Search Results - "Otte, A N"
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VERITAS Observations of the Galactic Center Region at Multi-TeV Gamma-Ray Energies
Published in The Astrophysical journal (01-06-2021)“…Abstract The Galactic Center (GC) region hosts a variety of powerful astronomical sources and rare astrophysical processes that emit a large flux of nonthermal…”
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Gamma-ray Observations of Tycho's Supernova Remnant with VERITAS and Fermi
Published in The Astrophysical journal (10-02-2017)“…High-energy gamma-ray emission from supernova remnants (SNRs) has provided a unique perspective for studies of Galactic cosmic-ray acceleration. Tycho's SNR is…”
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A Very High Energy γ-Ray Survey toward the Cygnus Region of the Galaxy
Published in The Astrophysical journal (10-07-2018)“…We present results from deep observations toward the Cygnus region using 300 hr of very high energy (VHE) γ-ray data taken with the VERITAS Cerenkov telescope…”
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Low-Temperature Geiger-Mode Characterization of a Gallium Nitride p-i-n Avalanche Photodiode
Published in IEEE journal of quantum electronics (01-06-2023)“…We present the low-temperature Geiger-mode characteristics of GaN (gallium nitride) p-i-n avalanche photodiodes (APDs). The devices have a breakdown voltage of…”
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Search for Magnetically Broadened Cascade Emission from Blazars with VERITAS
Published in The Astrophysical journal (01-02-2017)“…We present a search for magnetically broadened gamma-ray emission around active galactic nuclei (AGNs), using VERITAS observations of seven hard-spectrum…”
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Variability and Spectral Characteristics of Three Flaring Gamma-Ray Quasars Observed by VERITAS and Fermi-LAT
Published in The Astrophysical journal (01-01-2022)“…Abstract Flat-spectrum radio quasars (FSRQs) are the most luminous blazars at GeV energies but only rarely emit detectable fluxes of TeV gamma rays, typically…”
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OBSERVATIONS OF THE UNIDENTIFIED GAMMA-RAY SOURCE TeV J2032+4130 BY VERITAS
Published in The Astrophysical journal (01-03-2014)“…TeV J2032+4130 was the first unidentified source discovered at very high energies (VHEs; E > 100 GeV), with no obvious counterpart in any other wavelength. It…”
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A Search for TeV Gamma-Ray Emission from Pulsar Tails by VERITAS
Published in The Astrophysical journal (01-08-2021)“…Abstract We report on the search for very-high-energy gamma-ray emission from the regions around three nearby supersonic pulsars (PSR B0355+54, PSR J0357+3205,…”
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Multiwavelength Observation Campaign of the TeV Gamma-Ray Binary HESS J0632 + 057 with NuSTAR, VERITAS, MDM, and Swift
Published in The Astrophysical journal (01-12-2021)“…Abstract HESS J0632+057 belongs to a rare subclass of binary systems that emit gamma rays above 100 GeV. It stands out for its distinctive high-energy light…”
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Demonstration of stellar intensity interferometry with the four VERITAS telescopes
Published in Nature astronomy (01-12-2020)“…High angular resolution observations at optical wavelengths provide valuable insights into stellar astrophysics 1 , 2 , and enable direct measurements of…”
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A Search for Pulsed Very High-energy Gamma-Rays from 13 Young Pulsars in Archival VERITAS Data
Published in The Astrophysical journal (10-05-2019)“…We conduct a search for periodic emission in the very high-energy (VHE) gamma-ray band (E > 100 GeV) from a total of 13 pulsars in an archival VERITAS data set…”
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An Archival Search for Neutron-star Mergers in Gravitational Waves and Very-high-energy Gamma Rays
Published in The Astrophysical journal (01-09-2021)“…Abstract The recent discovery of electromagnetic signals in coincidence with neutron-star mergers has solidified the importance of multimessenger campaigns in…”
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Observation of Extended Very High Energy Emission from the Supernova Remnant IC 443 with VERITAS
Published in The Astrophysical journal (20-06-2009)Get full text
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Probing the Properties of the Pulsar Wind in the Gamma-Ray Binary HESS J0632+057 with NuSTAR and VERITAS Observations
Published in The Astrophysical journal (10-01-2020)“…HESS J0632+057 is a gamma-ray binary composed of a compact object orbiting a Be star with a period of about 315 days. Extensive X-ray and TeV gamma-ray…”
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HESS J1943+213: An Extreme Blazar Shining through the Galactic Plane
Published in The Astrophysical journal (20-07-2018)“…HESS J1943+213 is a very high energy (VHE; >100 GeV) γ-ray source in the direction of the Galactic plane. Studies exploring the classification of the source…”
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Detection of Extended VHE Gamma Ray Emission from G106.3+2.7 with Veritas
Published in The Astrophysical journal (20-09-2009)“…We report the detection of very-high-energy (VHE) gamma-ray emission from supernova remnant (SNR) G106.3+2.7. Observations performed in 2008 with the VERITAS…”
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VERITAS OBSERVATIONS OF GAMMA-RAY BURSTS DETECTED BY SWIFT
Published in The Astrophysical journal (10-12-2011)“…We present the results of 16 Swift-triggered Gamma-ray burst (GRB) follow-up observations taken with the Very Energetic Radiation Imaging Telescope Array…”
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DISCOVERY OF HIGH-ENERGY AND VERY HIGH ENERGY γ-RAY EMISSION FROM THE BLAZAR RBS 0413
Published in The Astrophysical journal (10-05-2012)“…Here, we report on the discovery of high-energy (HE; E > 0.1 GeV) and very high energy (VHE; E > 100 GeV) γ-ray emission from the high-frequency-peaked BL Lac…”
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Isotopic dependence of the nuclear caloric curve
Published in Physical review letters (17-04-2009)“…The A/Z dependence of projectile fragmentation at relativistic energies has been studied with the ALADIN forward spectrometer at SIS. A stable beam of (124)Sn…”
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Veritas Observations of a Very High Energy γ-Ray Flare From the Blazar 3C 66A
Published in The Astrophysical journal (10-03-2009)Get full text
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