Members @ hsAG

	Prof. Dr. Hartmut Schmieden
	Office W156
	Physikalisches Institut
	Nussallee 12
	D-53115 Bonn
	Phone: +49 228 73-2790
	Fax: +49 228 73-3620
	Email
	Office hours in Feb/Mar/Apr 2012: week07: no office hour week08: Thu, Feb 23rd, 14:30 - 15:30 week09: Tue, Feb 28th, 14:30 - 15:30 week10: Thu, Mar 08th, 14:00 - 15:00 week11: Thu, Mar 15th, 14:00 - 15:00 week12: no office hour week13: Thu, Mar 29th, 13:00 - 14:00 week14: no office hour week15: no office hour week16: no office hour week17: Thu, Apr 26th, 13:00 - 14:00

Publikationen

Study of the Reaction gamma p -> p pi0 eta
I. Horn et al., Eur. Phys. J. A 38 (2008) 173, nucl-ex/arXiv:0806.4251

Photoproduction of eta-mesons off nuclei for gamma < 2.2 GeV
T. Mertens et al., Eur. Phys. J. A 38 (2008) 195, nucl-ex/arXiv:0810.2678

Nucleon resonance decay by the K⁰Sigma⁺ channel
R. Castelijns et al., Eur. Phys. J. A 35 (2008) 39, nucl-ex/0702033

Measurement of the beam asymmetry Sigma in pi0 eta production off the proton with the CBELSA/TAPS experiment
E. Gutz, V. Sokhoyan, H. van Pee et al., Eur. Phys. J. A 35 (2008) 39

K0pi0Sigma+ and K*0Sigma+ photoproduction off the proton
M. Nanova et al., Eur. Phys. J. A 35 (2008) 333, nucl-ex/arXiv:0803.2146

Modification of the omega-meson lifetime in nuclear matter
M. Kotulla, D. Trnka, P. Mühlich et al., Phys. Rev. Lett. 100 (2008) 192302, nucl-ex/arXiv:0802.0989

Quasi-free photoproduction of eta-mesons off the neutron
I. Jaegle, T. Mertens et al., Phys. Rev. Lett. 100 (2008) 252002, nucl-ex/arXiv:0804.4841

N* and Δ* decays into Nπ0π0
U. Thoma, M. Fuchs et al., Phys. Lett. B 659 (2008) 87

Measurement of the beam asymmetry in eta-photoproduction off the proton
D. Elsner et al., Eur. Phys. J. A 33 (2) (2007) 147, nucl-ex/0702032

Photoproduction of pi0-omega off protons for Egamma < 3 GeV
J. Junkersfeld et al., Eur. Phys. J. A 31 (2007) 365

Photoproduction of pi0-mesons off protons from the Delta(1232) region to Egamma = 3 GeV
H. van Pee et al., Eur. Phys. J. A 31 (2007) 61

Neutral pion photoproduction off protons in the energy range 0.3 GeV < E(gamma) < 3 GeV
O. Bartholomy et al., Phys. Rev. Lett. 94, 012003 (2005), hep-ex/0407022

Photoproduction of eta mesons off protons for photon energies from 0.75 GeV to 3 GeV
V. Crede et al., Phys. Rev. Lett. 94, 012004 (2005), hep-ex/0311045

Publications from experiments at MAMI

Measurement of the LT-asymmetry in π⁰ electroproduction at the energy of the Δ(1232) resonance
D. Elsner, A. Süle et al., Eur. Phys. J. A 27, 91-97 (2006), nucl-ex/0507014

Measurement of the electric form factor of the neutron at Q² = 0.3-0.8 (GeV/c)²
D.I. Glazier, M. Seimetz et al., Eur. Phys. J. A24, 101-109 (2005), nucl-ex/0410026

Measurement of Rlt and Atl in the 4He(e,e'p)3H Reaction at pmiss of 130-300 MeV/c
K.A. Aniol, et al., Eur. Phys. J. A22, 449-454 (2004), nucl-ex/0408013

The neutron charge form factor and target analyzing powers from 3He^→(e^→,e'n)-scattering
J. Bermuth, et al., Phys. Lett. B564, 199-204 (2004), nucl-ex/0303015

Final State Interaction Effects in pol 3He(e^→,e'p)
C. Carasco, et al., Phys. Lett. B559, 41-48 (2003), nucl-ex/0301016

Measurement of the beam-helicity asymmetry in the p(e^→,e'p) π⁰ reaction at the energy of the Δ(1232) resonance
P. Bartsch et al., Phys. Rev. Lett. 88, 142001 (2002), nucl-ex/0112009

Neutral pion threshold production at Q^2=0.05 GeV^2/c^2 and Chiral Perturbation Theory
H. Merkel et al., Phys. Rev. Lett. 88, 012301 (2002), nucl-ex/0108020

Precise Neutron Magnetic Form Factors
G. Kubon et al., Phys. Lett. B524, (2002), nucl-ex/0107016

