Related papers: Photoproduction of $\eta^{'}$ Mesons from Nuclei

In-medium Properties of \eta' Meson

Using the Crystal Barrel(CB)/TAPS detector system at the ELSA accelerator facility in Bonn the \eta' photoproduction off nuclei (C, Ca, Nb and Pb) was studied via the hadronic decay channel \eta' -> \pi^0\pi^0\eta . Recent results on the…

Nuclear Experiment · Physics 2012-04-16 TAPS Collaboration

In-medium Properties of the {\eta}'-Meson from Photonuclear Reactions

Investigations of in-medium properties of the {\eta}'-meson are presented. The photoproduction of {\eta}'-mesons off C, Ca, Nb and Pb nuclei has been measured with the Crystal Barrel/TAPS detector system at the ELSA accelerator in Bonn.…

Nuclear Experiment · Physics 2019-08-14 M. Nanova

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

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 performed at the Bonn ELSA accelerator with the…

Nuclear Experiment · Physics 2008-12-18 T. Mertens , I. Jaegle , P. Muehlich , J. C. S. Bacelar , B. Bantes , O. Bartholomy , D. E. Bayadilov , R. Beck , Y. A. Beloglazov , R. Castelijns , V. Crede , H. Dutz , A. Ehmanns , D. Elsner , K. Essig , R. Ewald , I. Fabry , K. Fornet-Ponse , M. Fuchs , C. Funke , R. Gothe , R. Gregor , A. B. Gridnev , E. Gutz , S. Hoeffgen , P. Hoffmeister , I. Horn , J. Junkersfeld , H. Kalinowsky , S. Kammer , V. Kleber , Frank Klein , Friedrich Klein , E. Klempt , M. Konrad , M. Kotulla , B. Krusche , M. Lang , J. Langheinrich , H. Loehner , I. V. Lopatin , J. Lotz , S. Lugert , D. Menze , J. G. Messchendorp , V. Metag , C. Morales , U. Mosel , M. Nanova , D. V. Novinski , R. Novotny , M. Ostrick , L. M. Pant , H. van Pee , M. Pfeiffer , A. K. Radkov , A. Roy , S. Schadmand , C. Schmidt , H. Schmieden , B. Schoch , S. Shende , V. Sokhoyan , A. Suele , V. V. Sumachev , T. Szczepanek , U. Thoma , D. Trnka , R. Varma , D. Walther , C. Weinheimer , C. Wendel

Mesons in Nuclei: eta and omega mesons

Data on the photoproduction of omega mesons on nuclei have been re-analyzed in search for in-medium modifications. The data were taken with the Crystal Barrel(CB)/TAPS detector system at the ELSA accelerator facility in Bonn. The extracted…

Nuclear Experiment · Physics 2011-03-10 S. Schadmand

Transparency ratio in \gamma A -> \eta' A' and the in-medium \eta' width

The photoproduction of \eta'-mesons off different nuclei has been measured with the CBELSA/TAPS detector system for incident photon energies between 1500 - 2200 MeV. The transparency ratio has been deduced and compared to theoretical…

Nuclear Experiment · Physics 2015-06-04 M. Nanova , V. Metag , A. Ramos , E. Oset , I. Jaegle , K. Makonyi , K. Brinkmann , O. Bartholomy , D. Bayadilov , Y. A. Beloglazov , V. Crede , H. Dutz , A. Ehmanns , D. Elsner , K. Essig , R. Ewald , I. Fabry , M. Fuchs , Ch. Funke , R. Gregor , A. B. Gridnev , E. Gutz , S. Höffgen , P. Hoffmeister , I. Horn , J. Junkersfeld , H. Kalinowsky , Frank Klein , Friedrich Klein , E. Klempt , M. Konrad , B. Kopf , B. Krusche , J. Langheinrich , H. Löhner , I. V. Lopatin , J. Lotz , S. Lugert , D. Menze , T. Mertens , J. G. Messchendorp , C. Morales , R. Novotny , M. Ostrick , L. M. Pant , H. van Pee , M. Pfeiffer , A. Roy , A. Radkov , S. Schadmand , Ch. Schmidt , H. Schmieden , B. Schoch , A. Süle , V. V. Sumachev , T. Szczepanek , U. Thoma , D. Trnka , R. Varma , D. Walther , Ch. Wendel

Photoproduction of Mesons off Light Nuclei -- the Search for \eta -Mesic Nuclei

Photoproduction of \eta mesons off light nuclei (d, 3He, 7Li) has been measured at the tagged photon beam of the Mainz MAMI accelerator with the combined Crystal Ball/TAPS detection system. Special attention was given to the threshold…

