Discovery of a radio-emitting neutron star with an ultra-long spin period of 76 s
The radio-emitting neutron star population encompasses objects with spin periods ranging
from milliseconds to tens of seconds. As they age and spin more slowly, their radio emission …
from milliseconds to tens of seconds. As they age and spin more slowly, their radio emission …
A repeating fast radio burst source in a globular cluster
F Kirsten, B Marcote, K Nimmo, JWT Hessels… - Nature, 2022 - nature.com
Fast radio bursts (FRBs) are flashes of unknown physical origin. The majority of FRBs have
been seen only once, although some are known to generate multiple flashes,. Many models …
been seen only once, although some are known to generate multiple flashes,. Many models …
A long-period radio transient active for three decades
Several long-period radio transients have recently been discovered, with strongly polarized
coherent radio pulses appearing on timescales between tens to thousands of seconds,. In …
coherent radio pulses appearing on timescales between tens to thousands of seconds,. In …
[HTML][HTML] First M87 event horizon telescope results. IV. Imaging the central supermassive black hole
First M87 Event Horizon Telescope Results. IV. Imaging the Central Supermassive Black Hole
- IOPscience This site uses cookies. By continuing to use this site you agree to our use of …
- IOPscience This site uses cookies. By continuing to use this site you agree to our use of …
A radio transient with unusually slow periodic emission
N Hurley-Walker, X Zhang, A Bahramian… - Nature, 2022 - nature.com
The high-frequency radio sky is bursting with synchrotron transients from massive stellar
explosions and accretion events, but the low-frequency radio sky has, so far, been quiet …
explosions and accretion events, but the low-frequency radio sky has, so far, been quiet …
Improved upper limits on the 21 cm signal power spectrum of neutral hydrogen at z ≈ 9.1 from LOFAR
ABSTRACT A new upper limit on the 21 cm signal power spectrum at a redshift of z≈ 9.1 is
presented, based on 141 h of data obtained with the Low-Frequency Array (LOFAR). The …
presented, based on 141 h of data obtained with the Low-Frequency Array (LOFAR). The …
The 1.28 GHz MeerKAT galactic center mosaic
I Heywood, I Rammala, F Camilo… - The Astrophysical …, 2022 - iopscience.iop.org
The inner∼ 200 pc region of the Galaxy contains a 4 million M⊙ supermassive black hole
(SMBH), significant quantities of molecular gas, and star formation and cosmic-ray energy …
(SMBH), significant quantities of molecular gas, and star formation and cosmic-ray energy …
First M87 event horizon telescope results. IV. Imaging the central supermassive black hole
Event Horizon Telescope Collaboration - arXiv preprint arXiv …, 2019 - arxiv.org
We present the first Event Horizon Telescope (EHT) images of M87, using observations from
April 2017 at 1.3 mm wavelength. These images show a prominent ring with a diameter of …
April 2017 at 1.3 mm wavelength. These images show a prominent ring with a diameter of …
[HTML][HTML] Deep learning techniques for hyperspectral image analysis in agriculture: A review
In recent years, there has been a growing emphasis on assessing and ensuring the quality
of horticultural and agricultural produce. Traditional methods involving field measurements …
of horticultural and agricultural produce. Traditional methods involving field measurements …
GaLactic and Extragalactic All-sky Murchison Widefield Array (GLEAM) survey–I. A low-frequency extragalactic catalogue
N Hurley-Walker, JR Callingham… - Monthly Notices of …, 2017 - academic.oup.com
Abstract Using the Murchison Widefield Array (MWA), the low-frequency Square Kilometre
Array precursor located in Western Australia, we have completed the GaLactic and …
Array precursor located in Western Australia, we have completed the GaLactic and …