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NSR database version of April 11, 2024.

Search: Author = J.K.Ahn

Found 47 matches.

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2023KI09      Phys.Rev. C 107, 065202 (2023)

S.-H.Kim, J.K.Ahn, S.H.Kim, S.-i.Nam, M.-K.Cheoun

Double-strangeness exchange reactions in a hybrid Regge-plus-resonance approach

NUCLEAR REACTIONS 1H(K-, K+Ξ-), (K-, K0Ξ0), √ s=1.8-3.1 GeV; 1NN(K-, K0Ξ-), √ s=2.02 GeV; calculated σ(E), σ(θ), contributions from the s-channel hyperon resonances, contribution from rescattering. Effective Lagrangian approach based on a hybrid Regge-plus-resonance model with rescattering diagrams. Comparison to available experimental data.

doi: 10.1103/PhysRevC.107.065202
Citations: PlumX Metrics


2022NA31      Prog.Theor.Exp.Phys. 2022, 093D01 (2022)

T.Nanamura, K.Miwa, J.K.Ahn, Y.Akazawa, T.Aramaki, S.Ashikaga, S.Callier, N.Chiga, S.W.Choi, H.Ekawa, P.Evtoukhovitch, N.Fujioka, M.Fujita, T.Gogami, T.K.Harada, S.Hasegawa, S.H.Hayakawa, R.Honda, S.Hoshino, K.Hosomi, M.Ichikawa, Y.Ichikawa, M.Ieiri, M.Ikeda, K.Imai, Y.Ishikawa, S.Ishimoto, W.S.Jung, S.Kajikawa, H.Kanauchi, H.Kanda, T.Kitaoka, B.M.Kang, H.Kawai, S.H.Kim, K.Kobayashi, T.Koike, K.Matsuda, Y.Matsumoto, S.Nagao, R.Nagatomi, Y.Nakada, M.Nakagawa, I.Nakamura, M.Naruki, S.Ozawa, L.Raux, T.G.Rogers, A.Sakaguchi, T.Sakao, H.Sako, S.Sato, T.Shiozaki, K.Shirotori, K.N.Suzuki, S.Suzuki, M.Tabata, C.d L.Taille, H.Takahashi, T.Takahashi, T.N.Takahashi, H.Tamura, M.Tanaka, K.Tanida, Z.Tsamalaidze, M.Ukai, H.Umetsu, S.Wada, T.O.Yamamoto, J.Yoshida, K.Yoshimura

Measurement of differential cross sections for Σ+p elastic scattering in the momentum range 0.44-0.80 GeV/c

NUCLEAR REACTIONS 1H(Σ+, Σ+), E<1 GeV; measured reaction products, Ep, Ip; deduced σ(θ), missing mass spectrum. Comparison with the fss2 and FSS models based on the quark cluster model in the short-range region. J-PARC Hadron Experimental Facility.

doi: 10.1093/ptep/ptac101
Citations: PlumX Metrics


2021YO07      Prog.Theor.Exp.Phys. 2021, 073D02 (2021)

M.Yoshimoto, J.K.Ahn, B.Bassalleck, H.Ekawa, Y.Endo, M.Fujita, Y.Han, T.Hashimoto, S.H.Hayakawa, K.Hicks, K.Hoshino, S.Hoshino, S.H.Hwang, Y.Ichikawa, M.Ichikawa, K.Imai, Y.Ishikawa, H.Kanauchi, A.Kasagi, S.H.Kim, S.Kinbara, P.M.Lin, T.L.Ma, K.Miwa, A.T.Moe, Y.Nagase, K.Nakazawa, T.Nanamura, M.Naruki, A.N.L.Nyaw, J.Pochodzalla, H.Sako, S.Sato, M.M.Soe, M.K.Soe, J.Y.Sohn, H.Takahashi, T.Takahashi, H.Tamura, K.Tanida, A.M.M.Theint, K.T.Tint, M.Ukai, T.O.Yamamoto, S.B.Yang, C.S.Yoon, J.Yoshida, D.H.Zhang, Z.Zhang

First observation of a nuclear s-state of a Ξ hypernucleus, 15ΞC

NUCLEAR REACTIONS 14N(Ξ-, X), E not given; measured reaction products. 8Li, 9,10Be, 4,5He, 15C; deduced thin single-Λ hypernuclei, binding energies, energy levels. J-PARC experiment.

doi: 10.1093/ptep/ptab073
Citations: PlumX Metrics


2020IC01      Prog.Theor.Exp.Phys. 2020, 123D01 (2020)

Y.Ichikawa, J.Yamagata-Sekihara, J.K.Ahn, Y.Akazawa, K.Aoki, E.Botta, H.Ekawa, P.Evtoukhovitch, A.Feliciello, M.Fujita, T.Gogami, S.Hasegawa, T.Hasegawa, S.Hayakawa, T.Hayakawa, S.Hirenzaki, R.Honda, K.Hosomi, K.Imai, W.Jung, S.Kanatsuki, S.H.Kim, S.Kinbara, K.Kobayashi, J.Lee, S.Marcello, K.Miwa, T.Moon, T.Nagae, Y.Nakada, M.Nakagawa, T.Nanamura, M.Naruki, A.Sakaguchi, H.Sako, S.Sato, Y.Sasaki, K.Shirotori, H.Sugimura, T.Takahashi, H.Tamura, K.Tanida, Z.Tsamalaidze, M.Ukai, T.O.Yamamoto

An event excess observed in the deeply bound region of the 12C (K-, p) missing-mass spectrum

NUCLEAR REACTIONS 12C(K-, p), E ∼ 1.8 GeV; measured reaction products, Ep, Ip; deduced the inclusive missing-mass spectrum. Comparison with the Green's function method calculations.

