NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = D.Horvath Found 35 matches. 2012FR09 Hyperfine Interactions 212, 167 (2012) S.Friedreich, D.Barna, F.Caspers, A.Dax, R.Hayano, M.Hori, D.Horvath, B.Juhasz, T.Kobayashi, O.Massiczek, A.Soter, K.Todoroki, E.Widmann, J.Zmeskal Microwave spectroscopy measurements of the hyperfine structure in antiprotonic 3He NUCLEAR MOMENTS 3He; measured microwave frequency, laser resonance profile; deduced first microwave spectroscopic result for hyperfine structure in antiprotonic 3He, SSHF resonance transitions.
doi: 10.1007/s10751-012-0639-y
2011FR07 Phys.Lett. B 700, 1 (2011) S.Friedreich, D.Barna, F.Caspers, A.Dax, R.S.Hayano, M.Hori, D.Horvath, B.Juhasz, T.Kobayashi, O.Massiczek, A.Soter, K.Todoroki, E.Widmann, J.Zmeskal First observation of two hyperfine transitions in antiprotonic 3He ATOMIC PHYSICS 3He; measured the analog delayed annihilation spectrum in p-bar 3He system, microwave frequency; deduced hyperfine transitions. Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2011.04.029
2011FR10 Hyperfine Interactions 199, 337 (2011) S.Friedreich, D.Barna, A.Dax, R.Hayano, D.Horvath, M.Hori, B.Juhasz, O.Massiczek, A.Soter, T.Pask, E.Widmann Spectroscopy of the hyperfine structure of antiprotonic 4He and 3He NUCLEAR MOMENTS 3,4He; measured microwave spectra; deduced spin magnetic moment of antiproton. Comparison with previous measurements.
doi: 10.1007/s10751-011-0329-1
2005HO03 Phys.Rev.Lett. 94, 063401 (2005) M.Hori, J.Eades, R.S.Hayano, W.Pirkl, E.Widmann, H.Yamaguchi, H.A.Torii, B.Juhasz, D.Horvath, K.Suzuki, T.Yamazaki Observation of Cold, Long-Lived Antiprotonic Helium Ions ATOMIC PHYSICS 3,4He; measured antiprotonic ions lifetimes.
doi: 10.1103/PhysRevLett.94.063401
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
2004SA02 Nucl.Instrum.Methods Phys.Res. B214, 89 (2004) J.Sakaguchi, J.Eades, R.S.Hayano, M.Hori, D.Horvath, T.Ishikawa, B.Juhasz, H.A.Torii, E.Widmann, H.Yamaguchi, T.Yamazaki Study of the hyperfine structure of antiprotonic helium NUCLEAR REACTIONS He(p-bar, X), E at rest; measured hfs of antiprotonic helium. Laser-microwave spectroscopy. ATOMIC PHYSICS He(p-bar, X), E at rest; measured hfs of antiprotonic helium. Laser-microwave spectroscopy.
doi: 10.1016/j.nimb.2003.08.013
2004SA52 Nucl.Instrum.Methods Phys.Res. A533, 598 (2004) J.Sakaguchi, H.Gilg, R.S.Hayano, T.Ishikawa, K.Suzuki, E.Widmann, H.Yamaguchi, F.Caspers, J.Eades, M.Hori, D.Barna, D.Horvath, B.Juhasz, H.A.Torii, T.Yamazaki Cryogenic tunable microwave cavity at 13 GHz for hyperfine spectroscopy of antiprotonic helium
doi: 10.1016/j.nima.2004.06.144
2004YA22 Phys.Rev. A 70, 012501 (2004) H.Yamaguchi, R.S.Hayano, T.Ishikawa, J.Sakaguchi, E.Widmann, J.Eades, M.Hori, H.A.Torii, B.Juhasz, D.Horvath, T.Yamazaki Systematic study of the decay rates of antiprotonic helium states ATOMIC PHYSICS 3,4He(p-bar, X), E at rest; measured antiprotonic helium decay rates. Laser spectroscopy, comparison with model predictions.
