Publications (16)
AstroPix: A Pixelated HVCMOS Sensor for Space-Based Gamma-Ray Measurement
Amanda L. Steinhebel, Regina Caputo, Daniel P. Violette +33
A next-generation medium-energy gamma-ray telescope targeting the MeV range would address open questions in astrophysics regarding how extreme conditions accelerate cosmic-ray part…
Performance evaluation of the high-voltage CMOS active pixel sensor AstroPix for gamma-ray space telescopes
Yusuke Suda, Regina Caputo, Amanda L. Steinhebel +14
AstroPix is a novel monolithic high-voltage CMOS active pixel sensor proposed for next generation medium-energy gamma-ray observatories like the All-sky Medium Energy Gamma-ray Obs…
AstroPix: CMOS pixels in space
Amanda L. Steinhebel, Regina Caputo, Henrike Fleischhack +13
Space-based gamma-ray telescopes such as the Fermi Large Area Telescope have used single sided silicon strip detectors to measure the position of charged particles produced by inci…
AstroPix: Novel monolithic active pixel silicon sensors for future gamma-ray telescopes
Amanda L. Steinhebel, Henrike Fleischhack, Nicolas Striebig +10
Space-based gamma-ray telescopes such as the Fermi Large Area Telescope have used single sided silicon strip detectors to track secondary charged particles produced by primary gamm…
A-STEP: The AstroPix Sounding Rocket Technology Demonstration Payload
Daniel P. Violette, Amanda Steinhebel, Abhradeep Roy +21
A next-generation medium-energy (100 keV to 100 MeV) gamma-ray observatory will greatly enhance the identification and characterization of multimessenger sources in the coming deca…
The path toward 500 m depletion of AstroPix, a pixelated silicon HVCMOS sensor for space and EIC
Amanda L. Steinhebel, Jennifer Ott, Olivia Kroger +15
The precise reconstruction of Compton-scatter events is paramount for an imaging medium-energy gamma-ray telescope. The proposed AMEGO-X is enabled by a silicon tracker utilizing A…
The All-sky Medium Energy Gamma-ray Observatory eXplorer (AMEGO-X) Mission Concept
Regina Caputo, Marco Ajello, Carolyn Kierans +52
The All-sky Medium Energy Gamma-ray Observatory eXplorer (AMEGO-X) is designed to identify and characterize gamma rays from extreme explosions and accelerators. The main science th…
The very high energy view of gamma-ray bursts with the MAGIC telescopes
Alessio Berti, Željka Bošnjak, Alberto Castro-Tirado +22
Gamma-ray bursts (GRBs) are one of the main targets for the observations of the MAGIC telescopes. As a result of the effort in improving the sensitivity of the instrument and the a…
Emergence of second coherent regions for breathing chimera states
Yusuke Suda, Koji Okuda
Chimera states in one-dimensional nonlocally coupled phase oscillators are mostly assumed to be stationary, but breathing chimeras can occasionally appear, branching from the stati…
Chasing Gravitational Waves with the Cherenkov Telescope Array
Jarred Gershon Green, Alessandro Carosi, Lara Nava +563
The detection of gravitational waves from a binary neutron star merger by Advanced LIGO and Advanced Virgo (GW170817), along with the discovery of the electromagnetic counterparts…
Evaluation of gamma-ray response of the AstroPix4 HV-CMOS active pixel sensor
Yusuke Suda, Regina Caputo, Daniel Violette +11
AstroPix is a novel high-voltage CMOS active pixel sensor being developed for a next generation gamma-ray space telescope, AMEGO-X. To meet AMEGO-X instrument requirements, AstroPi…
Following up Transient Sources at Very High Energies with MAGIC
Alessio Berti, Wrijupan Bhattacharyya, Elisa Bernardini +21
Several classes of sources are known to emit different messengers. Among them, transient sources are a special case, due to their serendipitous occurrence, time variability and dur…
ComPair-2: A Next Generation Medium Energy Gamma-ray Telescope Prototype
Regina Caputo, Carolyn Kierans, Nicholas Cannady +30
Many questions posed in the Astro2020 Decadal survey in both the New Messengers and New Physics and the Cosmic Ecosystems science themes require a gamma-ray mission with capabiliti…
Searching for GRBs at VHE with MAGIC: the status before CTA
Alessio Berti, Lucio Angelo Antonelli, Zeljka Bošnjak +15
Gamma-Ray Bursts (GRBs) are one of the main targets for current and next generation Imaging Atmospheric Cherenkov Telescopes (IACTs). Given their transient behavior, especially in…
Breathing multichimera states in nonlocally coupled phase oscillators
Yusuke Suda, Koji Okuda
Chimera states for the one-dimensional array of nonlocally coupled phase oscillators in the continuum limit are assumed to be stationary states in most studies, but a few studies r…
Persistent chimera states in nonlocally coupled phase oscillators
Yusuke Suda, Koji Okuda
Chimera states in the systems of nonlocally coupled phase oscillators are considered stable in the continuous limit of spatially distributed oscillators. However, it is reported th…