doi: 10.1093/ptep/ptaa139
Citations: PlumX Metrics


2019LU09      Appl.Radiat.Isot. 150, 141 (2019)

I.J.Lugendo, J.K.Ahn, M.J.Kumwenda, J.W.Lee, B.Hong, S.H.Hwang

Lifetime measurement of the first excited 5/2+ state in 133Cs using NaI(Tl) and LaBr3(Ce) detectors

RADIOACTIVITY 133Ba(EC); measured decay products, Eγ, Iγ; deduced γ-ray energies, T1/2. Fast-timing method.

doi: 10.1016/j.apradiso.2019.05.027
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2015KA41      Nucl.Instrum.Methods Phys.Res. A801, 7 (2015)

Y.S.Kang, J.K.Ahn, S.H.Kim, J.I.Byun, J.B.Han, K.B.Lee

18F Half-life measurement using 2-γ coincidence method

RADIOACTIVITY 18F(β+); measured decay products, Eγ, Iγ; deduced T1/2 and its uncertainty. Comparison with available data.

doi: 10.1016/j.nima.2015.08.025
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2014HO04      Eur.Phys.J. A 50, 49 (2014)

By.Hong, J.K.Ahn, Y.Go, G.Jhang, E.Joo, D.G.Kim, E.J.Kim, H.H.Kim, Y.H.Kim, Y.J.Kim, Y.-J.Kim, Y.K.Kim, H.S.Lee, J.W.Lee, K.Lee, K.S.Lee, S.H.Lee, S.K.Lee, B.Mulilo, H.Shim, C.C.Yun

Plan for nuclear symmetry energy experiments using the LAMPS system at the RIB facility RAON in Korea

doi: 10.1140/epja/i2014-14049-2
Citations: PlumX Metrics


2013AH04      Phys.Rev. C 88, 014003 (2013)

J.K.Ahn, for the E373 KEK-PS Collaboration

Double-Λ hypernuclei observed in a hybrid emulsion experiment

NUCLEAR REACTIONS 1H(K-, K+), E at 1.66 GeV/c; measured K-, K+, and Φ- hyperon spectra using KURAMA spectrometer at KEK facility. 6He; deduced two-Λ binding energy, Λ-Λ interaction energy. 6,7,8,9He, 7,8,9,10Li, 8,9,10,11,12Be, 11,12,13,14B, 13,14,15C; deduced possible production of double-Λ hyper-nuclei by analysis of Nagara, Mikage, Hida and Demachiyanaga events in observed spectra.

doi: 10.1103/PhysRevC.88.014003
Citations: PlumX Metrics


2012HA35      Appl.Radiat.Isot. 70, 2581 (2012)

J.Han, K.B.Lee, T.S.Park, J.M.Lee, P.J.Oh, S.H.Lee, Y.S.Kang, J.K.Ahn

18F half-life measurement using a high-purity germanium detector

RADIOACTIVITY 18F(EC); measured decay products, Eγ, Iγ; deduced T1/2. Comparison with available data, 137Cs reference source.

doi: 10.1016/j.apradiso.2012.07.015
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2011YO09      J.Korean Phys.Soc. 59, 1003s (2011)

C.J.Yoon, H.Akikawa, K.Aoki, Y.Fukao, H.Funahashi, M.Hayata, K.Imai, K.Miwa, H.Okada, N.Saito, H.D.Sato, K.Shoji, H.Takahashi, K.Taketani, J.Asai, M.Kurosawa, M.Ieiri, T.Hayakawa, T.Kishimoto, A.Sato, Y.Shimizu, K.Yamamoto, T.Yoshida, T.Hibi, K.Nakazawa, J.K.Ahn, B.H.Choi, S.J.Kim, S.H.Kim, B.D.Park, I.G.Park, J.S.Song, C.S.Yoon, K.Tanida, A.Ohnishi, and the KEK-PS E522 Collaboration

Probing ΛΛ Potential

doi: 10.3938/jkps.59.1003
Citations: PlumX Metrics


2010AH04      Nucl.Phys. A835, 329c (2010)

J.K.Ahn, and the LEPS Collaboration

The Nature of the Λ(1405) from Photoproduction at SPring-8/LEPS

NUCLEAR REACTIONS 1H(γ, K+), (γ, K+π+), (γ, K+π-), (γ, K-π+), (γ, Σ+π-), (γ, Σ-π+), E≈1.5-2.4 GeV; measured missing mass spectra; deduced Λ(1405) photoproduction σ.

doi: 10.1016/j.nuclphysa.2010.01.211
Citations: PlumX Metrics


2009NA02      Phys.Rev. C 79, 025210 (2009)

T.Nakano, N.Muramatsu, D.S.Ahn, J.K.Ahn, H.Akimune, Y.Asano, W.C.Chang, S.Date, H.Ejiri, H.Fujimura, M.Fujiwara, S.Fukui, H.Hasegawa, K.Hicks, K.Horie, T.Hotta, K.Imai, T.Ishikawa, T.Iwata, Y.Kato, H.Kawai, Z.Y.Kim, K.Kino, H.Kohri, N.Kumagai, S.Makino, T.Matsuda, N.Matsuoka, T.Matsumura, T.Mibe, M.Miyabe, Y.Miyachi, M.Niiyama, M.Nomachi, Y.Ohashi, H.Ohkuma, T.Ooba, D.S.Oshuev, C.Rangacharyulu, A.Sakaguchi, P.M.Shagin, Y.Shiino, A.Shimizu, H.Shimizu, Y.Sugaya, M.Sumihama, Y.Toi, H.Toyokawa, A.Wakai, C.W.Wang, S.C.Wang, K.Yonehara, T.Yorita, M.Yoshimura, M.Yosoi, R.G.T.Zegers

