MAID - Pion Electroproduction Program

A Unitary Isobar Modell for Pion Photo- and Electroproduction on the Proton up to 1 GeV

D. Drechsel, O. Hanstein, S.S. Kamalov and L. Tiator Nucl. Phys. A645 (1999) 145-174 or nucl-th/9807001 or MKPH-T-98-10

Institut für Kernphysik, Universität Mainz

5-fold differential cross section for given electron kinematics

2-fold differential cross sections ( T, L, TT, TL, TL' )

transverse polarization observables (DSG,T,P,S,E,F,G,H,...)

polarized response functions (L,T,LT,TT,LT',TT')

target polarization in electroproduction

recoil polarization in electroproduction

total cross sections ( T, L, TL, TL', TT' )

CGLN and helicity amplitudes ( F1-F6 or H1-H6 )

electromagnetic multipoles (El±, Ml±, Ll±, Sl±)

MAID 2000

A1 kinematics calculator for electroproduction (Java script)

SAID Partial-Wave Analyses

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For comments and/or suggestions contact: Tiator@kph.uni-mainz.de