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NSR database version of April 11, 2024.

Search: Author = A.Schmidt

Found 60 matches.

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2024RA04      Eur.Phys.J. A 60, 5 (2024)

S.Ratliff, A.Schmidt

Studying the impact of virtuality-dependent nucleon structure modification on spectator-tagged deep inelastic scattering

doi: 10.1140/epja/s10050-023-01226-x
Citations: PlumX Metrics


2024SC03      Eur.Phys.J. A 60, (2024)

A.Schmidt, Th.Gaitanos, A.Obertelli, J.L.Rodriguez-Sanchez

Production of hypernuclei from antiproton capture within a relativistic transport model

NUCLEAR REACTIONS 16O, 40Ar, 84Kr, 132Xe(p-bar, X), E not given; analyzed available data; deduced hypernuclei yields from the peripheral annihilation of a captured antiproton following the formation of antiprotonic atoms using Monte-Carlo simulations within the GiBUU transport framework, while the deexcitation of hyperfragments is performed with the ABLA++ code.

doi: 10.1140/epja/s10050-024-01262-1
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2023BR14      Phys.Rev. C 108, 065205 (2023)

W.J.Briscoe, A.Schmidt, I.Strakovsky, R.L.Workman, A.Svarc

Extended SAID partial-wave analysis of pion photoproduction

doi: 10.1103/PhysRevC.108.065205
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2023SE17      Eur.Phys.J. A 59, 206 (2023)

E.M.Seroka, A.Schmidt

Predicted measurements of the tensor-to-scalar transition in the CLAS12 nuclear targets experiment

doi: 10.1140/epja/s10050-023-01117-1
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2023ST01      Phys.Rev. C 107, 015203 (2023)

I.I.Strakovsky, W.J.Briscoe, O.Cortes Becerra, M.Dugger, G.Goldstein, V.L.Kashevarov, A.Schmidt, P.Solazzo, B.g-G.Yu

Pseudoscalar and scalar meson photoproduction interpreted by Regge phenomenology

NUCLEAR REACTIONS 1H(γ, pπ0), E=4-15 GeV; analyzed experimental data on σ(θ) including SLAC, DESY and GlueX results; deduced polarization observables, contribution of the unnatural parity pseudovector meson exchange. Regge model calculations.

doi: 10.1103/PhysRevC.107.015203
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2023ST08      Phys.Rev. C 108, 015202 (2023)

I.Strakovsky, W.J.Briscoe, E.Chudakov, I.Larin, L.Pentchev, A.Schmidt, R.L.Workman

Plausibility of the LHCb Pc(4312)+ in the GlueX γp → J/γp total cross sections

NUCLEAR REACTIONS 1H(γ, p), E=4.2-4.3 GeV; analyzed gluonic excitation (GlueX) experiment data on J/γp photoproduction; deduced resonance like structures. Fitting of the experimental σ with phenomenological formula using the Landau-Lifshitz normalization.

doi: 10.1103/PhysRevC.108.015202
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2022AL05      Eur.Phys.J. A 58, 45 (2022)

N.Alamanos, M.Battaglieri, D.Higinbotham, S.Niccolai, A.Schmidt, E.Voutier

Topical issue on an experimental program with positron beams at Jefferson Lab

doi: 10.1140/epja/s10050-022-00699-6
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2022AU03      Eur.Phys.J. A 58, 88 (2022)

T.Aumann, W.Bartmann, O.Boine-Frankenheim, A.Bouvard, A.Broche, F.Butin, D.Calvet, J.Carbonell, P.Chiggiato, H.De Gersem, R.De Oliveira, T.Dobers, F.Ehm, J.Ferreira Somoza, J.Fischer, M.Fraser, E.Friedrich, A.Frotscher, M.Gomez-Ramos, J.-L.Grenard, A.Hobl, G.Hupin, A.Husson, P.Indelicato, K.Johnston, C.Klink, Y.Kubota, R.Lazauskas, S.Malbrunot-Ettenauer, N.Marsic, W.F.O Muller, S.Naimi, N.Nakatsuka, R.Necca, D.Neidherr, G.Neyens, A.Obertelli, Y.Ono, S.Pasinelli, N.Paul, E.C.Pollacco, D.Rossi, H.Scheit, M.Schlaich, A.Schmidt, L.Schweikhard, R.Seki, S.Sels, E.Siesling, T.Uesaka, M.Vilen, M.Wada, F.Wienholtz, S.Wycech, S.Zacarias

PUMA, antiProton unstable matter annihilation

doi: 10.1140/epja/s10050-022-00713-x
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2022KU10      Eur.Phys.J. A 58, 36 (2022)

T.Kutz, A.Schmidt

Two photon exchange with nuclei from e+/e- elastic cross section ratios

doi: 10.1140/epja/s10050-022-00682-1
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2022NG02      Phys.Lett. B 831, 137165 (2022)

D.Nguyen, C.Neuburger, R.Cruz-Torres, A.Schmidt, D.W.Higinbotham, J.Kahlbow, P.Monaghan, E.Piasetzky, O.Hen

Search for a bound di-neutron by comparing 3He(e, e'p)d and 3H(e, e'p)X measurements

NUCLEAR REACTIONS 3He, 3H(e-, e-'p), E=4.326 GeV; measured reaction products, Eβ, Iβ. 2NN; deduced exclusion limits for a bound dineutron state as a function of binding energy.

