A census of X-ray millisecond pulsars in globular clusters

J Zhao, CO Heinke - Monthly Notices of the Royal Astronomical …, 2022 - academic.oup.com
We present a comprehensive census of X-ray millisecond pulsars (MSPs) in 29 Galactic
globular clusters (GCs), including 68 MSPs with confirmed X-ray luminosities and 107 MSPs …

Does NGC 6397 contain an intermediate-mass black hole or a more diffuse inner subcluster?

E Vitral, GA Mamon - Astronomy & Astrophysics, 2021 - aanda.org
We analyze proper motions from the Hubble Space Telescope (HST) and the second Gaia
data release along with line-of-sight velocities from the MUSE spectrograph to detect …

Transitional millisecond pulsars

A Papitto, D Martino - Millisecond Pulsars, 2021 - Springer
Millisecond pulsars in tight binaries have recently challenged our understanding of physical
processes governing the evolution of binaries and the interaction between astrophysical …

Discovery and Timing of Millisecond Pulsars in the Globular Cluster M5 with FAST and Arecibo

L Zhang, PCC Freire, A Ridolfi, Z Pan… - The Astrophysical …, 2023 - iopscience.iop.org
We report on a comprehensive multiwavelength study of the pulsars in the globular cluster
(GC) M5, including the discovery of M5G, a new compact noneclipsing" black widow" pulsar …

The x-ray binary population in the Galactic Center revealed through multi-decade observations

K Mori, CJ Hailey, T Schutt, S Mandel… - The Astrophysical …, 2021 - iopscience.iop.org
We present an investigation of the quiescent and transient X-ray binaries (XRBs) of the
Galactic Center (GC). We extended our Chandra analysis of the non-thermal X-ray sources …

A Chandra survey of Milky Way globular clusters – IV. Periodic X-ray sources

T Bao, Z Li, Z Cheng, D Belloni - Monthly Notices of the Royal …, 2024 - academic.oup.com
We present a systematic search for periodic X-ray sources in 10 Galactic globular clusters
(GCs) utilizing deep archival Chandra observations. By applying the Gregory–Loredo …

A Chandra X-ray study of millisecond pulsars in the globular cluster Omega Centauri: a correlation between spider pulsar companion mass and X-ray luminosity

J Zhao, CO Heinke - Monthly Notices of the Royal Astronomical …, 2023 - academic.oup.com
Millisecond pulsars (MSPs) are faint X-ray sources commonly observed in Galactic globular
clusters (GCs). In this work, we investigate 18 MSPs newly found in the GC Omega Centauri …

Radio detections of two unusual cataclysmic variables in the VLA Sky Survey

ME Ridder, CO Heinke, GR Sivakoff… - Monthly Notices of the …, 2023 - academic.oup.com
We report two new radio detections of cataclysmic variables (CVs), and place them in
context with radio and X-ray detections of other CVs. We detected QS Vir, a low accretion …

The MAVERIC Survey: Simultaneous Chandra and VLA observations of the transitional millisecond pulsar candidate NGC 6652B

A Paduano, A Bahramian… - Monthly Notices of …, 2021 - academic.oup.com
Transitional millisecond pulsars are millisecond pulsars that switch between a rotation-
powered millisecond pulsar state and an accretion-powered X-ray binary state, and are …

Exotica in the globular cluster M4, studied with ChandraHST, and the VLA

PM Lugger, HN Cohn, CO Heinke… - Monthly Notices of …, 2023 - academic.oup.com
ABSTRACT Using the Hubble Ultraviolet Globular Cluster Survey (HUGS) and additional
HST archival data, we have carried out a search for optical counterparts to the low …