U. Thoma

Publication List Details

Period

1995 - 2009

Number

223

Co-Authors

Photoproduction of $\eta$ and $\eta\prime$ Mesons off Protons (2009)

CBELSA, The, Crede, TAPS Collaboration: Volker, McVeigh, A., Anisovich, A., Bacelar, J., Bantes, R., ...

Total and differential cross sections for $\eta$ and $\eta ^\prime$ photoproduction off the proton have been determined with the CBELSA/TAPS detector for photon energies between 0.85 and 2.55 GeV....

Photoproduction of eta-mesons off nuclei for Eg < 2.2 GeV (2008)

Mertens, T., Jaegle, I., Muehlich, P., Bacelar, J. C. S., Bantes, B., Bartholomy, O., ...

Photoproduction of $\eta$ mesons off $^{12}$C, $^{40}$Ca, $^{93}$Nb, and $^{nat}$Pb nuclei has been measured with a tagged photon beam with energies between 0.6 and 2.2 GeV. The experiment was...

Linearly polarised photon beams at ELSA and measurement of the beam asymmetry in pi^0-photoproduction off the proton (2008)

Elsner, D., Bantes, B., Bartholomy, O., Bayadilov, D. E., Beck, R., Beloglazov, Y. A., ...

At the electron accelerator ELSA a linearly polarised tagged photon beam is produced by coherent bremsstrahlung off a diamond crystal. Orientation and energy range of the linear polarisation can be...

Photoproduction of $\eta$ mesons off neutrons from a deuteron target (2008)

Anisovich, A. V., Jaegle, I., Klempt, E., Krusche, B., Nikonov, V. A., Sarantsev, A. V., ...

A formalism is developed for the partial wave analysis of data on meson photoproduction off deuterons and applied to photoproduction of $\eta$ and $\pi^0$ mesons. Different interpretations of a...

Quasi-free photoproduction of eta-mesons of the neutron (2008)

Jaegle, I., Mertens, T., Anisovich, A. V., Bacelar, J. C. S., Bantes, B., Bartholomy, O., ...

Quasi-free photoproduction of eta-mesons off nucleons bound in the deuteron has been measured with the CBELSA/TAPS detector for incident photon energies up to 2.5 GeV at the Bonn ELSA accelerator....

Modification of the $\omega$-Meson Lifetime in Nuclear Matter (2008)

Kotulla, M., Trnka, D., Mühlich, P., Anton, G., Bacelar, J. C. S., Bartholomy, O., ...

The photo production of $\omega$ mesons on the nuclei C, Ca, Nb and Pb has been measured using the Crystal Barrel/TAPS detector at the ELSA tagged photon facility in Bonn. The dependence of the...

A New Analysis of the Radiative Decay (2007)

K. M. Crowe, F. H. Heinsius, P. Kammel, M. Lakata, T. Degener, ...

We report on a measurement of the branching ratio of the rare decay #### relative to the well known decay ### 0 #. The #'s are produced in pp### and pp## 0 #. Eigenstate mixing and interference...

U. Thoma (for the Crystal Barrel Collaboration) (2007)

U. Thoma, Crystal Barrel Collaboration

Introduction The f 0 (1370) and f 0 (1500) have been studied in detail in pp annihilations at rest by the Crystal Barrel Collaboration[1]\Gamma[3] The peculiar decay pattern of the f 0 (1500) into...

J. Adomeit, B. Kammle, J. Meier, P. Schmidt, R. Seibert, U. Strohbusch (2007)

A. Abele, S. Bischoff, P. Blum, N. Djaoshvili, D. Engelhardt, ...

We present a measurement and partial wave analysis of the final state KLK \Sigma ß \Upsilon of ¯ pp annihilation at rest in liquid hydrogen. This reaction is important for the study of the ¯ KK...

EPJ manuscript No. (2007)

Will Be Inserted, C. Amsler, M. Benayoun, S. Bischo, P. Blum, ...

The three reactions pp ! # ## in proton-antiproton annihilation in #ight at 900 MeV=c are used to search for isoscalar 0 and 2 mesons in the mass range 1000 , 2000 MeV, in particular the f0#1710#....

Electron Scattering From High-Momentum Neutrons in Deuterium (2007)

Klimenko, A.V., Kuhn, S.E., Butuceanu, C., Egiyan, K.S., Griffioen, K.A., Adams, G., ...

We report results from an experiment measuring the semi-inclusive reaction $d(e,e'p_s)$ where the proton $p_s$ is moving at a large angle relative to the momentum transfer. If we assume that the...

Electron Scattering From High-Momentum Neutrons in Deuterium (2007)

Klimenko, A.V., Kuhn, S.E., Butuceanu, C., Egiyan, K.S., Griffioen, K.A., Adams, G., ...

We report results from an experiment measuring the semi-inclusive reaction $d(e,e'p_s)$ where the proton $p_s$ is moving at a large angle relative to the momentum transfer. If we assume that the...