Evidence for theΘ+ in the γd → K+K- pn reaction by detecting K+K- pairs

doi: 10.1103/PhysRevC.79.025210
Citations: PlumX Metrics


2008NI10      Phys.Rev. C 78, 035202 (2008)

M.Niiyama, H.Fujimura, D.S.Ahn, J.K.Ahn, S.Ajimura, H.C.Bhang, T.H.Chang, W.C.Chang, J.Y.Chen, S.Date, S.Fukui, H.Funahashi, K.Hicks, K.Horie, T.Hotta, K.Imai, T.Ishikawa, Y.Kato, K.Kino, H.Kohri, S.Makino, T.Matsumura, T.Mibe, K.Miwa, M.Miyabe, N.Muramatsu, M.Nakamura, T.Nakano, Y.Nakatsugawa, Y.Ohashi, D.S.Oshuev, J.D.Parker, N.Saito, T.Sawada, Y.Sugaya, M.Sumihama, J.L.Tang, M.Uchida, C.W.Wang, T.Yorita, M.Yosoi

Photoproduction of Λ(1405) and Σ0(1385) on the proton at Eγ=1.5-2.4 GeV

NUCLEAR REACTIONS 1H(γ, K+)Λ/Σ, E=1.5-2.4 GeV; measured σ.

doi: 10.1103/PhysRevC.78.035202
Citations: PlumX Metrics


2007SU23      Phys.Lett. B 657, 32 (2007)

M.Sumihama, J.K.Ahn, H.Akimune, Y.Asano, W.C.Chang, S.Date, H.Ejiri, H.Fujimura, M.Fujiwara, K.Hicks, T.Hotta, K.Imai, T.Ishikawa, T.Iwata, H.Kawai, Z.Y.Kim, K.Kino, H.Kohri, N.Kumagai, S.Makino, T.Matsumura, N.Matsuoka, T.Mibe, M.Miyabe, Y.Miyachi, M.Morita, N.Muramatsu, T.Nakano, M.Niiyama, M.Nomachi, Y.Ohashi, H.Ohkuma, T.Ooba, D.S.Oshuev, C.Rangacharyulu, A.Sakaguchi, T.Sato, P.M.Shagin, Y.Shiino, H.Shimizu, Y.Sugaya, H.Toyokawa, A.Wakai, C.W.Wang, S.C.Wang, K.Yonehara, T.Yorita, M.Yosoi, R.G.T.Zegers

Backward-angle photoproduction of π0 mesons on the proton at Eγ = 1.5-2.4 GeV

NUCLEAR REACTIONS 1H(polarized γ, π0), E=1.5-2.4 GeV; measured missing mass spectra, σ(E, θ), beam asymmetry.

doi: 10.1016/j.physletb.2007.10.032
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2114.


2007WA34      Eur.Phys.J. A 33, 265 (2007)

T.Watanabe, J.K.Ahn, H.Akikawa, S.Aoki, K.Arai, S.Y.Bahk, K.M.Baik, B.Bassalleck, J.H.Chung, M.S.Chung, D.H.Davis, T.Fukuda, H.Hayata, K.Hoshino, A.Ichikawa, M.Ieiri, K.Imai, Y.H.Iwata, Y.S.Iwata, Y.Kakita, H.Kanda, M.Kaneko, T.Kawai, M.Kawasaki, C.O.Kim, J.Y.Kim, S.J.Kim, S.H.Kim, Y.Kondo, T.Kouketsu, Y.L.Lee, J.W.C.McNabb, M.Mitsuhara, Y.Nagase, C.Nagoshi, K.Nakazawa, H.Noumi, S.Ogawa, H.Okabe, K.Oyama, H.M.Park, I.G.Park, J.Parker, Y.S.Ra, J.T.Rhee, A.Rusek, H.Shibuya, K.S.Sim, P.K.Saha, D.Seki, M.Sekimoto, J.S.Song, H.Takahashi, T.Takahashi, F.Takeutchi, H.Tanaka, K.Tanida, J.Tojo, H.Torii, S.Torikai, T.Tsunemi, D.N.Tovee, N.Ushida, K.Yamamoto, N.Yasuda, J.T.Yang, C.J.Yoon, C.S.Yoon, M.Yosoi, T.Yoshida, L.Zhu

First observation of the ΣN decay of the S = - 2 system

doi: 10.1140/epja/i2007-10465-7
Citations: PlumX Metrics


2007YO01      Phys.Rev. C 75, 022201 (2007)

C.J.Yoon, H.Akikawa, K.Aoki, Y.Fukao, H.Funahashi, M.Hayata, K.Imai, K.Miwa, H.Okada, N.Saito, H.D.Sato, K.Shoji, H.Takahashi, K.Taketani, J.Asai, M.Kurosawa, M.Ieiri, T.Hayakawa, T.Kishimoto, A.Sato, Y.Shimizu, K.Yamamoto, T.Yoshida, T.Hibi, K.Nakazawa, J.K.Ahn, B.H.Choi, S.J.Kim, S.H.Kim, B.D.Park, I.G.Park, J.S.Song, C.S.Yoon, K.Tanida, A.Ohnishi, and the KEK-PS E522 Collaboration

Search for the H-dibaryon resonance in 12C(K-, K+ΛΛX)

NUCLEAR REACTIONS 12C(K-, K+X), E at 1.67 GeV/c; measured ΛΛ invariant mass spectra; deduced σ upper limit for H-dibaryon production.

doi: 10.1103/PhysRevC.75.022201
Citations: PlumX Metrics


2006AH01      Phys.Lett. B 633, 214 (2006)