doi: 10.1103/PhysRevA.70.012501
2003HO25 Nucl.Phys. A721, 453c (2003) Search for Charged Higgs Bosons with the OPAL Detector at LEP
doi: 10.1016/S0375-9474(03)01097-2
2003SA44 Nucl.Phys. A721, 859c (2003) J.Sakaguchi, J.Eades, R.S.Hayano, M.Hori, D.Horvath, T.Ishikawa, B.Juhasz, H.A.Torii, E.Widmann, H.Yamaguchi, T.Yamazaki First observation of the hyperfine and superhyperfine structure of antiprotonic helium by laser-microwave spectroscopy ATOMIC PHYSICS He(p-bar, X), E at rest; measured hfs of antiprotonic helium. Laser-microwave spectroscopy. NUCLEAR REACTIONS He(p-bar, X), E at rest; measured hfs of antiprotonic helium. Laser-microwave spectroscopy.
doi: 10.1016/S0375-9474(03)01226-0
2003YA14 Nucl.Phys. A721, 473c (2003) H.Yamaguchi, J.Eades, R.S.Hayano, M.Hori, D.Horvath, T.Ishikawa, B.Juhasz, J.Sakaguchi, H.A.Torii, E.Widmann, T.Yamazaki Precise laser spectroscopy of the antiprotonic helium atom and CPT test on antiproton mass and charge ATOMIC PHYSICS He; measured transition frequencies in antiprotonic helium; deduced limits on proton-antiproton mass and charge differences.
doi: 10.1016/S0375-9474(03)01102-3
2002HO15 Phys.Rev.Lett. 89, 093401 (2002) M.Hori, J.Eades, R.S.Hayano, T.Ishikawa, J.Sakaguchi, T.Tasaki, E.Widmann, H.Yamaguchi, H.A.Torii, B.Juhasz, D.Horvath, T.Yamazaki Primary Populations of Metastable Antiprotonic 4He and 3He Atoms ATOMIC PHYSICS 3,4He(p-bar, X), E=low; measured annihilation time spectra, population of antiprotonic atoms metastable states. Laser spectroscopy. NUCLEAR REACTIONS 3,4He(p-bar, X), E=low; measured annihilation time spectra, population of antiprotonic atoms metastable states. Laser spectroscopy.
doi: 10.1103/PhysRevLett.89.093401
2002JU03 Eur.Phys.J. D 18, 261 (2002) B.Juhasz, J.Eades, R.S.Hayano, M.Hori, D.Horvath, T.Ishikawa, J.Sakaguchi, H.A.Torii, E.Widmann, H.Yamaguchi, T.Yamazaki Quenching of Metastable Antiprotonic Helium Atoms in Collisions with Deuterium Molecules ATOMIC PHYSICS He; measured decay rates of antiprotonic helium, quenching via collisions with deuterium molecules.
doi: 10.1007/s10053-002-8829-9
2002WI16 Phys.Rev.Lett. 89, 243402 (2002) E.Widmann, J.Eades, T.Ishikawa, J.Sakaguchi, T.Tasaki, H.Yamaguchi, R.S.Hayano, M.Hori, H.A.Torii, B.Juhasz, D.Horvath, T.Yamazaki Hyperfine Structure of Antiprotonic Helium Revealed by a Laser-Microwave-Laser Resonance Method ATOMIC PHYSICS He; measured hfs in antiprotonic helium. Laser-microwave-laser resonance method.
doi: 10.1103/PhysRevLett.89.243402
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
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
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
1997HO25 Radiochim.Acta 77, 75 (1997) Metastable Antiprotonic Helium Atoms ATOMIC PHYSICS He(p-bar, X), E at rest; compiled, reviewed antiprotonic helium T1/2, other data, models.
