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Page 1
N(1520) 3/2(-) helicity amplitudes from an energy-independent multipole analysis based on new polarization data on photoproduction of neutral pions.
Hartmann J, Dutz H, Anisovich AV, Bayadilov D, Beck R, Becker M, Beloglazov Y, Berlin A, Bichow M, Böse S, Brinkmann KT, Crede V, Dieterle M, Eberhardt H, Elsner D, Fornet-Ponse K, Friedrich S, Frommberger F, Funke Ch, Gottschall M, Gridnev A, Grüner M, Gutz E, Hammann Ch, Hannappel J, Hannen V, Herick J, Hillert W, Hoffmeister P, Honisch Ch, Jahn O, Jude T, Käser A, Kaiser D, Kalinowsky H, Kalischewski F, Klassen P, Keshelashvili I, Klein F, Klempt E, Koop K, Krusche B, Kube M, Lang M, Lopatin I, Makonyi K, Messi F, Metag V, Meyer W, Müller J, Nanova M, Nikonov V, Novinski D, Novotny R, Piontek D, Rosenbaum C, Roth B, Reicherz G, Rostomyan T, Sarantsev A, Schmidt Ch, Schmieden H, Schmitz R, Seifen T, Sokhoyan V, Thämer P, Thiel A, Thoma U, Urban M, van Pee H, Walther D, Wendel Ch, Wiedner U, Wilson A, Winnebeck A, Witthauer L, Wunderlich Y; CBELSA/TAPS Collaboration. Hartmann J, et al. Among authors: jahn o. Phys Rev Lett. 2014 Aug 8;113(6):062001. doi: 10.1103/PhysRevLett.113.062001. Epub 2014 Aug 4. Phys Rev Lett. 2014. PMID: 25148317
Helicity amplitudes A1/2 and A3/2 for the D13(1520) resonance obtained from the gamma-->p-->-->ppi(0) Reaction.
Ahrens J, Altieri S, Annand JR, Anton G, Arends HJ, Aulenbacher K, Beck R, Bradtke C, Braghieri A, Degrande N, D'Hose N, Drechsel D, Dutz H, Goertz S, Grabmayr P, Hansen K, Harmsen J, Von Harrach D, Hasegawa S, Hasegawa T, Heid E, Helbing K, Holvoet H, Van Hoorebeke L, Horikawa N, Iwata T, Jahn O, Jennewein P, Kageya T, Kamalov S, Kiel B, Klein F, Kondratiev R, Kossert K, Krimmer J, Lang M, Lannoy B, Leukel R, Lisin V, Matsuda T, McGeorge JC, Meier A, Menze D, Meyer W, Michel T, Naumann J, Panzeri A, Pedroni P, Pinelli T, Preobrajenski I, Radtke E, Reichert E, Reicherz G, Rohlof Ch, Rosner G, Ryckbosch D, Sauer M, Schoch B, Schumacher M, Seitz B, Speckner T, Takabayashi N, Tamas G, Thomas A, Tiator L, Van Vyver R, Wakai A, Weihofen W, Wissmann F, Zapadtka F, Zeitler G. Ahrens J, et al. Among authors: jahn o. Phys Rev Lett. 2002 Jun 10;88(23):232002. doi: 10.1103/PhysRevLett.88.232002. Epub 2002 May 24. Phys Rev Lett. 2002. PMID: 12059355
Measurement of the Gerasimov-Drell-Hearn Integrand for 2H from 200 to 800 MeV.
Ahrens J, Altieri S, Annand JR, Arends HJ, Beck R, Bradtke C, Braghieri A, d'Hose N, Dutz H, Goertz S, Grabmayr P, Hasegawa S, Heid E, Holvoet H, Van Hoorebeke L, Horikawa N, Iwata T, Jahn O, Jennewein P, Klein F, Kondratiev R, Lang M, Lannoy B, Lisin V, Martinez-Fabregate M, McGeorge JC, Meyer W, Panzeri A, Pedroni P, Pinelli T, Preobrajenski I, Reicherz G, Rohlof Ch, Rosner G, Rost M, Rostomyan T, Ryckbosch D, Schumacher M, Seitz B, Tamas G, Thomas A, Van de Vyver R, Zapadtka F; GDH and A2 Collaborations. Ahrens J, et al. Among authors: jahn o. Phys Rev Lett. 2006 Nov 17;97(20):202303. doi: 10.1103/PhysRevLett.97.202303. Epub 2006 Nov 17. Phys Rev Lett. 2006. PMID: 17155680
Beam-helicity asymmetries in double-pion photoproduction off the proton.
