Commissioning and initial experimental program of the BGO-OD experiment at ELSA

Autor: Alef S., Bauer P., Bayadilov D., Beck R., Becker M., Bella A., Bielefeldt P., Böse S., Braghieri A., Brinkmann K., Cole P., Di Salvo R., Dutz H., Elsner D., Fantini A., Freyermuth O., Friedrich S., Frommberger F., Ganenko V., Geffers D., Gervino G., Ghio F., Görtz S., Gridnev A., Gutz E., Hammann D., Hannappel J., Hillert W., Ignatov A., Jahn R., Joosten R., Jude T.C., Klein F., Knaust J., Kohl K., Koop K., Krusche B., Lapik A., Levi Sandri P., Lopatin I.V., Mandaglio G., Messi F., Messi R., Metag V., Moricciani D., Mushkarenkov A., Nanova M., Nedorezov V., Novinskiy D., Pedroni P., Reitz B., Romaniuk M., Rostomyan T., Rudnev N., Schaerf C., Scheluchin G., Schmieden H., Stugelev A., Sumachev V., Tarakanov V., Vegna V., Walther D., Watts D., Zaunick H., Zimmermann T.

Publikováno v: EPJ Web of Conferences, Vol 130, p 07013 (2016)

BGO-OD is a new meson photoproduction experiment at the ELSA facility of Bonn University. It aims at the investigation of non strange and strange baryon excitations, and is especially designed to be able to detect weekly bound meson-baryon type struc

Externí odkaz: https://doaj.org/article/e11c68cce57345f7a8134c73d4e91284

Photoproduction of $K^+\Lambda(1405) \rightarrow K^+\pi^0\Sigma^0$ extending to forward angles and low momentum transfer

Autor: Scheluchin, G., Jude, T. C., Alef, S., Bauer, P., Bayadilov, D., Beck, R., Braghieri, A., Cole, P. L., Di Salvo, R., Elsner, D., Fantini, A., Freyermuth, O., Fromberger, F., Ghio, F., Gridnev, A., Hammann, D., Hannappel, J., Kohl, K., Kozlenko, N., Lapik, A., Sandri, P. Levi, Lisin, V., Mandaglio, G., Messi, R., Moricciani, D., Mushkarenkov, A., Nedorezov, V., Novinsky, D., Pedroni, P., Polonski, A., Reitz, B. -E., Romaniuk, M., Schmieden, H., Sumachev, V., Tarakanov, V.

$K^+\Lambda(1405)$ 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 mass distr

Externí odkaz: http://arxiv.org/abs/2108.12235

$K^+\Lambda$ photoproduction at forward angles and low momentum transfer

Autor: Alef, S., Bauer, P., Bayadilov, D., Beck, R., Bella, A., Bieling, J., Braghieri, A., Cole, P. L., Elsner, D., Di Salvo, R., Fantini, A., Freyermuth, O., Frommberger, F., Ghio, F., Goertz, S., Gridnev, A., Hammann, D., Hannappel, J., Jude, T. C., Kohl, K., Kozlenko, N., Sandri, A. Lapik P. Levi, Lisin, V., Mandaglio, G., Messi, F., Messi, R., Moricciani, D., Nedorezov, V., Nikonov, V. A, Novinskiy, D., Pedroni, P., Polonskiy, A., Reitz, B. -E., Romaniuk, M., Sarantsev, A. V, Scheluchin, G., Schmieden, H., Stuglev, A., Sumachev, V., Vegna, V., Tarakanov, V., Zimmermann, T.

