Publications (47)
TESS Cycle 1 observations of roAp stars with 2-min cadence data
D. L. Holdsworth, M. S. Cunha, D. W. Kurtz +41
We present the results of a systematic search for new rapidly oscillating Ap (roAp) stars using the 2-min cadence data collected by the Transiting Exoplanet Survey Satellite (TESS)…
Paving the Way to Future Missions: the Roman Space Telescope Coronagraph Technology Demonstration
B. Mennesson, R. Juanola-Parramon, B. Nemati +33
This document summarizes how far the Nancy Grace Roman Space Telescope Coronagraph Instrument (Roman CGI) will go toward demonstrating high-contrast imaging and spectroscopic requi…
Primary Isotope Yields and Characteristic Properties of the Fragmenting Source in Heavy-ion Reactions near the Fermi Energies
X. Liu, W. Lin, R. Wada +11
For central collisions of Ca Ca at 35 MeV/nucleon, the density and temperature of a fragmenting source have been evaluated in a self-consistent manner using the rat…
Observation of the thunderstorm-related ground cosmic ray flux variations by ARGO-YBJ
B. Bartoli, P. Bernardini, X. J. Bi +70
A correlation between the secondary cosmic ray flux and the near-earth electric field intensity, measured during thunderstorms, has been found by analyzing the data of the ARGO-YBJ…
Dedicated SiPM array for GRD of GECAM
D. L. Zhang, X. L. Sun, Z. H. An +45
The discovery of gravitational waves and gamma-ray bursts heralds the era of multi-messenger astronomy. With the adoption of two small satellites to achieve the all-sky monitoring…
Search for Gamma Ray Bursts with the ARGO-YBJ Detector in Shower Mode
B. Bartoli, P. Bernardini, X. J. Bi +69
The ARGO-YBJ detector, located at the Yangbajing Cosmic Ray Laboratory (4300 m a. s. l., Tibet, China), was a full coverage air shower array dedicated to gamma ray astronomy and co…
Oxygen abundance in the Sloan Digital Sky Survey
F. Shi, X. Kong, F. Z. Cheng
We present two samples of $\hii$ galaxies from the Sloan Digital Sky Survey (SDSS) spectroscopic observations data release 3. The electron temperatures() of 225 galaxies are c…
Experimental reconstruction of primary hot isotopes and characteristic properties of the fragmenting source in the heavy ion reactions near the Fermi energy
W. Lin, X. Liu, M. R. D. Rodrigues +22
The characteristic properties of the hot nuclear matter existing at the time of fragment formation in the multifragmentation events produced in the reaction Zn + Sn…
Oxygen abundance methods in the SDSS: view from modern statistics
F. Shi, G. Zhao, James Wicker
Our purpose is to find which is the most reliable one among various oxygen abundance determination methods. We will test the validity of several different oxygen abundance determin…
The design and performance of GRD onboard the GECAM satellite
Z. H. An, X. L. Sun, D. L. Zhang +48
Background: Each GECAM satellite payload contains 25 gamma-ray detectors (GRDs), which can detect gamma-rays and particles and can roughly localize the Gamma-Ray Bursts (GRBs). GRD…
Effects of cluster correlations on fragment emission in 12C + 12C at 50 MeV/nucleon
R. Han, Z. Chen, R. Wada +6
The effects of cluster correlations have been studied in the C + C reaction at 50 MeV/nucleon, using three AMD models, the AMD (AMD/D) without any additional cluster…
EAS age determination from the study of the lateral distribution of charged particles near the shower axis with the ARGO-YBJ experiment
YBJ Collaboration, B. Bartoli, P. Bernardini +69
The ARGO-YBJ experiment, a full coverage extensive air shower (EAS) detector located at high altitude (4300 m a.s.l.) in Tibet, China, has smoothly taken data, with very high stabi…
Artificial Neural Network for search for metal poor galaxies
F. Shi, Y-Y. Liu, X. Kong +1
In order to find a fast and reliable method for selecting metal poor galaxies (MPGs), especially in large surveys and huge database, an Artificial Neural Network (ANN) method is ap…
Ground-based calibration and characterization of GRD of GECAM: 8-160 keV
J. J. He, Z. H. An, W. X. Peng +58
As the main detector of the GECAM satellite, the calibration of the energy response and detection efficiency of the GRD detector is the main content of the ground-based calibration…
Fast neutron scattering on Gallium target at 14.8 MeV
R. Han, R. Wada, Z. Chen +18
Benchmarking of evaluated nuclear data libraries was performed for MeV neutrons on Gallium targets. The experiments were performed at China Institute of Atomic Energy(C…
4.5 years multi-wavelength observations of Mrk 421 during the ARGO-YBJ and Fermi common operation time
B. Bartoli, P. Bernardini, X. J. Bi +68
We report on the extensive multi-wavelength observations of the blazar Markarian 421 (Mrk 421) covering radio to gamma-rays, during the 4.5 year period of ARGO-YBJ and Fermi common…
