: 10.1016/j.physletb.2004.07.031
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2004SA01      Phys.Lett. B 579, 258 (2004)

J.Sasao, D.Abe, H.Akikawa, K.Araki, H.Bhang, T.Endo, Y.Fujii, T.Fukuda, O.Hashimoto, K.Imai, H.Hotchi, Y.Kakiguchi, J.H.Kim, Y.D.Kim, T.Miyoshi, T.Murakami, T.Nagae, H.Noumi, H.Outa, K.Ozawa, T.Saito, Y.Sato, S.Satoh, R.Sawafta, M.Sekimoto, T.Takahashi, H.Tamura, L.Tang, K.Tanida, H.H.Xia, S.H.Zhou, L.H.Zhu

⁷_ΛLi ground-state spin determined by the yield of γ-rays subsequent to weak decay

NUCLEAR REACTIONS ⁷Li(π⁺, K⁺), E at 1.05 GeV/c; measured Eγ, Iγ; deduced hypernucleus decay branching ratio. ⁷Li deduced hypernucleus ground-state spin.

doi: 10.1016/j.physletb.2003.11.022
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2004SA56      Phys.Rev. C 70, 044613 (2004)

P.K.Saha, H.Noumi, D.Abe, S.Ajimura, K.Aoki, H.C.Bhang, K.Dobashi, T.Endo, Y.Fujii, T.Fukuda, H.C.Guo, O.Hashimoto, H.Hotchi, K.Imai, E.H.Kim, J.H.Kim, T.Kishimoto, A.Krutenkova, K.Maeda, T.Nagae, M.Nakamura, H.Outa, T.Saito, A.Sakaguchi, Y.Sato, R.Sawafta, M.Sekimoto, Y.Shimizu, T.Takahashi, H.Tamura, L.Tang, K.Tanida, T.Watanabe, H.H.Xia, S.H.Zhou, X.F.Zhu, L.H.Zhu

Σ-nucleus potential studied with the (π^-, K⁺) reaction on medium-to-heavy nuclear targets

NUCLEAR REACTIONS H, C, Si, Ni, In, Bi(π^-, K⁺X), E at 630-780 MeV/c; measured particle spectra, angular distributions; deduced Σ hyperon binding energies, Σ-nucleus potential features.

doi: 10.1103/PhysRevC.70.044613
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2004SU19      Phys.Lett. B 597, 263 (2004)

T.Suzuki, H.Bhang, G.Franklin, K.Gomikawa, R.S.Hayano, T.Hayashi, K.Ishikawa, S.Ishimoto, K.Itahashi, M.Iwasaki, T.Katayama, Y.Kondo, Y.Matsuda, T.Nakamura, S.Okada, H.Outa, B.Quinn, M.Sato, M.Shindo, H.So, P.Strasser, T.Sugimoto, K.Suzuki, S.Suzuki, D.Tomono, A.M.Vinodkumar, E.Widmann, T.Yamazaki, T.Yoneyama

Discovery of a strange tribaryon S⁰(3115) in ⁴He (stopped K^-, p) reaction

NUCLEAR REACTIONS ⁴He(K^-, pX), E at rest; measured proton spectra, missing mass; deduced strange dibaryon production.

doi: 10.1016/j.physletb.2004.07.046
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2003KI22      Phys.Rev. C 68, 065201 (2003)

J.H.Kim, H.Bhang, M.J.Kim, Y.D.Kim, H.Park, S.Ajimura, T.Kishimoto, S.Minami, T.Mori, A.Sakaguchi, Y.Shimizu, M.Sumihama, T.Endo, O.Hashimoto, T.Miyoshi, J.Nishida, T.Saito, Y.Sato, S.Satoh, T.Takahashi, H.Tamura, T.Fukuda, T.Nagae, H.Noumi, H.Outa, M.Sekimoto, H.Hotchi, K.Tanida, R.Sawafta, L.I.Tang

Neutron energy spectra from the nonmesonic weak decay of ¹²_ΛC and ⁸⁹_ΛY hypernuclei

NUCLEAR REACTIONS ¹²C, ⁸⁹Y(π⁺, K⁺), E at 1.05 GeV/c; measured hypernuclear mass spectra, neutron spectra following hypernucleus weak decay. ¹²C, ⁸⁹Y deduced hypernucleus decay widths.

doi: 10.1103/PhysRevC.68.065201
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2003SA46      Nucl.Phys. A721, 979c (2003)

A.Sakaguchi, S.Ajimura, H.Hayakawa, T.Kishimoto, H.Kohri, K.Matsuoka, S.Minami, Y.S.Miyake, K.Morikubo, E.Saji, Y.Shimizu, M.Sumihama, R.E.Chrien, M.May, P.Pile, A.Rusek, R.Sutter, P.M.Eugenio, G.Franklin, P.Khaustov, K.Paschke, B.Quinn, R.A.Schumacher, J.Franz, T.Fukuda, L.Gan, L.Tang, L.Yuan, J.Nakano, H.Noumi, H.Outa, T.Tamagawa, K.Tanida, R.Sawafta, H.Tamura, H.Akikawa

Structure of ¹³_ΛC hypernucleus studied by the (K^-, π^-γ) reaction

NUCLEAR REACTIONS ¹³C(K^-, π^-X), E at 0.93 GeV/c; measured Eγ, Iγ(θ). ¹³C deduced hypernucleus levels, J, π, configurations.

doi: 10.1016/S0375-9474(03)01264-8
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2002HA06      Phys.Rev.Lett. 88, 042503 (2002)

O.Hashimoto, S.Ajimura, K.Aoki, H.Bhang, T.Hasegawa, H.Hotchi, Y.D.Kim, T.Kishimoto, K.Maeda, H.Noumi, Y.Ohta, K.Omata, H.Outa, H.Park, Y.Sato, M.Sekimoto, T.Shibata, T.Takahashi, M.Youn

