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Page 1
In-medium properties of the D13(1520) nucleon resonance.
Krusche B, Ahrens J, Beck R, MacGregor IJ, McGeorge JC, Metag V, Ströher H. Krusche B, et al. Among authors: mcgeorge jc. Phys Rev Lett. 2001 May 21;86(21):4764-7. doi: 10.1103/PhysRevLett.86.4764. Phys Rev Lett. 2001. PMID: 11384343 Free article.
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: mcgeorge jc. 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: mcgeorge jc. 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: mcgeorge jc. 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: mcgeorge jc. 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
Test of low-energy theorems for 1H(--> gamma, pi(0))(H)in the threshold hegion.
Schmidt A, Achenbach P, Ahrens J, Arends HJ, Beck R, Bernstein AM, Hejny V, Kotulla M, Krusche B, Kuhr V, Leukel R, MacGregor IJ, McGeorge JC, Metag V, Olmos De León VM, Rambo F, Siodlaczek U, Ströher H, Walcher T, Weiss J, Wissmann F, Wolf M. Schmidt A, et al. Among authors: mcgeorge jc. Phys Rev Lett. 2001 Dec 3;87(23):232501. doi: 10.1103/PhysRevLett.87.232501. Epub 2001 Nov 15. Phys Rev Lett. 2001. PMID: 11736448
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: mcgeorge jc. 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
In-medium modifications of the pipi interaction in photon-induced reactions.
Messchendorp JG, Janssen S, Kotulla M, Ahrens J, Annand JR, Beck R, Bloch F, Caselotti G, Fog L, Hornidge D, Krusche B, Langgärtner W, McGeorge JC, MacGregor IJ, Mengel K, Metag V, Novotny R, Owens RO, Pfeiffer M, Sack S, Sanderson R, Schadmand S. Messchendorp JG, et al. Among authors: mcgeorge jc. Phys Rev Lett. 2002 Nov 25;89(22):222302. doi: 10.1103/PhysRevLett.89.222302. Epub 2002 Nov 8. Phys Rev Lett. 2002. PMID: 12485064
The reaction gammap-->pi0gamma'p and the magnetic dipole moment of the Delta+ 1232 resonance.
Kotulla M, Ahrens J, Annand JR, Beck R, Caselotti G, Fog LS, Hornidge D, Janssen S, Krusche B, McGeorge JC, McGregor IJ, Mengel K, Messchendorp JG, Metag V, Novotny R, Pfeiffer M, Rost M, Sack S, Sanderson R, Schadmand S, Watts DP. Kotulla M, et al. Among authors: mcgeorge jc. Phys Rev Lett. 2002 Dec 30;89(27):272001. doi: 10.1103/PhysRevLett.89.272001. Epub 2002 Dec 16. Phys Rev Lett. 2002. PMID: 12513194
Photoproduction of eta-mesic 3He.
Pfeiffer M, Ahrens J, Annand JR, Beck R, Caselotti G, Cherepnya S, Föhl K, Fog LS, Hornidge D, Janssen S, Kashevarov V, Kondratiev R, Kotulla M, Krusche B, McGeorge JC, MacGregor IJ, Mengel K, Messchendorp JG, Metag V, Novotny R, Rost M, Sack S, Sanderson R, Schadmand S, Thomas A, Watts DP. Pfeiffer M, et al. Among authors: mcgeorge jc. Phys Rev Lett. 2004 Jun 25;92(25 Pt 1):252001. doi: 10.1103/PhysRevLett.92.252001. Epub 2004 Jun 24. Phys Rev Lett. 2004. PMID: 15244998
28 results