Ultra-High-Energy Gamma-Ray Astronomy
Z Cao, S Chen, R Liu, R Yang - Annual Review of Nuclear and …, 2023 - annualreviews.org
Ultra-high-energy (UHE,> 0.1 PeV) γ-ray astronomy is rapidly evolving into an expanding
branch of γ-ray astronomy with the surprising discovery of 12 PeVatrons and the detection of …
branch of γ-ray astronomy with the surprising discovery of 12 PeVatrons and the detection of …
Extended Very-High-Energy Gamma-Ray Emission Surrounding PSR Observed by LHAASO-KM2A
F Aharonian, Q An, Axikegu, LX Bai, YX Bai, YW Bao… - Physical Review Letters, 2021 - APS
We report the discovery of an extended very-high-energy (VHE) gamma-ray source around
the location of the middle-aged (207.8 kyr) pulsar PSR J 0622+ 3749 with the Large High …
the location of the middle-aged (207.8 kyr) pulsar PSR J 0622+ 3749 with the Large High …
Gamma-ray pulsar halos in the Galaxy
K Fang - Frontiers in Astronomy and Space Sciences, 2022 - frontiersin.org
Pulsar halos are extended gamma-ray structures generated by electrons and positrons
esca** from pulsar wind nebulae (PWNe), considered a new class of gamma-ray sources …
esca** from pulsar wind nebulae (PWNe), considered a new class of gamma-ray sources …
TeV halos and the role of pulsar wind nebulae as sources of cosmic-ray positrons
The recent detection of the Geminga pulsar wind nebula (PWN) by HAWC in the multi-TeV
band allows us to infer precious information about the transport of pairs in the immediate …
band allows us to infer precious information about the transport of pairs in the immediate …
Detection of a -ray halo around Geminga with the Fermi-LAT data and implications for the positron flux
The HAWC Collaboration has discovered a γ-ray emission extended about 2 degrees
around the Geminga and Monogem pulsar wind nebulae (PWNe) at γ-ray energies E γ> 5 …
around the Geminga and Monogem pulsar wind nebulae (PWNe) at γ-ray energies E γ> 5 …
Self-generated cosmic-ray turbulence can explain the morphology of TeV halos
Observations have shown that spatially extended “TeV halos” are a common (and potentially
generic) feature surrounding young and middle-aged pulsars. However, their morphology is …
generic) feature surrounding young and middle-aged pulsars. However, their morphology is …
Do the Geminga, Monogem and PSR J0622+3749 -ray halos imply slow diffusion around pulsars?
The HAWC Collaboration has reported the detection of an extended γ-ray emission around
the Geminga and Monogem pulsars of a few degree extension. Very recently, the LHAASO …
the Geminga and Monogem pulsars of a few degree extension. Very recently, the LHAASO …
Contribution of pulsars to cosmic-ray positrons in light of recent observation of inverse-Compton halos
The hypothesis that pulsar wind nebulae (PWNe) can significantly contribute to the excess of
the positron (e+) cosmic-ray flux has been consolidated after the observation of a γ-ray …
the positron (e+) cosmic-ray flux has been consolidated after the observation of a γ-ray …
Constraining positron emission from pulsar populations with AMS-02 data
The cosmic-ray flux of positrons is measured with high precision by the space-borne particle
spectrometer AMS-02. The hypothesis that pulsar wind nebulae (PWNe) can significantly …
spectrometer AMS-02. The hypothesis that pulsar wind nebulae (PWNe) can significantly …
The highest energy HAWC sources are likely leptonic and powered by pulsars
T Sudoh, T Linden, D Hooper - Journal of Cosmology and …, 2021 - iopscience.iop.org
The HAWC Collaboration has observed gamma rays at energies above 56 TeV from a
collection of nine sources. It has been suggested that this emission could be hadronic in …
collection of nine sources. It has been suggested that this emission could be hadronic in …