Proton Energy Spectra in the Nonmesonic Weak Decay of _Λ¹²C and_Λ²⁸Si Hypernuclei

NUCLEAR REACTIONS ¹²C, ²⁸Si(π⁺, K⁺), E at 1.06 GeV/c; measured hypernuclear mass spectra, proton spectra, yields, decay widths following hypernucleus decay.

doi: 10.1103/PhysRevLett.88.042503
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2002KO10      Phys.Rev. C65, 034607 (2002)

H.Kohri, S.Ajimura, H.Hayakawa, T.Kishimoto, K.Matsuoka, S.Minami, Y.S.Miyake, T.Mori, K.Morikubo, E.Saji, A.Sakaguchi, Y.Shimizu, M.Sumihama, R.E.Chrien, M.May, P.Pile, A.Rusek, R.Sutter, P.M.Eugenio, G.Franklin, P.Khaustov, K.Paschke, B.P.Quinn, R.A.Schumacher, J.Franz, T.Fukuda, H.Noumi, H.Outa, L.Gan, L.Tang, L.Yuan, J.Nakano, T.Tamagawa, K.Tanida, R.Sawafta, H.Tamura, H.Akikawa

_Λ¹³C Hypernucleus Studied with the ¹³C(K^-, π^-γ) Reaction

NUCLEAR REACTIONS ¹³C(K^-, π^-), E at 0.93 GeV/c; measured Eγ, Iγ, pion spectra. ¹³C deduced hypernucleus level energies, spin-orbit splitting.

doi: 10.1103/PhysRevC.65.034607
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2002NO09      Phys.Rev.Lett. 89, 072301 (2002); Erratum Phys.Rev.Lett. 90, 049902 (2003)

H.Noumi, P.K.Saha, D.Abe, S.Ajimura, K.Aoki, H.C.Bhang, T.Endo, Y.Fujii, T.Fukuda, H.C.Guo, K.Imai, O.Hashimoto, H.Hotchi, E.H.Kim, J.H.Kim, T.Kishimoto, A.Krutenkova, K.Maeda, T.Nagae, M.Nakamura, H.Outa, M.Sekimoto, T.Saito, A.Sakaguchi, Y.Sato, R.Sawafta, Y.Shimizu, T.Takahashi, L.Tang, H.Tamura, K.Tanida, T.Watanabe, H.H.Xia, S.H.Zhou, L.H.Zhu, X.F.Zhu

Sigma-Nucleus Potential in A = 28

NUCLEAR REACTIONS Si(π^-, K⁺), E at 1.2 GeV/c; measured missing mass, σ(E, θ); deduced Σ-nucleus potential features.

doi: 10.1103/PhysRevLett.89.072301
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2001AH05      Phys.Rev.Lett. 87, 132504 (2001)

J.K.Ahn, S.Ajimura, H.Akikawa, B.Bassalleck, A.Berdoz, D.Carman, R.E.Chrien, C.A.Davis, P.Eugenio, H.Fischer, G.B.Franklin, J.Franz, T.Fukuda, L.Gan, H.Hotchi, A.Ichikawa, K.Imai, S.H.Kahana, P.Khaustov, T.Kishimoto, P.Koran, H.Kohri, A.Kourepin, K.Kubota, M.Landry, M.May, C.Meyer, Z.Meziani, S.Minami, T.Miyachi, T.Nagae, J.Nakano, H.Outa, K.Paschke, P.Pile, M.Prokhabatilov, B.P.Quinn, V.Rasin, A.Rusek, H.Schmitt, R.A.Schumacher, M.Sekimoto, K.Shileev, Y.Shimizu, R.Sutter, T.Tamagawa, L.Tang, K.Tanida, K.Yamamoto, L.Yuan

Production of _ΛΛ⁴H Hypernuclei

NUCLEAR REACTIONS ⁹Be(K^-, K⁺X), E at 185 MeV/c; measured pion spectra; deduced double-Λ hypernucleus production.

doi: 10.1103/PhysRevLett.87.132504
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2001AJ02      Phys.Rev.Lett. 86, 4255 (2001)

S.Ajimura, H.Hayakawa, T.Kishimoto, H.Kohri, K.Matsuoka, S.Minami, T.Mori, K.Morikubo, E.Saji, A.Sakaguchi, Y.Shimizu, M.Sumihama, R.E.Chrien, M.May, P.Pile, A.Rusek, R.Sutter, P.Eugenio, G.Franklin, P.Khaustov, K.Paschke, B.P.Quinn, R.A.Schumacher, J.Franz, T.Fukuda, H.Noumi, H.Outa, L.Gan, L.Tang, L.Yuan, H.Tamura, J.Nakano, T.Tamagawa, K.Tanida, R.Sawafta

Observation of Spin-Orbit Splitting in Λ Single-Particle States

NUCLEAR REACTIONS ¹³C(K^-, π^-), E at 0.93 GeV/c; measured Eγ, Iγ, (pion)γ-coin. ¹³C deduced hypernucleus levels spin-orbit splitting.

doi: 10.1103/PhysRevLett.86.4255
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2001BH05      Nucl.Phys. A691, 156c (2001)

H.Bhang, S.Ajimura, K.Aoki, T.Fukuda, T.Hasegawa, O.Hashimoto, H.Hotchi, J.H.Kim, Y.D.Kim, T.Kishimoto, K.Maeda, T.Nagae, H.Noumi, Y.Ohta, K.Omata, H.Outa, H.Park, Y.Sato, R.Sawafta, M.Sekimoto, T.Shibata, T.Takahashi, T.Tamura, L.I.Tang, T.Tanida, M.Youn

Overview of Λ-Hypernuclear Weak Decay Results Obtained with the SKS

doi: 10.1016/S0375-9474(01)01023-5
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2001FU14      Phys.Rev. C64, 034608 (2001)