Electron Scattering From High-Momentum Neutrons in Deuterium (2007)

Klimenko, A.V., Kuhn, S.E., Butuceanu, C., Egiyan, K.S., Griffioen, K.A., Adams, G., ...

We report results from an experiment measuring the semi-inclusive reaction $d(e,e'p_s)$ where the proton $p_s$ is moving at a large angle relative to the momentum transfer. If we assume that the...

N* and Delta* decays into N pi0 pi0 (2007)

Thoma, U., Fuchs, M., Anisovich, A. V., Anton, G., Bantes, R., Bartholomy, O., ...

Decays of baryon resonances in the second and the third resonance region into N pi0 pi0 are studied by photoproduction of two neutral pions off protons. Partial decay widths of N* and Delta*...

Baryon resonances and polarization transfer in hyperon photoproduction (2007)

Anisovich, A. V., Kleber, V., Klempt, E., Nikonov, V. A., Sarantsev, A. V., Thoma, U.

A partial wave analysis is presented of data on photoproduction of hyperons including single and double polarization observables. The large spin transfer probability reported by the CLAS...

Further evidence for N(1900)P_{13} from photoproduction of hyperons (2007)

Nikonov, V. A., Anisovich, A. V., Klempt, E., Sarantsev, A. V., Thoma, U.

We report further evidence for $N(1900)P_{13}$ from an analysis of a large variety of photo- and pion-induced reactions, in particular from the new CLAS measurements of double polarization...

Quark-Hadron Duality in Spin Structure Functions $g_1^p$ and $g_1^d$ (2007)

Bosted, P.E., V. Dharmawardane, K., E. Dodge, G., A. Forest, T., E. Kuhn, S., Prok, Y., ...

New measurements of the spin structure functions of the proton and deuteron g1p(x,Q2) and g1d(x,Q2) in the nucleon resonance region are compared with extrapolations of target-mass-corrected...

First Measurement of Beam-Recoil Observables $C_x$ and $C_z$ in Hyperon Photoproduction (2007)

Bradford, R.K., Schumacher, R.A., Adams, G., Amaryan, M.J., Ambrozewicz, P., Anciant, E., ...

Spin transfer from circularly polarized real photons to recoiling hyperons has been measured for the reactions $\vec\gamma + p \to K^+ + \vec\Lambda$ and $\vec\gamma + p \to K^+ + \vec\Sigma^0$. The...

First measurement of coherent $\phi$-meson photoproduction on deuteron at low energies (2007)

Mibe, T., Gao, H., Hicks, K., Kramer, K., Stepanyan, S., Tedeschi, D.J., ...

The cross section and decay angular distributions for the coherent \phi meson photoproduction on the deuteron have been measured for the first time up to a squared four-momentum transfer t...

$\eta$' Photoproduction on the Proton for Photon Energies from 1.527 to 2.227 GeV (2007)

Dugger, M., P. Ball, J., Collins, P., Pasyuk, E., G. Ritchie, B., Adams, G., ...

Differential cross sections for the reaction gamma p -> eta-prime p have been measured with the CLAS spectrometer and a tagged photon beam with energies from 1.527 to 2.227 GeV. The results reported...

$\eta$' Photoproduction on the Proton for Photon Energies from 1.527 to 2.227 GeV (2007)

Dugger, M., P. Ball, J., Collins, P., Pasyuk, E., G. Ritchie, B., Adams, G., ...

Differential cross sections for the reaction gamma p -> eta-prime p have been measured with the CLAS spectrometer and a tagged photon beam with energies from 1.527 to 2.227 GeV. The results reported...

$\eta$' Photoproduction on the Proton for Photon Energies from 1.527 to 2.227 GeV (2007)

Dugger, M., P. Ball, J., Collins, P., Pasyuk, E., G. Ritchie, B., Adams, G., ...

Differential cross sections for the reaction gamma p -> eta-prime p have been measured with the CLAS spectrometer and a tagged photon beam with energies from 1.527 to 2.227 GeV. The results reported...

Deeply virtual and exclusive electroproduction of $\omega$-mesons (2007)

Morand, L., Doré, D., Garçon, M., Guidal, M., Morrow, S., ...

The exclusive $\omega$ electroproduction off the proton was studied in a large kinematical domain above the nucleon resonance region and for the highest possible photon virtuality (Q$^2$) with the...

Deeply virtual and exclusive electroproduction of $\omega$-mesons (2007)

Morand, L., Doré, D., Garçon, M., Guidal, M., Morrow, S., ...

The exclusive $\omega$ electroproduction off the proton was studied in a large kinematical domain above the nucleon resonance region and for the highest possible photon virtuality (Q$^2$) with the...

Deeply virtual and exclusive electroproduction of $\omega$-mesons (2007)

Morand, L., Doré, D., Garçon, M., Guidal, M., Morrow, S., ...

The exclusive $\omega$ electroproduction off the proton was studied in a large kinematical domain above the nucleon resonance region and for the highest possible photon virtuality (Q$^2$) with the...

Measurement of the N $\rightarrow \Delta^+$(1232) Transition at High Momentum Transfer by $\pi^0$ Electroproduction (2006)

Ungaro, M., Stoler, P., Aznauryan, I., Burkert, V. D., Joo, K., Smith, L. C., ...

