443 citations · 2.3k across the 68 of their papers we have counts for
69 papers
The role of turbulence and winding in the development of large-scale, strong magnetic fields in long-lived remnants of binary neutron star mergers
Ricard Aguilera-Miret, Carlos Palenzuela, Federico Carrasco +1
We perform a long and accurate Large-Eddy Simulation of a binary neutron star merger, following the newly formed remnant up to 110 milliseconds. The combination of high-order schem…
3D evolution of neutron star magnetic-fields from a realistic core-collapse turbulent topology
Clara Dehman, Daniele Viganò, Stefano Ascenzi +2
We present the first 3D fully coupled magneto-thermal simulations of neutron stars (including the most realistic background structure and microphysical ingredients so far) applied…
Vorticity and magnetic dynamo from subsonic expansion waves
Albert Elias-López, Fabio Del Sordo, Daniele Viganò
This work concentrates on the effect of an irrotational forcing on a magnetized flow in the presence of rotation, baroclinicity, shear, or a combination of them. By including magne…
Magnetic winding and turbulence in ultra-hot Jupiters
Clàudia Soriano-Guerrero, Daniele Viganò, Rosalba Perna +2
While magnetism in exoplanets remains largely unknown, Hot Jupiters have been considered as natural candidates to harbour intense magnetic fields, both due to their large masses an…
How bright can old magnetars be? Assessing the impact of magnetized envelopes and field topology on neutron star cooling
Clara Dehman, José A. Pons, Daniele Viganò +1
Neutron stars cool down during their lifetime through the combination of neutrino emission from the interior and photon cooling from the surface. Strongly magnetised neutron stars,…
Constraining the nature of the 18-min periodic radio transient GLEAM-X J162759.5-523504.3 via multi-wavelength observations and magneto-thermal simulations
N. Rea, F. Coti Zelati, C. Dehman +13
We observed the periodic radio transient GLEAM-X J162759.5-523504.3 (GLEAM-X J1627) using the Chandra X-ray Observatory for about 30-ks on January 22-23, 2022, simultaneously with…
3D code for MAgneto-Thermal evolution in Isolated Neutron Stars, MATINS: The Magnetic Field Formalism
Clara Dehman, Daniele Viganò, José A. Pons +1
The long-term evolution of the internal, strong magnetic fields of neutron stars needs a specific numerical modelling. The diversity of the observed phenomenology of neutron stars…
Relativistic force-free models of the thermal X-ray emission in millisecond pulsars observed by NICER
Federico Carrasco, Joaquin Pelle, Oscar Reula +2
Several important properties of rotation-powered millisecond pulsars (MSPs), such as their mass-radius ratio, equation of state and magnetic field topology, can be inferred from pr…
Synchro-curvature emitting regions in high-energy pulsar models
Daniel Íñiguez-Pascual, Daniele Viganò, Diego F. Torres
The detected high-energy pulsars' population is growing in number, and thus, having agile and physically relevant codes to analyze it consistently is important. Here, we update our…
Inferring pulsar periods from synchro-curvature spectra
Daniel Íñiguez-Pascual, Diego F. Torres, Daniele Viganò
The period and the period derivative of a pulsar are critical magnitudes for defining the properties of the magnetospheric size and plasma dynamics. The pulsar light cylinder, the…
Thermal luminosity degeneracy of magnetized neutron stars with and without hyperon cores
F. Anzuini, A. Melatos, C. Dehman +2
The dissipation of intense crustal electric currents produces high Joule heating rates in cooling neutron stars. Here it is shown that Joule heating can counterbalance fast cooling…
Universality of the turbulent magnetic field in hypermassive neutron stars produced by binary mergers
Ricard Aguilera-Miret, Daniele Viganò, Carlos Palenzuela
The detection of a binary neutron star merger in 2017 through both gravitational waves and electromagnetic emission opened a new era of multimessenger astronomy. The understanding…
Fast cooling and internal heating in hyperon stars
F. Anzuini, A. Melatos, C. Dehman +2
Neutron star models with maximum mass close to reach high central densities, which may activate nucleonic and hyperon direct Urca neutrino emission. To alleviate th…
The X-ray evolution and geometry of the 2018 outburst of XTE J1810-197
A. Borghese, N. Rea, R. Turolla +17
After 15 years, in late 2018, the magnetar XTE J1810-197 underwent a second recorded X-ray outburst event and reactivated as a radio pulsar. We initiated an X-ray monitoring campai…
Magneto-thermal evolution of neutron stars with coupled Ohmic, Hall and ambipolar effects via accurate finite-volume simulations
Daniele Viganò, Alberto García-García, José A. Pons +2
Simulating the long-term evolution of temperature and magnetic fields in neutron stars is a major effort in astrophysics, having significant impact in several topics. A detailed ev…
QUBIC IV: Performance of TES Bolometers and Readout Electronics
M. Piat, G. Stankowiak, E. S. Battistelli +126
A prototype version of the Q & U bolometric interferometer for cosmology (QUBIC) underwent a campaign of testing in the laboratory at Astroparticle Physics and Cosmology laboratory…
The new magnetar SGR J1830-0645 in outburst
F. Coti Zelati, A. Borghese, G. L. Israel +13
The detection of a short hard X-ray burst and an associated bright soft X-ray source by the Swift satellite in 2020 October heralded a new magnetar in outburst, SGR J1830-0645. Pul…
QUBIC I: Overview and ScienceProgram
J. -Ch. Hamilton, L. Mousset, E. S. Battistelli +127
The Q U Bolometric Interferometer for Cosmology (QUBIC) is a novel kind of polarimeter optimized for the measurement of the B-mode polarization of the Cosmic Microwave Backgro…
QUBIC II: Spectro-Polarimetry with Bolometric Interferometry
L. Mousset, M. M. Gamboa Lerena, E. S. Battistelli +128
Bolometric interferometry is a novel technique that has the ability to perform spectral imaging. A bolometric interferometer observes the sky in a wide frequency band and can recon…
On the rate of crustal failures in young magnetars
Clara Dehman, Daniele Viganò, Nanda Rea +3
The activity of magnetars is powered by their intense and dynamic magnetic fields and has been proposed as the trigger to extragalactic Fast Radio Bursts. Here we estimate the freq…
Turbulent magnetic-field amplification in the first 10 milliseconds after a binary neutron star merger: comparing high-resolution and large eddy simulations
Ricard Aguilera-Miret, Daniele Viganò, Federico Carrasco +2
The detection of binary neutron star mergers represents one of the most important and complex astrophysical discoveries of the recent years. One of the unclear aspects of the probl…
QUBIC VII: The feedhorn-switch system of the technological demonstrator
F. Cavaliere, A. Mennella, M. Zannoni +128
We present the design, manufacturing and performance of the horn-switch system developed for the technological demonstrator of QUBIC (the \& Bolometric Interferometer for Cos…
The large scale polarization explorer (LSPE) for CMB measurements: performance forecast
The LSPE collaboration, G. Addamo, P. A. R. Ade +102
[Abridged] The measurement of the polarization of the Cosmic Microwave Background radiation is one of the current frontiers in cosmology. In particular, the detection of the primor…
QUBIC VI: cryogenic half wave plate rotator, design and performances
G. D'Alessandro, L. Mele, F. Columbro +126
Inflation Gravity Waves B-Modes polarization detection is the ultimate goal of modern large angular scale cosmic microwave background (CMB) experiments around the world. A big effo…