Y.Fujii, O.Hashimoto, T.Nakagawa, Y.Sato, T.Takahashi, J.T.Brack, C.J.Gelderloos, M.V.Keilman, R.J.Peterson, M.Itoh, H.Sakaguchi, H.Takeda, K.Aoki, H.Hotchi, H.Noumi, Y.Ohta, H.Outa, M.Sekimoto, M.Youn, S.Ajimura, T.Kishimoto, H.Bhang, H.Park, R.Sawafta

Quasielastic π^--Nucleus Scattering at 950 MeV/c

NUCLEAR REACTIONS ^1,2H, ⁶Li, C, Ca, Zr, ²⁰⁸Pb(π^-, π^-), (π^-, π^-'), E at 950 MeV/c; measured σ(E), σ(θ); deduced σ vs momentum transfer, shift of quasielastic peak. Comparison with continuum RPA predictions.

doi: 10.1103/PhysRevC.64.034608
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1751.

2001HO30      Phys.Rev. C64, 044302 (2001)

H.Hotchi, T.Nagae, H.Outa, H.Noumi, M.Sekimoto, T.Fukuda, H.Bhang, Y.D.Kim, J.H.Kim, H.Park, K.Tanida, O.Hashimoto, H.Tamura, T.Takahashi, Y.Sato, T.Endo, S.Satoh, J.Nishida, T.Miyoshi, T.Saitoh, T.Kishimoto, A.Sakaguchi, S.Ajimura, Y.Shimizu, T.Mori, S.Minami, M.Sumihama, R.Sawafta, L.Tang

Spectroscopy of Medium-Heavy Λ Hypernuclei via the (π⁺, K⁺) Reaction

NUCLEAR REACTIONS ¹²C, ⁵¹V, ⁸⁹Y(π⁺, K⁺), E at 1.05 GeV/c; measured excitation energy spectra. ¹²C, ⁵¹V, ⁸⁹Y deduced hypernucleus energy levels.

doi: 10.1103/PhysRevC.64.044302
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2001IW06      Nucl.Instrum.Methods Phys.Res. A473, 286 (2001)

M.Iwasaki, K.Itahashi, A.Miyajima, H.Outa, Y.Akaishi, T.Yamazaki

⁴He(Stopped K^-, n) Spectroscopy for Deeply Bound Kaonic Nuclear States

NUCLEAR REACTIONS ⁴He(K^-, n), E at rest; calculated neutron spectra. Implications for kaonic bound state search discussed.

doi: 10.1016/S0168-9002(01)00862-2
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2001NO08      Nucl.Phys. A691, 29c (2001)

H.Noumi, D.Abe, S.Ajimura, K.Aoki, H.C.Bhang, K.Dobashi, T.Endo, Y.Fujii, T.Fukuda, H.C.Guo, O.Hashimoto, H.Hotchi, E.H.Kim, J.H.Kim, K.Imai, T.Kishimoto, A.Krutenkova, K.Maeda, T.Nagae, M.Nakamura, H.Outa, P.K.Saha, T.Saito, A.Sakaguchi, Y.Sato, R.Sawafta, M.Sekimoto, Y.Shimizu, T.Takahashi, H.Tamura, L.Tang, K.Tanida, T.Watanabe, H.H.Xia, S.H.Zhou, L.H.Zhu, X.F.Zhu

First Results on Quasi-Free Σ Production in the (π^-, K⁺) Reactions

NUCLEAR REACTIONS H, C, Si, Ni, In, Bi(π^-, K⁺), E at 1.2 GeV/c; measured missing mass spectra; deduced Σ hyperon production features.

doi: 10.1016/S0375-9474(01)00998-8
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2001NO09      Nucl.Phys. A691, 123c (2001)

H.Noumi, S.Ajimura, K.Aoki, H.C.Bhang, T.Endo, Y.Fujii, O.Hashimoto, H.Hotchi, E.Hungerford, J.H.Kim, Y.D.Kim, T.Kishimoto, K.Koshino, K.Kubota, K.Maeda, T.Nagae, Y.Ohta, K.Omata, H.Outa, H.Park, T.Saito, Y.Saito, Y.Sato, M.Sekimoto, T.Shibata, T.Takahashi, T.Tamagawa, H.Tamura, L.Tang, K.Tanida, M.Youn

Structure of _Λ⁷Li and _Λ⁹Be Hypernuclei

NUCLEAR REACTIONS ⁷Li, ⁹Be(π⁺, K⁺), E not given; measured kaon spectra, σ(θ). ⁷Li, ⁹Be deduced hypernucleus levels, J, π.

doi: 10.1016/S0375-9474(01)01018-1
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2001SA58      Nucl.Phys. A691, 189c (2001)

Y.Sato, S.Ajimura, K.Aoki, H.Bhang, T.Hasegawa, O.Hashimoto, H.Hotchi, Y.D.Kim, T.Kishimoto, K.Maeda, H.Noumi, Y.Ohta, K.Omata, H.Outa, H.Park, M.Sekimoto, T.Shibata, T.Takahashi, M.Youn

The π^- Mesonic Decay Rates on _Λ¹²C, _Λ²⁸Si and _ΛFe

NUCLEAR REACTIONS ¹²C, ²⁸Si, Fe(π⁺, K⁺), E not given; measured missing mass spectra, pion spectra following hypernucleus decay. ¹²C, ²⁸Si, Fe deduced hypernucleus decay widths.

doi: 10.1016/S0375-9474(01)01028-4
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2001SA60      Nucl.Phys. A691, 205c (2001)