The Knee of the Cosmic Hydrogen and Helium Spectrum below 1 PeV Measured by ARGO-YBJ and a Cherenkov Telescope of LHAASO
B. Bartoli, P. Bernardini, X. J. Bi +93
The measurement of cosmic ray energy spectra, in particular for individual species, is an essential approach in finding their origin. Locating the "knees" of the spectra is an impo…
Mean Interplanetary Magnetic Field Measurement Using the ARGO-YBJ Experiment
G. Aielli, C. Bacci, B. Bartoli +109
The sun blocks cosmic ray particles from outside the solar system, forming a detectable shadow in the sky map of cosmic rays detected by the ARGO-YBJ experiment in Tibet. Because t…
On the problem of modeling the boat wake climate; the Florida intracoastal waterway
C. Forlini, R. Qayyum, M. Malej +4
The impact of boat traffic on the health of coastal ecosystems is a multi-scale process: from minutes (individual wakes) to days (tidal modulation of sediment transport), to season…
Detection of thermal neutrons with the PRISMA-YBJ array in Extensive Air Showers selected by the ARGO-YBJ experiment
B. Bartoli, P. Bernardini, X. J. Bi +79
We report on a measurement of thermal neutrons, generated by the hadronic component of extensive air showers (EAS), by means of a small array of EN-detectors developed for the PRIS…
TeV gamma-ray survey of the Northern sky using the ARGO-YBJ detector
YBJ Collaboration, B. Bartoli, P. Bernardini +94
The ARGO-YBJ detector is an extensive air shower array that has been used to monitor the northern -ray sky at energies above 0.3 TeV from 2007 November to 2013 January. In this…
Galactic Cosmic-Ray Anisotropy in the Northern hemisphere from the ARGO-YBJ Experiment during 2008-2012
B. Bartoli, P. Bernardini, X. J. Bi +69
This paper reports on the observation of the sidereal large-scale anisotropy of cosmic rays using data collected by the ARGO-YBJ experiment over 5 years (20082012). This analysi…
Search for GeV Gamma Ray Bursts with the ARGO-YBJ Detector: Summary of Eight Years of Observations
B. Bartoli, P. Bernardini, X. J. Bi +78
The search for Gamma Ray Burst (GRB) emission in the energy range 1-100 GeV in coincidence with the satellite detection has been carried out using the Astrophysical Radiation with…
NeIII/OII as an oxygen abundance indicator in the HII regions and HII galaxies
F. Shi, G. Zhao, Y. C. Liang
To calibrate the relationship between Ne3O2 (Ne3O2 = log(\neiii/\oii)) and oxygen abundances, we present a sample of 3000 $\hii$ galaxies from the S…
Long-term monitoring of the TeV emission from Mrk 421 with the ARGO-YBJ experiment
YBJ Collaboration, B. Bartoli, P. Bernardini +105
ARGO-YBJ is an air shower detector array with a fully covered layer of resistive plate chambers. It is operated with a high duty cycle and a large field of view. It continuously mo…
XRISM/Resolve reveals the complex iron structure of NGC 7213: Evidence for radial stratification between inner disk and broad-line region
E. Kammoun, T. Kawamuro, K. Murakami +48
We present the first high-resolution X-ray spectrum of NGC 7213 obtained with XRISM/Resolve, supported by simultaneous XMM-Newton, NuSTAR, and SOAR optical data. The XRISM spectrum…
Study of the diffuse gamma-ray emission from the Galactic plane with ARGO-YBJ
B. Bartoli, P. Bernardini, X. J. Bi +78
The events recorded by ARGO-YBJ in more than five years of data collection have been analyzed to determine the diffuse gamma-ray emission in the Galactic plane at Galactic longitud…
The analog Resistive Plate Chamber detector of the ARGO-YBJ experiment
B. Bartoli, P. Bernardini, X. J. Bi +68
The ARGO-YBJ experiment has been in stable data taking from November 2007 till February 2013 at the YangBaJing Cosmic Ray Observatory (4300 m a.s.l.). The detector consists of a si…
The SiPM Array Data Acquisition Algorithm Applied to the GECAM Satellite Payload
Y. Q. Liu, K. Gong, X. Q. Li +47
The Gravitational Wave Burst High-energy Electromagnetic Counterpart All-sky Monitor (GECAM), consists of 2 small satellites that each contain 25 LaBr3 (lanthanum bromide doped wit…
Measurement of Leakage Neutron Spectra for Tungsten with D-T Neutrons and Validation of Evaluated Nuclear Data
S. Zhanga, Z. Chen, Y. Nie +12
Integral neutronics experiments have been investigated at Institute of Modern Physics, Chinese Academy of Sciences (IMP, CAS) in order to validate evaluated nuclear data related to…
Star Formation Rate Indicators in WISE/SDSS
F. Shi, X. Kong
With the goal of investigating the degree to which the total infrared luminosity () traces the star formation rate (SFR), we analyze the from the dust in…
Reconstructed primary fragments and symmetry energy, temperature and density of the fragmenting source in Zn + Sn at 40 MeV/nucleon
X. Liu, W. Lin, R. Wada +17
