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NSR database version of April 11, 2024.

Search: Author = U.Straumann

Found 11 matches.

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2010AT02      Eur.Phys.J. A 44, 23 (2010)

F.Atchison, M.Daum, R.Henneck, S.Heule, M.Horisberger, M.Kasprzak, K.Kirch, A.Knecht, M.Kuzniak, B.Lauss, A.Mtchedlishvili, M.Meier, G.Petzoldt, C.Plonka-Spehr, R.Schelldorfer, U.Straumann, G.Zsigmond

Diffuse reflection of ultracold neutrons from low-roughness surfaces

doi: 10.1140/epja/i2010-10926-x
Citations: PlumX Metrics


2007AT05      Phys.Rev. C 76, 044001 (2007)

F.Atchison, T.Brys, M.Daum, P.Fierlinger, P.Geltenbort, R.Henneck, S.Heule, M.Kasprzak, K.Kirch, A.Pichlmaier, C.Plonka, U.Straumann, C.Wermelinger, G.Zsigmond

Loss and spinflip probabilities for ultracold neutrons interacting with diamondlike carbon and beryllium surfaces

doi: 10.1103/PhysRevC.76.044001
Citations: PlumX Metrics


1989RI05      Phys.Rev. C40, 2717 (1989)

J.Riedlberger, C.Amsler, M.Doser, U.Straumann, P.Truol, D.Bailey, S.Barlag, U.Gastaldi, R.Landua, C.Sabev, K.D.Duch, M.Heel, H.Kalinowsky, F.Kayser, E.Klempt, B.May, O.Schreiber, P.Weidenauer, M.Ziegler, W.Dahme, F.Feld-Dahme, U.Schaefer, W.R.Wodrich, S.Ahmad, J.C.Bizot, B.Delcourt, J.Jeanjean, H.Nguyen, N.Prevot, E.G.Auld, D.A.Axen, K.L.Erdman, B.Howard, R.Howard, B.L.White, M.Comyn, G.Beer, G.M.Marshall, L.P.Robertson, M.Botlo, C.Laa, H.Vonach

Antiproton Annihilation at Rest in Nitrogen and Deuterium Gas

NUCLEAR REACTIONS 2H, 14N(p-bar, X), E at rest; measured inclusive proton, pion, hyperon spectra, yields, multiplicities.

doi: 10.1103/PhysRevC.40.2717
Citations: PlumX Metrics


1989SC12      Nucl.Phys. A495, 451 (1989)

U.Schaefer, S.Ahmad, C.Amsler, R.Armenteros, E.G.Auld, D.Axen, D.Bailey, S.Barlag, G.Beer, J.C.Bizot, M.Botlo, J.Butler, M.Comyn, W.Dahme, B.Delcourt, M.Doser, K.D.Duch, K.Erdman, F.Feld-Dahme, U.Gastaldi, M.Heel, B.Howard, R.Howard, J.Jeanjean, H.Kalinowsky, F.Kayser, E.Klempt, C.Laa, R.Landua, B.May, G.Marshall, H.Nguyen, N.Prevot, G.Reifenrother, J.Reifenrother, J.Riedlberger, L.Robertson, C.Sabev, O.Schreiber, U.Straumann, P.Truoel, H.Vonach, P.Weidenauer, B.L.White, R.W.Wodrich, M.Ziegler, C.Zupancic

X-Rays from Proton-Antiprton Annihilation into Charged Final States

ATOMIC PHYSICS 1H(p-bar, X), E at rest; measured annihilation X-ray spectrum.

doi: 10.1016/0375-9474(89)90354-0
Citations: PlumX Metrics


1988DO14      Nucl.Phys. A486, 493 (1988)

M.Doser, M.Botlo, S.Ahmad, C.Amsler, R.Armenteros, E.G.Auld, D.A.Axen, D.Bailey, S.Barlag, G.A.Beer, J.C.Bizot, J.Butler, M.Comyn, W.Dahme, B.Delcourt, K.D.Duch, K.L.Erdman, F.Feld-Dahme, U.Gastaldi, M.Heel, B.Howard, R.Howard, J.Jeanjean, H.Kalinowsky, F.Kayser, E.Klempt, C.Laa, R.Landua, G.M.Marshall, B.May, H.Nguyen, N.Prevot, J.Riedlberger, L.P.Robertson, C.Sabev, U.Schaefer, O.Schreiber, U.Straumann, P.Truol, H.Vonach, B.L.White, R.W.Wodrich, M.Ziegler