A.Sakaguchi, S.Ajimura, H.Hayakawa, T.Kishimoto, H.Kohri, K.Matsuoka, S.Minami, T.Mori, K.Morikubo, E.Saji, Y.Shimizu, M.Sumihama, R.E.Chrien, M.May, P.Pile, A.Rusek, R.Sutter, P.M.Eugenio, G.Franklin, P.Khaustov, K.Paschke, B.Quinn, J.Franz, T.Fukuda, H.Noumi, H.Outa, L.Gan, L.Tang, L.Yuan, H.Tamura, J.Nakano, T.Tamagawa, K.Tanida, R.Sawafta

Recent Data from E929 Experiment at BNL

NUCLEAR REACTIONS ¹³C(K^-, π^-), E at 930 MeV/c; measured Eγ, Iγ. ¹³C deduced hypernucleus level splitting.

doi: 10.1016/S0375-9474(01)01032-6
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2001TA06      Phys.Rev.Lett. 86, 1982 (2001)

K.Tanida, H.Tamura, D.Abe, H.Akikawa, K.Araki, H.Bhang, T.Endo, Y.Fujii, T.Fukuda, O.Hashimoto, K.Imai, H.Hotchi, Y.Kakiguchi, J.H.Kim, Y.D.Kim, T.Miyoshi, T.Murakami, T.Nagae, H.Noumi, H.Outa, K.Ozawa, T.Saito, J.Sasao, Y.Sato, S.Satoh, R.I.Sawafta, M.Sekimoto, T.Takahashi, L.Tang, H.H.Xia, S.H.Zhou, L.H.Zhu

Measurement of the B(E2) of _Λ⁷Li and Shrinkage of the Hypernuclear Size

NUCLEAR REACTIONS ⁷Li(π⁺, K⁺), E at 1.05 GeV/c; measured Eγ, Iγ, DSA. ⁷Li deduced hypernucleus transition B(E2), core radius features. Hyperball array.

doi: 10.1103/PhysRevLett.86.1982
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2001TA26      Nucl.Phys. A691, 115c (2001)

K.Tanida, H.Tamura, D.Abe, H.Akikawa, K.Araki, H.Bhang, T.Endo, Y.Fujii, T.Fukuda, O.Hashimoto, K.Imai, H.Hotchi, Y.Kakiguchi, J.H.Kim, Y.D.Kim, T.Miyoshi, T.Murakami, T.Nagae, H.Noumi, H.Outa, K.Ozawa, T.Saito, J.Sasao, Y.Sato, S.Satoh, R.I.Sawafta, M.Sekimoto, T.Takahashi, L.Tang, H.H.Xia, S.H.Zhou, L.H.Zhu, for the KEK-PS E419 Collaboration

High-Resolution γ-Ray Spectroscopy of _Λ⁷Li

NUCLEAR REACTIONS ⁷Li(π⁺, K⁺), E not given; measured Eγ, Iγ, γγ-coin, missing mass spectrum. ⁷Li deduced hypernucleus levels, J, π, B(E2).

doi: 10.1016/S0375-9474(01)01016-8
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2001TA27      Nucl.Phys. A691, 234c (2001)

T.Tamagawa, J.K.Ahn, S.Ajimura, H.Akikawa, B.Bassalleck, A.Berdoz, D.Carman, R.E.Chrien, C.A.Davis, P.Eugenio, H.Fischer, G.B.Franklin, J.Franz, T.Fukuda, L.Gan, L.Tang, H.Hotchi, A.Ichikawa, K.Imai, P.Khaustov, T.Kishimoto, P.Koran, H.Kori, A.Kurepin, K.Kubota, M.Landry, M.May, C.Mayer, Z.Meziani, E.Meyer, S.Minami, T.Miyachi, J.Nakano, T.Nagae, H.Outa, K.Paschke, P.Pile, M.Prokhatilov, B.P.Quinn, V.Rasin, A.Rusek, H.Schmitt, R.A.Schumacher, M.Sekimoto, K.Shileev, Y.Shimizu, R.Sutter, K.Tanida, K.Yamamoto, M.Yosoi, L.Yuan

The ΞN Interaction in Quasi-Free Ξ^- Production

NUCLEAR REACTIONS ⁹Be(K^-, K⁺), E at 1.8 GeV/c; measured hyperon production associated invariant mass spectra; deduced Ξ-nucleon elastic scattering σ.

doi: 10.1016/S0375-9474(01)01035-1
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2000OU01      Nucl.Phys. A670, 281c (2000)

H.Outa, S.Ajimura, K.Aoki, H.Bhang, T.Hasegawa, O.Hashimoto, H.Hotchi, Y.D.Kim, T.Kishimoto, K.Maeda, H.Noumi, Y.Ohta, K.Omata, H.Park, Y.Sato, M.Sekimoto, T.Shibata, T.Takahashi, M.Youn

Mesonic and Non-Mesonic Decay Widths of _Λ¹²C

NUCLEAR REACTIONS ¹²C(π⁺, K⁺), E not given; measured excitation energy spectra, pion and proton spectra following hypernucleus decay. ¹²C deduced hypernucleus partial decay widths.

doi: 10.1016/S0375-9474(00)00113-5
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2000PA27      Phys.Rev. C61, 054004 (2000)

H.Park, H.Bhang, M.Youn, O.Hashimoto, K.Maeda, Y.Sato, T.Takahashi, K.Aoki, Y.D.Kim, H.Noumi, K.Omata, H.Outa, M.Sekimoto, T.Shibata, T.Hasegawa, H.Hotchi, Y.Ohta, S.Ajimura, T.Kishimoto

Lifetime Measurements of Medium-Heavy Λ Hypernuclei

NUCLEAR REACTIONS C, Si, Fe(π⁺, K⁺), E at 1.05 GeV/c; measured proton spectra following hypernucleus decay. ¹¹B, ¹²C, ²⁷Al, ²⁸Si, Fe deduced hypernuclei T_1/2, nonmesonic decay characteristics.

