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NSR database version of April 27, 2024.

Search: Author = T.Numao

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2009NU02      Nucl.Phys. A827, 445c (2009)

T.Numao, and the E949 Collaboration

Measurement of the K⁺ → π⁺ν(ν-bar) Branching Ratio

doi: 10.1016/j.nuclphysa.2009.05.096
Citations: PlumX Metrics

2007BE15      Phys.Rev. A 75, 034501 (2007)

S.Berridge, W.Bugg, Yu.Efremenko, R.Gearhart, S.Ovchinnikov, T.C.Awes, V.Cianciolo, Yu.I.Davydov, T.Numao, J.M.Poutissou

π^- nuclear capture ratio on hydrogen and oxygen in water

NUCLEAR REACTIONS H, C, O(π^-, X), E=70 MeV/c; measured pion capture ratio on H₂O and CH₂.

doi: 10.1103/PhysRevA.75.034501
Citations: PlumX Metrics

2003NU01      Nucl.Phys. A721, 491c (2003)

T.Numao, T.Awes, S.Berridge, W.Bugg, V.Cianciolo, Y.Davydov, Y.Efremenko, R.Gearhart, Y.Kamyshkov, S.Ovchinnikov, J.-M.Poutissou, G.Young

π^- Absorption in Water and Light Material

doi: 10.1016/S0375-9474(03)01106-0
Citations: PlumX Metrics

1991AR02      Phys.Rev. C43, 1425 (1991)

D.S.Armstrong, S.Ahmad, R.A.Burnham, T.P.Gorringe, M.D.Hasinoff, A.J.Larabee, C.E.Waltham, G.Azuelos, J.A.Macdonald, T.Numao, J.-M.Poutissou, M.Blecher, D.H.Wright, E.T.H.Clifford, J.Summhammer, P.Depommier, R.Poutissou, H.Mes, B.C.Robertson

Radiative Muon Capture on Carbon, Oxygen, and Calcium

NUCLEAR REACTIONS ¹²C, ¹⁶O, ⁴⁰Ca(μ^-, γ), E at rest; measured Eγ, Iγ; deduced g(p)/g(a).

doi: 10.1103/PhysRevC.43.1425
Citations: PlumX Metrics

1987BR01      Nucl.Phys. A461, 571 (1987)

D.I.Britton, G.A.Beer, J.A.MacDonald, G.R.Mason, T.Numao, A.Olin, P.R.Poffenberger, A.R.Kunselman, B.H.Olaniyi

The Pionic Sodium 2p-1s Transition

ATOMIC PHYSICS, Mesic-Atoms ²³Na; measured 2p-1s pionic X-ray energy, level width. Compared with theoretical and other experimental results.

doi: 10.1016/0375-9474(87)90410-6
Citations: PlumX Metrics

1985OL02      Nucl.Phys. A439, 589 (1985)

A.Olin, J.W.Forsman, J.A.MacDonald, G.M.Marshall, T.Numao, P.R.Poffenberger, P.Van Esbroek, G.A.Beer, D.I.Britton, G.R.Mason, A.R.Kunselman, B.H.Olaniyi

Pionic 4f-3d X-Rays from ²⁰⁸Pb and ²⁰⁹Bi

ATOMIC PHYSICS, Mesic-Atoms ²⁰⁸Pb, ²⁰⁹Bi; measured 5g-4f and 4f-3d pionic X-rays; deduced transition widths, π-nucleus interaction models.

