Search Results - "Cacciatori, S. L."

Hyperbolic geometry and amplituhedra in 1+2 dimensions by Salvatori, G., Cacciatori, S. L.

“…A bstract Recently, the existence of an Amplituhedron for tree level amplitudes in the bi-adjoint scalar field theory has been proved by Arkani-Hamed et al. We…”
Get full text

Hawking radiation from ultrashort laser pulse filaments by Belgiorno, F, Cacciatori, S L, Clerici, M, Gorini, V, Ortenzi, G, Rizzi, L, Rubino, E, Sala, V G, Faccio, D

“…Event horizons of astrophysical black holes and gravitational analogues have been predicted to excite the quantum vacuum and give rise to the emission of…”
Get full text

Spectral boundary conditions and solitonic solutions in a classical Sellmeier dielectric by Belgiorno, F., Cacciatori, S. L., Viganò, A.

“…Electromagnetic field interactions in a dielectric medium represent a longstanding field of investigation, both at the classical level and at the quantum one…”
Get full text

One-dimensional super Calabi-Yau manifolds and their mirrors by Noja, S., Cacciatori, S. L., Piazza, F. Dalla, Marrani, A., Re, R.

“…A bstract We apply a definition of generalised super Calabi-Yau variety (SCY) to supermanifolds of complex dimension one. One of our results is that there are…”
Get full text

De sitter magnetic black hole dipole with a supersymmetric horizon by Astesiano, Davide, Cacciatori, S.L.

“…A bstract We find a new non BPS solution in N = 2 D = 4 gauged supergravity coupled to U(1) gauge fields and matter. It consists in a closed universe with two…”
Get full text

Discrete matter, far fields, and dark matter by Carati, A, Cacciatori, S. L, Galgani, L

“…We show that in cosmology the gravitational action of the far away matter has quite relevant effects, if retardation of the forces and discreteness of matter…”
Get full text

Super throats with non trivial scalars by Astesiano, D., Cacciatori, S.L.

“…A bstract We find new BPS solutions in N = 2 D = 4 Fayet-Iliopoulos gauged super- gravity with STU prepotential. These are stationary solutions carrying a…”
Get full text

Numerical study of a recent black-hole lasing experiment by Tettamanti, M., Cacciatori, S. L., Parola, A., Carusotto, I.

“…We theoretically analyse a recent experiment reporting the observation of a self-amplifying Hawking radiation in a flowing atomic condensate (Steinhauer J.,…”
Get full text

Compact Lie groups: Euler constructions and generalized Dyson conjecture by CACCIATORI, S. L., PIAZZA, F. DALLA, SCOTTI, A.

“…A generalized Euler parameterization of a compact Lie group is a way for parameterizing the group starting from a maximal Lie subgroup, which allows a simple…”
Get full text

Stimulated emission in black holes and in analogue gravity by Belgiorno, F., Cacciatori, S. L.

“…Stimulated emission by black holes is discussed in light of the analogue gravity program. We first consider initial quantum states containing a definite number…”
Get full text

Blackbody emission from light interacting with an effective moving dispersive medium by Petev, M, Westerberg, N, Moss, D, Rubino, E, Rimoldi, C, Cacciatori, S L, Belgiorno, F, Faccio, D

“…Intense laser pulses excite a nonlinear polarization response that may create an effective flowing medium and, under appropriate conditions, a blocking horizon…”
Get full text

Tunneling method for Hawking radiation in the Nariai case by Belgiorno, F., Cacciatori, S. L., Dalla Piazza, F.

“…We revisit the tunneling picture for the Hawking effect in light of the charged Nariai manifold, because this general relativistic solution, which displays two…”
Get full text

Soliton-induced relativistic-scattering and amplification by Rubino, E., Lotti, A., Belgiorno, F., Cacciatori, S. L., Couairon, A., Leonhardt, U., Faccio, D.

“…Solitons are of fundamental importance in photonics due to applications in optical data transmission and also as a tool for investigating novel phenomena…”
Get full text

Quantum radiation from superluminal refractive-index perturbations by Belgiorno, F, Cacciatori, S L, Ortenzi, G, Sala, V G, Faccio, D

“…We analyze in detail photon production induced by a superluminal refractive-index perturbation in realistic experimental operating conditions. The interaction…”
Get full text

The Hopfield model revisited: covariance and quantization by Belgiorno, F, Cacciatori, S L, Piazza, F Dalla

“…There are several possible applications of quantum electrodynamics in dielectric media which require a quantum description for the electromagnetic field…”
Get full text

Experimental evidence of analogue Hawking radiation from ultrashort laser pulse filaments by Rubino, E, Belgiorno, F, Cacciatori, S L, Clerici, M, Gorini, V, Ortenzi, G, Rizzi, L, Sala, V G, Kolesik, M, Faccio, D

Get full text

Hawking effect in dielectric media and the Hopfield model by Belgiorno, F., Cacciatori, S. L., Dalla Piazza, F.

“…We consider the so-called Hopfield model for the electromagnetic field in a dielectric dispersive medium in a framework in which one allows a space-time…”
Get full text

Spacetime geometries and light trapping in travelling refractive index perturbations by Cacciatori, S L, Belgiorno, F, Gorini, V, Ortenzi, G, Rizzi, L, Sala, V G, Faccio, D

Get full text

General symmetries: From homogeneous thermodynamics to black holes by Belgiorno, F., Cacciatori, S. L.

“…We consider the topic of symmetries as classifying tools for thermodynamic systems. We adopt the contact geometry approach, in a general framework including…”
Get full text

The step-harmonic potential by Rizzi, L., Piattella, O. F., Cacciatori, S. L., Gorini, V.

“…We analyze the behavior of a quantum system described by a one-dimensional asymmetric potential consisting of a step plus a harmonic barrier. We solve the…”
Get full text