We report a new measurement of the exclusive electroproduction reaction gamma* p -> pi0 p to explore the evolution from soft non-perturbative physics to hard processes via the Q2 dependence of the...

Measurement of the $x$- and $Q^2$-Dependence of the Asymmetry $A_1$ on the Nucleon (2006)

Dharmawardane, K. V., Kuhn, S. E., Bosted, P., Prok, Y., Adams, G., Ambrozewicz, P., ...

We report results for the virtual photon asymmetry $A_1$ on the nucleon from new Jefferson Lab measurements. The experiment, which used the CEBAF Large Acceptance Spectrometer and longitudinally...

Search for the $\Theta^+$ pentaquark in the reactions $\gamma p \to \bar K^0K^+n$ and $\gamma p \to \bar K^0K^0p$ (2006)

De Vita, R., Battaglieri, M., Kubarovsky, V., A. Baltzell, N., Bellis, M., Goett, J., ...

The exclusive reactions $\gamma p \to \bar K^0 K^+ n$ and $\gamma p \to \bar K^0 K^0 p$ have been studied in the photon energy range 1.6--3.8 GeV, searching for evidence of the exotic baryon...

Search for $\Theta^{++}$ Pentaquarks in the Exclusive Reaction $\gamma p\to K^+K^-p$ (2006)

Kubarovsky, V., Battaglieri, M., De Vita, R., Goett, J., Guo, L., S. Mutchler, G., ...

The reaction $\gamma p \to pK^+K^-$ was studied at Jefferson Lab with photon energies from 1.8 to 3.8 GeV using a tagged photon beam. The goal was to search for a $\Theta^{++}$ pentaquark, a narrow...

Measurement of the deuteron structure function F2 in the resonance region and evaluation of its moments (2006)

Osipenko, M., Ricco, G., Adams, G., Ambrozewicz, P., Anghinolfi, M., Asavapibhop, B., ...

Inclusive electron scattering off the deuteron has been measured to extract the deuteron structure function F2 with the CEBAF Large Acceptance Spectrometer (CLAS) at the Thomas Jefferson National...

Measurement of the Polarized Structure Function $\sigma_{LT^\prime}$ for Pion Electroproduction in the Roper Resonance Region (2006)

Joo, K., C. Smith, L., G. Aznauryan, I., D. Burkert, V., S. Egiyan, K., Minehart, R., ...

The polarized longitudinal-transverse structure function $\sigma_{LT^\prime}$ measures the interference between real and imaginary amplitudes in pion electroproduction and can be used to probe the...

Search for the $\Theta^+$ pentaquark in the reactions $\gamma p \to \bar K^0K^+n$ and $\gamma p \to \bar K^0K^0p$ (2006)

De Vita, R., Battaglieri, M., Kubarovsky, V., A. Baltzell, N., Bellis, M., Goett, J., ...

The exclusive reactions $\gamma p \to \bar K^0 K^+ n$ and $\gamma p \to \bar K^0 K^0 p$ have been studied in the photon energy range 1.6--3.8 GeV, searching for evidence of the exotic baryon...

Search for $\Theta^{++}$ Pentaquarks in the Exclusive Reaction $\gamma p\to K^+K^-p$ (2006)

Kubarovsky, V., Battaglieri, M., De Vita, R., Goett, J., Guo, L., S. Mutchler, G., ...

The reaction $\gamma p \to pK^+K^-$ was studied at Jefferson Lab with photon energies from 1.8 to 3.8 GeV using a tagged photon beam. The goal was to search for a $\Theta^{++}$ pentaquark, a narrow...

Measurement of the $x$- and $Q^2$-Dependence of the Asymmetry $A_1$ on the Nucleon (2006)

Dharmawardane, K. V., Kuhn, S. E., Bosted, P., Prok, Y., Adams, G., Ambrozewicz, P., ...

We report results for the virtual photon asymmetry $A_1$ on the nucleon from new Jefferson Lab measurements. The experiment, which used the CEBAF Large Acceptance Spectrometer and longitudinally...

Measurement of the N $\rightarrow \Delta^+$(1232) Transition at High Momentum Transfer by $\pi^0$ Electroproduction (2006)

Ungaro, M., Stoler, P., Aznauryan, I., Burkert, V. D., Joo, K., Smith, L. C., ...

We report a new measurement of the exclusive electroproduction reaction gamma* p -> pi0 p to explore the evolution from soft non-perturbative physics to hard processes via the Q2 dependence of the...

Study of K anti-K resonances in anti-p p ---> K+ K- pi0 at 900-MeV/c and 1640-MeV/c (2006)

Crystal Barrel Collaboration, Amsler, C., Baker, C. A., Barnett, B. M., Batty, C. J., Benayoun, M., ...

ProminentK ¯ K resonances observed in the in-flight annihilation of ¯ pp intoK+K−π0 include f2(1270), f0(1500), f 2 (1525), φ(1680)/ρ(1700) and a state at 1750 MeV/c2...