NUCLEAR REACTIONS ²⁰⁸Pb, ²⁰⁹Bi(π^-, X), E at rest; measured 5g-4f and 4f-3d pionic X-rays; deduced transition widths, π-nucleus interaction models.

doi: 10.1016/0375-9474(85)90328-8
Citations: PlumX Metrics

1984NA01      Phys.Rev.Lett. 52, 105 (1984)

I.Navon, M.J.Leitch, D.A.Bryman, T.Numao, P.Schlatter, G.Azuelos, R.Poutissou, R.A.Burnham, M.Hasinoff, J.M.Poutissou, J.A.Macdonald, J.E.Spuller, C.K.Hargrove, H.Mes, M.Blecher, K.Gotow, M.Moinester, H.Baer

Pion Double Charge Exchange at 50 MeV on ¹⁴C

NUCLEAR REACTIONS ¹⁴C(π⁺, π^-), E=50 MeV; measured σ(θ), σ(E(π)). ¹⁴O deduced double analog, strong nonanalog state excitation.

doi: 10.1103/PhysRevLett.52.105
Citations: PlumX Metrics

1981SH03      Nucl.Instrum.Methods 179, 67 (1981)

T.A.Shibata, T.Kobayashi, T.Numao, J.Chiba, K.Nakai, T.Yamazaki, O.Hashimoto, H.Hamagaki, M.Taino, A.Yamamoto, S.Kurokawa, H.Hirabayashi

A Low-Momentum π-μ Channel at the KEK 12 GeV Proton Synchrotron

NUCLEAR REACTIONS C, Al, Cu(p, π⁺), (p, π^-), (p, α), (p, p), (p, d), (p, ³He), E=12 GeV; measured σ(θ, particle momentum). C, Al, Cu(π, X), E=20-300 MeV; measured σ(absorption), γ-multiplicities vs E. Pions from 12 GeV primary proton beam.

doi: 10.1016/0029-554X(81)91163-0
Citations: PlumX Metrics

1980NA03      Phys.Rev.Lett. 44, 1446 (1980)

K.Nakai, T.Kobayashi, T.Numao, T.A.Shibata, J.Chiba, K.Masutani

Measurements of Cross Sections for Pion Absorption by Nuclei

NUCLEAR REACTIONS Al, Ti, Cu, Sn, Au(π⁺, X), (π^-, X), E=20-280 MeV; measured Eγ, Iγ, γγ-, πγ-, πγγ-coin, γ-multiplicity; deduced pion absorption σ(E). Optical model analysis.

doi: 10.1103/PhysRevLett.44.1446
Citations: PlumX Metrics

1979NU02      J.Phys.Soc.Jpn. 46, 361 (1979)

T.Numao, H.Nakayama, T.Kobayashi, T.-a.Shibata, Y.Kuno

High Spin States Above the 8⁺ Isomer in ⁸⁸Zr

NUCLEAR REACTIONS ⁸⁶Sr(α, 2nγ), E=28 MeV; measured Eγ, Iγ, γ(θ), γγ-coin, γγ(t). ⁸⁸Zr deduced levels, J, π, δ. Ge(Li) detectors, enriched target.

doi: 10.1143/JPSJ.46.361
Citations: PlumX Metrics

1979NU03      J.Phys.Soc.Jpn. 47, 365 (1979)

T.Numao, T.Kobayashi, H.Nakayama

Study of High Spin States in ⁸⁹Zr

NUCLEAR REACTIONS ⁸⁷Sr(α, 2nγ), ⁸⁶Sr(α, nγ), E=28 MeV; measured Eγ, Iγ, γγ-coin, γ(θ). ⁸⁹Zr deduced levels, J, π, δ. Ge(Li) detectors. Natural enriched targets.

doi: 10.1143/JPSJ.47.365
Citations: PlumX Metrics

1979YO03      Nucl.Phys.A327, 477 (1979)

N.Yoshikawa, Y.Shida, O.Hashimoto, M.Sakai, T.Numao

Levels in ⁷⁴Se, ^78,80Kr and ⁸⁴Sr and Systematics of Quasi-γ Bands

NUCLEAR REACTIONS ⁷⁵As, ^79,81Br, ⁸⁵Rb(p, 2nγ), E=17-28 MeV; measured relative σ(E;Eγ;θ), γγ-coin. ⁷⁴Se, ^78,80Kr, ⁸⁴Sr deduced levels, J, π. Enriched targets. Ge(Li) detectors.