J.K.Ahn, S.Aoki, K.S.Chung, M.S.Chung, H.En'yo, T.Fukuda, H.Funahashi, Y.Goto, A.Higashi, M.Ieiri, T.Iijima, M.Iinuma, K.Imai, Y.Itow, J.M.Lee, S.Makino, A.Masaike, Y.Matsuda, Y.Matsuyama, S.Mihara, C.Nagoshi, I.Nomura, I.S.Park, N.Saito, M.Sekimoto, Y.M.Shin, K.S.Sim, R.Susukita, R.Takashima, F.Takeutchi, P.Tlusty, S.Weibe, S.Yokkaichi, K.Yoshida, M.Yoshida, T.Yoshida, S.Yamashita

Measurement of the Ξ-p scattering cross sections at low energy

NUCLEAR REACTIONS 1H(Ξ-, Ξ-), (Ξ-, X), E at 200-800 MeV/c; measured σ for elastic scattering and ΛΛ hyperon pair production. Comparison with model calculations. Scintillating fiber target.

doi: 10.1016/j.physletb.2005.12.057
Citations: PlumX Metrics


2006AH08      J.Korean Phys.Soc. 49, 2276 (2006)

J.K.Ahn

Production of Ξ* Resonances in the K-p Interaction at J-PARC

NUCLEAR REACTIONS 1H(K-, K+X), E ≈ threshold; calculated Ξ* resonance production σ, invariant mass and momentum distributions.


2006MI08      Phys.Lett. B 635, 72 (2006)

K.Miwa, J.K.Ahn, K.Aoki, B.Choi, Y.Fukao, H.Funahashi, T.Hayakawa, M.Hayata, T.Hibi, M.Ieiri, K.Imai, S.J.Kim, K.Nakazawa, H.Nishikawa, H.Okada, N.Saito, H.D.Sato, K.Shoji, H.Takahashi, K.Taketani, K.Yamamoto, C.J.Yoon

Search for Θ+ via π- p → K- X reaction near production threshold

NUCLEAR REACTIONS 1H(π-, K-X), E at 1.87, 1.92 GeV/c; measured particle mass vs momenta, missing mass spectra; deduced upper limit of pentaquark production σ. Comparison with theoretical limits.

doi: 10.1016/j.physletb.2006.02.048
Citations: PlumX Metrics


2005AH06      Nucl.Phys. A761, 41 (2005)

J.K.Ahn, and the KEK-PS E289 Collaboration

Σ+p elastic scattering cross sections in the region of 350 ≤ PΣ+ ≤ 750 MeV/c with a scintillating fiber active target

NUCLEAR REACTIONS 1H(Σ+, Σ+), E at 350-750 MeV/c; measured σ(θ). Scintillating fiber target.

doi: 10.1016/j.nuclphysa.2005.07.004
Citations: PlumX Metrics


2005IS02      Phys.Lett. B 608, 215 (2005)

T.Ishikawa, D.S.Ahn, J.K.Ahn, H.Akimune, W.C.Chang, S.Date, H.Fujimura, M.Fujiwara, K.Hicks, T.Hotta, K.Imai, H.Kawai, K.Kino, H.Kohri, T.Matsumura, T.Mibe, K.Miwa, M.Miyabe, M.Morita, T.Murakami, N.Muramatsu, H.Nakamura, M.Nakamura, T.Nakano, M.Niiyama, M.Nomachi, Y.Ohashi, T.Ooba, D.S.Oshuev, C.Rangacharyulu, A.Sakaguchi, Y.Shiino, Y.Sakemi, H.Shimizu, Y.Sugaya, M.Sumihama, Y.Toi, H.Toyokawa, C.W.Wang, T.Yorita, M.Yosoi, R.G.T.Zegers

φ photo-production from Li, C, Al, and Cu nuclei at Eγ = 1.5-2.4 GeV

NUCLEAR REACTIONS Li, C, Al, Cu(γ, X), E=1.5-2.4 GeV; measured kaon pair invariant mass spectra, φ mesons photoproduction σ; deduced target mass dependence, φ-nucleon interaction total σ.

doi: 10.1016/j.physletb.2005.01.023
Citations: PlumX Metrics


2004AH07      J.Korean Phys.Soc. 46, 323 (2004)

J.K.Ahn

Search for the H-Dibaryon as a ΛΛ Resonance

NUCLEAR REACTIONS 12C(K-, K+X), E at 1.66 GeV/c; measured dihyperon invariant mass spectra; deduced possible resonance features.


2004KI23      J.Korean Phys.Soc. 45, 1474 (2004)

H.Kim, J.K.Ahn, G.Kim, T.-I.Ro, W.-C.Chung, M.Igashira, T.Ohsaki, S.Mizuno

Measurement of Neutron Capture Cross-Sections and Capture γ-ray Spectra of 161, 162, 163, 164Dy at 550 keV

NUCLEAR REACTIONS 161,162,163,164Dy(n, γ), E=550 keV; measured Eγ, Iγ, capture σ.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22767.


2003AH06      J.Korean Phys.Soc. 43, S14 (2003)

J.K.Ahn, for the LEPS Collaboration

Photoproduction of Λ(1405) on the Proton and Nuclei

NUCLEAR REACTIONS 1H(γ, K+X), E=1.5-2.4 GeV; measured missing mass; deduced hyperon production features.


