A Double-Pulsar System: A Rare Laboratory for Relativistic Gravity and Plasma Physics
Australia Telescope National Facility · University of Manchester · +7 more institutions
Abstract
The clocklike properties of pulsars moving in the gravitational fields of their unseen neutron-star companions have allowed unique tests of general relativity and provided evidence for gravitational radiation. We report here the detection of the 2.8-second pulsar J0737-3039B as the companion to the 23-millisecond pulsar J0737-3039A in a highly relativistic double neutron star system, allowing unprecedented tests of fundamental gravitational physics. We observed a short eclipse of J0737-3039A by J0737-3039B and orbital modulation of the flux density and the pulse shape of J0737-3039B, probably because of the influence of J0737-3039A's energy flux on its magnetosphere. These effects will allow us to probe…
Citation impact
- FWCI
- 43.60
- Percentile
- 100%
- References
- 24
Authors
12- AGA. G. LyneCorresponding
Australia Telescope National Facility, University of Manchester, Osservatorio astronomico di Bologna, SKA Observatory, Osservatorio Astronomico di Cagliari, University of Bologna
- MBM. Burgay
Australia Telescope National Facility, University of Manchester, Osservatorio astronomico di Bologna, SKA Observatory, Osservatorio Astronomico di Cagliari, University of Bologna
- MKM. Krämer
Australia Telescope National Facility, University of Manchester, Osservatorio astronomico di Bologna, SKA Observatory, Osservatorio Astronomico di Cagliari, University of Bologna
- APAndrea Possenti
Australia Telescope National Facility, University of Manchester, Osservatorio astronomico di Bologna, SKA Observatory, Osservatorio Astronomico di Cagliari, University of Bologna
- RNR. N. Manchester
Australia Telescope National Facility, University of Manchester, Osservatorio astronomico di Bologna, SKA Observatory, Osservatorio Astronomico di Cagliari, University of Bologna
Topics & keywords
- Pulsar
- Physics
- Neutron star
- Millisecond pulsar
- Magnetosphere
- Binary pulsar
- General relativity
- Astrophysics
- Affordable and clean energy