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NSR database version of April 11, 2024.

Search: Author = N.Morita

Found 8 matches.

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2004HO17      Phys.Rev. A 70, 012504 (2004)

M.Hori, J.Eades, E.Widmann, T.Yamazaki, R.S.Hayano, T.Ishikawa, H.A.Torii, T.von Egidy, F.J.Hartmann, B.Ketzer, C.Maierl, R.Pohl, M.Kumakura, N.Morita, D.Horvath, I.Sugai

Populations and lifetimes in the v=n-l-1=2 and 3 metastable cascades of (p-bar)He⁺ measured by pulsed and continuous antiproton beams

ATOMIC PHYSICS He(p-bar, X), E at rest; measured antiprotonic helium level populations, lifetimes. Laser spectroscopy.

doi: 10.1103/PhysRevA.70.012504
Citations: PlumX Metrics

2002YA11      Phys.Rep. 366, 183 (2002)

T.Yamazaki, N.Morita, R.S.Hayano, E.Widmann, J.Eades

Antiprotonic Helium

doi: 10.1016/S0370-1573(01)00082-5
Citations: PlumX Metrics

2001KE04      Eur.Phys.J. D 13, 305 (2001)

B.Ketzer, T.von Egidy, F.J.Hartmann, C.Maierl, R.Pohl, J.Eades, E.Widmann, T.Yamazaki, M.Kumakura, N.Morita, R.S.Hayano, M.Hori, T.Ishikawa, H.A.Torii, I.Sugai, D.Horvath

Collisional Quenching of Metastable States of Antiprotonic Helium by Hydrogen and Deuterium Molecules

NUCLEAR REACTIONS He(p-bar, X), E at rest; measured annihilation rates in antiprotonic helium, quenching due to molecular collisions.

ATOMIC PHYSICS He(p-bar, X), E at rest; measured annihilation rates in antiprotonic helium, quenching due to molecular collisions.

doi: 10.1007/s100530170246
Citations: PlumX Metrics

2000HA24      Nucl.Phys. A663-664, 955c (2000)

R.S.Hayano, J.Eades, T.von Egidy, F.J.Hartmann, M.Hori, D.Horvath, T.Ishikawa, B.Ketzer, M.Kumakura, C.Maierl, N.Morita, R.Pohl, I.Sugai, H.A.Torii, E.Widmann, T.Yamazaki, for the CERN-PS205 and ASACUSA Collaboration

Laser Spectroscopy of Antiprotonic Helium and Stringent Constraint on the Antiproton Charge and Mass

ATOMIC PHYSICS ⁴He(p-bar, X), E at rest; measured antiprotonic helium energy levels. Laser spectroscopy.

doi: 10.1016/S0375-9474(99)00806-4
Citations: PlumX Metrics

1998HA50      Phys.Rev. A58, 3604 (1998)

F.J.Hartmann, B.Ketzer, C.Maierl, R.Pohl, T.von Egidy, R.S.Hayano, M.Hori, T.Ishikawa, H.Tamura, H.A.Torii, M.Kumakura, N.Morita, I.Sugai, D.Horvath, J.Eades, E.Widmann, T.Yamazaki

Laser Spectroscopy of Metastable States in the ν = 2 Cascade of Antiprotonic ³He

NUCLEAR REACTIONS ³He(p-bar, X), E at rest; measured pion spectra, annihilation times; deduced target pressure dependence of antiprotonic ³He metastable states lifetimes. Resonant laser deexcitation.

ATOMIC PHYSICS ³He(p-bar, X), E at rest; measured pion spectra, annihilation times; deduced target pressure dependence of antiprotonic ³He metastable states lifetimes. Resonant laser deexcitation.

doi: 10.1103/PhysRevA.58.3604
Citations: PlumX Metrics

1997WI10      Phys.Lett. 404B, 15 (1997)

E.Widmann, J.Eades, T.Yamazaki, H.A.Torii, R.S.Hayano, M.Hori, T.Ishikawa, M.Kumakura, N.Morita, I.Sugai, F.J.Hartmann, T.von Egidy, B.Ketzer, C.Maierl, R.Pohl, D.Horvath

Hyperfine Structure of the Metastable (p-bar)He⁺ Atomcule Revealed by a Laser-Induced (n, l) = (37, 35) → (38, 34) Transition

ATOMIC PHYSICS He(p-bar, X), E=low; analyzed data; deduced metastable (p-bar)He⁺ metastable atomcule hfs.

doi: 10.1016/S0370-2693(97)00538-8
Citations: PlumX Metrics

1996KE17      Phys.Rev. A53, 2108 (1996)

B.Ketzer, F.J.Hartmann, H.Daniel, T.von Egidy, A.Niestroj, S.Schmid, W.Schmid, T.Yamazaki, I.Sugai, K.Nakayoshi, R.S.Hayano, F.E.Maas, H.A.Torii, T.Ishikawa, H.Tamura, N.Morita, D.Horvath, J.Eades, E.Widmann

Isotope Effects on Delayed Annihilation Time Spectra of Antiprotonic Helium Atoms in a Low-Temperature Gas

NUCLEAR REACTIONS ^3,4He(p-bar, X), E at 200 MeV/c; measured delayed annihilation time spectra; deduced overall trapping times ratio. Beam passed through thick Be window before entering low-temperature gas targets.

ATOMIC PHYSICS ^3,4He(p-bar, X), E at 200 MeV/c; measured delayed annihilation time spectra; deduced overall trapping times ratio. Beam passed through thick Be window before entering low-temperature gas targets.

doi: 10.1103/PhysRevA.53.2108
Citations: PlumX Metrics

1994HA44      Phys.Rev.Lett. 73, 1485 (1994); Errata Phys.Rev.Lett. 73, 3181 (1994)

R.S.Hayano, F.E.Maas, H.A.Torii, N.Morita, M.Kumakura, T.Yamazaki, H.Masuda, I.Sugai, F.J.Hartmann, H.Daniel, T.von Egidy, B.Ketzer, W.Muller, W.Schmid, D.Horvath, J.Eades, E.Widmann

Laser Studies of the Decay Chain of Metastable Antiprotonic Helium Atoms

ATOMIC PHYSICS He(p-bar, X), E at rest; measured upper state population time dependence; deduced exotic atom states initial population, T_1/2. Laser studies.

doi: 10.1103/PhysRevLett.73.1485
Citations: PlumX Metrics