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Measurement of the neutron electric to magnetic form factor ratio at Q2=1.58  GeV2 using the reaction 3He[over →](e[over →],e'n)pp.
Schlimme BS, Achenbach P, Ayerbe Gayoso CA, Bernauer JC, Böhm R, Bosnar D, Challand T, Distler MO, Doria L, Fellenberger F, Fonvieille H, Gómez Rodríguez M, Grabmayr P, Hehl T, Heil W, Kiselev D, Krimmer J, Makek M, Merkel H, Middleton DG, Müller U, Nungesser L, Ott BA, Pochodzalla J, Potokar M, Sánchez Majos S, Sargsian MM, Sick I, Sirca S, Weinriefer M, Wendel M, Yoon CJ. Schlimme BS, et al. Among authors: muller u. Phys Rev Lett. 2013 Sep 27;111(13):132504. doi: 10.1103/PhysRevLett.111.132504. Epub 2013 Sep 26. Phys Rev Lett. 2013. PMID: 24116774
Measurement of the recoil polarization in the p(e-->, e'p-->)pi(0) reaction at the Delta(1232) resonance.
Pospischil T, Bartsch P, Baumann D, Bermuth J, Böhm R, Bohinc K, Derber S, Ding M, Distler M, Drechsel D, Elsner D, Ewald I, Friedrich J, Friedrich JM, Geiges R, Hedicke S, Jennewein P, Kahrau M, Kamalov SS, Klein F, Krygier KW, Lac J, Liesenfeld A, McIntyre J, Merkel H, Merle P, Müller U, Neuhausen R, Potokar M, Ransome RD, Rohe D, Rosner G, Schmieden H, Seimetz M, Sirca S, Sick I, Süle A, Tiator L, Wagner A, Walcher T, Warren GA, Weis M. Pospischil T, et al. Among authors: muller u. Phys Rev Lett. 2001 Apr 2;86(14):2959-62. doi: 10.1103/PhysRevLett.86.2959. Phys Rev Lett. 2001. PMID: 11290082
Neutral pion threshold production at Q(2) = 0.05 GeV(2)/c(2) and chiral perturbation theory.
Merkel H, Bartsch P, Baumann D, Bermuth J, Bernstein AM, Bohinc K, Böhm R, Clawiter N, Derber S, Ding M, Distler MO, Ewald I, Friedrich JM, Friedrich J, Jennewein P, Kahrau M, Kohl M, Krygier KW, Kuss M, Liesenfeld A, Merle P, Miskimen RA, Müller U, Neuhausen R, Pavan MM, Pospischil T, Potokar M, Rosner G, Schmieden H, Seimetz M, Sirca S, Wagner A, Walcher T, Weis M; A1 Collaboration. Merkel H, et al. Among authors: muller u. Phys Rev Lett. 2002 Jan 7;88(1):012301. doi: 10.1103/PhysRevLett.88.012301. Epub 2001 Dec 20. Phys Rev Lett. 2002. PMID: 11800938
Measurement of the beam-helicity asymmetry in the p((-->)e,e'p)pi(0) reaction at the energy of the Delta(1232) resonance.
Bartsch P, Baumann D, Bermuth J, Böhm R, Bohinc K, Bosnar D, Ding M, Distler M, Drechsel D, Elsner D, Ewald I, Friedrich J, Friedrich JM, Grözinger S, Hedicke S, Jennewein P, Kahrau M, Kamalov SS, Klein F, Krygier KW, Liesenfeld A, Merkel H, Merle P, Müller U, Neuhausen R, Pospischil T, Potokar M, Rosner G, Schmieden H, Seimetz M, Süle A, Tiator L, Wagner A, Walcher T, Weis M. Bartsch P, et al. Among authors: muller u. Phys Rev Lett. 2002 Apr 8;88(14):142001. doi: 10.1103/PhysRevLett.88.142001. Epub 2002 Mar 26. Phys Rev Lett. 2002. PMID: 11955140
Measurement of the exclusive 3He(e,e'p) reaction below the quasielastic peak.
Kozlov A, Sarty AJ, Aniol KA, Bartsch P, Baumann D, Bertozzi W, Bohinc K, Böhm R, Chen JP, Dale D, Dennis L, Derber S, Ding M, Distler MO, Dragovitsch P, Ewald I, Fissum KG, Friedrich J, Friedrich JM, Geiges R, Gilad S, Jennewein P, Kahrau M, Kohl M, Krygier KW, Liesenfeld A, Margaziotis DJ, Merkel H, Merle P, Müller U, Neuhausen R, Pospischil T, Potokar M, Riccardi G, Roché R, Rosner G, Rowntree D, Schmieden H, Sirca S, Templon JA, Thompson MN, Wagner A, Walcher T, Weis M, Zhao J, Zhou ZL, Golak J, Glöckle W, Witała H; A1 Collaboration. Kozlov A, et al. Among authors: muller u. Phys Rev Lett. 2004 Sep 24;93(13):132301. doi: 10.1103/PhysRevLett.93.132301. Epub 2004 Sep 22. Phys Rev Lett. 2004. PMID: 15524710
Recoil polarization and beam-recoil double polarization measurement of eta electroproduction on the proton in the region of the S11(1535) resonance.