Nuclear Experiment · Physics 2018-05-22 B. Krusche , F. Pheron , Y. Maghrbi

Photoproduction of $\eta '$-mesons off the deuteron

Quasi-free photoproduction of $\eta '$ mesons off nucleons bound in the deuteron has been measured with the combined Crystal Barrel - TAPS detector. The experiment was done at a tagged photon beam of the ELSA electron accelerator in Bonn…

Nuclear Experiment · Physics 2015-03-17 I. Jaegle , T. Mertens , A. Fix , F. Huang , K. Nakayama , L. Tiator , A. V. Anisovich , J. C. S. Bacelar , B. Bantes , O. Bartholomy , D. E. Bayadilov , R. Beck , Y. A. Beloglazov , R. Castelijns , V. Crede , H. Dutz , D. Elsner , R. Ewald , F. Frommberger , C. Funke , R. Gregor , A. B. Gridnev , E. Gutz , W. Hillert , S. Hoeffgen , J. Junkersfeld , H. Kalinowsky , S. Kammer , V. Kleber , Frank Klein , Friedrich Klein , E. Klempt , M. Kotulla , B. Krusche , M. Lang , H. Loehner , I. V. Lopatin , S. Lugert , D. Menze , J. G. Messchendorp , V. Metag , V. A. Nikonov , M. Nanova , D. V. Novinski , R. Novotny , M. Ostrick , L. M. Pant , H. van Pee , M. Pfeiffer , A. Roy , A. V. Sarantsev , S. Schadmand , C. Schmidt , H. Schmieden , B. Schoch , S. V. Shende , V. Sokhoyan , A. Suele , V. V. Sumachev , T. Szczepanek , U. Thoma , D. Trnka , R. Varma , D. Walther , C. Wendel

Photoproduction of eta mesons from the neutron: cross sections and double polarization observable E

Photoproduction of $\eta$ mesons from neutrons} \abstract{Results from measurements of the photoproduction of $\eta$ mesons from quasifree protons and neutrons are summarized. The experiments were performed with the CBELSA/TAPS detector at…

Nuclear Experiment · Physics 2017-04-12 L. Witthauer , M. Dieterle , F. Afzal , A. V. Anisovich , B. Bantes , D. Bayadilov , R. Beck , M. Bichow , K. -T. Brinkmann , S. Böse , Th. Challand , V. Crede , H. Dutz , H. Eberhardt , D. Elsner , R. Ewald , K. Fornet-Ponse , St. Friedrich , F. Frommberger , Ch. Funke , St. Goertz , M. Gottschall , A. Gridnev , M. Grüner , E. Gutzınst , D. Hammann , Ch. Hammann , J. Hannappel , J. Hartmann , W. Hillert , Ph. Hoffmeister , Ch. Honisch , T. Jude , D. Kaiser , H. Kalinowsky , F. Kalischewski , S. Kammer , A. Käser , I. Keshelashvili , P. Klassen , V. Kleber , F. Klein , K. Koop , B. Krusche , M. Lang , I. Lopatin , Ph. Mahlberg , K. Makonyi , V. Metag , W. Meyer , J. Müller , J. Müllers , M. Nanova , V. Nikonov , D. Piontek , G. Reicherz , T. Rostomyan , A. Sarantsev , Ch. Schmidt , H. Schmieden , T. Seifen , V. Sokhoyan , K. Spieker , A. Thiel , U. Thoma , M. Urban , H. van Pee , N. K. Walford , D. Walther , Ch. Wendel , D. Werthmüller , A. Wilson , A. Winnebeck

Photoproduction of eta-Mesons off 3He

Photoproduction of eta-mesons off 3He has been studied at the MAMI accelerator using the Crystal Ball/TAPS detector setup. The total cross section for the coherent eta-photoproduction was measured with improved statistical quality. Both,…

Nuclear Experiment · Physics 2011-09-01 Lilian Witthauer

First observation of in-medium modifications of the omega meson

The photoproduction of omega mesons on nuclei has been investigated using the Crystal Barrel/TAPS experiment at the ELSA tagged photon facility in Bonn. The aim is to study possible in-medium modifications of the omega meson via the…

Nuclear Experiment · Physics 2019-08-14 D. Trnka

Photoproduction of $\eta$ and $\eta\prime$ Mesons off Protons

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. The $\eta$ mesons are detected in their two…