doi: 10.1016/j.physletb.2022.137165
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2022ST04      Phys.Rev. C 105, 045202 (2022)

I.Strakovsky, S.Sirca, W.J.Briscoe, A.Deur, A.Schmidt, R.L.Workman

Single-pion contribution to the Gerasimov-Drell-Hearn sum rule and related integrals

NUCLEAR REACTIONS 1H(γ, X), (γ, nπ+), (γ, pπ0), N(γ, X), (γ, nπ0), (γ, pπ-), E=150-2000 MeV; analyzed experimental and theoretical data on σ, differences of total σ for the helicity states 3/2 and 1/2; deduced Gerasimov-Drell-Hearn (GDH), Baldin, and Gell-Mann–Goldberger–Thirring (GGT) sum rules, contribution of the single-pion photoproduction off the nucleon to the sum-rules to these sum rules.

doi: 10.1103/PhysRevC.105.045202
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2021AC08      Eur.Phys.J. A 57, 261 (2021)

A.Accardi, A.Afanasev, I.Albayrak, S.F.Ali, M.Amaryan, J.R.M.Annand, J.Arrington, A.Asaturyan, H.Atac, H.Avakian, T.Averett, C.Ayerbe Gayoso, X.Bai, L.Barion, M.Battaglieri, V.Bellini, R.Beminiwattha, F.Benmokhtar, V.V.Berdnikov, J.C.Bernauer, V.Bertone, A.Bianconi, A.Biselli, P.Bisio, P.Blunden, M.Boer, M.Bondi, K.-T.Brinkmann, W.J.Briscoe, V.Burkert, T.Cao, A.Camsonne, R.Capobianco, L.Cardman, M.Carmignotto, M.Caudron, L.Causse, A.Celentano, P.Chatagnon, J.-P.Chen, T.Chetry, G.Ciullo, E.Cline, P.L.Cole, M.Contalbrigo, G.Costantini, A.D'Angelo, L.Darme, D.Day, M.Defurne, M.De Napoli, A.Deur, R.De Vita, N.D'Hose, S.Diehl, M.Diefenthaler, B.Dongwi, R.Dupre, H.Dutrieux, D.Dutta, M.Ehrhart, L.El Fassi, L.Elouadrhiri, R.Ent, J.Erler, I.P.Fernando, A.Filippi, D.Flay, T.Forest, E.Fuchey, S.Fucini, Y.Furletova, H.Gao, D.Gaskell, A.Gasparian, T.Gautam, F.-X.Girod, K.Gnanvo, J.Grames, G.N.Grauvogel, P.Gueye, M.Guidal, S.Habet, T.J.Hague, D.J.Hamilton, O.Hansen, D.Hasell, M.Hattawy, D.W.Higinbotham, A.Hobart, T.Horn, C.E.Hyde, H.Ibrahim, A.Ilyichev, A.Italiano, K.Joo, S.J.Joosten, V.Khachatryan, N.Kalantarians, G.Kalicy, B.Karky, D.Keller, C.Keppel, M.Kerver, M.Khandaker, A.Kim, J.Kim, P.M.King, E.Kinney, V.Klimenko, H.-S.Ko, M.Kohl, V.Kozhuharov, B.T.Kriesten, G.Krnjaic, V.Kubarovsky, T.Kutz, L.Lanza, M.Leali, P.Lenisa, N.Liyanage, Q.Liu, S.Liuti, J.Mammei, S.Mantry, D.Marchand, P.Markowitz, L.Marsicano, V.Mascagna, M.Mazouz, M.McCaughan, B.McKinnon, D.McNulty, W.Melnitchouk, A.Metz, Z.-E.Meziani, S.Migliorati, M.Mihovilovic, R.Milner, A.Mkrtchyan, H.Mkrtchyan, A.Movsisyan, H.Moutarde, M.Muhoza, C.Munoz Camacho, J.Murphy, P.Nadel-Turonski, E.Nardi, J.Nazeer, S.Niccolai, G.Niculescu, R.Novotny, J.F.Owens, M.Paolone, L.Pappalardo, R.Paremuzyan, B.Pasquini, E.Pasyuk, T.Patel, I.Pegg, C.Peng, D.Perera, M.Poelker, K.Price, A.J.R.Puckett, M.Raggi, N.Randazzo, M.N.H.Rashad, M.Rathnayake, B.Raue, P.E.Reimer, M.Rinaldi, A.Rizzo, Y.Roblin, J.Roche, O.Rondon-Aramayo, F.Sabatie, G.Salme, E.Santopinto, R.Santos Estrada, B.Sawatzky, A.Schmidt, P.Schweitzer, S.Scopetta, V.Sergeyeva, M.Shabestari, A.Shahinyan, Y.Sharabian, S.Sirca, E.S.Smith, D.Sokhan, A.Somov, N.Sparveris, M.Spata, H.Spiesberger, M.Spreafico, S.Stepanyan, P.Stoler, I.Strakovsky, R.Suleiman, M.Suresh, P.Sznajder, H.Szumila-Vance, V.Tadevosyan, A.S.Tadepalli, A.W.Thomas, M.Tiefenback, R.Trotta, M.Ungaro, P.Valente, M.Vanderhaeghen, L.Venturelli, H.Voskanyan, E.Voutier, B.Wojtsekhowski, M.H.Wood, S.Wood, J.Xie, W.Xiong, Z.Ye, M.Yurov, H.-G.Zaunick, S.Zhamkochyan, J.Zhang, S.Zhang, S.Zhao, Z.W.Zhao, X.Zheng, J.Zhou, C.Zorn

