Playa de la Malvarrosa (Sorolla) Grupo de Física Matemática y Física Teórica de Altas Energías,
Departamento de Física Teórica
Universidad de Valencia e IFIC (CSIC)

Cursillos:

 

7-9 Marzo 2006

Prof. L. J. Boya

 

27-30 Marzo 2006

Prof. E.A. Bergshoeff

 

Mayo 2006

Prof. E. Ivanov

 

30 Mayo-1 Junio 2006

Prof. I. Bars

 

14-16 Enero 2008

Prof. P. Salgado

 

Ene. 22-Feb. 28, 2008

Prof. P.K. Townsend

 

20-23 Octubre 2008

Prof. J.A. de Azcárraga and Prof. J.M. Figueroa O'Farrill

 

 

Twistors and 2-T physics:

an introduction


 

Prof. Itzhak Bars

        Department of Physics and Astronomy,

University of Southern California, Los Angeles, CA 90089-0484

 

Two two-hours lectures, May 30 and June 1, 11.30-13.30 


Theoretical Physics Seminar Room, Facultad de Física

(Burjassot Campus, Bldg. D, room 4426)  

Program

• Twistors in 4 flat dimensions.

Massless particles, constrained phase space (xµ, pµ) versus

   twistors.

Physical states in twistor space.

 

• Introduction to 2T-physics and derivation of 1T-physics

   holographs and twistors.

Emergent spacetimes & dynamics, holography, duality.

Sp(2,R) gauge symmetry, constraints, solutions and (d,2).

Global symmetry, quantization and the SO(d,2) singleton.

Twistors for particle dynamics in d dimensions, particles with

   mass, relativistic, non-relativistic, in curved spaces, with

   interactions.

 

• Supersymmetric 2T-physics, gauge symmetries & twistor gauge.

Coupling X, P, g, gauge symmetries, global symmetries.

Covariant quantization, constrained generators & representations

    of Gsuper.

Twistor gauge: supertwistors dual to super phase space

   Examples in d=4,6,10,11.

 

• Supertwistors and some field theory spectra in d=4,6.

Super Yang-Mills d=4, N=4; Supergravity d=4, N=8.

Self-dual tensor supermultiplet and conformal theory in d=6.

 

• Twistor superstrings

d + 2 view of twistor superstring in d = 4.

Worldsheet anomalies and quantization of twistor superstring.

Open problems.