Results 81 to 90 of about 6,070 (203)

Magnetoluminescence

open access: yes, 2017
Pulsar Wind Nebulae, Blazars, Gamma Ray Bursts and Magnetars all contain regions where the electromagnetic energy density greatly exceeds the plasma energy density.
A. Hewish   +104 more
core   +1 more source

Anticorrelation Between Flux and Photon Index of Hard-X-Ray Emission from the Crab

open access: yesThe Astrophysical Journal
Using Swift Burst Alert Telescope event-mode data during gamma-ray burst occurrences, we conduct spectral analysis for the Crab system. From 38 good observations, which span a period of 18 yr from 2006 to 2023, we find that the Crab’s X-ray flux not only
Koothodil Abhijith Augustine   +1 more
doaj   +1 more source

Future X-ray Polarimetry of Relativistic Accelerators: Pulsar Wind Nebulae and Supernova Remnants

open access: yesGalaxies, 2018
Supernova remnants (SNRs) and pulsar wind nebulae (PWNs) are among the most significant sources of non-thermal X-rays in the sky, and the best means by which relativistic plasma dynamics and particle acceleration can be investigated.
Niccolò Bucciantini
doaj   +1 more source

Bow shocks around pulsars and neutron stars

open access: yes, 2005
Pulsar wind nebulae are now well established as important probes both of neutron stars' relativistic winds and of the surrounding interstellar medium.
Aldcroft   +35 more
core   +2 more sources

The IXPE Science of Pulsars and Their Nebulae

open access: yesGalaxies
Pulsars (PSRs) and Pulsar Wind Nebulae (PWNe) form some of the most interesting high-energy astrophysical systems. Their prominent synchrotron emission makes them ideal candidates for polarimetry.
Niccolò Bucciantini   +3 more
doaj   +1 more source

Potential Contribution of Young Pulsar Wind Nebulae to Galactic High-energy Neutrino Emission

open access: goldThe Astrophysical Journal
Pulsar wind nebulae (PWNe), especially the young ones, are among the most energetic astrophysical sources in the Galaxy. It is usually believed that the spin-down energy injected from the pulsars is converted into magnetic field and relativistic ...
Xuan-Han Liang   +4 more
openalex   +2 more sources

Spatially Resolved Polarization Variation of the Crab Nebula

open access: yesThe Astrophysical Journal
We examined the spatially resolved polarization variations in the Crab Nebula over 2 yr, using observational data from the Imaging X-ray Polarimetry Explorer, and offer key insights into its magnetic field structures and evolution.
Chao Zuo   +8 more
doaj   +1 more source

LHAASO and Galactic cosmic rays. [PDF]

open access: yesInnovation (Camb), 2022
Yang R.
europepmc   +1 more source

Laboratory disruption of scaled astrophysical outflows by a misaligned magnetic field. [PDF]

open access: yesNat Commun, 2021
Revet G   +22 more
europepmc   +1 more source

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