Publikováno v: Eur. Phys. J. A 57, 80 (2021)

$\gamma p \rightarrow K^+ \Lambda$ differential cross sections and recoil polarisation data from threshold for extremely forward angles are presented. The measurements were performed at the BGOOD experiment at ELSA, utilising the high angular and mom

Externí odkaz: http://arxiv.org/abs/2006.12350

New data on $\vec{\gamma} \vec{p}\rightarrow \eta p$ with polarized photons and protons and their implications for $N^* \to N\eta$ decays

Autor: Müller, J., Hartmann, J., Grüner, M., Afzal, F., Anisovich, A. V., Bantes, B., Bayadilov, D., Beck, R., Becker, M., Beloglazov, Y., Berlin, M., Bichow, M., Böse, S., Brinkmann, K. -T., Challand, T., Crede, V., Dietz, F., Dieterle, M., Drexler, P., Dutz, H., Eberhardt, H., Elsner, D., Ewald, R., Fornet-Ponse, K., Friedrich, S., Frommberger, F., Funke, C., Gottschall, M., Gridnev, A., Goertz, S., Gutz, E., Hammann, C., Hannen, V., Hannappel, J., Herick, J., Hillert, W., Hoffmeister, P., Honisch, C., Jahn, O., Jude, T., Jaegle, I., Käser, A., Kaiser, D., Kalinowsky, H., Kalischewski, F., Kammer, S., Keshelashvili, I., Klassen, P., Kleber, V., Klein, F., Klempt, E., Koop, K., Krusche, B., Kube, M., Lang, M., Lopatin, I., Maghrbi, Y., Mahlberg, P., Makonyi, K., Messi, F., Metag, V., Meyer, W., Müllers, J., Nanova, M., Nikonov, V., Novinski, D., Novotny, R., Piontek, D., Reicherz, G., Rosenbaum, C., Rostomyan, T., Roth, B., Sarantsev, A., Schmidt, C., Schmieden, H., Schmitz, R., Seifen, T., Sokhoyan, V., Thiel, A., Thoma, U., Urban, M., van Pee, H., Walther, D., Wendel, C., Wiedner, U., Wilson, A., Winnebeck, A., Witthauer, L., Collaboration, CBELSA/TAPS

The polarization observables $T, E, P, H$, and $G$ in photoproduction of $\eta$ mesons off protons are measured for photon energies from threshold to $W=2400\,$MeV ($T$), 2280 MeV ($E$), 1620 MeV ($P, H$), or 1820 MeV ($G$), covering nearly the full

Externí odkaz: http://arxiv.org/abs/1909.08464

The {\eta}'-carbon potential at low meson momenta

Autor: Nanova, M., Friedrich, S., Metag, V., Paryev, E. Ya., Afzal, F. N., Bayadilov, D., Bantes, B., Beck, R., Becker, M., Böse, S., Brinkmann, K. -T., Crede, V., Drexler, P., Eberhardt, H., Elsner, D., Frommberger, F., Funke, Ch., Gottschall, M., Grüner, M., Gutz, E., Hammann, Ch., Hannappel, J., Hartmann, J., Hillert, W., Hoffmeister, Ph., Honisch, Ch., Jude, T., Kaiser, D., Kalischewski, F., Keshelashvili, I., Klein, F., Koop, K., Krusche, B., Lang, M., Makonyi, K., Messi, F., Müller, J., Müllers, J., Piontek, D., Rostomyan, T., Schaab, D., Schmidt, Ch., Schmieden, H., Schmitz, R., Seifen, T., Sokhoyan, V., Sowa, C., Spieker, K., Thiel, A., Thoma, U., Triffterer, T., Urban, M., van Pee, H., Walther, D., Wendel, Ch., Werthmüller, D., Wiedner, U., Wilson, A., Witthauer, L., Wunderlich, Y., Zaunick, H. -G.

Publikováno v: Eur. Phys. J. A, 54 (2018) 182

The production of $\eta^\prime$ mesons in coincidence with forward-going protons has been studied in photon-induced reactions on $^{12}$C and on a liquid hydrogen (LH$_2$) target for incoming photon energies of 1.3-2.6 GeV at the electron accelerator

Externí odkaz: http://arxiv.org/abs/1810.01288