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We report here differential cross sections for the reaction $\gamma p \to K^{*0}\Sigma^+$ for the first time with high statistics. The measurements were done using the CEBAF Large Acceptance Spectrometer (CLAS) at Jefferson Lab. Data were…

Nuclear Experiment · Physics 2017-08-23 I. Hleiqawi , K. Hicks

A high-statistics experiment on a deuterium target was performed using a real photon beam with energies up to 3.6 GeV at the CLAS detector of Jefferson Lab. The reaction reported here is for $\gamma d \to p K^- K^+ n$ where the neutron was…

High Energy Physics - Experiment · Physics 2007-05-23 K. H. Hicks

Differential cross sections of the reaction gamma d to K+ Sigma- (p) have been measured with the CLAS detector at Jefferson Lab using incident photons with energies between 1.1 and 3.6 GeV. This is the first complete set of strangeness…

Nuclear Experiment · Physics 2019-08-13 S. Anefalos Pereira , M. Mirazita , P. Rossi , E. De Sanctis , G. Niculescu , I. Niculescu , S. Stepanyan

The exclusive reaction $\gamma p \to p K^+ K^-$ was studied in the photon energy range $3.0 - 3.8 \mbox{ GeV}$ and momentum transfer range $0.6<-t<1.3 \mbox{ GeV}^2$. Data were collected with the CLAS detector at the Thomas Jefferson…

We present a preliminary analysis of the photon beam asymmetry observable (Sigma) from the photoproduction reaction channel gamma+ n -> p + pi-. This new data was obtained using the near-4pi CEBAF Large Acceptance Spectrometer (CLAS) at…

Nuclear Experiment · Physics 2019-08-13 D. Sokhan , D. Watts , D. Branford , F. Klein

Kaon photo-production process on $^{12}$C has been studied by measuring neutral kaons in a photon energy range of 0.8$-$1.1 GeV. Neutral kaons were identified by the invariant mass constructed from two charged pions emitted in the…

We report a new measurement of the beam-spin asymmetry $\boldsymbol{\Sigma}$ for the $\vec{\gamma} n \rightarrow K^+\Sigma^-$ reaction using quasi-free neutrons in a liquid-deuterium target. The new dataset includes data at previously…

The cross section for coherent $\omega$-meson photoproduction off the deuteron has been measured for the first time as a function of the momentum transfer $t = (P_{\gamma}-P_{\omega})^2$ and photon energy $E_{\gamma}$ using the CLAS…

Nuclear Experiment · Physics 2018-06-13 T. Chetry , K. Hicks , N. Compton , M. Sargsian

We report the first measurement of the differential cross section on $\phi$-meson photoproduction from deuterium near the production threshold for a proton using the CLAS detector and a tagged-photon beam in Hall B at Jefferson Lab. The…