2003AH08      Nucl.Phys. A721, 715c (2003)

J.K.Ahn, for the LEPS Collaboration

Λ(1405) photoproduction at SPring-8/LEPS

NUCLEAR REACTIONS 1H(γ, K+X), E=1.5-2.4 GeV; measured hyperon production associated missing mass spectra.

doi: 10.1016/S0375-9474(03)01164-3
Citations: PlumX Metrics


2003MA65      Nucl.Phys. A721, 723c (2003)

T.Matsumura, H.Kohri, T.Hotta, T.Nakano, T.Mibe, R.G.T.Zegers, M.Fujiwara, N.Muramatsu, T.Ishikawa, M.Miyabe, M.Niiyama, M.Sumihama, H.Nakamura, Y.Sugaya, H.Kawai, T.Ooba, Y.Shiino, P.M.Shagin, K.Hicks, C.Rangacharyulu, S.Date, Y.Ohashi, T.Yorita, Y.Tajima, H.Y.Yoshida, D.Oshuev, J.K.Ahn, J.Kasagi, T.Kinoshita, T.Nakabayashi, H.Yamazaki, H.Shimizu

0 photoproduction experiment at SPring-8

NUCLEAR REACTIONS H, C(γ, 2π0X), E=1.5-2.4 GeV; measured 4γ-cluster events invariant mass spectra.

doi: 10.1016/S0375-9474(03)01166-7
Citations: PlumX Metrics


2003NA08      Phys.Rev.Lett. 91, 012002 (2003)

T.Nakano, D.S.Ahn, J.K.Ahn, H.Akimune, Y.Asano, W.C.Chang, S.Date, H.Ejiri, H.Fujimura, M.Fujiwara, K.Hicks, T.Hotta, K.Imai, T.Ishikawa, T.Iwata, H.Kawai, Z.Y.Kim, K.Kino, H.Kohri, N.Kumagai, S.Makino, T.Matsumura, N.Matsuoka, T.Mibe, K.Miwa, M.Miyabe, Y.Miyachi, M.Morita, N.Muramatsu, M.Niiyama, M.Nomachi, Y.Ohashi, T.Ooba, H.Ohkuma, D.S.Oshuev, C.Rangacharyulu, A.Sakaguchi, T.Sasaki, P.M.Shagin, Y.Shiino, H.Shimizu, Y.Sugaya, M.Sumihama, H.Toyokawa, A.Wakai, C.W.Wang, S.C.Wang, K.Yonehara, T.Yorita, M.Yoshimura, M.Yosoi, R.G.T.Zegers

Evidence for a Narrow S = +1 Baryon Resonance in Photoproduction from the Neutron

NUCLEAR REACTIONS 12C(γ, K+K-), E ≈ 1.5-2.4 GeV; measured kaon missing mass spectra; deduced baryon resonance features.

doi: 10.1103/PhysRevLett.91.012002
Citations: PlumX Metrics


2003NI09      Nucl.Phys. A721, 1095c (2003)

M.Niiyama, K.Imai, M.Nakamura, M.Yosoi, T.Ishikawa, M.Miyabe, K.Miwa, J.K.Ahn, D.S.Ahn, T.Nakano, H.Bhang, H.Fujimura, H.Kohri, Y.Sugaya, C.W.Wang, W.C.Chang, T.H.Chang, D.Oshuev

Time Projection Chamber at SPring-8

doi: 10.1016/S0375-9474(03)012793-4
Citations: PlumX Metrics


2003TA31      Nucl.Phys. A721, 951c (2003)

H.Takahashi, J.K.Ahn, H.Akikawa, S.Aoki, K.Arai, S.Y.Bahk, K.M.Baik, B.Bassalleck, J.H.Chung, M.S.Chung, D.H.Davis, T.Fukuda, K.Hoshino, A.Ichikawa, M.Ieiri, K.Imai, Y.H.Iwata, Y.S.Iwata, H.Kanda, M.Kaneko, T.Kawai, M.Kawasaki, C.O.Kim, J.Y.Kim, S.J.Kim, S.H.Kim, Y.Kondo, T.Kouketsu, K.N.Kyaw, Y.L.Lee, J.W.C.McNabb, M.Mitsuhara, Y.Nagase, C.Nagoshi, K.Nakazawa, H.Noumi, S.Ogawa, H.Okabe, M.Okuda, K.Oyama, B.D.Park, H.M.Park, I.G.Park, J.Parker, Y.S.Ra, J.T.Rhee, A.Rusek, H.Shibuya, K.S.Sim, P.K.Saha, D.Seki, M.Sekimoto, J.S.Song, T.Takahashi, F.Takeutchi, H.Tanaka, K.Tanida, J.Tojo, H.Torii, S.Torikai, D.N.Tovee, N.Ushida, T.Wint, K.Yamamoto, N.Yasuda, J.T.Yang, C.J.Yoon, C.S.Yoon, M.Yosoi, T.Yoshida, L.Zhu

Observation of Double-hypernuclei and Λ-Λ Interaction

NUCLEAR STRUCTURE 6He, 10Be, 13B; analyzed 2Λ hypernucleus decay data.

doi: 10.1016/S0375-9474(03)01249-1
Citations: PlumX Metrics


2003YA13      Nucl.Phys. A721, 449c (2003)

M.Yamaga, M.Dorochenko, T.Inagaki, N.Ishihara, G.Y.Lim, T.Morimoto, H.Okuno, K.Omata, T.Sato, M.Sekimoto, Y.Yoshimura, A.Ajimura, T.Ikei, Y.Ikemoto, M.Nomachi, T.Oba, K.Sakashita, Y.Sugaya, T.Yamanaka, M.Itaya, T.Iwata, T.Hariu, M.Moriya, Y.Tajima, M.Yamamoto, H.Yoshida, Y.Yoshida, A.Lednev, J.Nix, G.Perdue, E.Pod, M.Rawtajizak, Y.Wah, H.Watanabe, V.Baranov, N.Khomouov, A.Kurilin, G.Macharashvili, A.Moissenko, Z.Tsamalaidze, Y.Akune, Y.Fujioka, N.Kawakubo, S.Kobayashi, T.Kojima, J.K.Ahn, H.S.Lee, S.Y.Lee, T.Shinkawa, Y.B.Hsiung, T.Nakano

