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19922026
Showing 2021 · astro-ph.IMShow all

47 papers · 2 filters

astro-ph.IM2021★ 2 cited

EUSO@TurLab project in view of Mini-EUSO and EUSO-SPB2 missions

H. Miyamoto, M. E. Bertaina, D. Barghini +37

The TurLab facility is a laboratory, equipped with a 5 m diameter and 1 m depth rotating tank, located in the fourth basement level of the Physics Department of the University of T…

astro-ph.IM2021★ 1 cited

Simulations studies for the Mini-EUSO detector

H. Miyamoto, F. Fenu, D. Barghini +31

Mini-EUSO is a mission of the JEM-EUSO program flying onboard the International Space Station since August 2019. Since the first data acquisition in October 2019, more than 35 sess…

astro-ph.IM2021★ 9 cited

The Fluorescence Telescope on board EUSO-SPB2 for the detection of Ultra High Energy Cosmic Rays

G. Osteria, J. Adams, M. Battisti +37

The Fluorescence Telescope is one of the two telescopes on board the Extreme Universe Space Observatory on a Super Pressure Balloon II (EUSO-SPB2). EUSO-SPB2 is an ultra-long-durat…

astro-ph.IM2021

The InSight HP Penetrator (Mole) on Mars: Soil Properties Derived From the Penetration Attempts and Related Activities

T. Spohn, T. L. Hudson, E. Marteau +31

The NASA InSight Lander on Mars includes the Heat Flow and Physical Properties Package HP to measure the surface heat flow of the planet. The package uses temperature sensors t…

astro-ph.IM2021★ 1 cited

In-flight gain monitoring of SPIDER's transition-edge sensor arrays

J. P. Filippini, A. E. Gambrel, A. S. Rahlin +67

Experiments deploying large arrays of transition-edge sensors (TESs) often require a robust method to monitor gain variations with minimal loss of observing time. We propose a sens…

astro-ph.IM2021★ 4 cited

Probing the role of magnetic fields in star-forming filaments: NIKA2-Pol commissioning results toward OMC-1

H. Ajeddig, R. Adam, P. Ade +43

Dust polarization observations are a powerful, practical tool to probe the geometry (and to some extent, the strength) of magnetic fields in star-forming regions. In particular, Pl…

astro-ph.IM2021★ 15 cited

A comparative analysis of pulse time-of-arrival creation methods

J. Wang, G. M. Shaifullah, J. P. W. Verbiest +15

Extracting precise pulse times of arrival (TOAs) and their uncertainties is the first and most fundamental step in high-precision pulsar timing. In the classical method, TOAs are d…

astro-ph.IM2021★ 34 cited

Faint objects in motion: the new frontier of high precision astrometry

Fabien Malbet, Céline Boehm, Alberto Krone-Martins +83

Sky survey telescopes and powerful targeted telescopes play complementary roles in astronomy. In order to investigate the nature and characteristics of the motions of very faint ob…

astro-ph.IM2021★ 9 cited

Large Inverse Transient Phase Response of Titanium-nitride-based Microwave Kinetic Inductance Detectors

Jie Hu, Faouzi Boussaha, Jean-Marc Martin +5

Following optical pulses () on titanium nitride (TiN) Microwave Kinetic Inductance Detectors (MKIDs) cooled down at temperatures ($T_c \simeq 4.6~…

astro-ph.IM2021★ 21 cited

Ultraviolet Spectropolarimetry: on the origin of rapidly rotating B stars

C. E. Jones, J. Labadie-Bartz, D. V. Cotton +12

UV spectroscopy and spectropolarimetry hold the key to understanding certain aspects of massive stars that are largely inaccessible with optical or longer wavelength observations.…

astro-ph.IM2021★ 18 cited

Nanobeacon: A time calibration device for the KM3NeT neutrino telescope

S. Aiello, A. Albert, M. Alshamsi +238

The KM3NeT Collaboration is currently constructing a multi-site high-energy neutrino telescope in the Mediterranean Sea consisting of matrices of pressure-resistant glass spheres,…

astro-ph.IM2021★ 17 cited

On-sky validation of image-based adaptive optics wavefront sensor referencing

Nour Skaf, Olivier Guyon, Eric Gendron +14

Differentiating between an exoplanet signal and residual speckle noise is a key challenge in high-contrast imaging. Speckles are due to a combination of fast, slow and static wavef…

astro-ph.IM2021

A single photo-electron calibration system for theNectarCAM camera of the Cherenkov Telescope ArrayMedium-Sized Telescopes