doi: 10.1103/PhysRevC.61.054004
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2000TA07      Nucl.Phys. A663-664, 481c (2000)

H.Tamura, D.Abe, S.Ajimura, H.Akikawa, K.Araki, H.C.Bhang, R.E.Chrien, T.Endo, P.Eugenio, G.B.Franklin, Y.Fujii, T.Fukuda, L.Gan, O.Hashimoto, H.Hotchi, K.Imai, Y.Kakiguchi, P.Khaustov, J.H.Kim, Y.D.Kim, H.Kohri, M.May, T.Miyoshi, T.Murakami, T.Nagae, J.Nakano, H.Noumi, H.Outa, K.Ozawa, P.H.Pile, B.P.Quinn, A.Rusek, T.Saito, J.Sasao, Y.Sato, S.Satoh, R.I.Sawafta, R.A.Schumacher, M.Sekimoto, T.Takahashi, T.Tamagawa, L.Tang, K.Tanida, H.H.Xia, L.Yuan, S.H.Zhou, L.H.Zhu, X.F.Zhu

High-Resolution Hypernuclear Gamma-Ray Spectroscopy

NUCLEAR REACTIONS ⁷Li(π⁺, K⁺), E at 1.05 GeV/c; measured Eγ, Iγ. ⁷Li deduced hypernucleus transitions B(E2), B(M1). ⁹Be(K^-, π^-), E not given; measured Eγ, Iγ. ⁹Be deduced hypernucleus transitions.

doi: 10.1016/S0375-9474(99)00636-3
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2000TA15      Nucl.Phys. A670, 249c (2000)

H.Tamura, K.Tanida, D.Abe, H.Akikawa, K.Araki, H.Bhang, T.Endo, Y.Fujii, T.Fukuda, O.Hashimoto, K.Imai, H.Hotchi, Y.Kakiguchi, J.H.Kim, Y.D.Kim, T.Miyoshi, T.Murakami, T.Nagae, J.Nishida, H.Noumi, H.Outa, K.Ozawa, T.Saito, J.Sasao, Y.Sato, S.Satoh, R.Sawafta, M.Sekimoto, T.Takahashi, L.Tang, H.H.Xia, S.H.Zhou, L.H.Zhu

High-Resolution Gamma-Ray Spectroscopy of _Λ⁷Li

NUCLEAR REACTIONS ⁷Li(π⁺, K⁺), E at 1.05 GeV/c; measured Eγ, Iγ. ⁷Li deduced hypernucleus transitions, B(E2), radius.

doi: 10.1016/S0375-9474(00)00107-X
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2000TA16      Nucl.Phys. A670, 265c (2000)

T.Takahashi, S.Ajimura, K.Aoki, H.Bhang, T.Endo, Y.Fujii, O.Hashimoto, H.Hotchi, E.Hungerford, J.H.Kim, Y.D.Kim, T.Kishimoto, K.Koshino, K.Kubota, K.Maeda, T.Nagae, H.Noumi, Y.Ohta, K.Omata, H.Outa, H.Park, T.Saito, Y.Saito, Y.Sato, M.Sekimoto, T.Shibata, T.Tamagawa, H.Tamura, L.Tang, K.Tanida, M.Youn

Spectroscopy of Light Λ Hypernuclei

NUCLEAR REACTIONS ¹²C, ¹⁶O(π⁺, K⁺), E at 1.06 GeV/c; measured excitation energy spectra, σ(θ). ¹²C, ¹⁶O deduced hypernucleus transitions.

doi: 10.1016/S0375-9474(00)00109-3
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2000TA21      Phys.Rev.Lett. 84, 5963 (2000)

H.Tamura, K.Tanida, D.Abe, H.Akikawa, K.Araki, H.Bhang, T.Endo, Y.Fujii, T.Fukuda, O.Hashimoto, K.Imai, H.Hotchi, Y.Kakiguchi, J.H.Kim, Y.D.Kim, T.Miyoshi, T.Murakami, T.Nagae, H.Noumi, H.Outa, K.Ozawa, T.Saito, J.Sasao, Y.Sato, S.Satoh, R.I.Sawafta, M.Sekimoto, T.Takahashi, L.Tang, H.H.Xia, S.H.Zhou, L.H.Zhu

Observation of a Spin-Flip M1 Transition in _Λ⁷Li

NUCLEAR REACTIONS ⁷Li(π⁺, K⁺), E at 1.05 GeV/c; measured Eγ, Iγ, hypernucleus excitation energy spectrum. ⁷Li deduced hypernucleus levels, J, π, spin-flip transition. Hyperball array.

doi: 10.1103/PhysRevLett.84.5963
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1999NA46      Hyperfine Interactions 118, 45 (1999)

S.N.Nakamura, K.Bartlett, G.A.Beer, G.R.Gill, R.S.Hayano, T.M.Ito, M.Iwasaki, L.Lee, G.Mason, A.Olin, H.Outa, M.Salomon, R.Seki, T.Taniguchi, T.P.Terada, G.Trayling, Y.Yamashita, S.Yen

Observation of kaonic hydrogen atom X-ray

NUCLEAR REACTIONS ¹H(K^-, X), E at rest; measured kaonic hydrogen X-ray spectra; deduced strong-interaction energy shift, width.