An experimental program with high duty-cycle polarized and unpolarized positron beams at Jefferson Lab

doi: 10.1140/epja/s10050-021-00564-y
Citations: PlumX Metrics


2021BE16      Eur.Phys.J. A 57, 144 (2021)

J.C.Bernauer, V.D.Burkert, E.Cline, A.Schmidt, Y.Sharabian

Determination of two-photon exchange via e+/p/e-p scattering with CLAS12

doi: 10.1140/epja/s10050-021-00462-3
Citations: PlumX Metrics


2021CL02      Eur.Phys.J. A 57, 290 (2021)

E.Cline, J.C.Bernauer, A.Schmidt

Direct TPE measurement via e+ p/e-p scattering at low e in Hall A

doi: 10.1140/epja/s10050-021-00597-3
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2021GR05      Eur.Phys.J. A 57, 213 (2021)

G.N.Grauvogel, T.Kutz, A.Schmidt

Target-normal single spin asymmetries measured with positrons

doi: 10.1140/epja/s10050-021-00531-7
Citations: PlumX Metrics


2021PU02      Eur.Phys.J. A 57, 188 (2021)

A.J.R.Puckett, J.C.Bernauer, A.Schmidt

Polarization transfer in e+ p → e+ p scattering using the Super BigBite Spectrometer

doi: 10.1140/epja/s10050-021-00509-5
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2021SE13      Phys. Rev. Res. 3, 023240 (2021)

E.P.Segarra, J.R.Pybus, F.Hauenstein, D.W.Higinbotham, G.A.Miller, E.Piasetzky, A.Schmidt, M.Strikman, L.B.Weinstein, O.Hen

Short-range correlations and the nuclear EMC effect in deuterium and helium-3

NUCLEAR STRUCTURE 2H, 3He; calculated modification of the partonic structure of nucleons bound in atomic nuclei also known as the EMC effect using a convolution formalism that allows isolating the impact of high-momentum nucleons in short-ranged correlated (SRC) pairs.

doi: 10.1103/PhysRevResearch.3.023240
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2021WE05      Phys.Rev. C 103, L031301 (2021)

R.Weiss, A.W.Denniston, J.R.Pybus, O.Hen, E.Piasetzky, A.Schmidt, L.B.Weinstein, N.Barnea

Extracting the number of short-range correlated nucleon pairs from inclusive electron scattering data

NUCLEAR REACTIONS 2H, 4He(e-, e-'), E at 50, 100, 150 MeV/c; calculated σ(E), σ(4He)/σ(d) ratio; deduced GCF parameter confidence intervals. 40,48Ca(e-, e-'), E not given; analyzed recent measurements of a2; deduced relative abundances of short-range correlated (SRC) nucleon pairs. Generalized contact formalism (GCF) with several nuclear interaction mode. Comparison with experimental data.

doi: 10.1103/PhysRevC.103.L031301
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2020PY01      Phys.Lett. B 805, 135429 (2020)

J.R.Pybus, I.Korover, R.Weiss, A.Schmidt, N.Barnea, D.W.Higinbotham, E.Piasetzky, M.Strikman, L.B.Weinstein, O.Hen

Generalized contact formalism analysis of the 4He(e, e'pN) reaction

NUCLEAR REACTIONS 4He(e-, X), E not given; analyzed available data; deduced that kinematic distributions, such as the reconstructed pair opening angle, recoil neutron momentum distribution, and pair center of mass motion, as well as the measured missing energy, missing mass distributions, are all well reproduced by the Generalized Contact Formalism (GCF) calculations.

doi: 10.1016/j.physletb.2020.135429
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2009BE42      Phys.Rev. C 80, 057303 (2009)

Z.Berant, E.Oster, R.J.Casperson, A.Wolf, V.Werner, A.Heinz, R.F.Casten, G.Gurdal, E.A.McCutchan, D.S.Brenner, J.R.Terry, R.Winkler, E.Williams, J.Qian, A.Schmidt, M.K.Smith, T.Ahn, C.W.Beausang, P.H.Regan, T.Ross, M.Bunce, B.Darakchieva, D.A.Meyer, J.LeBlanc, K.Dudziak, C.Bauer, G.Henning

g factor of the 2+1 state of 172Hf

NUCLEAR MOMENTS 172Hf; measured g factor of first 2+ state using integral perturbed angular correlation method. Comparisons with g factors of neighboring even-even Hf nuclei and with predictions of several nuclear models including interacting boson approximation (IBA-2).