Beam-Helicity Asymmetries in Double-Charged-Pion Photoproduction on the Proton (2005)

Strauch, S., Berman, B.L., Adams, G., Ambrozewicz, P., Anghinolfi, M., Asavapibhop, B., ...

Beam-helicity asymmetries for the two-pion-photoproduction reaction gamma + p --> p pi+ pi- have been studied for the first time in the resonance region for center-of-mass energies between 1.35 GeV...

Exclusive photoproduction of the cascade ($\Xi$) hyperons (2005)

Price, J.W., Nefkens, B.M.K., Adams, G., Ambrozewicz, P., Anciant, E., Anghinolfi, M., ...

We report on the first measurement of exclusive $ \Xi^-$(1321) hyperon photoproduction in $\gammap \rightarrow K^+K^+\Xi^-$ for $3.2

Radiative decays of the $\Sigma^0$(1385) and $\Lambda$(1520) hyperons (2005)

Taylor, S., Mutchler, G.S., Adams, G., Ambrozewicz, P., Anciant, E., Anghinolfi, M., ...

The electromagnetic decays of the Sig0(1385) and Lambda(1520) hyperons were studied in photon-induced reactions gamma p -> K+ Lambda(1116)gamma in the CLAS detector at the Thomas Jefferson National...

Photoproduction of Baryons Decaying into N pi and N eta (2005)

Anisovich, A. V., Sarantsev, A., Bartholomy, O., Klempt, E., Nikonov, V. A., Thoma, U.

A combined analysis of photoproduction data on \gamma p to \pi N, eta N was performed including the data on K Lambda and K Sigma. The data are interpreted in an isobar model with s--channel baryon...

Decays of Baryon Resonances into K Lambda, K^+ Sigma^0 and K^0 Sigma^+ (2005)

Sarantsev, A. V., Nikonov, V. A., Anisovich, A. V., Klempt, E., Thoma, U.

Cross sections, beam asymmetries, and recoil polarisations for the reactions gamma p to K^+ Lambda ; gamma to K^+ Sigma^0, and gamma p to K^0 Sigma^+ have been measured by the SAPHIR, CLAS, and LEPS...

Survey of A$_{LT′}$ asymmetries in semi-exclusive electron scattering on $^4$He and$^12$C (2005)

Protopopescu, D., Hersman, F.W., Holtrop, M., Adams, G., Ambrozewicz, P., Anciant, E., ...

Single spin azimuthal asymmetries ALT′ were measured at Jefferson Lab using 2.2 and 4.4 GeV longitudinally polarised electrons incident on 4He and 12C targets in the CLAS detector. ALT′...

Physics at ELSA, achievements and future (2005)

Thoma, U.

At ELSA interesting results on baryon resonances have been obtained by the CB-ELSA, the CBELSA/TAPS and the SAPHIR collaborations. New resonances were found, in particular a new $\rm D_{15}(2070)$...

Measurement of the Polarized Structure Function $\sigma_{LT^\prime}$ for $p(\vec{e},e'\pi^+)n$ in the $\Delta(1232)$ Resonance Region (2005)

Joo, K., C. Smith, L., G. Aznauryan, I., D. Burkert, V., Minehart, R., Adams, G., ...

The polarized longitudinal-transverse structure function sigmaLT[prime] has been measured using the p(e-vector,e[prime]pi+)n reaction in the Delta(1232) resonance region at Q2 = 0.40 and 0.65 GeV2....

The search for missing baryon resonances (2005)

Thoma, U.

Experiments with electromagnetic probes are promising to search for baryon resonances that have been predicted by quark models but have not yet been observed. Data sets from different experiments...

Beam-Helicity Asymmetries in Double-Charged-Pion Photoproduction on the Proton (2005)

Strauch, S., Berman, B.L., Adams, G., Ambrozewicz, P., Anghinolfi, M., Asavapibhop, B., ...

Beam-helicity asymmetries for the two-pion-photoproduction reaction gamma + p --> p pi+ pi- have been studied for the first time in the resonance region for center-of-mass energies between 1.35 GeV...

Electron Scattering From High-Momentum Neutrons in Deuterium (2005)

Klimenko, A.V., Kuhn, S.E., Butuceanu, C., Egiyan, K.S., Griffioen, K.A., Adams, G., ...

We report results from an experiment measuring the semi-inclusive reaction $d(e,e'p_s)$ where the proton $p_s$ is moving at a large angle relative to the momentum transfer. If we assume that the...

Deeply virtual and exclusive electroproduction of $\omega$-mesons (2005)

Morand, L., Doré, D., Garçon, M., Guidal, M., Morrow, S., ...

The exclusive $\omega$ electroproduction off the proton was studied in a large kinematical domain above the nucleon resonance region and for the highest possible photon virtuality (Q$^2$) with the...

Exclusive photoproduction of the cascade ($\Xi$) hyperons (2005)

Price, J.W., Nefkens, B.M.K., Adams, G., Ambrozewicz, P., Anciant, E., Anghinolfi, M., ...