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
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
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, T1/2. Laser studies.
doi: 10.1103/PhysRevLett.73.1485
1994HO25 Nucl.Instrum.Methods Phys.Res. B85, 736 (1994) D.Horvath, E.C.Aschenauer, D.Cauz, D.Chatellard, P.DeCecco, J.Eades, J.-P.Egger, K.Elsener, P.Eugster, F.Formisano, G.Gorini, P.Hauser, F.Kottmann, I.Krafcsik, V.Lagomarsino, G.Manuzio, J.Missimer, R.Poggiani, L.M.Simons, G.Testera, G.Torelli, F.Waldner Deceleration of MeV Antiprotons and Muons to keV Energies - The Anticyclotron A Progress Report
doi: 10.1016/0168-583X(94)95913-7
1991LO05 Phys.Rev. C44, 956 (1991) J.Lowe, B.Bassalleck, H.Burkhardt, W.J.Fickinger, J.R.Hall, M.D.Hasinoff, D.Horvath, G.Koch, K.D.Larson, J.P.Miller, A.J.Noble, B.L.Roberts, D.K.Robinson, M.Sakitt, M.E.Sevior, N.W.Tanner, C.E.Waltham, T.M.Warner, D.M.Wolfe π-p → π0π0n Near Threshold and Chiral Symmetry Breaking NUCLEAR REACTIONS 1H(π-, 2π0), E at 7-140 MeV/c; measured missing mass spectra, yield vs θn, σ(π1), σ(π2); deduced chiral-symmetry parameter, π-π scattering lengths.
doi: 10.1103/PhysRevC.44.956
1991ST09 Phys.Rev. C44, 2287 (1991) S.Stanislaus, D.Horvath, D.F.Measday, A.J.Noble, M.Salomon Total Cross Sections and Analyzing Powers for the Reaction p + p → p + p + π0 Near Threshold NUCLEAR REACTIONS 1H(polarized p, pπ0), E=320-500 MeV; measured pion spectra, σ(θ, π), total σ, analyzing powers; deduced pion production features.
doi: 10.1103/PhysRevC.44.2287
1990GA16 Phys.Rev. C42, R475 (1990) K.P.Gall, E.C.Booth, W.J.Fickinger, M.D.Hasinoff, N.P.Hessey, D.Horvath, J.Lowe, E.K.McIntyre, D.F.Measday, J.P.Miller, A.J.Noble, B.L.Roberts, D.K.Robinson, M.Sakitt, M.Salomon, D.A.Whitehouse Radiative Kaon Capture on Deuterium and the (Lambda)n Scattering Lengths NUCLEAR REACTIONS 2H(K-, γ), E at 680 MeV/c; measured Eγ, Iγ following capture; deduced (lambda)n-scattering length.
doi: 10.1103/PhysRevC.42.R475
1990HO15 Phys.Rev. A41, 5834 (1990) D.Horvath, K.A.Aniol, F.Entezami, D.F.Measday, A.J.Noble, S.Stanislaus, C.J.Virtue, A.S.Clough, D.F.Jackson, J.R.H.Smith, M.Salomon Experimental Study of Pion Capture by Hydrogen Bound in Molecules NUCLEAR REACTIONS 1H(π-, π0), (π-, γ), E at rest; measured σ(E(π)), Eγ, Iγ, En, γγ-coin; deduced pion capture probability. ATOMIC PHYSICS, Mesic-Atoms 1H(π-, π0), (π-, γ), E at rest; measured σ(E(π)), Eγ, Iγ, En, γγ-coin; deduced pion capture probability.
doi: 10.1103/PhysRevA.41.5834
1990KO32 J.Radioanal.Nucl.Chem. 145, 327 (1990) M.Kocsis, L.Nyikos, I.Szentpetery, D.Horvath, J.Kecskemeti, A.Lovas, T.Pajkossy, L.Pocs Search for Neutrons from Cold Nuclear Fusion NUCLEAR REACTIONS 2H(d, n), E=low; measured neutron flux; deduced neutron source strength upper limits. Cold fusion.
doi: 10.1007/BF02165073
1990ST06 Phys.Rev. C41, R1913 (1990) S.Stanislaus, D.Horvath, D.F.Measday, A.J.Noble, M.Salomon s-Wave Partial Cross Sections for the Reaction p + p → p + p + π0 NUCLEAR REACTIONS 1H(p, pπ0), E=320-500 MeV; measured σ(E); deduced s-wave contribution.