Krambrich D, Zehr F, Fix A, Roca L, Aguar P, Ahrens J, Annand JR, Arends HJ, Beck R, Bekrenev V, Boillat B, Braghieri A, Branford D, Briscoe WJ, Brudvik J, Cherepnya S, Codling R, Downie EJ, Dexler P, Glazier DI, Grabmayr P, Gregor R, Heid E, Hornidge D, Jahn O, Kashevarov VL, Knezevic A, Kondratiev R, Korolija M, Kotulla M, Krusche B, Kulbardis A, Lang M, Lisin V, Livingston K, Lugert S, MacGregor IJ, Manley DM, Martinez M, McGeorge JC, Mekterovic D, Metag V, Nefkens BM, Nikolaev A, Pedroni P, Pheron F, Polonski A, Prakhov SN, Price JW, Rosner G, Rost M, Rostomyan T, Schumann S, Sober D, Starostin A, Supek I, Tarbert CM, Thomas A, Unverzagt M, Walcher T, Watts DP; Crystal Ball at MAMI, TAPS, and A2 Collaborations. Krambrich D, et al. Among authors: jahn o. Phys Rev Lett. 2009 Jul 31;103(5):052002. doi: 10.1103/PhysRevLett.103.052002. Epub 2009 Jul 30. Phys Rev Lett. 2009. PMID: 19792489
Narrow structure in the excitation function of η photoproduction off the neutron.
Werthmüller D, Witthauer L, Keshelashvili I, Aguar-Bartolomé P, Ahrens J, Annand JR, Arends HJ, Bantawa K, Beck R, Bekrenev V, Braghieri A, Branford D, Briscoe WJ, Brudvik J, Cherepnya S, Demissie B, Dieterle M, Downie EJ, Drexler P, Fil'kov LV, Fix A, Glazier DI, Hamilton D, Heid E, Hornidge D, Howdle D, Huber GM, Jaegle I, Jahn O, Jude TC, Käser A, Kashevarov VL, Kondratiev R, Korolija M, Kruglov SP, Krusche B, Kulbardis A, Lisin V, Livingston K, MacGregor IJ, Maghrbi Y, Mancell J, Manley DM, Marinides Z, Martinez M, McGeorge JC, McNicoll EF, Metag V, Middleton DG, Mushkarenkov A, Nefkens BM, Nikolaev A, Novotny R, Oberle M, Ostrick M, Oussena B, Pedroni P, Pheron F, Polonski A, Prakhov SN, Robinson J, Rosner G, Rostomyan T, Schumann S, Sikora MH, Sober D, Starostin A, Supek I, Thiel M, Thomas A, Unverzagt M, Watts DP; Crystal Ball/TAPS experiment at MAMI, A2 Collaboration. Werthmüller D, et al. Among authors: jahn o. Phys Rev Lett. 2013 Dec 6;111(23):232001. doi: 10.1103/PhysRevLett.111.232001. Epub 2013 Dec 4. Phys Rev Lett. 2013. PMID: 24476257 Free article.
Measurement of the 1H(γ, p)π0 reaction using a novel nucleon spin polarimeter.
Sikora MH, Watts DP, Glazier DI, Aguar-Bartolomé P, Akasoy LK, Annand JR, Arends HJ, Bantawa K, Beck R, Bekrenev VS, Berghäuser H, Braghieri A, Branford D, Briscoe WJ, Brudvik J, Cherepnya S, Codling RF, Demissie BT, Downie EJ, Drexler P, Fil'kov LV, Freehart B, Gregor R, Hamilton D, Heid E, Hornidge D, Howdle DA, Jaegle I, Jahn O, Jude TC, Kashevarov VL, Keshelashvili I, Kondratiev R, Korolija M, Kotulla M, Koulbardis AA, Kruglov SP, Krusche B, Lisin V, Livingston K, MacGregor IJ, Maghrbi Y, Manley DM, Marinides Z, Martinez M, McGeorge JC, McKinnon B, McNicoll EF, Mekterovic D, Metag V, Micanovic S, Middleton DG, Mushkarenkov A, Nefkens BM, Nikolaev A, Novotny R, Ostrick M, Otte PB, Oussena B, Pedroni P, Pheron F, Polonski A, Prakhov S, Robinson J, Rosner G, Rostomyan T, Schumann S, Sober DI, Starostin A, Strakovsky II, Suarez IM, Supek I, Thiel M, Thomas A, Unverzagt M, Werthmüller D, Workman RL, Zamboni I, Zehr F; (A2 Collaboration at MAMI). Sikora MH, et al. Among authors: jahn o. Phys Rev Lett. 2014 Jan 17;112(2):022501. doi: 10.1103/PhysRevLett.112.022501. Epub 2014 Jan 15. Phys Rev Lett. 2014. PMID: 24484003
Photoproduction of π0 mesons off neutrons in the nucleon resonance region.