We report on the first measurement of exclusive $ \Xi^-$(1321) hyperon photoproduction in $\gammap \rightarrow K^+K^+\Xi^-$ for $3.2

Measurement of the Polarized Structure Function $\sigma_{LT^\prime}$ for Pion Electroproduction in the Roper Resonance Region (2005)

Joo, K., C. Smith, L., G. Aznauryan, I., D. Burkert, V., S. Egiyan, K., Minehart, R., ...

The polarized longitudinal-transverse structure function $\sigma_{LT^\prime}$ measures the interference between real and imaginary amplitudes in pion electroproduction and can be used to probe the...

Radiative decays of the $\Sigma^0$(1385) and $\Lambda$(1520) hyperons (2005)

Taylor, S., Mutchler, G.S., Adams, G., Ambrozewicz, P., Anciant, E., Anghinolfi, M., ...

The electromagnetic decays of the Sig0(1385) and Lambda(1520) hyperons were studied in photon-induced reactions gamma p -> K+ Lambda(1116)gamma in the CLAS detector at the Thomas Jefferson National...

Survey of A$_{LT′}$ asymmetries in semi-exclusive electron scattering on $^4$He and$^12$C (2005)

Protopopescu, D., Hersman, F.W., Holtrop, M., Adams, G., Ambrozewicz, P., Anciant, E., ...

Single spin azimuthal asymmetries ALT′ were measured at Jefferson Lab using 2.2 and 4.4 GeV longitudinally polarised electrons incident on 4He and 12C targets in the CLAS detector. ALT′...

Beam-Helicity Asymmetries in Double-Charged-Pion Photoproduction on the Proton (2005)

Strauch, S., Berman, B.L., Adams, G., Ambrozewicz, P., Anghinolfi, M., Asavapibhop, B., ...

Beam-helicity asymmetries for the two-pion-photoproduction reaction gamma + p --> p pi+ pi- have been studied for the first time in the resonance region for center-of-mass energies between 1.35 GeV...

Electron Scattering From High-Momentum Neutrons in Deuterium (2005)

Klimenko, A.V., Kuhn, S.E., Butuceanu, C., Egiyan, K.S., Griffioen, K.A., Adams, G., ...

We report results from an experiment measuring the semi-inclusive reaction $d(e,e'p_s)$ where the proton $p_s$ is moving at a large angle relative to the momentum transfer. If we assume that the...

Deeply virtual and exclusive electroproduction of $\omega$-mesons (2005)

Morand, L., Doré, D., Garçon, M., Guidal, M., Morrow, S., ...

The exclusive $\omega$ electroproduction off the proton was studied in a large kinematical domain above the nucleon resonance region and for the highest possible photon virtuality (Q$^2$) with the...

Exclusive photoproduction of the cascade ($\Xi$) hyperons (2005)

Price, J.W., Nefkens, B.M.K., Adams, G., Ambrozewicz, P., Anciant, E., Anghinolfi, M., ...

We report on the first measurement of exclusive $ \Xi^-$(1321) hyperon photoproduction in $\gammap \rightarrow K^+K^+\Xi^-$ for $3.2

Measurement of the Polarized Structure Function $\sigma_{LT^\prime}$ for Pion Electroproduction in the Roper Resonance Region (2005)

Joo, K., C. Smith, L., G. Aznauryan, I., D. Burkert, V., S. Egiyan, K., Minehart, R., ...

The polarized longitudinal-transverse structure function $\sigma_{LT^\prime}$ measures the interference between real and imaginary amplitudes in pion electroproduction and can be used to probe the...

Radiative decays of the $\Sigma^0$(1385) and $\Lambda$(1520) hyperons (2005)

Taylor, S., Mutchler, G.S., Adams, G., Ambrozewicz, P., Anciant, E., Anghinolfi, M., ...

The electromagnetic decays of the Sig0(1385) and Lambda(1520) hyperons were studied in photon-induced reactions gamma p -> K+ Lambda(1116)gamma in the CLAS detector at the Thomas Jefferson National...

Survey of A$_{LT′}$ asymmetries in semi-exclusive electron scattering on $^4$He and$^12$C (2005)

Protopopescu, D., Hersman, F.W., Holtrop, M., Adams, G., Ambrozewicz, P., Anciant, E., ...

Single spin azimuthal asymmetries ALT′ were measured at Jefferson Lab using 2.2 and 4.4 GeV longitudinally polarised electrons incident on 4He and 12C targets in the CLAS detector. ALT′...

Measurement of the deuteron structure function F2 in the resonance region and evaluation of its moments (2005)

Osipenko, M., Ricco, G., Adams, G., Ambrozewicz, P., Anghinolfi, M., Asavapibhop, B., ...

Inclusive electron scattering off the deuteron has been measured to extract the deuteron structure function F2 with the CEBAF Large Acceptance Spectrometer (CLAS) at the Thomas Jefferson National...

Partial wave decomposition of pion and photoproduction amplitudes (2004)

Anisovich, A. V., Klempt, E., Sarantsev, A., Thoma, U.