Pooja Sharma, Barbara Biasuzzi, Jonathan Biteau +8

This contribution aims to introduce the single photo-electron system designed to calibrate the camera of the Medium-Sized Telescopes of the Cherenkov Telescope Array (CTA). This sy…

astro-ph.IM2021★ 13 cited

Prototype Open Event Reconstruction Pipeline for the Cherenkov Telescope Array

Maximilian Nöthe, Karl Kosack, Lukas Nickel +1

The Cherenkov Telescope Array (CTA) is the next-generation gamma-ray observatory currently under construction. It will improve over the current generation of imaging atmospheric Ch…

astro-ph.IM2021★ 8 cited

Deep Transfer Learning for Blended Source Identification in Galaxy Survey Data

S. Farrens, A. Lacan, A. Guinot +1

We present BlendHunter, a proof-of-concept for a deep transfer learning based approach for the automated and robust identification of blended sources in galaxy survey data. We take…

astro-ph.IM2021★ 10 cited

Measurement of performance of the NectarCAM photodetectors

A. Tsiahina, P. Jean, J. -F. Olive +26

NectarCAM is a camera for the medium-sized telescopes of the Cherenkov Telescope Array (CTA), which covers the energy range of 100 GeV to 30 TeV. The camera is equipped with 265 fo…

astro-ph.IM2021★ 17 cited

The Polstar High Resolution Spectropolarimetry MIDEX Mission

Paul A. Scowen, Ken Gayley, Coralie Neiner +7

The Polstar mission will provide for a space-borne 60cm telescope operating at UV wavelengths with spectropolarimetric capability capturing all four Stokes parameters (intensity, t…

astro-ph.IM2021★ 43 cited

Euclid preparation: XVI. Exploring the ultra low-surface brightness Universe with Euclid/VIS

A. S. Borlaff, P. Gómez-Alvarez, B. Altieri +180

While Euclid is an ESA mission specifically designed to investigate the nature of Dark Energy and Dark Matter, the planned unprecedented combination of survey area ( d…

astro-ph.IM2021★ 88 cited

Sub-arcsecond imaging with the International LOFAR Telescope I. Foundational calibration strategy and pipeline

L. K. Morabito, N. J. Jackson, S. Mooney +71

[abridged] The International LOFAR Telescope is an interferometer with stations spread across Europe. With baselines of up to ~2,000 km, LOFAR has the unique capability of achievin…

astro-ph.IM2021★ 18 cited

Multicomponent, multiwavelength benchmarks for source- and filament-extraction methods

A. Men'shchikov

Modern multiwavelength observations of star-forming regions that reveal highly structured molecular clouds require adequate extraction methods that provide both detection of the st…

astro-ph.IM2021★ 24 cited

The LSST-DESC 3x2pt Tomography Optimization Challenge

Joe Zuntz, François Lanusse, Alex I. Malz +25

This paper presents the results of the Rubin Observatory Dark Energy Science Collaboration (DESC) 3x2pt tomography challenge, which served as a first step toward optimizing the tom…

astro-ph.IM2021

A reconstruction procedure for near horizon extensive air showers based on radio signals

Valentin Decoene, Olivier Martineau-Huynh, Matìas Tueros +1

Very inclined extensive air showers (EAS), with both down-going and up-going trajectories, are particularly targeted by the next generation of extended radio arrays, such as GRAND.…

astro-ph.IM2021★ 1 cited

The Effect of Mission Duration on LISA Science Objectives

Pau Amaro Seoane, Manuel Arca Sedda, Stanislav Babak +38

The science objectives of the LISA mission have been defined under the implicit assumption of a 4 yr continuous data stream. Based on the performance of LISA Pathfinder, it is now…

astro-ph.IM2021★ 32 cited

The BINGO Project II: Instrument Description

Carlos A. Wuensche, Thyrso Villela, Elcio Abdalla +41

The measurement of diffuse 21-cm radiation from the hyperfine transition of neutral hydrogen (HI signal) in different redshifts is an important tool for modern cosmology. However,…