Perturbative scattering amplitudes
see also Gauge Theory, Quantum Field Theory, Twistor String Theory
reviews
Scattering Amplitudes and Wilson Loops in Twistor Space
by Tim Adamo, Mathew Bullimore, Lionel Mason, David Skinner (1104.2890 [hep-th], 61 pages, 15 figures)
Exact Superconformal and Yangian Symmetry of Scattering Amplitudes
by Till Bargheer, Niklas Beisert, Florian Loebbert (1104.0700 [hep-th], 28 Pages, 6 Figures)
Hidden Simplicity of Gauge Theory Amplitudes
by J.M.Drummond (1010.2418 [hep-th], 46 pages, 15 figures)
A First Course on Twistors, Integrability and Gluon Scattering Amplitudes
by Martin Wolf (1001.3871 [hep-th], 115 pages)
Duality between Wilson loops and gluon amplitudes
by J. M. Henn (0903.0522 [hep-th], 102 pages, based on the author's PhD thesis)
Progress on Ultraviolet Finiteness of Supergravity
by Z. Bern, J. J. M. Carrasco, H. Johansson (0902.3765 [hep-th] 20 pages, 8 figures)
Scattering Amplitudes, Wilson Loops and the String/Gauge Theory Correspondence
by Luis F. Alday, Radu Roiban [0807.1889, 100 pages]
Gluon scattering in N=4 super-Yang-Mills theory from weak to strong coupling
by Lance J. Dixon (0803.2475 [hep-th], 20 pages, 10 figures)
On-Shell Methods in Perturbative QCD
by Zvi Bern, Lance J. Dixon, David A. Kosower (0704.2798, 49 pages, 15 figures)
Multi-Parton Amplitudes in Gauge Theories
by Michelangelo Mangano, Stephen Parke (hep-th/0509223 84 pages, 12 figures)
Progress in One-Loop QCD Computations
by Z. Bern, L. Dixon, D. A. Kosower (hep-ph/9602280)
Calculating Scattering Amplitudes Efficiently
by Lance Dixon (hep-ph/9601359 45 pages, 11 figures)
String-Based Perturbative Methods for Gauge Theories
by Zvi Bern (hep-ph/9304249, 66 pages)
papers
recursion relations
New Recursion Relations for Tree Amplitudes of Gluons
by Ruth Britto, Freddy Cachazo, Bo Feng (hep-th/0412308 27 pages, 6 figures)
Direct Proof Of Tree-Level Recursion Relation In Yang-Mills Theory
by Ruth Britto, Freddy Cachazo, Bo Feng, Edward Witten (hep-th/0501052 10 pages, 1 figure)
Bootstrapping One-Loop QCD Amplitudes with General Helicities
by Carola F. Berger, Zvi Bern, Lance J. Dixon, Darren Forde, David A. Kosower (hep-ph/0604195, 77 pages, 17 figures)