English
Related papers

Related papers: On the detection probability of neutron star glitc…

200 papers

Neutron star glitches are observed via artificially scheduled pulsar pulse arrival-time observations. Detection probability density of glitch events for a given data set is essentially required knowledge for realizing glitch detectability…

High Energy Astrophysical Phenomena · Physics 2018-03-28 Meng Yu

Glitches are sudden spin-up events that punctuate the steady spin down of pulsars and are thought to be due to the presence of a superfluid component within neutron stars. The precise glitch mechanism and its trigger, however, remain…

High Energy Astrophysical Phenomena · Physics 2015-06-18 C. M. Espinoza , D. Antonopoulou , B. W. Stappers , A. Watts , A. G. Lyne

Pulsar glitches, sudden jumps in frequency in otherwise steadily spinning down radio pulsars, offer a unique glimpse into the superfluid interior of neutron stars. The exact trigger of these events remains, however, elusive and this has…

High Energy Astrophysical Phenomena · Physics 2018-02-16 Pierre Pizzochero , Marco Antonelli , Brynmor Haskell , Stefano Seveso

The study of pulsar glitch phenomena serves as a valuable probe into the dynamic properties of matter under extreme high-density conditions, offering insights into the physics within neutron stars. Providing theoretical explanations for the…

High Energy Astrophysical Phenomena · Physics 2025-01-07 Pei-Xin Zhu , Xiao-Ping Zheng

We present a statistical study of the glitch population and the behaviour of the glitch activity across the known population of neutron stars. An unbiased glitch database was put together based on systematic searches of radio timing data of…

High Energy Astrophysical Phenomena · Physics 2018-07-16 J. R. Fuentes , C. M. Espinoza , A. Reisenegger , B. W. Stappers , B. Shaw , A. G. Lyne

Pulsar glitches are rapid spin-up events that occur in the rotation of neutron stars, providing a valuable probe into the physics of the interiors of these objects. Long-term monitoring of a large number of pulsars facilitates the detection…

$\sim 6\%$ of all known pulsars have been observed to exhibit sudden spin-up events, known as glitches. For more than fifty years, these phenomena have played an important role in helping to understand pulsar (astro)physics. Based on the…

High Energy Astrophysical Phenomena · Physics 2022-11-28 Shiqi Zhou , Erbil Gügercinoğlu , Jianping Yuan , Mingyu Ge , Cong Yu

A glitch is a rare and sudden increase in the otherwise steadily decreasing rotation rate of a pulsar. Its cause is widely attributed to the transfer of angular momentum to the crust of the star from the array of superfluid vortices…

High Energy Astrophysical Phenomena · Physics 2025-02-28 Anantharaman Sekharipuram Viswanathan , Dipankar Bhattacharya

Neutron stars or pulsars are very rapidly rotating compact stars with extremely high density. One of the unsolved long-standing problems of these enigmatic celestial bodies is the origin of pulsars' glitches, i.e., the sudden rapid…

High Energy Astrophysical Phenomena · Physics 2020-10-20 Giacomo Marmorini , Shigehiro Yasui , Muneto Nitta

Continuous gravitational waves from neutron stars could provide an invaluable resource to learn about their interior physics. A common search method involves matched filtering a modeled template against the noisy gravitational-wave data to…

General Relativity and Quantum Cosmology · Physics 2017-09-26 Gregory Ashton , Reinhard Prix , David Ian Jones

Neutron stars are known to show accelerated spin-up of their rotational frequency called a glitch. Highly magnetized rotating neutron stars (pulsars) are frequently observed by radio telescopes (and in other frequencies), where the glitch…

High Energy Astrophysical Phenomena · Physics 2022-11-30 Dixeena Lopez , Shubhanshu Tiwari , Marco Drago , David Keitel , Claudia Lazzaro , Giovanni Andrea Prodi

Pulsars are rotating neutron stars that are renowned for their timing precision, although glitches can interrupt the regular timing behavior when these stars are young. Glitches are thought to be caused by interactions between normal and…

High Energy Astrophysical Phenomena · Physics 2017-03-29 Wynn C. G. Ho , Cristobal M. Espinoza , Danai Antonopoulou , Nils Andersson

Several glitches have been observed in young, isolated radio pulsars, while a clear detection in accretion-powered X-ray pulsars is still lacking. We use the Pizzochero snowplow model for pulsar glitches as well as starquake models to…

High Energy Astrophysical Phenomena · Physics 2015-06-11 L. Ducci , P. M. Pizzochero , V. Doroshenko , A. Santangelo , S. Mereghetti , C. Ferrigno

Observations of pulsar glitches may provide insights on the internal physics of neutron stars and recent studies show how it is in principle possible to constrain pulsar masses with timing observations. The reliability of these estimates…

High Energy Astrophysical Phenomena · Physics 2020-02-12 Alessandro Montoli , Marco Antonelli , Pierre Pizzochero

Context. Pulsars have a very stable rotation. However, sudden increases in their rotation frequency known as glitches, perturb their evolution. While large glitches are commonly detected, small glitches are harder to detect because of the…

High Energy Astrophysical Phenomena · Physics 2024-06-26 E. Zubieta , F. Garcia , S. del Palacio , S. B. Araujo Furlan , G. Gancio , C. O. Lousto , J. A. Combi , C. M. Espinoza

In certain pulsar timing experiments, where observations are scheduled approximately periodically (e.g. daily), timing models with significantly different frequencies (including but not limited to glitch models with different frequency…

High Energy Astrophysical Phenomena · Physics 2021-04-28 Liam Dunn , Marcus E. Lower , Andrew Melatos

Pulsars are highly magnetized rotating neutron stars with a very stable rotation speed. Irrespective of their stable rotation rate, many pulsars have been observed with the sudden jump in the rotation rate, which is known as pulsar glitch.…

High Energy Astrophysical Phenomena · Physics 2018-10-24 Avishek Basu , Prasanta Char , Rana Nandi , Bhal Chandra Joshi , Debades Bandyopadhyay

The spin-down law of pulsars is generally perturbed by two types of timing irregularities: glitches and timing noise. Glitches are sudden changes in the rotational frequency of pulsars, while timing noise is a discernible stochastic…

Pulsar glitches are thought to be probes of the superfluid interior of neutron stars. These sudden jumps in frequency observed in many pulsars are generally assumed to be the macroscopic manifestation of superfluid vortex motion on a…

High Energy Astrophysical Phenomena · Physics 2018-08-22 Brynmor Haskell

As the most extensively and continuously monitored neutron star, the Crab pulsar serves as representative of the earliest evolutionary stage. Its unique and complex glitch phenomenology provides an unparalleled testing ground for…

High Energy Astrophysical Phenomena · Physics 2025-06-04 Pei-Xin Zhu , Xiao-Ping Zheng
‹ Prev 1 2 3 10 Next ›