Partial wave amplitudes for production and decay of baryon resonances are constructed in the framework of the operator expansion method. The approach is fully relativistically invariant and allow us...

Complete measurement of three-body photodisintegration of 3He for photon energies between 0.35 and 1.55 GeV (2004)

Niccolai, S., Audit, G., L. Berman, B., M. Laget, J., Strauch, S., Adams, G., ...

The three-body photodisintegration of 3He has been measured with the CLAS detector at Jefferson Lab, using tagged photons of energies between 0.35 GeV and 1.55 GeV. The large acceptance of the...

Measurement of the Polarized Structure Function $\sigma_{LT^\prime}$ for $p(\vec{e},e'\pi^+)n$ in the $\Delta(1232)$ Resonance Region (2004)

Joo, K., C. Smith, L., G. Aznauryan, I., D. Burkert, V., Minehart, R., Adams, G., ...

The polarized longitudinal-transverse structure function sigmaLT[prime] has been measured using the p(e-vector,e[prime]pi+)n reaction in the Delta(1232) resonance region at Q2 = 0.40 and 0.65 GeV2....

Complete measurement of three-body photodisintegration of 3He for photon energies between 0.35 and 1.55 GeV (2004)

Niccolai, S., Audit, G., L. Berman, B., M. Laget, J., Strauch, S., Adams, G., ...

The three-body photodisintegration of 3He has been measured with the CLAS detector at Jefferson Lab, using tagged photons of energies between 0.35 GeV and 1.55 GeV. The large acceptance of the...

Measurement of the Polarized Structure Function $\sigma_{LT^\prime}$ for $p(\vec{e},e'\pi^+)n$ in the $\Delta(1232)$ Resonance Region (2004)

Joo, K., C. Smith, L., G. Aznauryan, I., D. Burkert, V., Minehart, R., Adams, G., ...

The polarized longitudinal-transverse structure function sigmaLT[prime] has been measured using the p(e-vector,e[prime]pi+)n reaction in the Delta(1232) resonance region at Q2 = 0.40 and 0.65 GeV2....

Measurement of the polarized structure function sigma(LT ') for p((e)over-right-arrow,e(')pi(+))n in the Delta(1232) resonance region (2004)

Joo, K., Smith, L.C., Aznauryan, I.G., Burkert, V.D., Minehart, R., Adams, G., ...

The polarized longitudinal-transverse structure function sigma(LT') has been measured using the p((e) over right arrow ,e'pi(+))n reaction in the Delta(1232) resonance region at Q(2)=0.40 and 0.65...

Proton source size measurements in the eA → e'ppX reaction (2004)

Stavinsky, A.V., Mikhailov, K.R., Lednicky, R., Vlassov, A.V., Adams, G., Ambrozewich, P., ...

Two-proton correlations at small relative momentum q were studied in the eA(3He,4He,C,Fe)→e'ppX reaction at E0=4.46 GeV using the CLAS detector at Jefferson Lab. The enhancement of the correlation...

Complete angular distribution measurements of two-body deuteron photodisintegration between 0.5 and 3 GeV (2004)

Mirazita, M., Ronchetti, F., Rossi, P., De Sanctis, E., Adams, G., Ambrozewicz, P., ...

Nearly complete angular distributions of the two-body deuteron photodisintegration differential cross section have been measured using the CEBAF Large Acceptance Spectrometer detector and the tagged...

Measurement of beam-spin asymmetries for π+ electroproduction above the baryon resonance region (2004)

Avakian, H., Burkert, V.D., Elouadrhiri, L., Bianchi, N., Adams, G., Afanasev, A., ...

We report the first evidence for a nonzero beam-spin azimuthal asymmetry in the electroproduction of positive pions in the deep-inelastic kinematic region. Data for the reaction ep→e'pi(+)X have...

Two-nucleon momentum distributions measured in 3He(e,e ' pp)n (2004)

Niyazov, R.A., Weinstein, L.B., Adams, G., Ambrozewicz, P., Anciant, E., Anghinolfi, M., ...

We have measured the 3He(e,e'pp)n reaction at 2.2 GeV over a wide kinematic range. The kinetic energy distribution for "fast" nucleons (p > 250 MeV/c) peaks where two nucleons each have 20% or...

Observation of an exotic S=+1 baryon in exclusive photoproduction from the deuteron (2003)

Stepanyan, S., Hicks, K., Carman, D.S., Pasyuk, E., Schumacher, R.A., Smith, E.S., ...

In an exclusive measurement of the reaction gamma d to K/sup +/K/sup -/pn, a narrow peak that can be attributed to an exotic baryon with strangeness S=+1 is seen in the K/sup +/n invariant mass...

First measurement of transferred polarization in the exclusive ep to e'K/sup +/ Lambda reaction (2003)

Carman, D.S., Joo, K., Mestayer, M.D., Raue, B.A., Adams, G., Ambrozewicz, P., ...

The first measurements of the transferred polarization for the exclusive ep to e'K + Lambda reaction have been performed at Jefferson Laboratory using the CLAS spectrometer. A 2.567 GeV beam was used...

