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Page 1
Measurements of double-polarized compton scattering asymmetries and extraction of the proton spin polarizabilities.
Martel PP, Miskimen R, Aguar-Bartolome P, Ahrens J, Akondi CS, Annand JR, Arends HJ, Barnes W, Beck R, Bernstein A, Borisov N, Braghieri A, Briscoe WJ, Cherepnya S, Collicott C, Costanza S, Denig A, Dieterle M, Downie EJ, Fil'kov LV, Garni S, Glazier DI, Gradl W, Gurevich G, Hall Barrientos P, Hamilton D, Hornidge D, Howdle D, Huber GM, Jude TC, Kaeser A, Kashevarov VL, Keshelashvili I, Kondratiev R, Korolija M, Krusche B, Lazarev A, Lisin V, Livingston K, MacGregor IJ, Mancell J, Manley DM, Meyer W, Middleton DG, Mushkarenkov A, Nefkens BM, Neganov A, Nikolaev A, Oberle M, Ortega Spina H, Ostrick M, Ott P, Otte PB, Oussena B, Pedroni P, Polonski A, Polyansky V, Prakhov S, Rajabi A, Reicherz G, Rostomyan T, Sarty A, Schrauf S, Schumann S, Sikora MH, Starostin A, Steffen O, Strakovsky II, Strub T, Supek I, Thiel M, Tiator L, Thomas A, Unverzagt M, Usov Y, Watts DP, Witthauer L, Werthmüller D, Wolfes M; A2 Collaboration at MAMI. Martel PP, et al. Among authors: beck r. Phys Rev Lett. 2015 Mar 20;114(11):112501. doi: 10.1103/PhysRevLett.114.112501. Epub 2015 Mar 19. Phys Rev Lett. 2015. PMID: 25839263 Free article.
Total photoabsorption cross sections for 1H, 2H, and 3He from 200 to 800 MeV.
MacCormick M, Audit G, d'Hose N, Ghedira L, Isbert V V, Kerhoas S, Murphy LY, Tamas G, Wallace PA, Altieri S, Braghieri A, Pedroni P, Pinelli T, Ahrens J, Beck R, Annand JR, Crawford RA, Kellie JD, MacGregor IJ, Dolbilkin B, Zabrodin A. MacCormick M, et al. Among authors: beck r. Phys Rev C Nucl Phys. 1996 Jan;53(1):41-49. doi: 10.1103/physrevc.53.41. Phys Rev C Nucl Phys. 1996. PMID: 9970910 No abstract available.
Near threshold photoproduction of eta mesons off the proton.
Krusche B, Ahrens J, Anton G, Beck R, Fuchs M, Gabler AR, Härter F, Hall S, Harty P, Hlavac S, MacGregor D, McGeorge C, Metag V V, Owens R, Peise J, Röbig-Landau M, Schubert A, Simon RS, Ströher H, Tries V V. Krusche B, et al. Among authors: beck r. Phys Rev Lett. 1995 May 8;74(19):3736-3739. doi: 10.1103/PhysRevLett.74.3736. Phys Rev Lett. 1995. PMID: 10058284 No abstract available.
Helicity dependence of gammap --> Npi below 450 MeV and contribution to the Gerasimov-Drell-Hearn sum rule.
Ahrens J, Altieri S, Annand JR, Anton G, Arends H, Aulenbacher K, Beck R, Bradtke C, Braghieri A, Degrande N, d'Hose N, 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, Jennewein P, Kageya T, 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, Owens RO, Panzeri A, Pedroni P, Pinelli T, Preobrajenski I, Radtke E. Ahrens J, et al. Among authors: beck r. Phys Rev Lett. 2000 Jun 26;84(26 Pt 1):5950-4. doi: 10.1103/PhysRevLett.84.5950. Phys Rev Lett. 2000. PMID: 10991096
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: beck r. Phys Rev Lett. 2001 May 21;86(21):4764-7. doi: 10.1103/PhysRevLett.86.4764. Phys Rev Lett. 2001. PMID: 11384343 Free article.
Direct observation of a rho decay of the D13(1520) baryon resonance.
Langgärtner W, Ahrens J, Beck R, Hejny V, Kotulla M, Krusche B, Kuhr V, Leukel R, McGregor JD, Messchendorp JG, Metag V, Novotny R, Olmos de Léon V, Owens RO, Rambo F, Schadmand S, Schmidt A, Siodlaczek U, Ströher H, Weiss J, Wissmann F, Wolf M. Langgärtner W, et al. Among authors: beck r. Phys Rev Lett. 2001 Jul 30;87(5):052001. doi: 10.1103/PhysRevLett.87.052001. Epub 2001 Jul 11. Phys Rev Lett. 2001. PMID: 11497760
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: beck r. 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
Neutron polarizabilities investigated by quasifree Compton scattering from the deuteron.
Kossert K, Camen M, Wissmann F, Ahrens J, Annand JR, Arends HJ, Beck R, Caselotti G, Grabmayr P, Jahn O, Jennewein P, Levchuk MI, L'vov AI, McGeorge JC, Natter A, Olmos de León V, Petrun'kin VA, Rosner G, Schumacher M, Seitz B, Smend F, Thomas A, Weihofen W, Zapadtka F. Kossert K, et al. Among authors: beck r. Phys Rev Lett. 2002 Apr 22;88(16):162301. doi: 10.1103/PhysRevLett.88.162301. Epub 2002 Apr 8. Phys Rev Lett. 2002. PMID: 11955229
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: beck r. 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: beck r. 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
1,852 results