The focal plane proton-polarimeter of the 3-spectrometer setup at MAMI
T. Pospischil et al., Nucl. Instrum. Meth. A483, 713-725 (2002), nucl-ex/0010007

The horizontal drift chambers for the focal plane proton-polarimeter of the 3-spectrometer setup at MAMI
T. Pospischil et al., Nucl. Instrum. Meth. A483, 726-733 (2002) (pdf)

Polarization transfer in the 4He(e^→,e'p^→)3H reaction
S. Dieterich et al., Phys. Lett. B500, (2001), nucl-ex/0011008

Measurement of G_Ep/G_Mp via polarization transfer at Q² = 0.4 (GeV/c)²
T. Pospischil et al., Eur. Phys. J. A12, 125-127 (2001) (pdf)

Measurement of the recoil polarization in the p(e^→,e'p^→) π⁰ reaction at the Δ(1232) resonance
T. Pospischil et al., Phys. Rev. Lett. 86, 2959 (2001), nucl-ex/0010020 (pdf)

Coherent pi0 threshold production from the deuteron at Q^2 = 0.1 GeV^2/c^2
I. Ewald et al., Phys. Lett. B500, (2001), nucl-ex/0010008

A polarization relation and the measurement of the longitudinal response in pseudoscalar meson electroproduction off the nucleon
H. Schmieden and L. Tiator, Eur. Phys. J. A8, 15 (2000) nucl-th/9909046

Determination of the neutron electric form factor in the D(e^→,e'n^→)p reaction and the influence of nuclear binding
C. Herberg, M. Ostrick et al., Eur. Phys. J. A5, 131-135 (1999) (pdf)

Measurement of the neutron electric formfactor G_En in the quasifree D(e^→,e'n^→)p reaction
M. Ostrick, C. Herberg et al., Phys. Rev. Lett. 83, 276-279 (1999) (pdf)

High-precision Studies of the 3He(e,e'p) Reaction at the Quasielastic Peak
R.E.J. Florizoneet al., Phys. Rev. Lett. 83, 2308 (1999), nucl-ex/9909046

Proton Polarization in the p(e^→,e'p^→) π⁰ Reaction and the Measurement of Quadrupole Components in the N to Δ Transition
H. Schmieden, Eur. Phys. J. A1, 427-433 (1998), nucl-th/9712057

Electromagnetic nucleon form factors in the spacelike region
F. Klein, H. Schmieden, Nucl. Phys. A623, 323c (1997)

Proceedings / Talks

Photo- and Electro-Excitation of the Δ-Resonance at MAMI (pdf )
H. Schmieden, MAMI 20 Years, Johannes-Gutenberg Universität Mainz
Proc. of 20 Years of Physics at the Mainz Microtron MAMI Symposium (2005)

The CB-ELSA Polarization Program (pdf )
H. Schmieden, NSTAR 2005, Florida State University
Proc. of the International Workshop on the Physics of Excited Baryons

Crystal Barrel @ ELSA
H. Schmieden, Hirschegg 2004, Hirschegg (Kleinwalsertal)
Proc. of the International Workshop XXXII on Gross Properties of Nuclei and Nuclear Excitations (2004)
Zusammenfassung: Crystal Barrel @ ELSA

Electromagnetic form factors of the nucleon (pdf )
H. Schmieden, PAVI 2002, Mainz
nucl-ex/0302027 (2003)

E-M form factors of the nucleon (pdf)
H. Schmieden, Talk on Few-Body 17, Durham, North Carolina (2003)

E-M form factors of the nucleon
H. Schmieden, Talk on PAVI 2002, Mainz (2002)

Electromagnetic form factors of the neutron
H. Schmieden, INPC 2001, Berkeley
AIP Conf. Proc. 610, 107 (2002) (pdf)

π⁰ electroproduction in the Δ(1232) region at MAMI (pdf)
H. Schmieden, NSTAR 2001, Mainz
NSTAR 2001 - Proc. of the Workshop on the Physics of Excited Nucleons,
ed. by D. Drechsel & L. Tiator, World Scientific, Singapore, 27 (2001)
Zusammenfassung: π⁰ electroproduction in the Δ(1232) region at MAMI

Double polarization experiments at intermediate energy
H. Schmieden, PANIC'99, Uppsala (1999) (pdf)

Studies of the electric form factor of the neutron
H. Schmieden, Bates 25 Symposium
AIP Conf. Proc. 520, 196 (2000)

Form Factors of the Neutron
H. Schmieden, BARYONS '98, Bonn
Proc. Baryons '98, ed. by D.W. Menze and B. Metsch, Singapore, World Scientific (1999) (pdf)

Polarization experiments at MAMI
H. Schmieden, SPIN'96, Amsterdam
Proc High-Energy Spin Physics, ed. by C.W. de Jager, World Scientific, Singapore, 538 (1997)

Work Group Prof. Dr. H. Schmieden Physikalisches Institut
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