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The characteristic and selective nature of the electro-magnetic production of Lambda-hypernuclei in exciting states is demonstrated assuming the medium-mass targets 28Si, 40Ca, and 52Cr. Formalism of DWIA is used adopting the Saclay-Lyon,…

Nuclear Theory · Physics 2007-06-27 P. Bydzovsky , M. Sotona , T. Motoba , K. Itonaga , K. Ogawa , O. Hashimoto

The $\Lambda$-hypernucleus production by $A(p, pK^+)_{\Lambda}B$ reactions is investigated within the framework of the distorted wave impulse approximation(DWIA). The amplitude for the elementary process is evaluated in a fully covariant…

Nuclear Theory · Physics 2008-05-10 Hantao Jing , Pengnian Shen , Huanching Chiang

The electroproduction of selected $p$- and $sd$-shell hypernuclei was studied within a many-body approach using realistic interactions between the constituent baryons. The cross sections were computed in distorted-wave impulse approximation…

DWIA calculations of Lambda-hypernuclear production rates in stopped K- reactions on several p-shell targets used recently in experiments by the FINUDA Collaboration are reported. Chirally motivated K- + N -> pion + Lambda in-medium…

Nuclear Theory · Physics 2015-03-17 V. Krejcirik , A. Cieply , A. Gal

In these proceedings, an overview of recent hypernuclei measurements in heavy ion collisions is presented. These results include the lifetime, $\Lambda$ binding energy, production yield, and directed flow in heavy ion collisions. These…

Nuclear Experiment · Physics 2022-04-05 Yue Hang Leung

Isobar models for the electromagnetic production of kaons are discussed with emphasis on the K^+ photoproduction at very small kaon angles and K^0 photoproduction on deuteron. Distorted-wave impuls approximation calculations of the cross…

Nuclear Theory · Physics 2013-11-05 Petr Bydzovsky , Miloslav Sotona

The formation and excitation of hypernuclei through kaon photoproduction is reviewed. Basic features of the production process are emphasized. The possibility of extracting new information on hypernuclear structure and on the wave function…

Nuclear Theory · Physics 2009-10-30 C. Bennhold , F. X. Lee , T. Mart , L. E. Wright

We report results of $\Lambda$ hyperon production in semi-inclusive deep-inelastic scattering off deuterium, carbon, iron, and lead targets obtained with the CLAS detector and the Continuous Electron Beam Accelerator Facility 5.014~GeV…

Nuclear Experiment · Physics 2023-04-18 T. Chetry , L. El Fassi , W. K. Brooks , R. Dupré , A. El Alaoui , K. Hafidi , P. Achenbach , K. P. Adhikari , Z. Akbar , W. R. Armstrong , M. Arratia , H. Atac , H. Avakian , L. Baashen , N. A. Baltzell , L. Barion , M. Bashkanov , M. Battaglieri , I. Bedlinskiy , B. Benkel , F. Benmokhtar , A. Bianconi , A. S. Biselli , M. Bondi , W. A. Booth , F. Bossù , S. Boiarinov , K. -Th. Brinkmann , W. J. Briscoe , D. Bulumulla , V. D. Burkert , D. S. Carman , J. C. Carvajal , A. Celentano , P. Chatagnon , V. Chesnokov , G. Ciullo , P. L. Cole , M. Contalbrigo , G. Costantini , A. D'Angelo , N. Dashyan , R. De Vita , M. Defurne , A. Deur , S. Diehl , C. Djalali , H. Egiyan , L. Elouadrhiri , P. Eugenio , S. Fegan , A. Filippi , G. Gavalian , Y. Ghandilyan , G. P. Gilfoyle , D. I. Glazier , A. A. Golubenko , G. Gosta , R. W. Gothe , K. A. Griffioen , M. Guidal , L. Guo , H. Hakobyan , M. Hattawy , T. B. Hayward , D. Heddle , A. Hobart , M. Holtrop , Y. Ilieva , D. G. Ireland , E. L. Isupov , D. Jenkins , H. S. Jo , M. L. Kabir , A. Khanal , M. Khandaker , A. Kim , W. Kim , F. J. Klein , A. Kripko , V. Kubarovsky , V. Lagerquist , L. Lanza , M. Leali , S. Lee , P. Lenisa , X. Li , K. Livingston , I. J. D. MacGregor , D. Marchand , V. Mascagna , B. McKinnon , C. McLauchlin , Z. E. Meziani , S. Migliorati , T. Mineeva , M. Mirazita , V. Mokeev , C. Munoz Camacho , P. Nadel-Turonski , K. Neupane , S. Niccolai , M. Nicol , G. Niculescu , M. Osipenko , A. I. Ostrovidov , P. Pandey , M. Paolone , L. L. Pappalardo , R. Paremuzyan , E. Pasyuk , S. J. Paul , W. Phelps , N. Pilleux , M. Pokhrel , J. Poudel , J. W. Price , Y. Prok , B. A. Raue , T. Reed , J. Richards , M. Ripani , J. Ritman , G. Rosner , F. Sabatié , C. Salgado , S. Schadmand , A. Schmidt , R. A. Schumacher , Y. G. Sharabian , E. V. Shirokov , U. Shrestha , P. Simmerling , D. Sokhan , N. Sparveris , S. Stepanyan , I. I. Strakovsky , S. Strauch , J. A. Tan , N. Trotta , R. Tyson , M. Ungaro , S. Vallarino , L. Venturelli , H. Voskanyan , E. Voutier , X. Wei , L. B. Weinstein , R. Williams , R. Wishart , M. H. Wood , N. Zachariou , Z. W. Zhao , M. Zurek