Nuclear Experiment · Physics 2011-02-03 X. Qian , W. Chen , H. Gao , K. Hicks , K. Kramer , J. M. Laget , T. Mibe , Y. Qiang , S. Stepanyan , D. J. Tedeschi , W. Xu , K. P. Adhikari , M. Amaryan , M. Anghinolfi , J. Ball , M. Battaglieri , V. Batourine , I. Bedlinskiy , M. Bellis , A. S. Biselli , C. Bookwalter , D. Branford , W. J. Briscoe , W. K. Brooks , V. D. Burkert , S. L. Careccia , D. S. Carman , P. L. Cole , P. Collins , V. Crede , A. D'Angelo , A. Daniel , N. Dashyan , R. De Vita , E. De Sanctis , A. Deur , B. Dey , S. Dhamija , C. Djalali , D. Doughty , R. Dupre , H. Egiyan , A. El Alaoui , P. Eugenio , S. Fegan , M. Y. Gabrielyan , N. Gevorgyan , G. P. Gilfoyle , K. L. Giovanetti , F. X. Girod , J. T. Goetz , W. Gohn , R. W. Gothe , L. Graham , K. A. Griffioen , M. Guidal , L. Guo , K. Hafidi , H. Hakobyan , C. Hanretty , N. Hassall , M. Holtrop , Y. Ilieva , D. G. Ireland , S. S. Jawalkar , H. S. Jo , K. Joo , D. Keller , M. Khandaker , P. Khetarpal , A. Kim , W. Kim , A. Klein , F. J. Klein , P. Konczykowski , V. Kubarovsky , S. V. Kuleshov , V. Kuznetsov , K. Livingston , D. Martinez , M. Mayer , J. McAndrew , M. E. McCracken , B. McKinnon , C. A. Meyer , K. Mikhailov , T. Mineeva , M. Mirazita , V. Mokeev , B. Moreno , K. Moriya , B. Morrison , H. Moutarde , E. Munevar , P. Nadel-Turonski , A. Ni , S. Niccolai , I. Niculescu , M. R. Niroula , M. Osipenko , A. I. Ostrovidov , R. Paremuzyan , K. Park , S. Park , S. Anefalos Pereira , S. Pisano , O. Pogorelko , S. Pozdniakov , J. W. Price , S. Procureur , D. Protopopescu , G. Ricco , M. Ripani , B. G. Ritchie , G. Rosner , P. Rossi , F. Sabatié , M. S. Saini , C. Salgado , D. Schott , R. A. Schumacher , E. Seder , H. Seraydaryan , Y. G. Sharabian , E. S. Smith , G. D. Smith , D. I. Sober , D. Sokhan , S. S. Stepanyan , P. Stoler , I. I. Strakovsky , S. Strauch , M. Taiuti , C. E. Taylor , S. Tkachenko , M. Ungaro , B . Vernarsky , M. F. Vineyard , E. Voutier , L. B. Weinstein , D. P. Weygand , M. H. Wood , N. Zachariou , L. Zana , J. Zhang , B. Zhao , Z. W. Zhao

We report the first measurements of the $E$ beam-target helicity asymmetry for the $\vec{\gamma} \vec{n} \to K^{0}\Lambda$, and $K^{0}\Sigma^{0}$ channels in the energy range 1.70$\leq W\leq$2.34 GeV. The CLAS system at Jefferson Lab uses a…

Nuclear Experiment · Physics 2018-10-24 CLAS Collaboration , D. H. Ho , R. A. Schumacher , A. D'Angelo , A. Deur , J. Fleming , C. Hanretty , T. Kageya , F. J. Klein , E. Klempt , M. M. Lowry , H. Lu , V. A. Nikonov , P. Peng , A. M. Sandorfi , A. V. Sarantsev , I. I. Strakovsky , N. K. Walford , X. Wei , R. L. Workman , K. P. Adhikari , S. Adhikari , D. Adikaram , Z. Akbar , J. Ball , L. Barion , M. Bashkanov , C. D. Bass , M. Battaglieri , I. Bedlinskiy , A. S. Biselli , W. J. Briscoe , S. Boiarinov , V. D. Burkert , F. Cao , D. S. Carman , A. Celentano , S. Chandavar , G. Charles , P. Chatagnon , T. Chetry , G. Ciullo , B. A. Clary , P. Cole , M. Contalbrigo , V. Crede , R. De Vita , M. Defurne , S. Diehl , C. Djalali , R. Dupre , H. Egiyan , M. Ehrhart , A. El Alaoui , L. El Fassi , P. Eugenio , G. Fedotov , S. Fegan , R. Fersch , A. Filippi , A. Fradi , Y. Ghandilyan , K. L. Giovanetti , F. X. Girod , W. Gohn , E. Golovatch , R. W. Gothe , K. A. Griffioen , M. Guidal , K. Hafidi , H. Hakobyan , N. Harrison , M. Hattawy , D. Heddle , K. Hicks , M. Holtrop , Y. Ilieva , D. G. Ireland , B. S. Ishkhanov , E. L. Isupov , D. Jenkins , H. S. Jo , S. Johnston , M. L. Kabir , D. Keller , G. Khachatryan , M. Khachatryan , M. Khandaker , A. Kim , W. Kim , A. Klein , V. Kubarovsky , V. Laine , L. Lanza , P. Lenisa , K. Livingston , I . J . D. MacGregor , D. Marchand , N. Markov , M. Mayer , B. McKinnon , C. A. Meyer , M. Mirazita , V. Mokeev , R. A. Montgomery , A Movsisyan , C. Munoz Camacho , P. Nadel-Turonski , S. Niccolai , G. Niculescu , T. O'Connell , M. Osipenko , A. I. Ostrovidov , M. Paolone , R. Paremuzyan , K. Park , E. Pasyuk , O. Pogorelko , J. W. Price , Y. Prok , D. Protopopescu , M. Rehfuss , M. Ripani , D. Riser , A. Rizzo , G. Rosner , F. Sabatié , C. Salgado , Y. G. Sharabian , Iu. Skorodumina , G. D. Smith , D. I. Sober , D. Sokhan , N. Sparveris , S. Strauch , M. Taiuti , J. A. Tan , M. Ungaro , H. Voskanyan , E. Voutier , R. Wang , D. P. Watts , L. B. Weinstein , C. S. Whisnant , M. H. Wood , N. Zachariou , J. Zhang , Z. W. Zhao , I. Zonta