RADIOACTIVITY 172Ta(EC), (β+) [from 165Ho(12C, 5n), E=85 MeV]; measured Eγ, Iγ, γγ-coin, and cascade Iγ as a function of angle and magnetic field.

doi: 10.1103/PhysRevC.80.057303
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2008WE07      Phys.Rev. C 78, 031301 (2008)

V.Werner, N.Benczer-Koller, G.Kumbartzki, J.D.Holt, P.Boutachkov, E.Stefanova, M.Perry, N.Pietralla, H.Ai, K.Aleksandrova, G.Anderson, R.B.Cakirli, R.J.Casperson, R.F.Casten, M.Chamberlain, C.Copos, B.Darakchieva, S.Eckel, M.Evtimova, C.R.Fitzpatrick, A.B.Garnsworthy, G.Gurdal, A.Heinz, D.Kovacheva, C.Lambie-Hanson, X.Liang, P.Manchev, E.A.McCutchan, D.A.Meyer, J.Qian, A.Schmidt, N.J.Thompson, E.Williams, R.Winkler

Evidence for the microscopic formation of mixed-symmetry states from magnetic moment measurements

NUCLEAR REACTIONS C(92Zr, 92Zr'), (94Zr, 94Zr'), E=275 MeV; measured Eγ, Iγ, (particle)γ-coin. Comparison with shell model and quasiparticle phonon model calculations.

NUCLEAR MOMENTS C(92Zr, 92Zr'), (94Zr, 94Zr'), E=275 MeV; 92,94Zr; measured g factors. Transient field technique.

doi: 10.1103/PhysRevC.78.031301
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2004VO04      Eur.Phys.J. A 20, 129 (2004)

P.von Brentano, A.F.Lisetskiy, N.Pietralla, A.Schmidt, I.Schneider, C.Friessner

Isospin mixing in the 4+ doublet of 54Co

NUCLEAR REACTIONS 54Fe(p, n), E=15 MeV; analyzed Eγ, Iγ. 54Co levels deduced δ, isospin mixing.

doi: 10.1140/epja/i2002-10337-8
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2003LI38      Phys.Rev. C 68, 034316 (2003)

A.F.Lisetskiy, N.Pietralla, M.Honma, A.Schmidt, I.Schneider, A.Gade, P.von Brentano, T.Otsuka, T.Mizusaki, B.A.Brown

Experimental evidence for 56Ni-core breaking from the low-spin structure of the N = Z nucleus 5829Cu29

NUCLEAR REACTIONS 58Ni(p, nγ), E=14 MeV; measured Eγ, Iγ, γγ-coin, γ-ray polarization. 58Cu deduced levels, J, π, δ, B(E2), B(M1), analog states features. Comparison with model predictions.

doi: 10.1103/PhysRevC.68.034316
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2003WE03      Eur.Phys.J. A 16, 275 (2003)

J.Weiss, P.Achenbach, R.Beck, V.Hejny, V.Kleber, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, V.M.Olmos de Leon, R.O.Owens, F.Rambo, A.Schmidt, U.Siodlaczek, H.Stroher, F.Wissmann, M.Wolf

Exclusive measurement of quasi-free η-photoproduction from deuterium

NUCLEAR REACTIONS 2H(γ, nX), (γ, pX), E=630-820 MeV; measured En, Ep, quasi-free η production σ; deduced reaction mechanism features.

doi: 10.1140/epja/i2002-10085-9
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2002BE29      Acta Phys.Pol. B33, 813 (2002)

R.Beck, R.Leukel, A.Schmidt, for the A2- and TAPS-Collaborations

New Results and Future Plans with Real Photons at MAMI

NUCLEAR REACTIONS 1H(polarized γ, π0), E=145-380 MeV; measured σ, σ(θ), photon asymmetry; deduced partial wave amplitudes. Tagged photons.


2002HE08      Eur.Phys.J. A 13, 493 (2002)

V.Hejny, J.Weiss, P.Achenbach, J.Ahrens, J.R.M.Annand, R.Beck, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, I.J.D.MacGregor, V.Metag, R.Novotny, V.Olmos de Leon, F.Rambo, A.Schmidt, M.Schumacher, U.Siodlaczek, H.Stroher, F.Wissmann, M.Wolf

Threshold Enhancement in η Photoproduction from 2H and 4He

NUCLEAR REACTIONS 2H, 4He(γ, X), E ≈ 590-680 MeV; measured η meson production σ, σ(θ), momentum distributions; deduced enhancement relative to model prediction. Tagged photons.

doi: 10.1007/s10050-002-8779-0
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2002LI35      Phys.Rev.Lett. 89, 012502 (2002)

A.F.Lisetskiy, A.Schmidt, I.Schneider, C.Friessner, N.Pietralla, P.von Brentano

Isospin Mixing between Low-Lying States of the Odd-Odd N = Z Nucleus 54Co

NUCLEAR STRUCTURE 54Co; analyzed transitions δ, related data; deduced isospin mixing ratio. Shell model.

doi: 10.1103/PhysRevLett.89.012502
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2002PI04      Phys.Rev. C65, 024317 (2002)

N.Pietralla, R.Krucken, C.J.Barton, C.W.Beausang, M.A.Caprio, R.F.Casten, J.R.Cooper, A.A.Hecht, J.R.Novak, N.V.Zamfir, A.Lisetskiy, A.Schmidt

Lifetimes of Quasideuteron Configurations in the Odd-Odd N = Z Nucleus 2550Mn25

NUCLEAR REACTIONS 40Ca(12C, np), E=27 MeV; measured Eγ, Iγ, γγ-coin, DSA. 50Mn deduced levels, J, π, T1/2, B(M1), B(E2), quasideuteron configurations. Comparison with shell-model predictions.

doi: 10.1103/PhysRevC.65.024317
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2002VO12      Nucl.Phys. A704, 115c (2002)

P.von Brentano, C.Friessner, R.V.Jolos, A.F.Lisetskiy, A.Schmidt, I.Schneider, N.Pietralla, T.Sebe, T.Otsuka

