| HU: Room 2'101, Institute of Physics, Newtonstr. 15, Berlin |
| AEI: Main Seminar Room, Max-Planck Institute for Gravitational Physics, Am Mühlenberg 1, Golm |
| Desy Zeuthen: Seminarraum 3, DESY, Platanenallee 6, Zeuthen |
Coffee and cookies will be provided in the break.
| Summerterm 2006 | |||
|---|---|---|---|
| 21. April | HU | Introduction (2 talks): E. Witten, "Perturbative Gauge Theory as a String Theory in Twistor Space" hep-th/0312171, Section 2+3 | Per Sundin (HU), Fabian Spill (HU) |
| 5. May | AEI | Tree Level explicit: (1 talk): The spinor helicity formalism: a tree-level example MHV Amplitudes/Tree Level I: F. Cachazo, P. Svrcek, E. Witten "MHV Vertices and Tree Amplitudes in Gauge Theory" hep-th/0403047 | Sudarshan Ananth (AEI), Jakob Palmkvist (AEI) |
| 12. May | Zeuthen |
MHV Amplitudes/Tree Level II: S.Gukov, L.Motl, A.Neitzke "Equivalence of twistor prescritions for super Yang-Mills" hep-th/0404085 Recursion relations: (1 talk) R.Britto,F.Cachazo, B.Feng " New recursion relations for tree amps of gluons" hep-th/0412308 R.Britto,F. Cachazo,B. Feng, E. Witten "Direct proof of tree level recursion relation in YM" hep-th/0501052 | Danilo Diaz (HU), Mikhail Rogal (Zeuthen) |
| 15. May, 16.00 | AEI | Research Seminar: Perturbative (supersymmetric) gauge theories from twistor space | Rutger Boels (Oxford) |
| 2. June | AEI |
1 Loop with MHV Vertices: (1 talk) A.Brandhuber, B.Spence, G.Travaglini, "One-loop Gauge Theory Amplitudes in N=4 SYM from MHV Vertices" hep-th/0407214 Direct derivation from field theory (1 talk) A.Gorsky, A.Rosly "From YM Lagrangian to MHV Diagrams". hep-th/0510111 | Burkhard Eden (AEI) , Stefan Theisen (AEI) |
| 9. June | HU |
Unitarity methods I (1 talk): Bern, Dixon, Dunbar, Kosower, "One loop n point gauge theory amps, unitarity and colinear limits", hep-ph/9403226 Bern, Dixon, Dunbar, Kosower, "Fusing gauge theory tree amplitudes into loop amplitudes", hep-ph/9409265 3 Loops in N=4 SYM: (1 talk) Bern,Dixon,Smirnov, "Iteration of planar amplitudes in max symmetric YM at three loops and beyond". hep-th/0505205 + more on colinear limit of gauge theories | Stefano Actis (Zeuthen), Alexander Mitov (Zeuthen) |
| 30. June | Zeuthen |
Unitarity methods II (1 talk): C. F. Berger, Z. Bern, L.J. Dixon, D. Forde and D. A.~Kosower "Bootstrapping one-loop QCD amplitudes with general helicities" hep-ph/0604195. MHV amplitudes for gravity: (1 talk) V.P. Nair "A note on MHV Amplitudes for Gravitons", hep-th/0501143 | Isabella Bierenbaum (Zeuthen) Christian Hillmann (AEI) |