ATOMIC PHYSICS, Mesic-Atoms ¹H(K^-, X), E at rest; measured kaonic hydrogen X-ray spectra; deduced strong-interaction energy shift, width.

doi: 10.1023/A:1012672100283
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1998BH01      Nucl.Phys. A629, 412c (1998)

H.C.Bhang, S.Ajimura, K.Aoki, T.Hasegawa, O.Hashimoto, H.Hotchi, Y.D.Kim, T.Kishimoto, K.Maeda, H.Noumi, Y.Ohta, K.Omata, H.Outa, H.Park, Y.Sato, M.Sekimoto, T.Shibata, T.Takahashi, M.Youn

Lifetimes and Weak-Decay Modes of Λ Hypernuclei

NUCLEAR REACTIONS ¹²C, ²⁸Si, ⁵⁶Fe(π⁺, K⁺), E at 1.05 GeV/c; measured hypernucleus decay T_1/2.

doi: 10.1016/S0375-9474(97)00717-3
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1998BH05      Nucl.Phys. A639, 269c (1998)

H.C.Bhang, S.Ajimura, K.Aoki, T.Hasegawa, O.Hashimoto, H.Hotchi, Y.D.Kim, T.Kishimoto, K.Maeda, H.Noumi, Y.Ohta, K.Omata, H.Outa, H.Park, Y.Sato, M.Sekimoto, T.Shibata, T.Takahashi, M.Youn

Lifetimes of Λ Hypernuclei Up to _ΛFe

NUCLEAR REACTIONS ¹²C, ²⁸Si, ⁵⁶Fe(π⁺, K⁺), E at 1.05 GeV/c; measured proton spectra following residual hypernuclei decay. ¹²C, ²⁸Si, ⁵⁶Fe deduced hypernuclei T_1/2.

doi: 10.1016/S0375-9474(98)00283-8
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1998BH10      Phys.Rev.Lett. 81, 4321 (1998)

H.Bhang, S.Ajimura, K.Aoki, T.Hasegawa, O.Hashimoto, H.Hotchi, Y.D.Kim, T.Kishimoto, K.Maeda, H.Noumi, Y.Ohta, K.Omata, H.Outa, H.Park, Y.Sato, M.Sekimoto, T.Shibata, T.Takahashi, M.Youn

Lifetime Measurement of _Λ¹²C, _Λ²⁸Si, and _ΛFe Hypernuclei

NUCLEAR REACTIONS C, Si, Fe(π⁺, K⁺), E at 1.05 GeV/c; measured pion, proton spectra, time spectra following hypernucleus decay. ¹²C, ²⁸Si, Fe deduced hypernuclei lifetimes.

doi: 10.1103/PhysRevLett.81.4321
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1998HA15      Nucl.Phys. A629, 405c (1998)

O.Hashimoto, S.Ajimura, K.Aoki, H.Bhang, T.Endo, Y.Fujii, H.Hotchi, E.Hungerford, J.H.Kim, Y.D.Kim, T.Kishimoto, K.Koshino, K.Kubota, K.Maeda, T.Nagae, H.Noumi, Y.Ohta, K.Omata, H.Outa, H.Park, Y.Saito, T.Saito, Y.Sato, M.Sekimoto, T.Shibata, T.Takahashi, T.Tamagawa, H.Tamura, L.Tang, H.Tanita, M.Youn

Structure of Light Λ Hypernuclei and the ΛN Interaction

NUCLEAR REACTIONS ¹²C(π⁺, K⁺), E at 1.06 GeV/c; ¹⁶O(π⁺, K⁺), E not given; analyzed hypernucleus excitation spectra; deduced ΛN interaction features.

doi: 10.1016/S0375-9474(97)00716-1
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1998IT03      Phys.Rev. C58, 2366 (1998)

T.M.Ito, R.S.Hayano, S.N.Nakamura, T.P.Terada, M.Iwasaki, D.R.Gill, L.Lee, A.Olin, M.Salomon, S.Yen, K.Bartlett, G.A.Beer, G.Mason, G.Trayling, H.Outa, T.Taniguchi, Y.Yamashita, R.Seki

Observation of Kaonic Hydrogen Atom X Rays

ATOMIC PHYSICS, Mesic-atoms ¹H(K^-, X), E at rest; measured X-ray spectra, pion spectra following K^-p absorption; deduced kaonic hydrogen 1s state strong interaction shift, width.

doi: 10.1103/PhysRevC.58.2366
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1998IW03      Nucl.Phys. A639, 501c (1998)

M.Iwasaki, K.Bartlett, G.A.Beer, D.R.Gill, R.S.Hayano, T.M.Ito, L.Lee, G.Mason, S.N.Nakamura, A.Olin, H.Outa, M.Salomon, R.Seki, T.Taniguchi, T.P.Terada, G.Trayling, Y.Yamashita, S.Yen

Discovery of the Repulsive Energy Shift of the Kaonic Hydrogen 1s State

ATOMIC PHYSICS, Mesic-atoms ¹H(K^-, X), E at rest; measured X-ray spectrum; deduced energy shift.

doi: 10.1016/S0375-9474(98)00318-2
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1998NA03      Phys.Rev.Lett. 80, 1605 (1998)

T.Nagae, T.Miyachi, T.Fukuda, H.Outa, T.Tamagawa, J.Nakano, R.S.Hayano, H.Tamura, Y.Shimizu, K.Kubota, R.E.Chrien, R.Sutter, A.Rusek, W.J.Briscoe, R.Sawafta, E.V.Hungerford, A.Empl, W.Naing, C.Neerman, K.Johnston, M.Planinic

Observation of a (Σ)⁴He Bound State in the ⁴He(K^-, π^-) Reaction at 600 MeV/c

NUCLEAR REACTIONS ⁴He(K^-, π^-), (K^-, π⁺), E at 600 MeV/c; measured pion spectra. ⁴He deduced bound hypernuclear state E, Γ.

doi: 10.1103/PhysRevLett.80.1605
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1998OU01      Nucl.Phys. A639, 251c (1998)

H.Outa, M.Aoki, R.S.Hayano, T.Ishikawa, M.Iwasaki, A.Sakaguchi, E.Takada, H.Tamura, T.Yamazaki