Low Spin Structure of Odd-Odd N = Z Nuclei 54Co and 50Mn

NUCLEAR REACTIONS 54Fe(p, n), E=13 MeV; 50Cr(p, n), E=15 MeV; measured Eγ, Iγ. 54Co, 50Mn deduced levels, J, π, B(E2), B(M1). Comparison with shell model predictions.

doi: 10.1016/S0375-9474(02)00772-8
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2001GA25      Nucl.Phys. A686, 3 (2001)

A.Gade, H.Meise, I.Wiedenhover, A.Schmidt, A.Gelberg, P.von Brentano

Non-Yrast Low-Spin States in the Triaxially Deformed Nucleus 123Xe

NUCLEAR REACTIONS 123Te(3He, 3n), E=24 MeV; measured Eγ, Iγ, γγ-coin. 123Xe deduced levels, J, π, δ. Comparison with rigid-triaxial-rotor-plus-particle calculations.

doi: 10.1016/S0375-9474(00)00510-8
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2001LI43      Yad.Fiz. 64, No 7, 1281 (2001); Phys.Atomic Nuclei 64, 1206 (2001)

A.F.Lisetskiy, C.Friessner, A.Schmidt, I.Schneider, N.Pietralla, P.von Brentano, R.V.Jolos, T.Otsuka, T.Sebe, Y.Utsuno

Toward Isovector M1 Transitions in Odd-Odd N = Z Nuclei

NUCLEAR STRUCTURE 22Na, 46V, 50Mn; analyzed transitions B(M1); deduced quasideuteron configurations. Rotor plus quasideuteron model.

doi: 10.1134/1.1389543
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2001OL04      Eur.Phys.J. A 10, 207 (2001)

V.Olmos de Leon, F.Wissmann, P.Achenbach, J.Ahrens, H.-J.Arends, R.Beck, P.D.Harty, V.Hejny, P.Jennewein, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, J.C.McGeorge, V.Metag, R.Novotny, A.Polonsky, F.Rambo, A.Schmidt, M.Schumacher, U.Siodlaczek, H.Stroher, A.Thomas, J.Weiss, M.Wolf

Low-Energy Compton Scattering and the Polarizabilities of the Proton

NUCLEAR REACTIONS 1H(γ, γ'), E=55-165 MeV; measured Eγ, σ(θ). 1H deduced electromagnetic polarizabilities.

doi: 10.1007/s100500170132
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2001SC51      Phys.Rev.Lett. 87, 232501 (2001)

A.Schmidt, P.Achenbach, J.Ahrens, H.J.Arends, R.Beck, A.M.Bernstein, V.Hejny, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, I.J.D.McGregor, J.C.McGeorge, V.Metag, V.M.Olmos de Leon, F.Rambo, U.Siodlaczek, H.Stroher, Th.Walcher, J.Weiss, F.Wissmann, M.Wolf

Test of Low-Energy Theorems for 1H(γ(pol), π0)1H in the Threshold Region

NUCLEAR REACTIONS 1H(polarized γ, π0), E=144-168 MeV; measured σ, σ(θ), photon asymmetry; deduced partial wave amplitudes. Tagged-photon beam.

doi: 10.1103/PhysRevLett.87.232501
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2001SI24      Eur.Phys.J. A 10, 365 (2001)

U.Siodlaczek, P.Achenbach, J.Ahrens, J.R.M.Annand, H.-J.Arends, R.Beck, R.Bilger, H.Clement, V.Hejny, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, J.C.McGeorge, V.Metag, R.Novotny, V.Olmos de Leon, F.Rambo, M.Schepkin, A.Schmidt, I.Seluzhenkov, H.Stroher, G.J.Wagner, Th.Walcher, J.Weiss, F.Wissmann, M.Wolf

Coherent and Incoherent π0 Photoproduction from the Deuteron

NUCLEAR REACTIONS 2H(γ, π0), (γ, π0n), E=140-306 MeV; measured missing energy spectra, σ(θ), σ. Tagged photons.

doi: 10.1007/s100500170120
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2001VO03      Nucl.Phys. A682, 48c (2001)

P.von Brentano, A.F.Lisetskiy, A.Dewald, C.Friessner, A.Schmidt, I.Schneider, N.Pietralla

Quasideuteron Configurations in 46V and 58Cu

NUCLEAR REACTIONS 46Ti, 58Ni(p, n), E not given; 32S(16O, np), E not given; analyzed data. 46V, 58Cu deduced transitions B(M1), B(E2), quasideuteron configurations. Shell model calculations.

doi: 10.1016/S0375-9474(00)00621-7
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2001VO10      Prog.Part.Nucl.Phys. 46, 197 (2001)

P.von Brentano, A.F.Lisetskiy, C.Friessner, N.Pietralla, A.Schmidt, I.Schneider, R.V.Jolos, T.Otsuka, T.Sebe, Y.Utsuno

Approaching Rotational Collectivity in Odd-Odd N = Z Nuclei in pf-Shell

NUCLEAR STRUCTURE 46V, 50Mn; calculated levels, J, π, transitions B(E2), B(M1); deduced collective features. Rotor-plus-quasideuteron model.

doi: 10.1016/S0146-6410(01)00124-7
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2001WE15      Eur.Phys.J. A 11, 371 (2001)