Symmetry energy, temperature and density at the time of the intermediate mass fragment formation are determined in a self-consistent manner, using the experimentally reconstructed…
A novel determination of density, temperature and symmetry energy for nuclear multi-fragmentation through primary fragment yield reconstruction
W. Lin, X. Liu, M. R. D. Rodrigues +24
For the first time primary hot isotope distributions are experimentally reconstructed in intermediate heavy ion collisions and used with antisymmetrized molecular dynamics (AMD) ca…
TESS Cycle 2 observations of roAp stars with 2-min cadence data
D. L. Holdsworth, M. S. Cunha, M. Lares-Martiz +46
We present the results of a systematic search of the Transiting Exoplanet Survey Satellite (TESS) 2-min cadence data for new rapidly oscillating Ap (roAp) stars observed during the…
Search for gamma-ray emission from the Sun during solar minimum with the ARGO-YBJ experiment
B. Bartoli, P. Bernardini, X. J. Bi +70
The hadronic interaction of cosmic rays with solar atmosphere can produce high energy gamma rays. The gamma-ray luminosity is correlated both with the flux of primary cosmic rays a…
Square Kilometre Array Science Data Challenge 3a: foreground removal for an EoR experiment
A. Bonaldi, P. Hartley, R. Braun +179
We present and analyse the results of the Science data challenge 3a (SDC3a, https://sdc3.skao.int/challenges/foregrounds), an EoR foreground-removal community-wide exercise organis…
Long-term Monitoring on Mrk 501 for Its VHE gamma Emission and a Flare in October 2011
YBJ Collaboration, B. Bartoli, P. Bernardini +101
As one of the brightest active blazars in both X-ray and very high energy -ray bands, Mrk 501 is very useful for physics associated with jets from AGNs. The ARGO-YBJ experiment…
The cosmic ray proton plus helium energy spectrum measured by the ARGO-YBJ experiment in the energy range 3-300 TeV
YBJ Collaboration, B. Bartoli, P. Bernardini +70
The ARGO-YBJ experiment is a full-coverage air shower detector located at the Yangbajing Cosmic Ray Observatory (Tibet, People's Republic of China, 4300 m a.s.l.). The high altitud…
Spectroscopic study of blue compact galaxies V. oxygen abundance and the metallicity-luminosity relation
F. Shi, X. Kong, C. Li +1
This is the fifth paper in a series studying the stellar components, star formation histories, star formation rates and metallicities of a blue compact galaxy (BCG) sample. Based o…
Observation of TeV gamma-rays from the unidentified source HESS J1841-055 with the ARGO-YBJ experiment
YBJ Collaboration, B. Bartoli, P. Bernardini +100
We report the observation of a very high energy γ-ray source, whose position is coincident with HESS J1841-055. This source has been observed for 4.5 years by the ARGO-YBJ experim…
GECAM detection of a bright type-I X-ray burst from 4U 0614+09: confirmation its spin frequency at 413 Hz
Y. P. Chen, J. Li, S. L. Xiong +87
One month after launching Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM), a bright thermonuclear X-ray burst from 4U~0614+09, was observed on Ja…
Observation of TeV gamma rays from the Cygnus region with the ARGO-YBJ experiment
B. Bartoli, P. Bernardini, X. J. Bi +100
We report the observation of TeV gamma-rays from the Cygnus region using the ARGO-YBJ data collected from 2007 November to 2011 August. Several TeV sources are located in this regi…
Quality assurance test and Failure Analysis of SiPM Arrays of GECAM Satellites
D. L. Zhang, M. Gao, X. L. Sun +45
The Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) satellite consists of two small satellites. Each GECAM payload contains 25 gamma ray detector…
Inflight performance of the GECAM Gamma-ray and Charge particle Detectors
X. Q. Li, X. Y. Wen, S. L. Xiong +56
The GECAM mission consists of two identical microsatellites (GECAM-A and GECAM-B). Each satellite is equipped with 25 gamma-ray detectors (GRD) and 8 charged particle detectors (CP…
The Design and Performance of Charged Particle Detector onboard the GECAM Mission
Y. B. Xu, X. L. Sun, S. Yang +47
The Gravitational Wave highly energetic Electromagnetic Counterpart All-sky Monitor (GECAM) is dedicated to detecting gravitational wave gamma-ray bursts. It is capable of all-sky…
Identification of the TeV Gamma-ray Source ARGO J2031+4157 with the Cygnus Cocoon
YBJ Collaboration, B. Bartoli, P. Bernardini +80
The extended TeV gamma-ray source ARGO J2031+4157 (or MGRO J2031+41) is positionally consistent with the Cygnus Cocoon discovered by -LAT at GeV energies in the Cygnus super…
Energy Spectrum of Cosmic Protons and Helium Nuclei by a Hybrid Measurement at 4300 m a.s.l
B. Bartoli, P. Bernardini, X. J. Bi +97
The energy spectrum of cosmic Hydrogen and Helium nuclei has been measured, below the so-called "knee", by using a hybrid experiment with a wide field-of-view Cherenkov telescope a…