Nuclear Experiment · Physics 2012-08-27 The CBELSA , TAPS Collaboration , : , Volker Crede , A. McVeigh , A. Anisovich , J. Bacelar , R. Bantes , O. Bartholomy , D. Bayadilov , R. Beck , Y. Beloglazov , R. Castelijns , A. Ehmanns , D. Elsner , K. Essig , R. Ewald , I. Fabry , M. Fuchs , C. Funke , R. Gothe , R. Gregor , A. Gridnev , E. Gutz , S. Hoeffgen , P. Hoffmeister , I. Horn , I. Jaegle , J. Junkersfeld , H. Kalinowsky , S. Kammer , Frank Klein , Friedrich Klein , E. Klempt , M. Konrad , M. Kotulla , B. Krusche , J. Langheinrich , H. Loehner , I. Lopatin , J. Lotz , S. Lugert , D. Menze , T. Mertens , J. Messchendorp , V. Metag , M. Nanova , V. Nikonov , D. Novinski , R. Novotny , M. Ostrick , L. Pant , H. van Pee , M. Pfeiffer , A. Roy , A. Sarantsev , S. Schadmand , C. Schmidt , H. Schmieden , B. Schoch , S. Shende , N. Sparks , A. Suele , V. Sumachev , T. Szczepanek , U. Thoma , D. Trnka , R. Varma , D. Walther , C. Weinheimer , C. Wendel , A. Wilson

Photoproduction of mesons from nuclei - In-medium properties of hadrons

Recent experimental results for the in-medium properties of hadrons obtained with photoproduction of mesons from nuclei are discussed. The experiments were done with the TAPS detector at the tagged photon beam of the MAMI accelerator in…

Nuclear Experiment · Physics 2009-11-10 B. Krusche

Photoproduction of $\eta^\prime$ mesons off nuclei and their properties in the nuclear medium

We study the photoproduction of $\eta^\prime$ mesons from nuclei near the threshold within the collision model based on the nuclear spectral function. The model takes properly into account both primary photon-nucleon and secondary…

Nuclear Theory · Physics 2015-06-11 E. Ya. Paryev

Study of in-medium $\eta^\prime$ properties in the ($\gamma$, ${\eta^\prime}p$) reaction on nuclei

We study the near-threshold photoproduction of $\eta^\prime$ mesons from nuclei in coincidence with forward going protons in the kinematical conditions of the Crystal Barrel/TAPS experiment, recently performed at ELSA. The calculations have…

Nuclear Theory · Physics 2016-01-20 E. Ya. Paryev

In-Medium Properties of Hadrons

A diverse experimental program for the study of the photoproduction of mesons off nuclei has been carried out - and is still running - at the Mainz MAMI and Bonn ELSA electron accelerators with the TAPS, Crystal Barrel, and Crystal Ball…

Nuclear Experiment · Physics 2011-07-19 B. Krusche

Photoproduction of $\omega$ mesons on nuclei near the production threshold

The photoproduction of $\omega$ mesons on LH_2, C and Nb has been studied for incident photon energies from 900 to 1300 MeV using the CB/TAPS detector at ELSA. The $\omega$ line shape does not show any significant difference between the…

Nuclear Experiment · Physics 2011-02-18 M. Nanova , J. Weil , S. Friedrich , V. Metag , U. Mosel , G. Anton , J. C. S. Bacelar , O. Bartholomy , D. Bayadilov , Y. A. Beloglazov , R. Bogendörfer , R. Castelijns , V. Crede , H. Dutz , A. Ehmanns , D. Elsner , K. Essig , R. Ewald , I. Fabry , M. Fuchs , Ch. Funke , R. Gothe , R. Gregor , A. B. Gridnev , E. Gutz , S. Höffgen , P. Hoffmeister , I. Horn , J. Hössl , I. Jaegle , J. Junkersfeld , H. Kalinowsky , Frank Klein , Friedrich Klein , E. Klempt , M. Konrad , B. Kopf , M. Kotulla , B. Krusche , J. Langheinrich , H. Löhner , I. V. Lopatin , J. Lotz , S. Lugert , D. Menze , T. Mertens , J. G. Messchendorp , C. Morales , R. Novotny , M. Ostrick , L. M. Pant , H. van Pee , M. Pfeiffer , A. Roy , A. Radkov , S. Schadmand , Ch. Schmidt , H. Schmieden , B. Schoch , S. Shende , G. Suft , A. Süle , V. V. Sumachev , T. Szczepanek , U. Thoma , D. Trnka , R. Varma , D. Walther , Ch. Weinheimer , Ch. Wendel

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

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 $\omega$ meson cross section on the nuclear…

Nuclear Experiment · Physics 2008-11-26 M. Kotulla , D. Trnka , P. Mühlich , G. Anton , J. C. S. Bacelar , O. Bartholomy , D. Bayadilov , Y. A. Beloglazov , R. Bogendörfer , R. Castelijns , V. Crede , H. Dutz , A. Ehmanns , D. Elsner , R. Ewald , I. Fabry , M. Fuchs , K. Essig , Ch. Funke , R. Gothe , R. Gregor , A. B. Gridnev , E. Gutz , S. Höffgen , P. Hoffmeister , I. Horn , J. Hössl , I. Jaegle , J. Junkersfeld , H. Kalinowsky , Frank Klein , Fritz Klein , E. Klempt , M. Konrad , B. Kopf , B. Krusche , J. Langheinrich , H. Löhner , I. V. Lopatin , J. Lotz , S. Lugert , D. Menze , J. G. Messchendorp , T. Mertens , V. Metag , U. Mosel , M. Nanova , R. Novotny , M. Ostrick , L. M. Pant , H. van Pee , M. Pfeiffer , A. Roy , A. Radkov , S. Schadmand , Ch. Schmidt , H. Schmieden , B. Schoch , S. Shende , G. Suft , V. V. Sumachev , T. Szczepanek , A. Süle , U. Thoma , R. Varma , D. Walther , Ch. Weinheimer , Ch. Wendel

