nLab Radu Roiban

• webpage

Selected writings

On Green-Schwarz superstrings on super anti de Sitter spacetime $AdS_5 \times S^5$:

• Radu Roiban, Warren Siegel, Superstrings on $AdS_5 \times S^5$ supertwistor space, JHEP 0011:024 (2000) [arXiv:hep-th/0010104, doi:10.1088/1126-6708/2000/11/024]

Discussion of D4-branes polarizing into NS5-branes:

• Iosif Bena, Radu Roiban, $\mathcal{N}=1^\ast$ in 5 dimensions: Dijkgraaf-Vafa meets Polchinski-Strassler, JHEP 0311 (2003) 001 (arXiv:hep-th/0308013)

On twistor string theory:

• Radu Roiban, Anastasia Volovich, All Googly Amplitudes from the B-model in Twistor Space, Phys. Rev. Lett. 93 (2004) 131602 (arXiv:hep-th/0402121)

• Radu Roiban, Marcus Spradlin, Anastasia Volovich, On the Tree-Level S-Matrix of Yang-Mills Theory, Phys. Rev. D70 : 026009, 2004 (arXiv:hep-th/0403190)

On single trace operators/BMN operators in D=4 N=4 super Yang-Mills theory identified as integrable spin chains with respect to the dilatation operator, and the correspondence of their spectrum with the classical Green-Schwarz superstring on AdS5 under the AdS/CFT correspondence:

• Niklas Beisert, Luis Alday, Radu Roiban, Sakura Schafer-Nameki, Matthias Staudacher, Alessandro Torrielli, Arkady Tseytlin, et. al., Review of AdS/CFT Integrability: An Overview, Lett. Math. Phys. 99, 3 (2012) (arXiv:1012.3982)

On scattering amplitudes in perturbative D=4 N=8 supergravity:

• Zvi Bern, John Joseph Carrasco, Lance Dixon, Henrik Johansson, Radu Roiban, Amplitudes and Ultraviolet Behavior of $N=8$ Supergravity, Fortschr. Phys. 59 (2011) 7-8 [arXiv:1103.1848, doi:10.1002/prop.201100037]

On using KLT relation/double copy for computing gravitational wave-signatures of relativistic binary mergers for use with LIGO:

• Zvi Bern, Clifford Cheung, Radu Roiban, Chia-Hsien Shen, Mikhail P. Solon, Mao Zeng: Scattering Amplitudes and the Conservative Hamiltonian for Binary Systems at Third Post-Minkowskian Order, Phys. Rev. Lett. 122 201603 (2019) [arXiv:1901.04424, doi:10.1103/PhysRevLett.122.201603]

On the “double copy” KLT relations-approach to scattering amplitudes in perturbative quantum gravity and supergravity:

• Zvi Bern, John Joseph Carrasco, Marco Chiodaroli, Henrik Johansson, Radu Roiban, Supergravity amplitudes, the double copy and ultraviolet behavior, in Handbook of Quantum Gravity, Springer (2023) [arXiv:2304.07392]

Related entries

• D=4 supergravity

category: people