doi: 10.1016/0375-9474(79)90270-7
Citations: PlumX Metrics

1978CH11      Phys.Rev. C17, 2219 (1978)

R.Chiba, S.Shibasaki, T.Numao, H.Yokota, S.Yamada, K.Kotajima, S.Itagaki, S.Iwasaki, T.Takeda, T.Shinozuka

Superallowed Fermi Beta Transition of ⁶²Ga

RADIOACTIVITY ⁶²Ga [from ⁶⁴Zn(p, 3n)]; measured T_1/2, Eβ; deduced Q, ft, Coulomb displacement energy.

doi: 10.1103/PhysRevC.17.2219
Citations: PlumX Metrics

1978NU01      Nucl.Phys. A305, 163 (1978)

T.Numao, H.Nakayama, A.Shibata, Y.Kuno

High Spin States Above the 8⁺ Isomer in ⁹²Mo

NUCLEAR REACTIONS ⁹⁰Zr(α, 2nγ), E=28 MeV; measured Eγ, Iγ, γ(θ), prompt, delayed γγ-coin. ⁹²Mo deduced levels, J, π. Enriched target. Ge(Li) detectors.

doi: 10.1016/0375-9474(78)90170-7
Citations: PlumX Metrics

1978SH21      Nucl.Phys. A312, 115 (1978)

T.A.Shibata, H.Nakayama, T.Numao, T.Yamazaki

Lifetimes of the 7^- States in ^186,188Os

NUCLEAR REACTIONS ^184,186W(α, 2nγ), E=28 MeV; measured Eγ, σ(Eγ), σ(E, θ), γ(t). ^186,188Os deduced levels, J, π, T_1/2, B(E2). Enriched, natural targets.

doi: 10.1016/0375-9474(78)90578-X
Citations: PlumX Metrics

1978YA06      J.Phys.Soc.Jpn. 44, 1421 (1978)

T.Yamazaki, H.Nakayama, T.Numao, T.-A.Shibata

On the Triaxial Deformation in Transitional Odd-A Nuclei

NUCLEAR REACTIONS ^185,187Re(α, 2nγ), E=28 MeV; measured Eγ, Iγ. ^187,189Ir levels deduced character, B(E2). Enriched targets, Ge(Li) detector.

doi: 10.1143/JPSJ.44.1421
Citations: PlumX Metrics

1977NU03      Nucl.Phys. A289, 365 (1977)

T.Numao, N.Yoshikawa, Y.Shida, M.Sakai

Study of the Side Band in ¹⁸⁸Pt

NUCLEAR REACTIONS ¹⁹¹Ir(p, 4nγ), E=38 MeV; measured Eγ, Iγ, γγ-coin, γ(θ). ¹⁸⁸Pt deduced levels, J, π.

doi: 10.1016/0375-9474(77)90038-0
Citations: PlumX Metrics

1974OH06      Nucl.Phys. A233, 20 (1974)

S.Ohya, Y.Shida, N.Yoshikawa, T.Numao

Evidence for a 19/2^- Isomeric State in ²⁰⁵Po

RADIOACTIVITY ^205mPo [from ²⁰⁹Bi(p, 5n), E=33-52 MeV]; measured Eγ, Iγ, I(ce), T_1/2; deduced K/L ratio. ²⁰⁵Po deduced levels, J, π, multipolarity. Ge(Li), Si(Li) detectors.

doi: 10.1016/0375-9474(74)90236-X
Citations: PlumX Metrics

1972NU02      J.Phys.Soc.Jap. 33, 281 (1972)

T.Numao, S.Takigishi, R.Chiba

⁶⁵Ga Decay and the Level Scheme of ⁶⁵Zn

RADIOACTIVITY ⁶⁵Ga; measured Eγ, Iγ, γγ-coin; deduced log ft. ⁶⁵Zn deduced levels, J, π. Ge(Li) detector.

doi: 10.1143/JPSJ.33.281
Citations: PlumX Metrics