Merkel H, Achenbach P, Ayerbe Gayoso C, Bernauer JC, Böhm R, Bosnar D, Cheymol B, Distler MO, Doria L, Fonvieille H, Friedrich J, Janssens P, Makek M, Müller U, Nungesser L, Pochodzalla J, Potokar M, Sánchez Majos S, Schlimme BS, Sirca S, Tiator L, Walcher T, Weinriefer M; A1 Collaboration. Merkel H, et al. Among authors: muller u. Phys Rev Lett. 2007 Sep 28;99(13):132301. doi: 10.1103/PhysRevLett.99.132301. Epub 2007 Sep 26. Phys Rev Lett. 2007. PMID: 17930579
Measurement of strange quark contributions to the vector form factors of the proton at Q2 = 0.22 (GeV / c)2.
Baunack S, Aulenbacher K, Balaguer Ríos D, Capozza L, Diefenbach J, Gläser B, von Harrach D, Imai Y, Kabuss EM, Kothe R, Lee JH, Merkel H, Mora Espí MC, Müller U, Schilling E, Stephan G, Weinrich C, Arvieux J, El-Yakoubi MA, Frascaria R, Kunne R, Maas FE, Morlet M, Ong S, van de Wiele J, Kowalski S, Prok Y, Taylor S. Baunack S, et al. Among authors: muller u. Phys Rev Lett. 2009 Apr 17;102(15):151803. doi: 10.1103/PhysRevLett.102.151803. Epub 2009 Apr 16. Phys Rev Lett. 2009. PMID: 19518619
Investigation of the exclusive 3He(e,e' pn)1H reaction.
Middleton DG, Annand JR, Antelo MA, Ayerbe C, Barneo P, Baumann D, Bermuth J, Bernauer J, Blok HP, Böhm R, Bosnar D, Ding M, Distler MO, Friedrich J, Llongo JG, Glazier DI, Golak J, Glöckle W, Grabmayr P, Hehl T, Heim J, Hesselink WH, Jans E, Kamada H, Mañas GJ, Kohl M, Lapikás L, MacGregor IJ, Martin I, McGeorge JC, Merkel H, Merle P, Monstad K, Moschini F, Müller U, Nogga A, Pérez-Benito R, Pospischil T, Potokar M, Rosner G, Seimetz M, Skibiński R, de Vries H, Walcher T, Watts DP, Weinriefer M, Weiss M, Witała H, Zihlmann B. Middleton DG, et al. Among authors: muller u. Phys Rev Lett. 2009 Oct 9;103(15):152501. doi: 10.1103/PhysRevLett.103.152501. Epub 2009 Oct 7. Phys Rev Lett. 2009. PMID: 19905628
High-precision determination of the electric and magnetic form factors of the proton.
Bernauer JC, Achenbach P, Ayerbe Gayoso C, Böhm R, Bosnar D, Debenjak L, Distler MO, Doria L, Esser A, Fonvieille H, Friedrich JM, Friedrich J, Gómez Rodríguez de la Paz M, Makek M, Merkel H, Middleton DG, Müller U, Nungesser L, Pochodzalla J, Potokar M, Sánchez Majos S, Schlimme BS, Sirca S, Walcher T, Weinriefer M; A1 Collaboration. Bernauer JC, et al. Among authors: muller u. Phys Rev Lett. 2010 Dec 10;105(24):242001. doi: 10.1103/PhysRevLett.105.242001. Epub 2010 Dec 10. Phys Rev Lett. 2010. PMID: 21231520
Search for light gauge bosons of the dark sector at the Mainz Microtron.
Merkel H, Achenbach P, Ayerbe Gayoso C, Bernauer JC, Böhm R, Bosnar D, Debenjak L, Denig A, Distler MO, Esser A, Fonvieille H, Friščić I, Middleton DG, Müller U, Nungesser L, Pochodzalla J, Rohrbeck M, Sánchez Majos S, Schlimme BS, Schoth M, Sirca S, Weinriefer M; A1 Collaboration. Merkel H, et al. Among authors: muller u. Phys Rev Lett. 2011 Jun 24;106(25):251802. doi: 10.1103/PhysRevLett.106.251802. Epub 2011 Jun 22. Phys Rev Lett. 2011. PMID: 21770630
2,045 results