J.Weiss, P.Achenbach, J.Ahrens, J.R.M.Annand, R.Beck, V.Hejny, J.D.Kellie, V.Kleber, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, V.M.Olmos de Leon, F.Rambo, A.Schmidt, U.Siodlaczek, H.Stroher, F.Wissmann, M.Wolf

Exclusive Measurement of Coherent η-Photoproduction from the Deuteron

NUCLEAR REACTIONS 2H(γ, X), E=640-745 MeV; measured σ(θ) for η-photoproduction. Comparison with earlier data and with calculations.

doi: 10.1007/s100500170047
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2000KL12      Eur.Phys.J. A 9, 1 (2000)

V.Kleber, P.Achenbach, J.Ahrens, R.Beck, V.Hejny, J.D.Kellie, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, R.Novotny, V.Olmos de Leon, R.O.Owens, F.Rambo, A.Schmidt, M.Schumacher, U.Siodlaczek, H.Stroher, J.Weiss, F.Wissmann, M.Wolf

Double-π0 Photoproduction from the Deuteron

NUCLEAR REACTIONS 2H(γ, 2π0X), E=200-820 MeV; measured two-pion production σ, invariant mass distributions. 1n(γ, 2π0X), E=400-820 MeV; deduced two-pion production σ. Tagged photons.

doi: 10.1007/s100500070047
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2000SC06      Phys.Rev. C61, 044312 (2000)

I.Schneider, A.F.Lisetskiy, C.Friessner, R.V.Jolos, N.Pietralla, A.Schmidt, D.Weisshaar, P.von Brentano

Low Spin Structure of the N = Z Odd-Odd Nucleus 2754Co27

NUCLEAR REACTIONS 54Fe(p, n), E not given; measured Eγ, Iγ, γ-ray polarization. 54Co deduced levels, J, π, δ, branching ratios. Cluster detectors. Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.61.044312
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2000SC35      Phys.Rev. C62, 044319 (2000)

A.Schmidt, I.Schneider, C.Friessner, A.F.Lisetskiy, N.Pietralla, T.Sebe, T.Otsuka, P.von Brentano

Low Spin Structure of the N = Z Odd-Odd Nucleus 2550Mn25

NUCLEAR REACTIONS 50Cr(p, n), E=15 MeV; measured Eγ, Iγ, γγ-coin. 50Mn deduced levels, J, π, δ. Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.62.044319
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2000SI10      Nucl.Phys. A663-664, 428c (2000)

U.Siodlaczek, P.Achenbach, J.Ahrens, H.-J.Arends, R.Beck, R.Bilger, H.Clement, V.Hejny, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, R.Novotny, V.Olmos de Leon, F.Rambo, M.Schepkin, A.Schmidt, M.Schumacher, H.Stroher, G.J.Wagner, Th.Walcher, J.Weiss, F.Wissmann, M.Wolf

Measurement of Coherent and Incoherent π0 Photoproduction Off the Deuteron with Tagged Photons Up to the Δ Region

NUCLEAR REACTIONS 2H(γ, π0), E=130-306 MeV; measured pions missing energy spectra, σ(θ). Tagged photons.

doi: 10.1016/S0375-9474(99)00675-2
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2000SI39      Eur.Phys.J. A 9, 309 (2000)

U.Siodlaczek, P.Achenbach, J.Ahrens, H.-J.Arends, R.Beck, R.Bilger, H.Clement, V.Hejny, J.D.Kellie, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, J.C.McGeorge, V.Metag, R.Novotny, V.Olmos de Leon, F.Rambo, M.Schepkin, A.Schmidt, H.Stroher, G.J.Wagner, Th.Walcher, J.Weiss, F.Wissmann, M.Wolf

Search for Narrow Dibaryon Resonances in Neutral Pion Photoproduction from the Deuteron

NUCLEAR REACTIONS 2H(γ, π0), E=140-300 MeV; measured σ(θ, E); deduced absence of resonances in the 2-baryon system.

doi: 10.1007/s100500070015
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2000VO09      Prog.Part.Nucl.Phys. 44, 29 (2000)

P.von Brentano, A.F.Lisetskiy, I.Schneider, C.Friessner, R.V.Jolos, N.Pietralla, A.Schmidt

Low Spin Structure of Odd-Odd N = Z Nuclei

NUCLEAR STRUCTURE 6Li, 10B, 14N, 18F, 22Na, 26Al, 30P, 34Cl, 38K, 42Sc; calculated transitions B(M1). Comparisons with data.

NUCLEAR REACTIONS 54Fe(p, n), E=13 MeV; 46Ti(p, n), E=15 MeV; measured Eγ, Iγ, γγ-coin. 54Co, 46V deduced levels, J, π, B(M1). Comparison with shell model.

doi: 10.1016/S0146-6410(00)00054-5
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2000WI05      Nucl.Phys. A663-664, 397c (2000)