Mesonic and Non-Mesonic Decay Widths of _Λ⁴H and _Λ⁴He

NUCLEAR REACTIONS ⁴He(K^-, π^-), E at rest; measured pion spectra. ⁴H, ⁴He deduced hypernuclei mesonic, non-mesonic decay widths.

doi: 10.1016/S0375-9474(98)00281-4
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1998SA42      Nucl.Phys. A639, 279c (1998)

Y.Sato, O.Hashimoto, T.Takahashi, K.Maeda, H.C.Bhang, H.Park, Y.D.Kim, M.Youn, H.Outa, M.Sekimoto, T.Hasegawa, K.Omata, T.Shibata, K.Aoki, H.Noumi, T.Kishimoto, S.Ajimura

π^- Mesonic Weak Decay with of _Λ¹²C

NUCLEAR REACTIONS ¹²C(π⁺, K⁺), E at 1.05 GeV/c; measured proton spectra following residual hypernucleus decay. ¹²C deduced hypernucleus mesonic decay width, branching ratio.

doi: 10.1016/S0375-9474(98)00284-X
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1997IW01      Phys.Rev.Lett. 78, 3067 (1997)

M.Iwasaki, R.S.Hayano, T.M.Ito, S.N.Nakamura, T.P.Terada, D.R.Gill, L.Lee, A.Olin, M.Salomon, S.Yen, K.Bartlett, G.A.Beer, G.Mason, G.Trayling, H.Outa, T.Taniguchi, Y.Yamashita, R.Seki

Observation of Kaonic Hydrogen K(α) X Rays

NUCLEAR REACTIONS ¹H(K^-, X), E at rest; measured kaonic hydrogen X-rays; deduced (K-bar N) strong interaction energy shift, width.

ATOMIC PHYSICS, Mesic-Atoms ¹H(K^-, X), E at rest; measured kaonic hydrogen X-rays; deduced (K-bar N) strong interaction energy shift, width.

doi: 10.1103/PhysRevLett.78.3067
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1996KU13      Nucl.Phys. A602, 327 (1996)

K.Kubota, R.S.Hayano, T.Ishikawa, M.Iwasaki, H.Outa, E.Takada, H.Tamura, M.Aoki, T.Yamazaki, A.Sakaguchi

Search for Neutron-Rich Λ Hypernuclei in the (K^-(stopped), π⁺) Reaction

NUCLEAR REACTIONS ⁹Be, ¹²C, ¹⁶O(K^-, π⁺), E at rest; measured pion spectra; deduced hypernuclei formation probability upper limits.

doi: 10.1016/0375-9474(96)00083-8
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1996OU03      Hyperfine Interactions 103, 227 (1996)

H.Outa

Exotic Bound States of Light Hypernuclei

NUCLEAR REACTIONS ⁴He(K^-, π^-), (K^-, π⁺), E at rest; measured π spectra, proton time spectra; deduced Σ, Λ hypernucleus features, decay widths, hyperon-nucleus replusive core.

1995IW01      Nucl.Phys. A585, 239c (1995)

M.Iwasaki, K.Bartlett, G.A.Beer, D.R.Gill, R.S.Hayano, T.M.Ito, L.Lee, F.E.Maas, G.Mason, S.N.Nakamura, A.Olin, H.Outa, M.Salomon, R.Seki, T.Taniguchi, T.P.Terada, G.Trayling, E.Widmann, Y.Yamashita, S.Yen, Y.Yonezawa

Kaonic Hydrogen X-Ray Experiment at KEK

ATOMIC PHYSICS, Mesic-Atoms ¹H(K^-, X), E not given; measured kaonic atom X-ray energy shift, width.

doi: 10.1016/0375-9474(94)00572-5
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1995OU02      Nucl.Phys. A585, 109c (1995)

H.Outa, M.Aoki, R.S.Hayano, T.Ishikawa, M.Iwasaki, A.Sakaguchi, E.Takada, H.Tamura, T.Yamazaki

Meson Weak Decay of ⁴H(Lambda) and ⁴He(Lambda)

NUCLEAR REACTIONS ⁴He(K^-, π^-X), E at rest; measured inclusive, γ-tagging spectra; deduced ⁴H(lambda) hypernucleus T_1/2, partial mesonic decay width, ⁴He(lambda) π⁰ branching ratio, partial mesonic decay width. Model comparison.

doi: 10.1016/0375-9474(94)00552-X
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1994OU01      Prog.Theor.Phys.(Kyoto), Suppl. 117, 177 (1994)

H.Outa, T.Yamazaki, M.Iwasaki, R.S.Hayano

Formation and Decay of Σ Hypernuclei in (Stopped K^-, π±) Reactions

NUCLEAR REACTIONS ⁴He(K^-, π^-), (K^-, π⁺), ¹²C(K^-, π⁺), E at rest; analyzed hypernuclei production; deduced A=4 Σ hypernuclear bound state, Σ-nucleus interaction spin/isospin dependence.

doi: 10.1143/PTPS.117.177
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1994TA34      Prog.Theor.Phys.(Kyoto), Suppl. 117, 1 (1994)

H.Tamura, R.S.Hayano, H.Outa, T.Yamazaki

Study of Λ-Hypernuclei with Stopped K^- Reaction

NUCLEAR REACTIONS ⁴He, ⁷Li, ⁹Be, ¹²C, ¹⁶O(K^-, π^-), E at rest; measured π^- momentum spectra, hypernuclei formation probabilities; deduced π⁰ branching ratios, mesonic decays of hypernuclei.

doi: 10.1143/PTPS.117.1
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1992OU02      Nucl.Phys. A547, 109c (1992)

H.Outa, M.Aoki, R.S.Hayano, T.Ishikawa, M.Iwasaki, A.Sakaguchi, E.Takada, H.Tamura, T.Yamazaki

