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Related papers: $K^+\Lambda$ photoproduction at forward angles and…

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The differential cross section for $\gamma p\rightarrow K^+\Lambda(1520)$ was measured from threshold to a centre-of-mass energy of 2090\,MeV at forward angles at the BGOOD experiment. The high statistical precision and resolution in…

$K^+\Lambda(1405)$ photoproduction has been studied at the BGOOD experiment via the all neutral decay, $\Lambda(1405)\rightarrow\Sigma^0\pi^0$. The unique BGOOD experimental setup allows both the cross section and $\Lambda(1405)$ invariant…

Cross sections for the $\gamma p \to K^+ \Lambda$ have been measured at backward angles using linearly polarized photons in the range 1.50 to 2.37 GeV. In addition, the beam asymmetry for this reaction has been measured for the first time…

Nuclear Experiment · Physics 2019-08-13 K. Hicks , T. Mibe , M. Sumihama

The differential cross section for the quasi-free photoproduction reaction $\gamma n\rightarrow K^0\Sigma^0$ was measured at BGOOD at ELSA from threshold to a centre-of-mass energy of 2400 MeV. Close to threshold the results are consistent…

The BGO-OD experiment at the ELSA accelerator facility uses an energy tagged bremstrahlung photon beam to investigate the internal structure of the nucleon. The setup consists of a highly segmented BGO calorimeter surrounding the target,…

Nuclear Experiment · Physics 2019-09-04 T. C. Jude

The reactions gamma p --> K+ Lambda and gamma p --> K+ Sigma0 were measured in the energy range from threshold up to a photon energy of 2.6 GeV. The data were taken with the SAPHIR detector at the electron stretcher facility, ELSA. Results…

$\gamma (p,K^0)\Sigma^+$ cross section was measured at the CBELSA/TAPS experiment at the ELSA electron stretcher facility. A cusp-like structure was apparent near the $K^*$ production threshold, where the cross section reduced by a factor…

Nuclear Experiment · Physics 2019-08-14 T. C. Jude

The first high-statistics cross sections for the reactions $\gamma p \to K^{*+} \Lambda$ and $\gamma p \to K^{*+} \Sigma^0$ were measured using the CLAS detector at photon energies between threshold and 3.9 GeV at the Thomas Jefferson…

Nuclear Experiment · Physics 2013-06-28 W. Tang , K. Hicks , D. Keller , S. H. Kim , H. C. Kim

We present measurements of the differential cross section and Lambda recoil polarization for the gamma p to K+ Lambda reaction made using the CLAS detector at Jefferson Lab. These measurements cover the center-of-mass energy range from 1.62…

Nuclear Experiment · Physics 2019-08-13 M. E. McCracken , M. Bellis , C. A. Meyer , M. Williams

Photoproduction of $\Lambda$(1520) with liquid hydrogen and deuterium targets was examined at photon energies below 2.4 GeV in the SPring-8 LEPS experiment. For the first time, the differential cross sections were measured at low energies…

Statistically improved data of total cross sections and of angular distributions for differential cross sections and hyperon recoil polarizations of the reactions \gamma p --> K^+ \Lambda and \gamma p --> K^+ \Sigma^0 have been collected…

Nuclear Theory · Physics 2007-05-23 D. Menze

Hyperon recoil polarization measurements for the exclusive electroproduction of $K^+\Lambda$ and $K^+\Sigma^0$ final states from an unpolarized proton target have been carried out using the CLAS12 spectrometer at Jefferson Laboratory. The…