Measurement of the proton spin structure function g1(x,Q2) for Q2 from 0.15 to 1.6 GeV2 with CLAS (2003)

Fatemi, R., Skabelin, A.V., Burkert, V.D., Crabb, D., Vita, R.D., Kuhn, S.E., ...

Double-polarization asymmetries for inclusive ep scattering were measured at Jefferson Lab using 2.6 and 4.3 GeV longitudinally polarized electrons incident on a longitudinally polarized NH3 target...

Kinematically complete measurement of the proton structure function F-2 in the resonance region and evaluation of its moments (2003)

Osipenko, M., Ricco, G., Taiuti, M., Ripani, M., Simula, S., Adams, G., ...

We measured the inclusive electron-proton cross section in the nucleon resonance region (W lt 2.5 GeV) at momentum transfers Q(2) below 4.5 (GeV/c)(2) with the CLAS detector. The large acceptance of...

Measurement of ep → e ' p pi(+)pi(-) and baryon resonance analysis (2003)

Ripani, M., Burkert, V.D., Mokeev, V., Battaglieri, M., De Vita, R., Golovach, E., ...

The cross section for the reaction ep→e'ppi(+)pi(-) was measured in the resonance region for 1.4 lt W lt 2.1 GeV and 0.5 lt Q(2) lt 1.5 GeV2/c(2) using the CLAS detector at Jefferson Laboratory....

First measurement of transferred polarization in the exclusive ep to e'K/sup +/ Lambda reaction

Carman, D.S., Joo, K., Mestayer, M.D., Raue, B.A., Adams, G., Ambrozewicz, P., ...

The first measurements of the transferred polarization for the exclusive ep to e'K + Lambda reaction have been performed at Jefferson Laboratory using the CLAS spectrometer. A 2.567 GeV beam was used...

Measurement of the proton spin structure function g1(x,Q2) for Q2 from 0.15 to 1.6 GeV2 with CLAS

Fatemi, R., Skabelin, A.V., Burkert, V.D., Crabb, D., Vita, R.D., Kuhn, S.E., ...

Double-polarization asymmetries for inclusive ep scattering were measured at Jefferson Lab using 2.6 and 4.3 GeV longitudinally polarized electrons incident on a longitudinally polarized NH3 target...

Kinematically complete measurement of the proton structure function F-2 in the resonance region and evaluation of its moments

Osipenko, M., Ricco, G., Taiuti, M., Ripani, M., Simula, S., Adams, G., ...

We measured the inclusive electron-proton cross section in the nucleon resonance region (W lt 2.5 GeV) at momentum transfers Q(2) below 4.5 (GeV/c)(2) with the CLAS detector. The large acceptance of...

Measurement of ep → e ' p pi(+)pi(-) and baryon resonance analysis

Ripani, M., Burkert, V.D., Mokeev, V., Battaglieri, M., De Vita, R., Golovach, E., ...

The cross section for the reaction ep→e'ppi(+)pi(-) was measured in the resonance region for 1.4 lt W lt 2.1 GeV and 0.5 lt Q(2) lt 1.5 GeV2/c(2) using the CLAS detector at Jefferson Laboratory....

Observation of an exotic S=+1 baryon in exclusive photoproduction from the deuteron

Stepanyan, S., Hicks, K., Carman, D.S., Pasyuk, E., Schumacher, R.A., Smith, E.S., ...

In an exclusive measurement of the reaction gamma d to K/sup +/K/sup -/pn, a narrow peak that can be attributed to an exotic baryon with strangeness S=+1 is seen in the K/sup +/n invariant mass...

Measurement of the polarized structure function sigma(LT ') for p((e)over-right-arrow,e(')pi(+))n in the Delta(1232) resonance region

Joo, K., Smith, L.C., Aznauryan, I.G., Burkert, V.D., Minehart, R., Adams, G., ...

The polarized longitudinal-transverse structure function sigma(LT') has been measured using the p((e) over right arrow ,e'pi(+))n reaction in the Delta(1232) resonance region at Q(2)=0.40 and 0.65...

Proton source size measurements in the eA → e'ppX reaction

Stavinsky, A.V., Mikhailov, K.R., Lednicky, R., Vlassov, A.V., Adams, G., Ambrozewich, P., ...

Two-proton correlations at small relative momentum q were studied in the eA(3He,4He,C,Fe)→e'ppX reaction at E0=4.46 GeV using the CLAS detector at Jefferson Lab. The enhancement of the correlation...

Complete angular distribution measurements of two-body deuteron photodisintegration between 0.5 and 3 GeV

Mirazita, M., Ronchetti, F., Rossi, P., De Sanctis, E., Adams, G., Ambrozewicz, P., ...

Nearly complete angular distributions of the two-body deuteron photodisintegration differential cross section have been measured using the CEBAF Large Acceptance Spectrometer detector and the tagged...

Measurement of beam-spin asymmetries for π+ electroproduction above the baryon resonance region

Avakian, H., Burkert, V.D., Elouadrhiri, L., Bianchi, N., Adams, G., Afanasev, A., ...