Experimental studies of hypernuclear dynamics, besides being essential for the understanding of strong interactions in the strange sector, have important astrophysical implications. The observation of neutron stars with masses exceeding two…

Nuclear Theory · Physics 2021-09-02 Omar Benhar

Heavy quark production has been very well studied over the last years both theoretically and experimentally. Theory has been used to study heavy quark production in $e p$ collisions at HERA, in $pp$ collisions at Tevatron and at RHIC, in…

High Energy Physics - Phenomenology · Physics 2014-11-20 V. P. Goncalves , M. S. Kugeratski , F. S. Navarra

We study the production of $\Lambda$ hyperons in $p + A$ reactions on the basis of a BUU transport approach from 1.1 to 1.9 GeV and evaluate the properties of the hypernuclei produced in particular with respect to their momentum…

Nuclear Theory · Physics 2007-05-23 W. Cassing , Z. Rudy , L. Jarczyk , B. Kamys , P. Kulessa , O. W. B. Schult , A. Sibirtsev , A. Strzałkowski

Investigations of the quasifree reaction A$(\gamma, K Y)$B are presented in the distorted wave impulse approximation (DWIA). For this purpose, we present a revised tree-level model of elementary kaon photoproduction that incorporates…

Nuclear Theory · Physics 2008-11-26 F. X. Lee , T. Mart , C. Bennhold , H. Haberzettl , L. E. Wright

An experiment measuring electroproduction of hypernuclei has been performed in Hall A at Jefferson Lab on a $^{12}$C target. In order to increase counting rates and provide unambiguous kaon identification two superconducting septum magnets…

Ion-ion collisions at relativistic energies have been shown recently to be a promising technique for the production of hypernuclei. In this article, we further investigate the production of light $\Lambda$ hypernuclei by use of a hybrid…

Nuclear Theory · Physics 2018-08-15 Y. L. Sun , A. S. Botvina , A. Obertelli , A. Corsi , M. Bleicher

We study the hyperon-nucleus potential with distorted wave impulse wave approximation (DWIA) using Green's function method. In order to include the nucleon and hyperon potential effects in Fermi averaging, we introduce the local optimal…

Nuclear Theory · Physics 2008-11-26 Hideki Maekawa , Kohsuke Tsubakihara , Akira Ohnishi

We estimate the production cross sections of hypernuclei in projectile like fragment (PLF) in heavy ion collisions. The discussed scenario for the formation cross section of hypernucleus is: (a) Lambda particles are produced in the…

High Energy Physics - Phenomenology · Physics 2014-11-20 V. Topor Pop , S. Das Gupta

A formalism for the electromagnetic production of hypernuclei is developed where the cross section is written as a contraction between a leptonic tensor and a hadronic tensor. The hadronic tensor is written in a model-independent way by…

Nuclear Theory · Physics 2011-04-20 B. I. S. van der Ventel , T. Mart , H. -F. Lu , H. L. Yadav , G. C. Hillhouse

We present a review of the recent progress of theoretical models on the description of the formation of superheavy nuclei in collisions of heavy systems. Two sorts of reactions that are the fusion-evaporation mechanism and the massive…

Nuclear Theory · Physics 2011-05-30 Zhao-Qing Feng , Gen-Ming Jin , Jun-Qing Li

Exclusive electroproduction reactions provide an access to the structure of excited baryons. To extract electroproduction multipoles encoding this information, the J\"ulich-Bonn-Washington (JBW) analysis framework is extended to the…

Nuclear Theory · Physics 2023-07-20 M. Mai , J. Hergenrather , M. Döring , T. Mart , Ulf-G. Meißner , D. Rönchen , R. Workman
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