NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = W.Leo Found 27 matches. 1989HA25 Phys.Rev. D40, 22 (1989) R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Leluc, W.R.Leo, Y.Onel, D.Rapin Direct Experimental Reconstruction of the pp Elastic Scattering Amplitudes between 447 and 579 MeV NUCLEAR REACTIONS 1H(polarized p, p), E=447-579 MeV; calculated scattering amplitudes. Direct experimental reconstruction.
doi: 10.1103/PhysRevD.40.22
1989ON01 Phys.Rev. D40, 35 (1989) Y.Onel, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Leluc, W.R.Leo, D.Rapin, S.Jaccard, S.Mango Elastic p(pol)p(pol) Scattering between 240 and 470 MeV NUCLEAR REACTIONS 1H(polarized p, p), E=240-470 MeV; measured polarization, two-, three-spin parameters. Polarized butanol target.
doi: 10.1103/PhysRevD.40.35
1989SA30 Helv.Phys.Acta 62, 924 (1989) C.Sahraoui, P.Strasser, W.R.Leo, M.Schaer Development of Deuteron-Recoil Spectrometer for Fast Neutron Spectrum Measurements RADIOACTIVITY 252Cf(SF); measured relative I(n). NE-230 spectrometer. PuBe source spectrum also given.
1988LA02 Nucl.Phys. B297, 653 (1988) C.D.Lac, J.Ball, J.Bystricky, P.Chaumette, J.Deregel, J.Fabre, F.Lehar, A.de Lesquen, L.van Rossum, J.M.Fontaine, F.Perrot, W.R.Leo, Y.Onel, H.Azaiez, A.Michalowicz, A.Penzo Measurement of the Spin Correlation Parameters A(oosk) and A(ookk) in pp Elastic Scattering at 0.84 and 1.0 GeV NUCLEAR REACTIONS 1H(polarized p, p), E=0.834, 0.995 GeV; measured spin correlation parameter. Frozen spin polarized target.
doi: 10.1016/0550-3213(88)90552-4
1987CA14 Helv.Phys.Acta 60, 398 (1987) G.Cantale, P.Bach, S.Degli-Agosti, Ph.Demierre, E.Heer, R.Hess, C.Lechanoine-Leluc, W.R.Leo, Y.Onel, Ph.Sormani, D.Rapin, P.Y.Rascher, S.Jaccard Measurement of the Deuteron Tensorial and Vectorial Polarization. Complete Experimental Reconstruction of the Scattering Amplitudes in the Reaction pp → dπ+ at 447, 515 and 580 MeV NUCLEAR REACTIONS 1H(p, π+), 1H(polarized p, π+), E=447, 515, 580 MeV; measured vector, tensor deuteron polarization; deduced scattering amplitudes, analyzing powers. Polarized, upolarized target, telescopes. Theoretical calculations.
1986AP02 Phys.Rev. D34, 2566 (1986) E.Aprile, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Leluc, W.R.Leo, S.Morenzoni, Y.Onel, D.Rapin, P.Y.Rascher, S.Jaccard, J.A.Konter, S.Mango Measurements of Double- and Triple-Spin Parameters in pp Elastic Scattering between 440 and 560 MeV NUCLEAR REACTIONS 1H(polarized p, p), E=447, 473, 497, 517, 539, 560 MeV; measured polarization, two-spin, three-spin parameters vs θ. Multi-wire proportional chambers, scintillation counter, polarized butanol target.
doi: 10.1103/PhysRevD.34.2566
1986BA46 Helv.Phys.Acta 59, 1186 (1986) P.Bach, G.Cantale, S.Degli-Agosti, Ph.Demierre, E.Heer, R.Hess, C.Lechanoine-LeLuc, W.R.Leo, Ph.Sormani, Y.Onel, D.Rapin, P.Y.Rascher, S.Jaccard Complete Experimental Reconstruction of the Scattering Amplitudes in the Reaction pp → πd at 447, 515 and 580 MeV NUCLEAR REACTIONS 1H(p, π+), E=447, 515, 580 MeV; measured vector, tensor deuteron polarization; deduced scattering amplitudes.