doi: 10.1103/PhysRevC.41.R1913
1990VI05 Nucl.Phys. A517, 509 (1990) C.J.Virtue, K.A.Aniol, F.E.Entezami, M.D.Hasinoff, D.Horvath, H.W.Roser, B.C.Robertson Photon Asymmetry in Radiative Muon Capture on Calcium NUCLEAR REACTIONS Ca(μ-, ν), E at rest; measured photon asymmetry; deduced g(p)/g(A). Natural target.
doi: 10.1016/0375-9474(90)90215-8
1989RO14 Nuovo Cim. 102A, 145 (1989) B.L.Roberts, E.C.Booth, K.P.Gall, E.K.McIntyre, J.P.Miller, D.A.Whitehouse, J.Lowe, N.P.Hessey, M.D.Hasinoff, D.F.Measday, A.J.Noble, C.E.Waltham, M.Sakitt, W.J.Fickinger, D.K.Robinson, D.Horvath, B.Bassalleck, J.R.Hall, K.D.Larson, D.M.Wolfe, A.L.Hallin, M.Salomon Radiative Hyperon Processes NUCLEAR REACTIONS 2H(K-, γ), E not given; analyzed γ-spectra. 1H(π-, γ), (K-, γ), E at rest; measured photon spectra.
doi: 10.1007/BF02735103
1987CS01 Hyperfine Interactions 36, 175 (1987) L.Cser, F.Franek, I.A.Gladkih, D.Horvath Observation of Transferrin Hydration using Mossbauer Spectroscopy NUCLEAR MOMENTS 57Fe(γ, γ), E=14.4 keV; measured Mossbauer spectra; deduced transferrin hydration.
doi: 10.1007/BF02395351
1985VA22 Nucl.Phys. A446, 613 (1985) V.A.Vasilyev, B.Levay, A.Minkova, V.I.Petrukhin, D.Horvath Atomic Capture and Transfer of Negative Pions Stopped in Binary Mixtures of Hydrogen with Polyatomic Gases NUCLEAR REACTIONS 1H(π-, π0), E ≈ 0; measured γγ-coin; deduced average atomic capture, pion transfer rates for CCl2F2, CClF3, CBrF3, SF6, concentration, atomic number dependences. Gas targets, Cerenkov detectors. Phenomenological analysis.
doi: 10.1016/0375-9474(85)90633-5
1983BA39 Nucl.Phys. A403, 515 (1983) A.V.Bannikov, B.Levay, V.I.Petrukhin, V.A.Vasilyev, L.M.Kochenda, A.A.Markov, V.I.Medvedev, G.L.Sokolov, I.I.Strakovsky, D.Horvath Studies on the Atomic Capture of Stopped Negative Pions in Binary Mixtures of 3He with Other Gases NUCLEAR REACTIONS 3He(π-, π0), E ≈ 0; measured γγ-coin; deduced reaction branching ratio, atomic capture ratios for 4He, Ne, Ar, Kr, Xe, N2, O2, CO2, SF6, dependence on atomic number, concentration, relative stopping powers. Gas targets, Cerenkov detectors. Phenomenological analysis.
doi: 10.1016/0375-9474(83)90620-6
1972AD01 Nucl.Phys. A180, 587 (1972) A.Adam, D.Horvath, A.Kiss, E.Mayr Investigation of Short-Lived Activities in 18F, 22Na, 40K, 85Rb and 92Mo Excited by 14.7 MeV Fast Neutrons NUCLEAR REACTIONS 19F, 23Na, 41K(n, 2n), 85Rb, 92Mo(n, n'), E=14.7 MeV; measured nγ-delay; deduced isomeric σ ratios, spin-cutoff factors. 18mF, 40mK, 85mRb, 92mMo deduced T1/2.
doi: 10.1016/0375-9474(72)90880-9
1972HO42 Acta Phys. 31, 327 (1972) Spin Cut-Off Factors from (n, 2n) Reactions of Nuclei with N < 50 NUCLEAR REACTIONS Z=30-42, A=69-92(n, 2n), E=14 MeV; analyzed isomeric σ ratios; deduced spin cut-off factors.
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