F.Wissmann, P.Achenbach, J.Ahrens, H.-J.Arends, R.Beck, R.Bilger, M.Camen, G.P.Capitani, G.Caselotti, G.Galler, P.Grabmayr, F.Harter, T.Hehl, E.Heid, V.Hejny, O.Jahn, P.Jennewein, R.Kondratev, K.Kossert, M.Kotulla, B.Krusche, V.Kuhr, M.Lang, R.Leukel, M.I.Levchuk, V.Lisin, A.I.Lvov, A.M.Massone, V.Metag, A.Natter, R.Novotny, V.Olmos de Leon, P.Ottonello, J.Peise, A.Polonsky, I.Preobrashenskij, S.Proff, F.Rambo, A.Robbiano, D.Rosenkranz, M.Sanzone, E.Schilling, A.Schmidt, M.Schumacher, B.Seitz, U.Siodlaczek, F.Smend, H.Stroher, H.Vorwerk, Th.Walcher, J.Weiss, M.Wolf, S.Wolf, F.Zapadtka

Compton Scattering from the Free and Bound Proton Above π-Threshold

NUCLEAR REACTIONS 1,2H(γ, γ'X), E=200-800 MeV; measured σ(θ).

doi: 10.1016/S0375-9474(99)00626-0
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2000WO12      Eur.Phys.J. A 9, 5 (2000)

M.Wolf, J.Ahrens, R.Beck, V.Hejny, J.D.Kellie, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, J.C.Nacher, R.Novotny, V.Olmos de Leon, R.O.Owens, F.Rambo, A.Schmidt, M.Schumacher, U.Siodlaczek, H.Stroher, J.Weiss, F.Wissmann

Photoproduction of Neutral Pion Pairs from the Proton

NUCLEAR REACTIONS 1H(γ, 2π0X), E=300-820 MeV; measured two-pion production σ, invariant mass distributions. Tagged photons.

doi: 10.1007/s100500070048
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1999FR14      Phys.Rev. C60, 011304 (1999)

C.Friessner, N.Pietralla, A.Schmidt, I.Schneider, Y.Utsuno, T.Otsuka, P.von Brentano

Low Spin Structure of the N = Z Odd-Odd Nucleus 2346V23

NUCLEAR REACTIONS 46Ti(p, n), E=15 MeV; measured Eγ, Iγ(θ), γγ-coin. 46V deduced levels, J, π, δ. Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.60.011304
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1999HE27      Eur.Phys.J. A 6, 83 (1999)

V.Hejny, P.Achenbach, J.Ahrens, R.Beck, S.J.Hall, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, R.Novotny, V.Olmos de Leon, R.O.Owens, F.Rambo, A.Schmidt, M.Schumacher, U.Siodlaczek, H.Stroher, F.Wissmann, J.Weiss, M.Wolf

Near Threshold Photoproduction of η Mesons from 4He

NUCLEAR REACTIONS 4He(γ, X), E=threshold-818 MeV; measured η meson exclusive and inclusive production σ, σ(θ); deduced neutron, proton, coherent contributions. Tagged photons.

doi: 10.1007/s100500050320
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1999RA29      Nucl.Phys. A660, 69 (1999)

F.Rambo, P.Achenbach, J.Ahrens, H.-J.Arends, R.Beck, S.J.Hall, V.Hejny, P.Jennewein, S.S.Kamalov, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, R.Novotny, V.Olmos de Leon, A.Schmidt, M.Schumacher, U.Siodlaczek, F.Smend, H.Stroher, J.Weiss, F.Wissmann, M.Wolf

Coherent π0 Photoproduction from 4He

NUCLEAR REACTIONS 4He(γ, π0), E=200-400 MeV; measured σ, σ(θ); deduced in-medium modification of Δ resonance parameters. Tagged coherent bremsstrahlung beam, DWIA analysis.

doi: 10.1016/S0375-9474(99)00383-8
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1999SC20      Phys.Rev. C60, 014312 (1999)

I.Schneider, R.S.Chakrawarthy, I.Wiedenhover, A.Schmidt, H.Meise, P.Petkov, A.Dewald, P.von Brentano, O.Stuch, K.Jessen, D.Weisshaar, C.Schumacher, O.Vogel, G.Sletten, B.Herskind, M.Bergstrom, J.Wrzesinski

Magnetic Dipole Band in 124Xe

NUCLEAR REACTIONS 110Pd(18O, 4n), E=86 MeV; measured Eγ, Iγ, γγ-coin. 124Xe deduced high-spin levels, J, π, B(M1)/B(E2), configurations, magnetic dipole band. Nordball array.

doi: 10.1103/PhysRevC.60.014312
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1999WI15      Nucl.Phys. A660, 232 (1999)

F.Wissmann, V.Kuhr, O.Jahn, H.Vorwerk, P.Achenbach, J.Ahrens, H.-J.Arends, R.Beck, M.Camen, G.Caselotti, E.Heid, V.Hejny, P.Jennewein, R.Kondratev, K.Kossert, M.Kotulla, B.Krusche, M.Lang, R.Leukel, M.I.Levchuk, V.Lisin, V.Metag, R.Novotny, V.Olmos de Leon, A.Polonsky, I.Preobrashenskij, F.Rambo, D.Rosenkranz, E.Schilling, A.Schmidt, M.Schumacher, B.Seitz, U.Siodlaczek, H.Stroher, A.Thomas, Th.Walcher, J.Weiss, M.Wolf, F.Zapadtka

Compton Scattering from the Free and Bound Proton at Backward Angles Above π-Threshold

NUCLEAR REACTIONS 1H(γ, γ'), E=200-410 MeV; 2H(γ, γ'), E=200-290 MeV; measured Eγ, σ(θ); deduced proton spin polarizabilities. Dispersion theory.