(p-bar)p Annihilation into π+π- and K+K- from Atomic p States

NUCLEAR REACTIONS 1H(p-bar, π+π-), (p-bar, K+K-), E at rest; measured branching ratio from atomic P states; deduced (π+π-), (K+K-) branching ratios from atomic P, S states.

doi: 10.1016/0375-9474(88)90159-5
Citations: PlumX Metrics


1985AH03      Phys.Lett. 157B, 333 (1985)

S.Ahmad, C.Amsler, R.Armenteros, E.G.Auld, D.Axen, D.Bailey, S.Barlag, G.A.Beer, J.C.Bizot, M.Caria, M.Comyn, W.Dahme, B.Delcourt, M.Doser, K.D.Duch, K.L.Erdman, F.Feld-Dahme, U.Gastaldi, M.Heel, B.Howard, R.Howard, J.Jeanjean, H.Kalinowsky, F.Kayser, E.Klempt, R.Landua, G.Marshall, H.Nguyen, N.Prevot, L.Robertson, C.Sabev, U.Schaefer, R.Schneider, O.Schreiber, U.Straumann, P.Truoel, B.White, W.R.Wodrich, M.Ziegler, and the ASTERIX Collaboration

First Observation of K X-Rays from (p-bar)p Atoms

ATOMIC PHYSICS 1H(p-bar, X), E at rest; measured E(K X-ray), I(K X-ray), E(L X-ray), I(l X-ray); deduced total K X-ray yield, antiprotonic atom strong interaction shift.

doi: 10.1016/0370-2693(85)90676-8
Citations: PlumX Metrics


1984MA45      Nucl.Phys. A430, 557 (1984)

C.J.Martoff, L.Van Elmbt, M.Lebrun, M.Schaad, U.Straumann, P.Truol, K.M.Crowe, C.Joseph, J.P.Perroud, D.Ruegger, M.T.Tran, J.Deutsch, G.Gregoire, R.Prieels, W.Dahme

No Pre-Critical Enhancement Observed in 13C(π+, γ)13N(g.s.) at q ≈ 2m(π)

NUCLEAR REACTIONS 13C(π+, γ), E=115.5 MeV; measured σ(E(π), θγ). Enriched target.

doi: 10.1016/0375-9474(84)90094-0
Citations: PlumX Metrics


1983BA36      Phys.Rev. C28, 761 (1983)

H.W.Baer, J.A.Bistirlich, K.M.Crowe, W.Dahme, C.Joseph, J.P.Perroud, M.Lebrun, C.J.Martoff, U.Straumann, P.Truol

Isovector M2 State Observed in the 14C(π-, γ) Reaction

NUCLEAR REACTIONS 14C(π-, γ), E at rest; measured Eγ, Iγ. 14B deduced level, J, π, T, Γ, transition branching ratio. Pair spectrometer, shell model calculations.

doi: 10.1103/PhysRevC.28.761
Citations: PlumX Metrics


1983ST04      Phys.Rev. C27, 2771 (1983)

U.Straumann, M.Lebrun, C.J.Martoff, P.Truol, H.R.Kissener, J.P.Perroud, C.Joseph, W.Dahme, K.M.Crowe

M2 States in A = 15: 15N(π-, γ)15C

NUCLEAR REACTIONS 15N(π-, γ), E at rest; measured capture Eγ, Iγ. 15C deduced levels, J, π, T, giant magnetic quadrupole character. Shell model interpretation. Liquid 15NH3 target, high resolution detector.

doi: 10.1103/PhysRevC.27.2771
Citations: PlumX Metrics


1982CR04      Helv.Phys.Acta 55, 243 (1982)

K.Crowe, W.Dahme, J.Deutsch, G.Gregoire, M.Lebrun, R.Prieels, C.Joseph, J.P.Perroud, M.Tran, C.J.Martoff, U.Straumann, P.Truol

13C(π+, γ)13N(g.s.) at 115 MeV Pion Energy and Pion Opalescence

NUCLEAR REACTIONS 13C(π+, γ), E=115 MeV; measured σ(capture) vs θ.


1981BA57      Helv.Phys.Acta 54, 314 (1981)

H.W.Baer, J.A.Bistirlich, K.M.Crowe, W.Dahme, C.Joseph, J.P.Perroud, M.Lebrun, C.J.Martoff, U.Straumann, P.Truol

T = 2 States in the A = 14-System: Radiative Pion Capture in 14C

NUCLEAR REACTIONS 14C(π-, γ), E not given; measured Eγ. High resolution pair spectrometer.


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