1986PE17 Nucl.Phys. B278, 881 (1986) F.Perrot, H.Azaiez, J.Ball, J.Bystricky, P.Chaumette, Ph.Chesny, J.Deregel, J.Fabre, J.M.Fontaine, J.Gosset, F.Lehar, W.R.Leo, A.De Lesquen, C.R.Newsom, Y.Onel, A.Penzo, L.van Rossum, T.Siemiarczuk, J.Vrzal, C.A.Whitten, J.Yonnet Measurement of the Total Cross Section Difference Δσ(T)(pp) in the Energy Range from 0.43 to 2.4 GeV NUCLEAR REACTIONS 1H(polarized p, p), E=0.43-2.4 GeV; measured total σ difference for transverse beam, target spins parallel, antiparallel; deduced structure. Polarimeter, Gray code detector, polarized target.
doi: 10.1016/0550-3213(86)90423-2
1985AR06 Nucl.Instrum.Methods 235, 523 (1985) M.Arigon, H.Azaiez, J.Bystricky, J.Deregel, P.Drompt, J.M.Fontaine, J.Gosset, T.Hasegawa, E.Heer, R.Hess, F.Lehar, W.Leo, A.Martin, S.Morenzoni, C.R.Newsom, Y.Onel, A.Penzo, F.Perrot, D.Rapin, T.Siemiarczuk, J.E.Simmons, L.Van Rossum, P.Veluard, J.Vrzal, C.A.Whitten, Jr., J.Yonnet Novel Transmission Detector Used for Total Cross Section Measurements NUCLEAR REACTIONS 1H(polarized p, p), (polarized p, π+), E=0.775-2.43 GeV; measured total σ difference, spin correlation parameter. New transmission detector.
1985BY03 Nucl.Instrum.Methods 239, 131 (1985) J.Bystricky, J.Deregel, F.Lehar, A.De Lesquen, L.Van Rossum, J.M.Fontaine, F.Perrot, C.A.Whitten, Jr., T.Hasegawa, C.R.Newsom, W.R.Leo, Y.Onel, S.Dalla Torre-Colautti, A.Penzo, H.Azaiez, A.Michalowicz A Proton and Neutron Beam Polarimeter at Saturne II NUCLEAR REACTIONS 1H(polarized p, p), E=0.4-2.8 GeV; measured analyzing power vs E, θ; deduced (n, p) analyzing power calibration. Beam polarimeter using CH2, C targets.
doi: 10.1016/0168-9002(85)90708-9
1984AP01 Nucl.Phys. A415, 365 (1984) E.Aprile, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Leluc, W.R.Leo, S.Morenzoni, Y.Onel, D.Rapin, G.H.Eaton, S.Jaccard, S.Mango Spin Correlations and Analyzing Powers in pp → π+d between 447 and 578 MeV NUCLEAR REACTIONS 1H(polarized p, π+), E=447-578 MeV; measured analyzing power, spin correlation parameters vs θ. Polarized frozen butanol droplet target, simiultaneous pion, deuteron identification.
doi: 10.1016/0375-9474(84)90307-5
1984AP02 Nucl.Phys. A415, 391 (1984) E.Aprile-Giboni, G.Cantale, E.Heer, R.Hess, C.Lechanoine-Leluc, W.R.Leo, Y.Onel, D.Rapin A Direct Reconstruction of the Scattering Amplitudes for the Reaction pp → πd at 90° and 0° c.m. between 447 and 578 MeV NUCLEAR REACTIONS 1H(polarized p, π+), E=447-578 MeV; analyzed analyzing power, spin correlation parameter data; deduced deuteron tensor polarization, scattering amplitudes.
