Scattering in the ultrastrong regime: nonlinear optics with one photon
Eduardo Sánchez-Burillo, David Zueco, Juanjo García-Ripoll, Luis Martín-Moreno
Physical Review Letters 113, 263604 (2014)
URL:
http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.113.263604