'Twistor space' presentation slideshows

On-Shell Methods in Field Theory

567 views • 56 slides

Goodbye Feynman diagrams: A new approach to perturbative quantum field theory

Goodbye Feynman diagrams: A new approach to perturbative quantum field theory. Bill Spence*. Oxford April 2007. Work in collaboration with A. Brandhuber, G. Travaglini, K. Zoubos, arXiv: 0704.0245 hep-th, and earlier papers.

738 views • 51 slides

Goodbye Feynman diagrams: A new approach to perturbative quantum field theory

Goodbye Feynman diagrams: A new approach to perturbative quantum field theory. Bill Spence*. Oxford April 2007. Work in collaboration with A. Brandhuber, G. Travaglini, K. Zoubos, arXiv: 0704.0245 hep-th, and earlier papers.

586 views • 51 slides

Twistor Spinoffs for Collider Physics

Twistor Spinoffs for Collider Physics. Lance Dixon, SLAC Fermilab Colloquium June 7, 2006. Electromagnetism (QED) + weak interactions electroweak theory. Verified to 0.1%. Hints of more: grand unification with supersymmetry. Physics at very short distances.

704 views • 49 slides

Twistor string inspired developments in perturbative gauge theory

635 views • 47 slides

Niels Emil Jannik Bjerrum-Bohr Niels Bohr International Academy Niels Bohr Institute

Structure of Amplitudes in Gravity I Lagrangian Formulation of Gravity, Tree amplitudes, Helicity Formalism, Amplitudes in Twistor Space, New techniques Playing with Gravity - 24 th Nordic Meeting Gronningen 2009. Niels Emil Jannik Bjerrum-Bohr Niels Bohr International Academy

613 views • 44 slides

String Theory and Q C D

Twistor String Theory & Q C D. String Theory and Q C D. Lance Dixon, SLAC HEP2005 Europhysics Conference Lisbon, 26 July 2005. CMS. ATLAS. The Large Hadron Collider. Proton-proton collisions at 14 TeV center-of-mass energy, 7 times greater than previous ( Tevatron )

606 views • 39 slides

Prospects for the Future: The Message from Analyticity

Prospects for the Future: The Message from Analyticity. High Precision for Hard Processes at the LHC Zurich, 2006 Zvi Bern, UCLA. LHC Physics. The LHC will start operations in 2007!. We are all extremely excited by this. Outline. This will not be a traditional summary talk.

495 views • 39 slides

From Twistors to Gauge-Theory Amplitudes

From Twistors to Gauge-Theory Amplitudes. WHEPP, Bhubaneswar, India January 7 , 2006. The Storyline. An exciting time in gauge-theory amplitude calculations Motivation for hard calculations Twistor-space ideas originating with Nair and Witten

521 views • 39 slides

Marginally Deformed Gauge Theories from Twistor String Theory

Marginally Deformed Gauge Theories from Twistor String Theory. Jun-Bao Wu (SISSA) based on work with Peng Gao hep-th/0611128 v3 KITPC Beijing, October 18, 2007. Introduction. In 2003, Witten found the relationship between perturbative N=4 SYM and twistor string theory.

538 views • 38 slides

Twistors and Gauge Theory

Twistors and Gauge Theory. DESY Theory Workshop September 30 , 2005. The Storyline. An exciting time in gauge-theory amplitude calculations Motivation for hard calculations Twistor-space ideas originating with Nair and Witten

511 views • 37 slides

Twistors and Perturbative QCD

578 views • 34 slides

Developments of Q.F.T. & String Theory

Geometrical Construction of Supertwistor Theory. Shikoku-Seminar. Developments of Q.F.T. & String Theory. Jul.28 - Aug.1 2008. Kazuki Hasebe. Takuma National College of Technology. arXiv:0805.2644. Space-time is taken to be a secondary

312 views • 16 slides