We report a measurement of the differential cross section for the $\gamma n \to \pi^- p$ process from the CLAS detector at Jefferson Lab in Hall B for photon energies between 1.0 and 3.5 GeV and pion center-of-mass (c.m.) angles…

Nuclear Experiment · Physics 2010-04-06 W. Chen , T. Mibe , D. Dutta , H. Gao , J. M. Laget , M. Mirazita , P. Rossi , S. Stepanyan , I. I. Strakovsky

We report on the first measurement of the differential cross section of $\phi$-meson photoproduction for the $d(\gamma,pK^{+}K^{-})n$ exclusive reaction channel. The experiment was performed using a \textcolor{black}{tagged-photon} beam and…

Nuclear Experiment · Physics 2010-04-06 X. Qian , W. Chen , H. Gao

The reactions of $K \Sigma(1385)$ photoproduction, i.e., $\gamma p \to K^+ \Sigma^0(1385)$ and $\gamma n \to K^+ \Sigma^-(1385)$, are investigated in the resonance energy region for studying the role of the nucleon and $\Delta$ resonances…

Nuclear Theory · Physics 2015-05-20 Yongseok Oh

The photoproduction process of neutral kaons on a liquid deuterium target is investigated near the threshold region, Egamma = 0.8-1.1 GeV. K0 events are reconstructed from positive and negative pions, and differential cross sections are…

The $\Sigma(1385)$ resonance, or $\Sigma^*$, is well-known as part of the standard baryon decuplet with spin $J=3/2$. Measurements of the reaction $\gamma p \to K^+ \Sigma^{*0}$ are difficult to extract due to overlap with the nearby…

Nuclear Experiment · Physics 2009-01-14 K. Hicks , D. Keller , H. Kohri , the LEPS Collaboration

The search for missing nucleon resonances using coupled channel analysis has mostly been concentrated on $N\pi$ and $KY$ channels, while the contributions of $K^*Y$ and $KY^*$ channels have not been investigated thoroughly mostly due to the…

High Energy Physics - Experiment · Physics 2019-08-14 L. Guo , D. P. Weygand

Differential cross sections of the gamma + d -> d + pi^0 reaction were measured at photon beam energies between 0.5 and 2.0 GeV over a wide angular range in CM system. The experiment was performed in Hall B at Jefferson Lab using the CLAS…

Nuclear Experiment · Physics 2019-08-14 Y. Ilieva

Differential cross sections for the reaction $\gamma p \to K^{*0} \Sigma^+$ are presented at nine bins in photon energy in the range from 1.7 to 3.0 GeV. The \kstar was detected by its decay products, $K^+\pi^-$, in the CLAS detector at…