doi: 10.1016/0375-9474(84)90308-7
1984AP05 Nucl.Phys. A431, 637 (1984) E.Aprile-Giboni, J.Bystricky, J.Deregel, Ph.Drompt, C.Eisenegger, J.M.Fontaine, E.Heer, R.Hess, S.Jaccard, F.Lehar, W.R.Leo, S.Mango, S.Morenzoni, Y.Onel, F.Perrot, D.Rapin, J.Vrzal, J.Yonnet Measurement of Δσ(L) in pp Scattering between 200 and 583 MeV NUCLEAR REACTIONS 1H(polarized p, p), E=595 MeV; measured spin-dependent σ, spin correlation parameter. 1H(polarized p, π), E=401, 425 MeV; measured spin correlation parameter; deduced three-body reaction role.
doi: 10.1016/0375-9474(84)90273-2
1984BY05 Lett.Nuovo Cim. 41, 285 (1984) J.Bystricky, J.Deregel, F.Lehar, A.De Lesquen, L.van Rossum, J.M.Fontaine, F.Perrot, T.Hasegawa, C.R.Newsom, W.Leo, Y.Onel, A.Michalowicz, A.Penzo, A.Villari Analyzing Power of Reaction p(pol)C → p'X from 0.52 to 2.8 GeV NUCLEAR REACTIONS 12C(polarized p, p'X), E=0.52-2.8 GeV; measured inclusive proton analyzing power vs θ.
doi: 10.1007/BF02748362
1984BY06 Nuovo Cim. 82A, 385 (1984) J.Bystricky, J.Deregel, F.Lehar, J.M.Fontaine, F.Perrot, C.Lechanoine-Leluc, W.R.Leo, Y.Onel, C.R.Newsom, J.Yonnet, A.Penzo, P.Winternitz Structure in Proton-Proton Scattering at Intermediate Energies NUCLEAR REACTIONS 1H(polarized p, p), E ≤ 2.5 GeV; calculated spin-dependent σ(E), spin correlation parameter (θ=90°) vs E.
doi: 10.1007/BF02813512
1983AP01 Phys.Rev. D28, 21 (1983) E.Aprile, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Leluc, W.R.Leo, S.Morenzoni, Y.Onel, D.Rapin, S.Mango Measurements of the Spin-Correlation Parameters A(00kk), A(00ks), and A(00ss) in p - p Elastic Scattering between 400 and 600 MeV NUCLEAR REACTIONS 1H(polarized p, p), E=400-600 MeV; measured spin correlation parameters. Longitudinal transverse beam polarization, horizontally polarized butanol target. Phase shift analysis.
doi: 10.1103/PhysRevD.28.21
1983AP02 Nucl.Instrum.Methods 215, 147 (1983) E.Aprile-Giboni, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Le Luc, W.Leo, S.Morenzoni, Y.Onel, D.Rapin Proton-Carbon Effective Analyzing Power betwen 95 and 570 MeV NUCLEAR REACTIONS C(polarized p, p), E=95-570 MeV; measured effective A(θ). Thick Targets.
1983AP03 Helv.Phys.Acta 56, 979 (1983) E.Aprile, G.Cantale, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Le Luc, W.R.Leo, S.Morenzoni, Y.Onel, D.Rapin, G.Eaton, S.Jaccard, S.Mango An Ensemble of Polarization Parameters for the Reactions pp → πd at Five Energies between 440 and 580 MeV NUCLEAR REACTIONS 1H(polarized p, π), E=440-580 MeV; measured asymmetry, spin correlation parameter. Deuteron recoil, polarized target.
1982AP01 Nucl.Phys. A379, 369 (1982) E.Aprile, D.Besset, Q.H.Do, B.Favier, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Leluc, W.R.Leo, S.Morenzoni, Y.Onel, D.Rapin, J.M.Cameron, S.Jaccard, S.Mango p(pol) + P(pol) → π+ d at 515 and 578 MeV NUCLEAR REACTIONS H(polarized p, π), E=515, 578 MeV; measured spin correlation parameter, polarization asymmetries vs θ. Polarized target.
doi: 10.1016/0375-9474(82)90002-1
1982AP02 Helv.Phys.Acta 55, 236 (1982) E.Aprile, G.Cantale, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Leluc, W.Leo, S.Morenzoni, Y.Onel, D.Rapin, S.Mango Polarization Parameters in pp Elastic Scattering between 448 and 579 MeV NUCLEAR REACTIONS 1H(polarized p, p), E=448, 497, 517, 539, 579 MeV; measured polarization, spin polarization transfer, spin correlation, spin tensor vs θ.
