Andrew Melatos

Inferring properties of neutron stars born in short gamma-ray bursts with a plerion-like X-ray plateau

LC Strang, A Melatos, N Sarin, PD Lasky

Journal article  |  2021  |  Monthly Notices of the Royal Astronomical Society

ABSTRACT Time-resolved spectra of six short gamma-ray bursts (sGRBs), measured by the Swift telescope, are used to ..

Rapid parameter estimation of a two-component neutron star model with spin wandering using a Kalman filter

Patrick M Meyers, Nicholas J O'Neill, Andrew Melatos, Robin J Evans

Journal article  |  2021  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

The classic, two-component, crust-superfluid model of a neutron star can be formulated as a noise-driven, linear dynamical system,..

Hidden Markov model tracking of continuous gravitational waves from a binary neutron star with wandering spin. III. Rotational phase tracking

A Melatos, P Clearwater, S Suvorova, L Sun, W Moran, RJ Evans

Journal article  |  2021  |  PHYSICAL REVIEW D

A hidden Markov model (HMM) solved recursively by the Viterbi algorithm can be configured to search for persistent, quasimonochrom..

Gradient expansion technique for inhomogeneous, magnetized quark matter

Filippo Anzuini, Andrew Melatos

Journal article  |  2021  |  EUROPEAN PHYSICAL JOURNAL A

A quark-magnetic Ginzburg–Landau (qHGL) gradient expansion of the free energy of two-flavor inhomogeneous quark matter in a magnet..

Effects of periodicity in observation scheduling on parameter estimation of pulsar glitches

L Dunn, ME Lower, A Melatos

Journal article  |  2021  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

In certain pulsar timing experiments, where observations are scheduled approximately periodically (e.g. daily), timing models with..

Deep exploration for continuous gravitational waves at 171-172 Hz in LIGO second observing run data

Karl Wette, Liam Dunn, Patrick Clearwater, Andrew Melatos

Journal article  |  2021  |  PHYSICAL REVIEW D

We pursue a novel strategy toward a first detection of continuous gravitational waves from rapidly rotating deformed neutron stars..

Search for continuous gravitational waves from ten HESS sources using a hidden Markov model

Deeksha Beniwal, Patrick Clearwater, Liam Dunn, Andrew Melatos, David Ottaway

Journal article  |  2021  |  PHYSICAL REVIEW D

Isolated neutron stars are prime targets for continuous-wave (CW) searches by ground-based gravitational-wave interferometers. Res..

Parameter estimation of a two-component neutron star model with spin wandering

Patrick M Meyers, Andrew Melatos, Nicholas JO Neill

Journal article  |  2021  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

ABSTRACT It is an open challenge to estimate systematically the physical parameters of neutron star interiors from ..

Enhancing the gravitational-wave burst detection confidence in expanded detector networks with the BayesWave pipeline

Yi Shuen C Lee, Margaret Millhouse, Andrew Melatos

Journal article  |  2021  |  PHYSICAL REVIEW D

The global gravitational-wave detector network achieves higher detection rates, better parameter estimates, and more accurate sky ..

Recycled pulsars with multipolar magnetospheres from accretion-induced magnetic burial

AG Suvorov, A Melatos

Journal article  |  2020  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

Many millisecond pulsars are thought to be old neutron stars spun up ('recycled') during an earlier accretion phase. They typicall..