doi: 10.1016/S0375-9474(99)00419-4
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1998DE48      Eur.Phys.J. A 3, 103 (1998)

A.Dewald, A.Schmidt, G.Alexius, O.Vogel, R.S.Chakrawarthy, D.Bazzacco, P.von Brentano, A.Gizon, J.Gizon, S.Lunardi, D.R.Napoli, P.Pavan, C.Rossi Alvarez, I.Wiedenhover

Five-Quasiparticle Bands in 127Ba

NUCLEAR REACTIONS 96Zr(36S, 5n), E=150 MeV; measured Eγ, Iγ, γγ-coin. 127Ba deduced high-spin levels, J, π, rotational bands properties. GASP spectrometer.

doi: 10.1007/s100500050153
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1998RA12      Phys.Rev. C58, 489 (1998)

F.Rambo, J.Ahrens, H.-J.Arends, R.Beck, G.Galler, J.D.Kellie, H.-P.Krahn, A.Kraus, U.Ludwig, J.Peise, A.Schmidt, M.Schumacher, F.Smend, F.Wissmann, S.Wolf

Enhancement of the Linear Polarization of Coherent Bremsstrahlung by Collimation of the Photon Beam

NUCLEAR REACTIONS 4He(polarized γ, π0), E=200-400 MeV bremsstrahlung; analyzed asymmetry; deduced beam polarization, collimation effect. Coherent bremsstrahlung from diamond crystals.

doi: 10.1103/PhysRevC.58.489
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1998SC23      Eur.Phys.J. A 2, 21 (1998)

A.Schmidt, I.Schneider, H.Meise, I.Wiedenhover, O.Stuch, K.Jessen, D.Weisshaar, C.Schumacher, P.von Brentano, G.Sletten, B.Herskind, M.Bergstrom, J.Wrzesinski

High Spin Structure in 123Xe

NUCLEAR REACTIONS 110Pd(18O, 5n), E=86 MeV; measured Eγ, Iγ, γγ-coin. 123Xe deduced high-spin levels, J, π, band structure.

doi: 10.1007/s100500050086
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1994AP01      Phys.Rev. C49, 2608 (1994)

B.Apagyi, A.Schmidt, W.Scheid, H.Voit

12C + 12C Elastic Scattering Potentials Obtained by Unifying Phase-Shift Analysis with the Modified Newton-Sabatier Inverse Method

NUCLEAR REACTIONS 12C(12C, 12C), E(cm)=8-12 MeV; analyzed σ(θ). Unification of phase shift analysis with modified Newton-Sabatier inverse method.

doi: 10.1103/PhysRevC.49.2608
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1994BE26      Z.Phys. A348, 317 (1994)

V.Bernard, N.Kaiser, Ulf.-G.Meissner, A.Schmidt

Aspects of Nucleon Compton Scattering

NUCLEAR STRUCTURE 1H, 1n; analyzed Compton scattering amplitudes; deduced electromagnetic polarizabilities.

doi: 10.1007/BF01305891
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1994BE36      Nucl.Phys. A580, 475 (1994)

V.Bernard, N.Kaiser, Ulf.G.Meissner, A.Schmidt

Threshold Two-Pion Photo- and Electroproduction: More neutrals than expected

doi: 10.1016/0375-9474(94)90910-5
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1978AV01      Phys.Rev. C17, 380 (1978)

F.T.Avignone III, A.G.Schmidt

γ-Ray and Internal-Conversion Intensity Studies of Transitions in the Decay of 228Th

RADIOACTIVITY 228Th + products; measured Eγ, Iγ, I(ce). 212Bi, 208Pb, 212Po, 208Tl transitions deduced ICC, λ, δ.

doi: 10.1103/PhysRevC.17.380
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1977SC03      Phys.Lett. 66B, 133 (1977)

A.G.Schmidt, R.L.Mlekodaj, E.L.Robinson, F.T.Avignone, J.Lin, G.M.Gowdy, J.L.Wood, R.W.Fink

New Isomers of 185,187Tl and the Departure of the h9/2 Intruder State

doi: 10.1016/0370-2693(77)90158-7
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1974OE01      Nucl.Phys. A219, 543 (1974)

R.N.Oehlberg, L.L.Riedinger, A.E.Rainis, A.G.Schmidt, E.G.Funk, J.W.Mihelich

Coulomb Excitation Studies of 160Dy, 162Dy and 164Dy

NUCLEAR REACTIONS 160,162,164Dy(16O, 16O'γ), E=57.5-60 MeV; 160,162,164Dy(α, α'γ), E=13.5-15.0 MeV; measured σ(E), Iγ. 160,162,164Dy deduced levels, J, π, B(E2), B(E3). Enriched targets; Ge(Li) detector.

doi: 10.1016/0375-9474(74)90116-X
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1974SC15      Phys.Rev. C9, 2346 (1974)

A.G.Schmidt, J.W.Mihelich, E.G.Funk

Multipole Mixtures of Gamma-Ray Transitions Depopulating the 1318-keV (2-) and 1518-keV (6+ or 7-) States in 174Yb

RADIOACTIVITY 174Lu; measured Eγ, Iγ, I(ce), γγ(θ), deduced ICC. 174Yb levels deduced J, π, γ-mixing.

doi: 10.1103/PhysRevC.9.2346
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Note: The following list of authors and aliases matches the search parameter A.Schmidt: , A.G.SCHMIDT