Results 111 to 120 of about 6,070 (203)

The GeV γ-Ray Emission from the Composite Supernova Remnant CTB 87

open access: yesThe Astrophysical Journal
We report the GeV γ -ray emission around the composite supernova remnant (SNR) CTB 87 with more than 16 yr of PASS 8 data recorded by the Fermi Large Area Telescope. Two separate point sources with different GeV spectra are identified in this region: one
Yuliang Xin   +5 more
doaj   +1 more source

Discovering the sky at the longest wavelengths with a lunar orbit array. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2021
Chen X   +6 more
europepmc   +1 more source

Simulated synchrotron and Inverse Compton emission from Pulsar Wind Nebulae [PDF]

open access: green, 2008
D. Volpi   +7 more
openalex   +1 more source

A Cacophony of Echoes from Daily Monitoring of the Crab Pulsar at Jodrell Bank

open access: yesThe Astrophysical Journal
Using archival data from the 42-foot telescope at the Jodrell Bank Observatory, we produce daily stacks of aligned giant pulses for the Crab pulsar, to study changes to the daily profiles between 2012 April and 2016 December.
Thierry Serafin Nadeau   +5 more
doaj   +1 more source

Galactic Cosmic Ray Interaction with the Perseus Giant Molecular Cloud Using Geant4 Monte Carlo Simulation

open access: yesUniverse
Galactic cosmic rays (GCRs), composed of protons and atomic nuclei, are accelerated in sources such as supernova remnants and pulsar wind nebulae, reaching energies up to the PeV range.
Luan Torres, Luiz Augusto Stuani Pereira
doaj   +1 more source

Analysis of Crab X-Ray Polarization Using Deeper Imaging X-Ray Polarimetry Explorer Observations

open access: yesThe Astrophysical Journal
We present Crab X-ray polarization measurements using Imaging X-Ray Polarimetry Explorer (IXPE) data with a total exposure of 300 ks, three times more than the initial 2022 discovery paper.
Josephine Wong   +100 more
doaj   +1 more source

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