1982AP03 Helv.Phys.Acta 55, 237 (1982) E.Aprile, G.Cantale, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Leluc, W.Leo, S.Morenzoni, Y.Onel, D.Rapin, S.Mango Direct Experimental Reconstruction of the pp Elastic Scattering Matrix at 579 MeV NUCLEAR REACTIONS 1H(polarized p, p), E=579 MeV; analyzed polarization parameter, related data; deduced amplitude.
1981AP01 Helv.Phys.Acta 54, 311 (1981) E.Aprile, C.Eisenegger, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Leluc, W.R.Leo, S.Mango, S.Morenzoni, Y.Onel, D.Rapin A Direct Experimental Reconstruction of the pp Elastic Scattering NUCLEAR REACTIONS 1H(polarized p, p), E=579 MeV; measured P(θ), transfer, correlation parameters.
1980AP01 Nucl.Phys. A335, 245 (1980) E.Aprile, R.Hausammann, E.Heer, R.Hess, C.Lechanoine, W.Leo, Y.Onel, D.Rapin, J.Cameron, S.Jaccard, S.Mango Study of the Reaction pp → π+d with a Polarized Beam and Target NUCLEAR REACTIONS 1H(polarized p, π+), E=515, 578 MeV; measured σ(θ), spin dependent parameters.
doi: 10.1016/0375-9474(80)90182-7
1980AP03 Helv.Phys.Acta 53, 293 (1980) E.Aprile, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Le Luc, W.Leo, Y.Onel, D.Rapin, S.Mango Study of the Reaction pp → π+d with a Polarized Beam and Target between 500 and 600 MeV NUCLEAR REACTIONS 1H(polarized p, π+), E=578, 536, 514, 494 MeV; measured spin correlation parameters. Polarized butanol target.
1980AP04 Helv.Phys.Acta 53, 294 (1980) E.Aprile, R.Hausammann, E.Heer, C.Lechanoine-Le Luc, W.Leo, Y.Onel, D.Rapin, S.Mango Measurement of the Spin-Correlation Parameters A(00kk), A(00ks) and A(00ss) in the p - p Elastic Scattering between 400 and 600 MeV NUCLEAR REACTIONS 1H(polarized p, p), E=400-600 MeV; measured spin correlation parameters. Polarized butanol target.
1980BE34 Nucl.Phys. A345, 435 (1980) D.Besset, Q.H.Do, B.Favier, R.Hausammann, E.Heer, R.Hess, C.Lechanoine-Leluc, W.R.Leo, D.Rapin, D.W.Werren, Ch.Weddigen, J.M.Cameron, S.Jaccard, S.Mango Measurement of the Spin Correlation Parameter A(00nn) and the Polarization A(00n0) in Elastic p-p Scattering Between 400 and 600 MeV NUCLEAR REACTIONS 1H(polarized p, p), E=396, 446, 470, 515, 537, 557, 578 MeV; measured spin correlation parameter, polarization parameter vs E, θ. Polarized target.
doi: 10.1016/0375-9474(80)90349-8
1975CL04 Phys.Rev.Lett. 35, 757 (1975) B.T.Cleveland, W.R.Leo, C.S.Wu, L.R.Kasday, A.M.Rushton, P.J.Gollon, J.D.Ullman Lepton Conservation in the Double β Decay of 82Se RADIOACTIVITY 82Se; measured T1/2 of the lepton-nonconserving nutrinoless double β decay mode.
doi: 10.1103/PhysRevLett.35.757
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