Nuclear Experiment · Physics 2014-11-18 I. Hleiqawi , K. Hicks , D. Carman , T. Mibe

Experimental results on the $\Sigma^+(1189)$ hyperon transverse polarization in photoproduction on a hydrogen target using the CLAS detector at Jefferson laboratory are presented. The $\Sigma^+(1189)$ was reconstructed in the exclusive…

Nuclear Experiment · Physics 2013-04-24 C. S. Nepali , M. Amaryan , K. P. Adhikari , M. Aghasyan , S. Anefalos Pereira , H. Baghdasaryan , J. Ball , M. Battaglieri , V. Batourine , I. Bedlinskiy , A. S. Biselli , J. Bono , S. Boiarinov , W. J. Briscoe , S. Bültmann , V. D. Burkert , D. S. Carman , A. Celentano , S. Chandavar , G. Charles , P. L. Cole , P. Collins , M. Contalbrigo , V. Crede , N. Dashyan , R. De Vita , E. De Sanctis , A. Deur , C. Djalali , D. Doughty , R. Dupre , A. El Alaoui , L. El Fassi , G. Fedotov , S. Fegan , R. Fersch , J. A. Fleming , M. Y. Gabrielyan , N. Gevorgyan , K. L. Giovanetti , F. X. Girod , D. I. Glazier , J. T. Goetz , W. Gohn , E. Golovatch , R. W. Gothe , K. A. Griffioen , M. Guidal , N. Guler , K. Hafidi , H. Hakobyan , C. Hanretty , N. Harrison , D. Heddle , K. Hicks , D. Ho , M. Holtrop , C. E. Hyde , Y. Ilieva , D. G. Ireland , B. S. Ishkhanov , E. L. Isupov , H. S. Jo , D. Keller , M. Khandaker , P. Khetarpal , A. Kim , W. Kim , A. Klein , F. J. Klein , S. Koirala , V. Kubarovsky , S. E. Kuhn , S. V. Kuleshov , N. D. Kvaltine , H. Y. Lu , I . J . D. MacGregor , N. Markov , M. Mayer , B. McKinnon , T. Mineeva , M. Mirazita , V. Mokeev , R. A. Montgomery , E. Munevar , C. Munoz Camacho , P. Nadel-Turonski , S. Niccolai , G. Niculescu , I. Niculescu , M. Osipenko , A. I. Ostrovidov , L. L. Pappalardo , R. Paremuzyan , K. Park , S. Park , E. Pasyuk , E. Phelps , J. J. Phillips , S. Pisano , O. Pogorelko , S. Pozdniakov , J. W. Price , S. Procureur , D. Protopopescu , A. J. R. Puckett , B. A. Raue , D. Rimal , M. Ripani , B. G. Ritchie , G. Rosner , P. Rossi , F. Sabatié , M. S. Saini , C. Salgado , D. Schott , R. A. Schumacher , E. Seder , H. Seraydaryan , Y. G. Sharabian , G. D. Smith , D. I. Sober , D. Sokhan , S. S. Stepanyan , S. Stepanyan , I. I. Strakovsky , S. Strauch , M. Taiuti , W. Tang , C. E. Taylor , Ye Tian , S. Tkachenko , B. Torayev , B. Vernarsky , A. V. Vlassov , H. Voskanyan , E. Voutier , N. K. Walford , D. P. Watts , L. B. Weinstein , D. P. Weygand , N. Zachariou , L. Zana , J. Zhang , Z. W. Zhao , I. Zonta , J. Zhang

We report measurements of the exclusive electroproduction of $K^+\Lambda$ and $K^+\Sigma^0$ final states from an unpolarized proton target using the CLAS detector at the Thomas Jefferson National Accelerator Facility. The separated…

Nuclear Experiment · Physics 2013-03-14 D. S. Carman , K. Park , B. A. Raue , CLAS Collaboration
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