KL → π0νν-bar experiment at KEK 12-GeV PS - E391a-

doi: 10.1016/S0375-9474(03)01096-0
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2003ZE04      Phys.Rev.Lett. 91, 092001 (2003)

R.G.T.Zegers, M.Sumihama, D.S.Ahn, J.K.Ahn, H.Akimune, Y.Asano, W.C.Chang, S.Date, H.Ejiri, H.Fujimura, M.Fujiwara, K.Hicks, T.Hotta, K.Imai, T.Ishikawa, T.Iwata, H.Kawai, Z.Y.Kim, K.Kino, H.Kohri, N.Kumagai, S.Makino, T.Matsumura, N.Matsuoka, T.Mibe, K.Miwa, M.Miyabe, Y.Miyachi, M.Morita, N.Muramatsu, T.Nakano, M.Niiyama, M.Nomachi, Y.Ohashi, T.Ooba, H.Ohkuma, D.S.Oshuev, C.Rangacharyulu, A.Sakaguchi, T.Sasaki, P.M.Shagin, Y.Shiino, H.Shimizu, Y.Sugaya, H.Toyokawa, A.Wakai, C.W.Wang, S.C.Wang, K.Yonehara, T.Yorita, M.Yoshimura, M.Yosoi

Beam-Polarization Asymmetries for the p(γ(pol), K+)Λ and p(γ(pol), K+0 Reactions for Eγ = 1.5-2.4 GeV

NUCLEAR REACTIONS 1H(polarized γ, K+X), E=1.5-2.4 GeV; measured hyperon production associated beam polarization asymmetries. Comparison with model predictions.

doi: 10.1103/PhysRevLett.91.092001
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2002KI21      J.Korean Phys.Soc. 41, 655 (2002)

H.Kim, E.Jung, J.K.Ahn, D.Lee, G.Kim, T.I.Ro, Y.Min, M.Igashira, T.Ohsaki, S.Mizuno

Neutron-Capture Cross-Section Measurement for 163Dy in the Neutron Energy Range from 15 to 75 keV

NUCLEAR REACTIONS 163Dy(n, γ), E=15-75 keV; measured Eγ, capture σ. Comparison with previous results. Pulse-height weighting technique.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22683.


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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2001AH08      Nucl.Instrum.Methods Phys.Res. A 457, 137 (2001)

J.K.Ahn, H.Akikawa, J.Arvieux, B.Bassalleck, M.S.Chung, H.En'yo, T.Fukuda, H.Funahashi, S.V.Golovkin, A.M.Gorin, Y.Goto, M.Hanabata, T.Hayakawa, A.Ichikawa, M.Ieiri, K.Imai, M.Ishino, H.Kanda, Y.D.Kim, Y.Kondo, E.N.Kozarenko, I .E.Kreslo, J.M.Lee, A.Masaike, S.Mihara, K.Nakai, K.Nakazawa, K.Ozawa, A.Sato, H.D.Sato, K.S.Sim, T.Tabaru, F.Takeutchi, P.Tlusty, H.Torii, K.Yamamoto, S.Yokkaichi, M.Yoshida

Active target-detector with scintillating fibers for hyperon-proton scattering

NUCLEAR REACTIONS 1H(p, p), E=262.8 MeV; measured products, Eπ, Iπ; deduced σ(θ). Data were imported from EXFOR entry E1830.

doi: 10.1016/S0168-9002(00)00768-3
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1830.


2001IC01      Phys.Lett. 500B, 37 (2001)

A.Ichikawa, J.K.Ahn, H.Akikawa, S.Aoki, K.Arai, S.Y.Bahk, K.M.Baik, B.Bassalleck, J.H.Chung, M.S.Chung, K.Hoshino, M.Ieiri, K.Imai, Y.H.Iwata, Y.S.Iwata, H.Kanda, M.Kaneko, T.Kawai, C.O.Kim, J.Y.Kim, S.J.Kim, S.H.Kim, Y.Kondo, T.Kouketsu, Y.L.Lee, J.W.C.McNabb, M.Mitsuhara, Y.Nagase, C.Nagoshi, K.Nakazawa, H.Noumi, S.Ogawa, H.Okabe, K.Oyama, H.M.Park, I.G.Park, J.Parker, Y.S.Ra, J.T.Rhee, A.Rusek, H.Shibuya, K.S.Sim, P.K.Saha, D.Seki, M.Sekimoto, J.S.Song, H.Takahashi, T.Takahashi, F.Takeutchi, H.Tanaka, K.Tanida, J.Tojo, H.Torii, S.Torikai, N.Ushida, K.Yamamoto, N.Yasuda, J.T.Yang, C.J.Yoon, C.S.Yoon, M.Yosoi, T.Yoshida, L.Zhu

Production of Twin Λ-Hypernuclei from Ξ- Hyperon Capture at Rest

NUCLEAR REACTIONS 14N(Ξ-, X), E at rest; measured particle tracks following hypernucleus decay; deduced double, twin Λ-hypernucleus production rates. Emulsion target.

doi: 10.1016/S0370-2693(01)00049-1
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2001IC03      Nucl.Phys. A691, 246c (2001)