Photoproduction of $\eta$-mesons off C and Cu nuclei for photon energies below 1.1 GeV

The $\eta$-meson photoproduction cross sections have been measured on the C and Cu targets for the photon energies between 600 and 1100 MeV to investigate the behavior of the $S_{11}$(1535) resonance in a nucleus. The excitation functions…

Nuclear Experiment · Physics 2009-11-11 T. Kinoshita , H. Yamazaki , H. Fukasawa , K. Hirota , T. Ishikawa , J. Kasagi , A. Kato , T. Katsuyama , K. Kino , F. Miyahara , T. Nakabayashi , K. Nawa , K. Okamura , Y. Saitoh , K. Satou , M. Sengoku , H. Shimizu , K. Suzuki , S. Suzuki , T. Terasawa , H. Kanda , K. Maeda , T. Takahashi , Y. Aruga , T. Fujinoya , A. Iijima , M. Itaya , Y. Ito , T. Iwata , H. Kato , T. Kawamura , T. Michigami , M. Moriya , T. Sasaki , Y. Tajima , S. Takita , T. Noma , M. Yamamoto , H. Y. Yoshida , Y. Yoshida , O. Konno , T. Maruyama , T. Yorita

Quasi-free photoproduction of eta-mesons of the neutron

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. The eta-mesons have been detected in…

Nuclear Experiment · Physics 2008-11-26 I. Jaegle , T. Mertens , A. V. Anisovich , J. C. S. Bacelar , B. Bantes , O. Bartholomy , D. Bayadilov , R. Beck , Y. A. Beloglazov , R. Castelijns , V. Crede , H. Dutz , A. Ehmanns , D. Elsner , K. Essig , R. Ewald , I. Fabry , M. Fuchs , C. Funke , R. Gothe , R. Gregor , A. B. Gridnev , E. Gutz , S. Hoeffgen , P. Hoffmeister , I. Horn , J. Junkersfeld , H. Kalinowsky , S. Kammer , V. Kleber , Frank Klein , Friedrich Klein , E. Klempt , M. Konrad , M. Kotulla , B. Krusche , M. Lang , J. Langheinrich , H. Loehner , I. V. Lopatin , J. Lotz , S. Lugert , D. Menze , J. G. Messchendorp , V. Metag , C. Morales , M. Nanova , V. A. Nikonov , D. V. Novinski , R. Novotny , M. Ostrick , L. M. Pant , H. van Pee , M. Pfeiffer , A. K. Radkov , A. Roy , A. V. Sarantsev , S. Schadmand , C. Schmidt , H. Schmieden , B. Schoch , S. Shende , V. Sokhoyan , A. Suele , V. V. Sumachev , T. Szczepanek , U. Thoma , D. Trnka , R. Varma , D. Walther , C. Weinheimer , C. Wendel

Determination of the real part of the {\eta}'-Nb optical potential

The excitation function and momentum distribution of {\eta}' mesons have been measured in photoproduction off 93^Nb in the energy range of 1.2-2.9 GeV. The experiment has been performed with the combined Crystal Barrel and MiniTAPS detector…

Nuclear Experiment · Physics 2016-09-21 M. Nanova , S. Friedrich , V. Metag , E. Ya. Paryev , F. N. Afzal , D. Bayadilov , R. Beck , M. Becker , S. Böse , K. -T. Brinkmann , V. Crede , D. Elsner , F. Frommberger , M. Grtuner , E. Gutz , Ch. Hammann , J. Hannappel , J. Hartmann , W. Hillert , P. Hoffmeister , Ch. Honisch , T. Jude , F. Kalischewski , I. Keshelashvili , F. Klein , K. Koop , B. Krusche , M. Lang , K. Makonyi , F. Messi , J. Müller , J. Müllers , D. M. Piontek , T. Rostomyan , D. Schaab , C. Schmidt , H. Schmieden , R. Schmitz , T. Seifen , C. Sowa , K. Spieker , A. Thiel , U. Thoma , T. Tristerer , M. Urban , H. van Pee , D. Walther , C. Wendel , D. Werthmüller , U. Wiedner , A. Wilson , L. Witthauer , Y. Wunderlich , H. -G. Zaunick