s- and t-Channel transformation matrices for helicity and invariant amplitudes for γ + N → 1 + N |
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| Authors: | Ronald G Parsons Ben L Manny Robert Beck Clark |
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| Institution: | Center for Particle Theory, The University of Texas at Austin, Austin, Texas 78712 USA |
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| Abstract: | The Algebraic transformation matrices, valid for all s and t, connecting the s- and t-channel helicity amplitudes to a corresponding set of gauge invariant covariant amplitudes are presented for the photoproduction processes γ + N → 1± + N. |
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