A.Ichikawa, J.K.Ahn, H.Akikawa, S.Aoki, K.Arai, S.Y.Bahk, K.M.Baik, B.Bassalleck, J.H.Chung, M.S.Chung, K.Hoshino, M.Ieiri, K.Imai, Y.H.Iwata, H.Kanda, M.Kaneko, T.Kawai, C.O.Kim, J.Y.Kim, S.J.Kim, S.H.Kim, Y.Kondo, T.Kouketsu, Y.L.Lee, J.W.C.McNabb, M.Mitsuhara, Y.Nagase, C.Nagoshi, K.Nakazawa, H.Noumi, S.Ogawa, H.Okabe, K.Oyama, H.M.Park, I.G.Park, J.Parker, Y.S.Ra, J.T.Rhee, A.Rusek, H.Shibuya, K.S.Sim, P.K.Saha, D.Seki, M.Sekimoto, J.S.Song, H.Takahashi, T.Takahashi, F.Takeutchi, H.Tanaka, K.Tanida, J.Tojo, H.Torii, S.Torikai, N.Ushida, K.Yamamoto, N.Yasuda, J.T.Yang, C.J.Yoon, C.S.Yoon, M.Yosoi, T.Yoshida, L.Zhu

Study of Double-Strangeness Nuclei with Hybrid-Emulsion Method (KEK-PS E373)

NUCLEAR REACTIONS 14N(Ξ-, X), E at rest; measured particle tracks following hypernucleus decay; deduced twin-hypernucleus event. Hybrid emulsion experiment.

doi: 10.1016/S0375-9474(01)01038-7
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2001NA15      Nucl.Phys. A684, 71c (2001)

T.Nakano, J.K.Ahn, M.Fujiwara, H.Kohri, N.Matsuoka, T.Mibe, N.Muramatsu, M.Nomachi, H.Shimizu, K.Yonehara, M.Yosoi, T.Yorita, W.C.Chang, C.W.Wang, S.C.Wang, Y.Asano, T.Hotta, Y.Sugaya, R.Zegers, S.Date, N.Kumagai, Y.Ohashi, H.Ohkuma, H.Toyokawa, T.Iwata, M.Miyabe, Y.Miyachi, A.Wakai, K.Imai, T.Ishikawa, M.Miyabe, T.Sasaki, H.Kawai, T.Ooba, Y.Shiino, M.Wada, H.C.Bhang, Z.Y.Kim, A.Sakaguchi, M.Sumihama, K.Hicks, H.Akimune, T.Matsumura, C.Rangacharyulu, S.Makino

Multi-GeV Laser-Electron Photon Project at SPring-8

NUCLEAR REACTIONS 1H(γ, X), E=high; measured particles invariant mass spectra; deduced φ meson production.

doi: 10.1016/S0375-9474(01)00490-0
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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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2001TA34      Phys.Rev.Lett. 87, 212502 (2001)

H.Takahashi, J.K.Ahn, H.Akikawa, S.Aoki, K.Arai, S.Y.Bahk, K.M.Baik, B.Bassalleck, J.H.Chung, M.S.Chung, D.H.Davis, T.Fukuda, K.Hoshino, A.Ichikawa, M.Ieiri, K.Imai, Y.H.Iwata, Y.S.Iwata, H.Kanda, M.Kaneko, T.Kawai, M.Kawasaki, C.O.Kim, J.Y.Kim, S.J.Kim, S.H.Kim, Y.Kondo, T.Kouketsu, Y.L.Lee, J.W.C.McNabb, M.Mitsuhara, Y.Nagase, C.Nagoshi, K.Nakazawa, H.Noumi, S.Ogawa, H.Okabe, K.Oyama, H.M.Park, I.G.Park, J.Parker, Y.S.Ra, J.T.Rhee, A.Rusek, H.Shibuya, K.S.Sim, P.K.Saha, D.Seki, M.Sekimoto, J.S.Song, T.Takahashi, F.Takeutchi, H.Tanaka, K.Tanida, J.Tojo, H.Torii, S.Torikai, D.N.Tovee, N.Ushida, K.Yamamoto, N.Yasuda, J.T.Yang, C.J.Yoon, C.S.Yoon, M.Yosoi, T.Yoshida, L.Zhu

Observation of a ΛΛ6He Double Hypernucleus

NUCLEAR REACTIONS 12C, 14N, 16O(K-, K+)6He, E at 1.66 GeV/c; measured fragment tracks following hypernucleus decay; deduced double-Λ hypernucleus formation, Λ-Λ interaction energy. Hybrid-emulsion experiment.

doi: 10.1103/PhysRevLett.87.212502
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2000AH08      Phys.Rev. C62, 055201 (2000)

J.K.Ahn, S.Aoki, K.S.Chung, M.S.Chung, H.Enyo, T.Fukuda, H.Funahashi, Y.Goto, A.Higashi, M.Ieiri, T.Iijima, M.Iinuma, K.Imai, Y.Itow, J.M.Lee, S.Makino, A.Masaike, Y.Matsuda, Y.Matsuyama, S.Mihara, C.Nagoshi, I.Nomura, I.S.Park, N.Saito, M.Sekimoto, Y.M.Shin, K.S.Sim, R.Susukita, R.Takashima, F.Takeutchi, P.Tlusty, S.Weibe, S.Yokkaichi, K.Yoshida, M.Yoshida, T.Yoshida, S.Yamashita, and the KEK-PS E224 Collaboration

H-Dibaryon and Hypernucleus Formation in the Ξ 12C Reaction at Rest

doi: 10.1103/PhysRevC.62.055201
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2000NA15      Nucl.Phys. A670, 332c (2000)