Nuclear Experiment · Physics 2025-05-20 D. S. Carman , A. D'Angelo , L. Lanza , V. I. Mokeev , P. Achenbach , J. S. Alvarado , M. J. Amaryan , H. Atac , H. Avakian , N. A. Baltzell , L. Barion , M. Bashkanov , M. Battaglieri , F. Benmokhtar , A. Bianconi , A. S. Biselli , M. Bondi , S. Boiarinov , F. Bossu , K. -Th. Brinkmann , W. J. Briscoe , S. Bueltmann , V. D. Burkert , T. Cao , R. Capobianco , A. Celentano , P. Chatagnon , V. Chesnokov , G. Ciullo , P. L. Cole , M. Contalbrigo , N. Dashyan , R. De Vita , A. Deur , S. Diehl , C. Dilks , C. Djalali , M. Dugger , R. Dupre , A. El Alaoui , L. El Fassi , L. Elouadrhiri , S. Fegan , A. Filippi , G. Gavalian , D. I. Glazier , R. W. Gothe , Y. Gotra , L. Guo , K. Hafidi , H. Hakobyan , M. Hattawy , F. Hauenstein , T. B. Hayward , D. Heddle , A. Hobart , M. Holtrop , Yu-Chun Hung , Y. Ilieva , D. G. Ireland , E. L. Isupov , H. Jiang , H. S. Jo , T. Kageya , V. Klimenko , A. Kripko , V. Kubarovsky , P. Lenisa , S. Liyanaarachchi , I. J. D. MacGregor , D. Marchand , V. Mascagna , D. Matamoros , M. Maynes , B. McKinnon , T. Mineeva , M. Mirazita , C. Munoz Camacho , P. Nadel-Turonski , T. Nagorna , K. Neupane , S. Niccolai , G. Niculescu , M. Osipenko , P. Pandey , M. Paolone , L. L. Pappalardo , R. Paremuzyan , E. Pasyuk , S. J. Paul , W. Phelps , N. Pilleux , S. Polcher Rafael , J. W. Price , Y. Prok , B. A. Raue , T. Reed , M. Ripani , J. Ritman , P. Rossi , C. Salgado , S. Schadmand , A. Schmidt , M. B. C. Scott , Y. G. Sharabian , S. Shrestha , D. Sokhan , N. Sparveris , N. Spreafico , S. Stepanyan , I. I. Strakovsky , S. Strauch , J. A. Tan , N. Trotta , R. Tyson , M. Ungaro , S. Vallarino , L. Venturelli , T. Vittorini , H. Voskanyan , E. Voutier , Y. Wang , D P. Watts , U. Weerasinghe , X. Wei , M. H. Wood , L. Xu , N. Zachariou , Z. W. Zhao , M. Zurek

The $\gamma p \rightarrow K^+\Sigma^0$ differential cross section at extremely forward angles was measured at the BGOOD experiment. A three-quarter drop in strength over a narrow range in energy and a strong dependence on the polar angle of…

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 data were obtained using the CLAS…

Nuclear Experiment · Physics 2010-04-06 R. Bradford , R. A. Schumacher , CLAS Collaboration

High-statistics measurements of differential cross sections and recoil polarizations for the reaction $\gamma p \rightarrow K^+ \Sigma^0$ have been obtained using the CLAS detector at Jefferson Lab. We cover center-of-mass energies…

Nuclear Experiment · Physics 2014-11-21 B. Dey , C. A. Meyer , M. Bellis , M. E. McCracken , M. Williams , the CLAS Collaboration

Background: In $\pi^+n$ and $\pi^-p$ electroproduction, conventional models cannot satisfactory explain the data above the resonance region, in particular the transverse cross section. Although no high-energy L-T-separated cross-section…

Nuclear Theory · Physics 2015-06-19 Tom Vrancx , Jan Ryckebusch , Jannes Nys

We report the measurement of the $\gamma p \rightarrow K^{+}\Lambda$ and $\gamma p \rightarrow K^{+}\Sigma^{0}$ reactions at SPring-8. The differential cross sections and photon-beam asymmetries are measured at forward $K^{+}$ production…

We analyze recent $K^+$ meson photoproduction data from the CLAS collaboration for the reactions $\gamma p\rightarrow K^+\Lambda$ and $\gamma p\rightarrow K^+\Sigma_0$, fitting measured forward-angle differential cross sections to the form…

High Energy Physics - Phenomenology · Physics 2017-10-11 Adam Freese , Daniel Puentes , Shankar Adhikari , Rafael Badui , Lei Guo , Brian Raue

Cross-sections and recoil polarizations for the reactions gamma + p --> K^+ + Lambda and gamma + p --> K^+ + Sigma^0 have been measured with high statistics and with good angular coverage for center-of-mass energies between 1.6 and 2.3 GeV.…

Nuclear Experiment · Physics 2019-08-14 J. W. C. McNabb , R. A. Schumacher , L. Todor
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