Dieterle M, Keshelashvili I, Ahrens J, Annand JR, Arends HJ, Bantawa K, Bartolome PA, Beck R, Bekrenev V, Braghieri A, Branford D, Briscoe WJ, Brudvik J, Cherepnya S, Demissie B, Downie EJ, Drexler P, Fil'kov LV, Fix A, Glazier DI, Hamilton D, Heid E, Hornidge D, Howdle D, Huber GM, Jaegle I, Jahn O, Jude TC, Käser A, Kashevarov VL, Kondratiev R, Korolija M, Kruglov SP, Krusche B, Kulbardis A, Lisin V, Livingston K, MacGregor IJ, Maghrbi Y, Mancell J, Manley DM, Marinides Z, Martinez M, McGeorge JC, McNicoll E, Mekterovic D, Metag V, Micanovic S, Middleton DG, Mushkarenkov A, Nefkens BM, Nikolaev A, Novotny R, Oberle M, Ostrick M, Oussena B, Pedroni P, Pheron F, Polonski A, Prakhov SN, Robinson J, Rosner G, Rostomyan T, Schumann S, Sikora MH, Sober D, Starostin A, Supek I, Thiel M, Thomas A, Unverzagt M, Watts DP, Werthmüller D, Witthauer L; Crystal Ball/TAPS experiment at MAMI, A2 Collaboration. Dieterle M, et al. Among authors: jahn o. Phys Rev Lett. 2014 Apr 11;112(14):142001. doi: 10.1103/PhysRevLett.112.142001. Epub 2014 Apr 8. Phys Rev Lett. 2014. PMID: 24765945
Neutron skin of (208)pb from coherent pion photoproduction.
Tarbert CM, Watts DP, Glazier DI, Aguar P, Ahrens J, Annand JR, Arends HJ, Beck R, Bekrenev V, Boillat B, Braghieri A, Branford D, Briscoe WJ, Brudvik J, Cherepnya S, Codling R, Downie EJ, Foehl K, Grabmayr P, Gregor R, Heid E, Hornidge D, Jahn O, Kashevarov VL, Knezevic A, Kondratiev R, Korolija M, Kotulla M, Krambrich D, Krusche B, Lang M, Lisin V, Livingston K, Lugert S, MacGregor IJ, Manley DM, Martinez M, McGeorge JC, Mekterovic D, Metag V, Nefkens BM, Nikolaev A, Novotny R, Owens RO, Pedroni P, Polonski A, Prakhov SN, Price JW, Rosner G, Rost M, Rostomyan T, Schadmand S, Schumann S, Sober D, Starostin A, Supek I, Thomas A, Unverzagt M, Walcher T, Zana L, Zehr F; (Crystal Ball at MAMI and A2 Collaboration). Tarbert CM, et al. Among authors: jahn o. Phys Rev Lett. 2014 Jun 20;112(24):242502. doi: 10.1103/PhysRevLett.112.242502. Epub 2014 Jun 18. Phys Rev Lett. 2014. PMID: 24996085
Incoherent neutral pion photoproduction on 12C.
Tarbert CM, Watts DP, Aguar P, Ahrens J, Annand JR, Arends HJ, Beck R, Bekrenev V, Boillat B, Braghieri A, Branford D, Briscoe WJ, Brudvik J, Cherepnya S, Codling R, Downie EJ, Föhl K, Glazier DI, Grabmayr P, Gregor R, Heid E, Hornidge D, Jahn O, Kashevarov VL, Knezevic A, Kondratiev R, Korolija M, Kotulla M, Krambrich D, Krusche B, Lang M, Lisin V, Livingston K, Lugert S, Macgregor IJ, Manley DM, Martinez M, McGeorge JC, Mekterovic D, Metag V, Nefkens BM, Nikolaev A, Novotny R, Owens RO, Pedroni P, Polonski A, Prakhov SN, Price JW, Rosner G, Rost M, Rostomyan T, Schadmand S, Schumann S, Sober D, Starostin A, Supek I, Thomas A, Unverzagt M, Walcher T, Zehr F; Crystal Ball at MAMI Collaboration; A2 Collaboration. Tarbert CM, et al. Among authors: jahn o. Phys Rev Lett. 2008 Apr 4;100(13):132301. doi: 10.1103/PhysRevLett.100.132301. Epub 2008 Apr 1. Phys Rev Lett. 2008. PMID: 18517938
Accurate test of chiral dynamics in the γp→π0p reaction.
Hornidge D, Aguar Bartolomé P, Annand JR, Arends HJ, Beck R, Bekrenev V, Berghäuser H, Bernstein AM, Braghieri A, Briscoe WJ, Cherepnya S, Dieterle M, Downie EJ, Drexler P, Fernández-Ramírez C, Filkov LV, Glazier DI, Hall Barrientos P, Heid E, Hilt M, Jaegle I, Jahn O, Jude TC, Kashevarov VL, Keshelashvili I, Kondratiev R, Korolija M, Koulbardis A, Krambrich D, Kruglov S, Krusche B, Laffoley AT, Lisin V, Livingston K, MacGregor IJ, Mancell J, Manley DM, McNicoll EF, Mekterovic D, Metag V, Micanovic S, Middleton DG, Moores KW, Mushkarenkov A, Nefkens BM, Oberle M, Ostrick M, Otte PB, Oussena B, Pedroni P, Pheron F, Polonski A, Prakhov S, Robinson J, Rostomyan T, Scherer S, Schumann S, Sikora MH, Starostin A, Supek I, Thiel M, Thomas A, Tiator L, Unverzagt M, Watts DP, Werthmüller D, Witthauer L; A2 Collaboration; CB-TAPS Collaboration. Hornidge D, et al. Among authors: jahn o. Phys Rev Lett. 2013 Aug 9;111(6):062004. doi: 10.1103/PhysRevLett.111.062004. Epub 2013 Aug 7. Phys Rev Lett. 2013. PMID: 23971564 Free article.
206 results