We report the first evidence for a nonzero beam-spin azimuthal asymmetry in the electroproduction of positive pions in the deep-inelastic kinematic region. Data for the reaction ep→e'pi(+)X have...

Two-nucleon momentum distributions measured in 3He(e,e ' pp)n

Niyazov, R.A., Weinstein, L.B., Adams, G., Ambrozewicz, P., Anciant, E., Anghinolfi, M., ...

We have measured the 3He(e,e'pp)n reaction at 2.2 GeV over a wide kinematic range. The kinetic energy distribution for "fast" nucleons (p > 250 MeV/c) peaks where two nucleons each have 20% or...

First measurement of transferred polarization in the exclusive ep to e'K/sup +/ Lambda reaction

Carman, D.S., Joo, K., Mestayer, M.D., Raue, B.A., Adams, G., Ambrozewicz, P., ...

The first measurements of the transferred polarization for the exclusive ep to e'K + Lambda reaction have been performed at Jefferson Laboratory using the CLAS spectrometer. A 2.567 GeV beam was used...

Measurement of the proton spin structure function g1(x,Q2) for Q2 from 0.15 to 1.6 GeV2 with CLAS

Fatemi, R., Skabelin, A.V., Burkert, V.D., Crabb, D., Vita, R.D., Kuhn, S.E., ...

Double-polarization asymmetries for inclusive ep scattering were measured at Jefferson Lab using 2.6 and 4.3 GeV longitudinally polarized electrons incident on a longitudinally polarized NH3 target...

Kinematically complete measurement of the proton structure function F-2 in the resonance region and evaluation of its moments

Osipenko, M., Ricco, G., Taiuti, M., Ripani, M., Simula, S., Adams, G., ...

We measured the inclusive electron-proton cross section in the nucleon resonance region (W lt 2.5 GeV) at momentum transfers Q(2) below 4.5 (GeV/c)(2) with the CLAS detector. The large acceptance of...

Measurement of ep → e ' p pi(+)pi(-) and baryon resonance analysis

Ripani, M., Burkert, V.D., Mokeev, V., Battaglieri, M., De Vita, R., Golovach, E., ...

The cross section for the reaction ep→e'ppi(+)pi(-) was measured in the resonance region for 1.4 lt W lt 2.1 GeV and 0.5 lt Q(2) lt 1.5 GeV2/c(2) using the CLAS detector at Jefferson Laboratory....

Observation of an exotic S=+1 baryon in exclusive photoproduction from the deuteron

Stepanyan, S., Hicks, K., Carman, D.S., Pasyuk, E., Schumacher, R.A., Smith, E.S., ...

In an exclusive measurement of the reaction gamma d to K/sup +/K/sup -/pn, a narrow peak that can be attributed to an exotic baryon with strangeness S=+1 is seen in the K/sup +/n invariant mass...

Measurement of the polarized structure function sigma(LT ') for p((e)over-right-arrow,e(')pi(+))n in the Delta(1232) resonance region

Joo, K., Smith, L.C., Aznauryan, I.G., Burkert, V.D., Minehart, R., Adams, G., ...

The polarized longitudinal-transverse structure function sigma(LT') has been measured using the p((e) over right arrow ,e'pi(+))n reaction in the Delta(1232) resonance region at Q(2)=0.40 and 0.65...

Proton source size measurements in the eA → e'ppX reaction

Stavinsky, A.V., Mikhailov, K.R., Lednicky, R., Vlassov, A.V., Adams, G., Ambrozewich, P., ...

Two-proton correlations at small relative momentum q were studied in the eA(3He,4He,C,Fe)→e'ppX reaction at E0=4.46 GeV using the CLAS detector at Jefferson Lab. The enhancement of the correlation...

Complete angular distribution measurements of two-body deuteron photodisintegration between 0.5 and 3 GeV

Mirazita, M., Ronchetti, F., Rossi, P., De Sanctis, E., Adams, G., Ambrozewicz, P., ...

Nearly complete angular distributions of the two-body deuteron photodisintegration differential cross section have been measured using the CEBAF Large Acceptance Spectrometer detector and the tagged...

Measurement of beam-spin asymmetries for π+ electroproduction above the baryon resonance region

Avakian, H., Burkert, V.D., Elouadrhiri, L., Bianchi, N., Adams, G., Afanasev, A., ...

We report the first evidence for a nonzero beam-spin azimuthal asymmetry in the electroproduction of positive pions in the deep-inelastic kinematic region. Data for the reaction ep→e'pi(+)X have...

Two-nucleon momentum distributions measured in 3He(e,e ' pp)n

Niyazov, R.A., Weinstein, L.B., Adams, G., Ambrozewicz, P., Anciant, E., Anghinolfi, M., ...

We have measured the 3He(e,e'pp)n reaction at 2.2 GeV over a wide kinematic range. The kinetic energy distribution for "fast" nucleons (p > 250 MeV/c) peaks where two nucleons each have 20% or...