T.Nakano, J.K.Ahn, H.Ejiri, M.Fujiwara, T.Hotta, N.Matsuoka, T.Matsumura, T.Mibe, M.Nomachi, H.Toki, C.W.Wang, S.C.Wang, H.Kawai, T.Ooba, T.Iwata, Y.Miyachi, T.Toyama, A.Wakai, K.Hicks, H.Akimune, Y.Asano, Y.Sugaya, S.Date, N.Kumagai, Y.Ohashi, H.Toyokawa, K.Imai, M.Yosoi, A.Ichikawa, T.Kishimoto, A.Sakaguchi, M.Sumihama, S.Makino, H.Shimizu

Experiment at SPring-8

doi: 10.1016/S0375-9474(00)00124-X
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1999AH02      Nucl.Phys. A648, 263 (1999)

J.K.Ahn, B.Bassalleck, M.S.Chung, W.M.Chung, H.Enyo, T.Fukuda, H.Funahashi, Y.Goto, A.Higashi, M.Ieiri, M.Iinuma, K.Imai, Y.Itow, H.Kanda, Y.D.Kim, J.M.Lee, A.Masaike, Y.Matsuda, S.Mihara, I.S.Park, Y.M.Park, N.Saito, Y.M.Shin, K.S.Sim, R.Susukita, R.Takashima, F.Takeutchi, P.Tlusty, S.Yamashita, S.Yokkaichi, M.Yoshida, and the KEK-PS E251 Collaboration

Σ+p Elastic Scattering in the Region of 300 ≤ pΣ ≤ 600 MeV/c with a Scintillating Fiber Target

doi: 10.1016/S0375-9474(99)00028-7
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1998AH09      Nucl.Phys. A639, 379c (1998)

J.K.Ahn, for the KEK-PS E224 Collaboration

Enhanced Production of ΛΛ Pairs Near Threshold in the (K-, K+) Reaction on 12C

NUCLEAR REACTIONS 12C(K-, K+X), E at 1.66 GeV/c; measured σ(E(K+)), hypernucleus invariant mass spectra; deduced ΛΛ hypernucleus production features.

doi: 10.1016/S0375-9474(98)00300-5
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1998AH12      Phys.Lett. 444B, 267 (1998)

J.K.Ahn, S.Aoki, K.S.Chung, M.S.Chung, H.Enyo, T.Fukuda, H.Funahashi, Y.Goto, A.Higashi, M.Ieiri, T.Iijima, M.Iinuma, K.Imai, Y.Itow, J.M.Lee, S.Makino, A.Masaike, Y.Matsuda, Y.Matsuyama, S.Mihara, C.Nagoshi, I.Nomura, I.S.Park, N.Saito, M.Sekimoto, Y.M.Shin, K.S.Sim, R.Susukita, R.Takashima, F.Takeutchi, P.Tlusty, S.Weibe, S.Yokkaichi, K.Yoshida, M.Yoshida, T.Yoshida, S.Yamashita, and the KEK-PS E224 Collaboration

Enhanced ΛΛ Production Near Threshold in the 12C(K-, K+) Reaction

NUCLEAR REACTIONS 12C(K-, K+), E at 1.66 GeV/c; measured ΛΛ production σ(E, θ), invariant mass spectra; deduced σ, enhanced production relative to two-step process model. Scintillating fiber target.

doi: 10.1016/S0370-2693(98)01416-6
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1997AH06      Nucl.Phys. A625, 231 (1997)

J.K.Ahn, and the E224 Collaboration

Scalar and Vector Meson Production and Two-Step Processes in the (K-, K+) Reaction on 12C

NUCLEAR REACTIONS 12C(K-, K+X), E at 1.66 GeV/c; measured scalar, vector meson production associated differential σ, other aspects; deduced two-step processes role.

doi: 10.1016/S0375-9474(97)00319-9
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1996AH02      Phys.Lett. 378B, 53 (1996)

J.K.Ahn, S.Aoki, K.S.Chung, M.S.Chung, H.Enyo, T.Fukuda, H.Funahashi, Y.Goto, A.Higashi, M.Ieiri, T.Iijima, M.Iinuma, K.Imai, Y.Itow, J.M.Lee, S.Makino, A.Masaike, Y.Matsuda, Y.Matsuyama, S.Mihara, C.Nagoshi, I.Nomura, I.S.Park, N.Saito, M.Sekimoto, Y.M.Shin, K.S.Sim, R.Susukita, R.Takashima, F.Takeutchi, P.Tlusty, S.Weibe, S.Yokkaichi, K.Yoshida, M.Yoshida, T.Yoshida, S.Yamashita, and the E224 Collaboration

Search for the H Dibaryon in (K-, K+) Reaction with Scintillating Fiber Active Target

NUCLEAR REACTIONS 12C(K-, K+X), E at 1.66 GeV/c; measured missing mass, other spectra; deduced H dibaryon production σ upper limits.

doi: 10.1016/0370-2693(96)00374-7
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1995AH02      Nucl.Phys. A585, 165c (1995)

J.K.Ahn, B.Bassalleck, M.S.Chung, W.M.Chung, H.Enyo, T.Fukuda, H.Funahashi, S.V.Golovkin, Y.Goto, A.Higashi, M.Ieiri, M.Iinuma, K.Imai, Y.Itow, G.D.Kim, Y.D.Kim, E.N.Kozarenko, I.E.Kreslo, J.M.Lee, A.Masaike, Y.Matsuda, S.Mihara, K.Okada, I.S.Park, Y.M.Park, I.P.Petoukhov, N.Saito, Y.M.Shin, K.S.Sim, R.Susukita, R.Takashima, F.Takeutchi, P.Tlusty, S.Yamashita, S.Yokkaichi, M.Yoshida, and the KEK PS-E251 and E289 Collaboration

The YN Interaction from Hyperon Scattering

doi: 10.1016/0375-9474(94)00560-A
Citations: PlumX Metrics


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