Calculating Scattering Amplitudes Efficiently Export

@article{citeulike:3523282, abstract = {We review techniques for more efficient computation of perturbative scattering amplitudes in gauge theory, in particular tree and one-loop multi-parton amplitudes in QCD. We emphasize the advantages of (1) using color and helicity information to decompose amplitudes into smaller gauge-invariant pieces, and (2) exploiting the analytic properties of these pieces, namely their cuts and poles. Other useful tools include recursion relations, special gauges and supersymmetric rearrangements.}, archivePrefix = {arXiv}, author = {Dixon, L.}, citeulike-article-id = {3523282}, citeulike-linkout-0 = {http://arxiv.org/abs/hep-ph/9601359}, citeulike-linkout-1 = {http://arxiv.org/pdf/hep-ph/9601359}, day = {11}, eprint = {hep-ph/9601359}, keywords = {amplitudes, factorization, gauge\_theory, perturbative, qcd, qft, scattering}, month = {Dec}, posted-at = {2009-09-23 05:57:07}, priority = {2}, title = {Calculating Scattering Amplitudes Efficiently}, url = {http://arxiv.org/abs/hep-ph/9601359}, year = {1996} }

TY - JOUR ID - citeulike:3523282 L3 - citeulike-article-id:3523282 N2 - We review techniques for more efficient computation of perturbative scattering amplitudes in gauge theory, in particular tree and one-loop multi-parton amplitudes in QCD. We emphasize the advantages of (1) using color and helicity information to decompose amplitudes into smaller gauge-invariant pieces, and (2) exploiting the analytic properties of these pieces, namely their cuts and poles. Other useful tools include recursion relations, special gauges and supersymmetric rearrangements. TI - Calculating Scattering Amplitudes Efficiently KW - amplitudes KW - factorization KW - gauge_theory KW - perturbative KW - qcd KW - qft KW - scattering AU - Dixon, L PY - 1996/Dec/11/ UR - http://arxiv.org/abs/hep-ph/9601359 ER -