Search Results - "Mazzitelli, D"
-
1
To the sphere and back again: de Sitter infrared correlators at NTLO in 1/N
Published in The journal of high energy physics (01-08-2019)“…A bstract We analyze the infrared behavior of the two and four-point functions for the massless O ( N ) model in Lorentzian de Sitter spacetime, using the 1 /N…”
Get full text
Journal Article -
2
Long distance behavior of O(N)-model correlators in de Sitter space and the resummation of secular terms
Published in The journal of high energy physics (01-10-2018)“…A bstract We analyze the long distance behavior of the two-point functions for an interacting scalar O ( N ) model in de Sitter spacetime. Following our…”
Get full text
Journal Article -
3
Stochastic Particle Creation: From the Dynamical Casimir Effect to Cosmology
Published in Entropy (Basel, Switzerland) (11-01-2023)“…We study a stochastic version of the dynamical Casimir effect, computing the particle creation inside a cavity produced by a random motion of one of its walls…”
Get full text
Journal Article -
4
Solutions of the Schroedinger equation for piecewise harmonic potentials: Remarks on the asymptotic behavior of the wave functions
Published in American journal of physics (01-10-2017)“…We discuss the solutions of the Schroedinger equation for piecewise potentials, given by the harmonic oscillator potential for | x | > a and by an arbitrary…”
Get full text
Journal Article -
5
Fast Adiabatic Control of an Optomechanical Cavity
Published in Entropy (Basel, Switzerland) (22-12-2022)“…The development of quantum technologies present important challenges such as the need for fast and precise protocols for implementing quantum operations…”
Get full text
Journal Article -
6
Comparison of sedation and general anaesthesia for transcatheter aortic valve implantation on cerebral oxygen saturation and neurocognitive outcome
Published in British journal of anaesthesia : BJA (01-01-2016)“…Abstract Background. Transcatheter aortic valve implantation (TAVI) is a treatment strategy for patients with severe aortic stenosis. Although general…”
Get full text
Journal Article -
7
Derivative expansion for the electromagnetic Casimir free energy at high temperatures
Published in Physical review. D, Particles, fields, gravitation, and cosmology (08-12-2015)Get full text
Journal Article -
8
Casimir Physics beyond the Proximity Force Approximation: The Derivative Expansion
Published in Physics (Online) (01-03-2024)“…We review the derivative expansion (DE) method in Casimir physics, an approach which extends the proximity force approximation (PFA). After introducing and…”
Get full text
Journal Article -
9
Adiabatic Shortcuts Completion in Quantum Field Theory: Annihilation of Created Particles
Published in Entropy (Basel, Switzerland) (23-08-2023)“…Shortcuts to adiabaticity (STA) are relevant in the context of quantum systems, particularly regarding their control when they are subjected to time-dependent…”
Get full text
Journal Article -
10
Motion-Induced Radiation Due to an Atom in the Presence of a Graphene Plane
Published in Universe (Basel) (01-05-2021)“…We study the motion-induced radiation due to the non-relativistic motion of an atom, coupled to the vacuum electromagnetic field by an electric dipole term, in…”
Get full text
Journal Article -
11
Massless Interacting Scalar Fields in de Sitter space
Published in EPJ Web of conferences (01-01-2016)“…We present a method to compute the two-point functions for an O(N) scalar field model in de Sitter spacetime, avoiding the well known infrared problems for…”
Get full text
Journal Article Conference Proceeding -
12
Neumann Casimir effect: A singular boundary-interaction approach
Published in Physics letters. B (14-06-2010)“…Dirichlet boundary conditions on a surface can be imposed on a scalar field, by coupling it quadratically to a δ-like potential, the strength of which tends to…”
Get full text
Journal Article -
13
O(N) model in Euclidean de Sitter space: beyond the leading infrared approximation
Published in The journal of high energy physics (01-09-2016)“…A bstract We consider an O ( N ) scalar field model with quartic interaction in d -dimensional Euclidean de Sitter space. In order to avoid the problems of the…”
Get full text
Journal Article -
14
Coarse-grained effective action and renormalization group theory in semiclassical gravity and cosmology
Published in Physics reports (01-10-2001)“…In this report we introduce the basic techniques (of the closed-time-path (CTP) coarse-grained effective action (CGEA)) and ideas (scaling, coarse-graining and…”
Get full text
Journal Article -
15
Casimir force between eccentric cylinders
Published in Europhysics letters (01-08-2004)“…We consider the Casimir interaction between a cylinder and a hollow cylinder, both conducting, with parallel axis and slightly different radii. The Casimir…”
Get full text
Journal Article -
16
Coarse graining and decoherence in quantum field theory
Published in Physical review. D, Particles and fields (15-02-1996)Get full text
Journal Article -
17
Area terms in entanglement entropy
Published in Physical review. D, Particles, fields, gravitation, and cosmology (27-05-2015)“…We discuss area terms in entanglement entropy and show that a recent formula by Rosenhaus and Smolkin is equivalent to the term involving a correlator of…”
Get full text
Journal Article -
18
Cosmological magnetic fields from gauge-mediated supersymmetry-breaking models
Published in Physics letters. B (20-01-2000)“…We study the generation of primordial magnetic fields, coherent over cosmologically interesting scales, by gravitational creation of charged scalar particles…”
Get full text
Journal Article -
19
Right parasternal approach for aortic valve replacement after retrosternal gastropexy
Published in European journal of cardio-thoracic surgery (01-02-2004)“…Aortic valve replacement had to be performed in a 77-year-old man with a history of esophageal carcinoma, which had been treated with two-staged esophageal…”
Get full text
Journal Article -
20
Derivative expansion for the Casimir effect at zero and finite temperature in d + 1 dimensions
Published in Physical review. D, Particles, fields, gravitation, and cosmology (15-08-2012)“…We apply the derivative expansion approach to the Casimir effect for a real scalar field in d spatial dimensions to calculate the next-to-leading-order term in…”
Get full text
Journal Article