activity
20202024
most citedThe First LHAASO Catalog of Gamma-Ray Sources

247 citations · 1.4k across the 19 of their papers we have counts for

collaborators

20 papers

astro-ph.HE2024

Detection of two TeV gamma-ray outbursts from NGC 1275 by LHAASO

Zhen Cao, F. Aharonian, Axikegu +275

The Water Cherenkov Detector Array (WCDA) is one of the components of Large High Altitude Air Shower Observatory (LHAASO) and can monitor any sources over two-thirds of the sky for…

astro-ph.HE2024

LHAASO detection of very-high-energy gamma-ray emission surrounding PSR J0248+6021

Zhen Cao, F. Aharonian, Q. An +276

We report the detection of an extended very-high-energy (VHE) gamma-ray source coincident with the location of middle-aged (62.4~\rm kyr) pulsar PSR J0248+6021, by using the LHAASO…

astro-ph.HE2024★ 1 cited

Constraints on Ultra Heavy Dark Matter Properties from Dwarf Spheroidal Galaxies with LHAASO Observations

Zhen Cao, F. Aharonian, Q. An +276

In this work we try to search for signals generated by ultra-heavy dark matter at the Large High Altitude Air Shower Observatory (LHAASO) data. We look for possible gamma-ray by da…

astro-ph.IM2024★ 13 cited

LHAASO-KM2A detector simulation using Geant4

Zhen Cao, F. Aharonian, Q. An +275

KM2A is one of the main sub-arrays of LHAASO, working on gamma ray astronomy and cosmic ray physics at energies above 10 TeV. Detector simulation is the important foundation for es…

astro-ph.HE2024★ 52 cited

Measurements of All-Particle Energy Spectrum and Mean Logarithmic Mass of Cosmic Rays from 0.3 to 30 PeV with LHAASO-KM2A

The LHAASO Collaboration, Zhen Cao, F. Aharonian +277

We present the measurements of all-particle energy spectrum and mean logarithmic mass of cosmic rays in the energy range of 0.3-30 PeV using data collected from LHAASO-KM2A between…

astro-ph.IM2024

Optimization of performance of the KM2A full array using the Crab Nebula

LHAASO collaboration

The full array of the Large High Altitude Air Shower Observatory (LHAASO) has been in operation since July 2021. For its kilometer-square array (KM2A), we have optimized the select…

astro-ph.HE2023

Does or did the supernova remnant Cassiopeia A operate as a PeVatron?

Zhen Cao, F. Aharonian, Q. An +276

For decades, supernova remnants (SNRs) have been considered the prime sources of Galactic Cosmic rays (CRs). But whether SNRs can accelerate CR protons to PeV energies and thus dom…

astro-ph.HE2023★ 85 cited

An Ultrahigh-energy -ray Bubble Powered by a Super PeVatron

The LHAASO Collaboration, Z. Cao, F. Aharonian +277

We report the detection of a -ray bubble spanning at least 100 in ultra high energy (UHE) up to a few PeV in the direction of the star-forming region Cygnus X, implyi…

astro-ph.HE2023★ 220 cited

A tera-electronvolt afterglow from a narrow jet in an extremely bright gamma-ray burst 221009A

LHAASO Collaboration

Some gamma-ray bursts (GRBs) have an afterglow in the tera-electronvolt (TeV) band, but the early onset of this afterglow has not been observed. We report observations with the Lar…

astro-ph.HE2023★ 247 cited

The First LHAASO Catalog of Gamma-Ray Sources

Zhen Cao, F. Aharonian, Q. An +276

We present the first catalog of very-high energy and ultra-high energy gamma-ray sources detected by the Large High Altitude Air Shower Observatory (LHAASO). The catalog was compil…

astro-ph.HE2023★ 129 cited

Measurement of ultra-high-energy diffuse gamma-ray emission of the Galactic plane from 10 TeV to 1 PeV with LHAASO-KM2A

Zhen Cao, F. Aharonian, Q. An +276

The diffuse Galactic -ray emission, mainly produced via interactions between cosmic rays and the interstellar medium and/or radiation field, is a very important probe of the dis…

astro-ph.HE2022★ 40 cited

Constraints on heavy decaying dark matter from 570 days of LHAASO observations

The LHAASO Collaboration, Zhen Cao, F. Aharonian +276

The Kilometer Square Array~(KM2A) of the Large High Altitude Air Shower Observatory (LHAASO) aims at surveying the northern gamma-ray sky at energies above 10 TeV with unprecedente…

astro-ph.HE2022★ 11 cited

Flux Variations of Cosmic Ray Air Showers Detected by LHAASO-KM2A During a Thunderstorm on 10 June 2021

LHAASO Collaboration, F. Aharonian, Q. An +268

The Large High Altitude Air Shower Observatory (LHAASO) has three sub-arrays, KM2A, WCDA and WFCTA. The flux variations of cosmic ray air showers were studied by analyzing the KM2A…

astro-ph.HE2021★ 191 cited

Peta-electron volt gamma-ray emission from the Crab Nebula

The LHAASO Collaboration, Zhen Cao, F. Aharonian +269

The Crab pulsar and the surrounding nebula powered by the pulsar's rotational energy through the formation and termination of a relativistic electron-positron wind is a bright sour…

astro-ph.HE2021★ 34 cited

Discovery of a new -ray source LHAASO J0341+5258 with emission up to 200TeV

The LHAASO Collaboration, Zhen Cao, F. Aharonian +267

We report the discovery of a new unidentified extended -ray source in the Galactic plane named LHAASO J0341+5258 with a pre-trial significance of 8.2 standard deviations above 2…

astro-ph.HE2021★ 51 cited

Discovery of the Ultra-high energy gamma-ray source LHAASO J2108+5157

The LHAASO collaboration, Zhen Cao, F. Aharonian +267

We report the discovery of a UHE gamma-ray source, LHAASO J2108+5157, by analyzing the LHAASO-KM2A data of 308.33 live days. Significant excess of gamma-ray induced showers is obse…

astro-ph.HE2021★ 135 cited

Extended Very-High-Energy Gamma-Ray Emission Surrounding PSR J0622 + 3749 Observed by LHAASO-KM2A

The LHAASO collabration, Zhen Cao, F. Aharonian +310

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 J0622+3749 with the Large High Altitude…

astro-ph.IM2021★ 17 cited

Calibration of the Air Shower Energy Scale of the Water and Air Cherenkov Techniques in the LHAASO experiment

F. Aharonian, Q. An, Axikegu +246

The Wide Field-of-View Cherenkov Telescope Array (WFCTA) and the Water Cherenkov Detector Arrays (WCDA) of LHAASO are designed to work in combination for measuring the energy spect…

physics.ins-det2020★ 29 cited

Construction and On-site Performance of the LHAASO WFCTA Camera

F. Aharonian, Q. An, Axikegu +246

The focal plane camera is the core component of the Wide Field-of-view Cherenkov/fluorescence Telescope Array (WFCTA) of the Large High-Altitude Air Shower Observatory (LHAASO). Be…

astro-ph.HE2020★ 144 cited

The observation of the Crab Nebula with LHAASO-KM2A for the performance study

F. Aharonian, Q. An, Axikegu +246

As a sub-array of the Large High Altitude Air Shower Observatory (LHAASO), KM2A is mainly designed to cover a large fraction of the northern sky to hunt for gamma-ray sources at en…