Lifetime Measurement of ⁴H(Lambda) Hypernucleus

NUCLEAR REACTIONS ⁴He(K^-, π^-), E at rest; measured pion momenta, kaon injection-pion emission time difference spectra; deduced ⁴H(lambda) T_1/2.

doi: 10.1016/0375-9474(92)90716-W
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1991IW01      Phys.Rev. C43, 1099 (1991)

M.Iwasaki, A.Trudel, A.Celler, O.Hausser, R.S.Hayano, R.Helmer, R.Henderson, S.Hirenzaki, K.P.Jackson, Y.Kuno, N.Matsuoka, J.Mildenberger, C.A.Miller, H.Outa, H.Sakai, H.Toki, M.Vetterli, Y.Watanabe, T.Yamazaki, S.Yen

Search for Deeply Bound Pionic States in ²⁰⁸Pb using the ²⁰⁸Pb(n, p) Reaction at T(n) = 418 MeV

NUCLEAR REACTIONS ²⁰⁸Pb(n, p), E=418 MeV; measured σ(θp, Ep), σ(θ=0°). DWIA analysis.

doi: 10.1103/PhysRevC.43.1099
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14168.

1991SA01      Phys.Rev. C43, 73 (1991)

A.Sakaguchi, W.Bruckner, S.Paul, R.Schussler, B.Povh, H.Dobbeling, M.Aoki, H.Tamura, T.Yamazaki, R.S.Hayano, T.Ishikawa, M.Iwasaki, T.Motoki, H.Outa, E.Takada, K.H.Tanaka

π⁰ Decay Process of ¹²C(Lambda) and ¹¹B(Lambda) Hypernuclei

NUCLEAR REACTIONS ¹²C(K^-, π^-), (K^-, π⁰π^-), E at rest; measured π^- momentum spectra, (π^-π⁰)-coin; deduced branching ratios in hypernuclear decay.

doi: 10.1103/PhysRevC.43.73
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1989HA30      Nuovo Cim. 102A, 437 (1989)

R.S.Hayano, T.Ishikawa, M.Iwasaki, H.Outa, E.Takada, H.Tamura, A.Sakaguchi, M.Aoki, T.Yamazaki

Σ Hypernuclear Bound State Observed in Stopped K^- Reaction on ⁴He

NUCLEAR REACTIONS ⁴He(K^-, π^-), (K^-, π⁺), E at rest; measured pion momentum spectra; deduced Σ hypernuclear bound state.

doi: 10.1007/BF02734862
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1989HA39      Phys.Lett. 231B, 355 (1989)

R.S.Hayano, T.Ishikawa, M.Iwasaki, H.Outa, E.Takada, H.Tamura, A.Sakaguchi, M.Aoki, T.Yamazaki

Evidence for a Bound State of the ⁴He(Σ) Hypernucleus

NUCLEAR REACTIONS ⁴He(K^-, π^-), E at rest; measured pion momentum spectrum; deduced hypernucleus bound state evidence.

doi: 10.1016/0370-2693(89)90675-8
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1989SA33      Nuovo Cim. 102A, 511 (1989)

A.Sakaguchi, W.Bruckner, S.Paul, R.Schussler, B.Povh, H.Dobbeling, H.Tamura, T.Yamazaki, M.Aoki, R.S.Hayano, T.Ishikawa, M.Iwasaki, T.Motoki, H.Outa, E.Takada, K.-H.Tanaka

A Measurement of the π⁰ Decay of ¹²C(Lambda) and ¹¹B(Lambda) Hypernuclei

NUCLEAR REACTIONS ¹²C(K^-, π^-), E at rest; measured pion momentum spectrum; deduced hypernucleus π⁰ decay branching ratio.

doi: 10.1007/BF02734870
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1989TA16      Phys.Rev. C40, R479 (1989)

H.Tamura, T.Yamazaki, R.S.Hayano, T.Ishikawa, M.Iwasaki, T.Motoki, H.Outa, H.Sakurai, E.Takada, W.Bruckner, S.Paul, B.Povh, A.Sakaguchi, R.Schussler, H.Dobbeling, K.H.Tanaka

Formation of ⁴H(Lambda) Hypernuclei from K^- Absorption at Rest on Light Nuclei

NUCLEAR REACTIONS ⁴He, ⁷Li, ⁹Be, ¹²C, ¹⁶O, ⁴⁰Ca(K^-, π^-), E at rest; measured pion spectra; deduced hypernucleus ⁴H(Lambda) formation probability.

doi: 10.1103/PhysRevC.40.R479
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1989TA19      Nuovo Cim. 102A, 575 (1989)

H.Tamura, R.S.Hayano, T.Ishikawa, M.Iwasaki, T.Motoki, H.Outa, H.Sakurai, E.Takada, W.Bruckner, S.Paul, B.Povh, A.Sakaguchi, R.Schussler, H.Dobbeling, K.H.Tanaka, T.Yamazaki

⁴H(Lambda) Formation from K^- Absorption at Rest on ⁴He, ⁷Li, ⁹Be, ¹²C, ¹⁶O and ⁴⁰Ca Targets

NUCLEAR REACTIONS ⁴He, ⁷Li, ⁹Be, ¹²C, ¹⁶O, ⁴⁰Ca(K^-, π^-), E at rest; measured pion momentum spectra; deduced ⁴H(lambda) hypernucleus formation.

doi: 10.1007/BF02734875
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1988TA29      Nucl.Phys. A479, 161c (1988)

H.Tamura, W.Bruckner, H.Dobbeling, R.S.Hayano, T.Ishikawa, M.Iwasaki, T.Motoki, H.Outa, S.Paul, B.Povh, A.Sakaguchi, R.Schussler, E.Takada, K.-H.Tanaka, T.Yamazaki

Spectroscopy of Hypernuclei with Stopped Kaons - Recent Result of KEK Experiment

doi: 10.1016/0375-9474(88)90435-6
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