Primo Attinà

RAMS analysis of small-sized telescopes (SST) for CTAO

F. De Frondat Laadim, Christian Scaramozza, Simone Piras, Julien Cailleux et autres

The Cherenkov Telescope Array Observatory (CTAO) will be the world’s largest and most sensitive ground-based gamma-ray telescope array, with sites in La Palma, Spain, and the Atacama Desert, Chile. Its goal is to study high-energy cosmic phenomena such as black holes, pulsars, …

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RODiO: a cluster of 16U CubeSats for in-orbit technological demonstration of distributed radar imaging and hybrid propulsion

Maria Daniela Graziano, Alfredo Renga, Antonio Gigantino, Alberto Fedele et autres

RODiO is an innovative mission concept which has successfully concluded phase A study in the framework of the ALCOR program, funded and coordinated by the Italian Space Agency. The main objectives of the mission are i) in-orbit technological demonstration of Distributed Synthetic …

it (code pays fourni par la source)

Status of the small-sized telescopes programme for the Cherenkov Telescope Array Observatory

A. Trois, Jean-Laurent Douneaux, Salvatore Scuderi, R. White et autres

International audience

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High-Density Pixel Imaging Sensor Readout Electronics for Space Applications: A Design Overview

M. Minuti, C. Sgró, L. Baldini, R. Bellazzini et autres

With the specialization of VLSI ASICs for front-end signal processing electronics, the customization of the control back-end electronics (BEE) has become critical to fully deploy the ASIC performance. In the context of space operations, with typical constraints on power and reliability, the …

it (code pays fourni par la source)

Status of the SST Camera for the Cherenkov Telescope Array

Davide Depaoli, T. T. H. Arnesen, J. Aschersleben, Primo Attinà et autres

The Cherenkov Telescope Array will be the next generation ground-based gamma ray observatory in the energy range from few tens of GeV to hundreds of TeV. It will be built on two sites, one for each hemisphere, to cover the entire sky. …

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Solar ultraviolet light collector for germicidal irradiation on the moon

Matteo Lombini, Wolfgang Schreiber, Roberto Albertini, Elisa Maria Alessi et autres

Prolonged human-crewed missions on the Moon are foreseen as a gateway for Mars and asteroid colonisation in the next decades. Health risks related to long-time permanence in space have been partially investigated. Hazards due to airborne biological contaminants represent a relevant problem …

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Solar Ultraviolet Light Collector for Germicidal Irradiation on the Moon

Matteo Lombini, Wolfgang Schreiber, Roberto Albertini, Elisa Maria Alessi et autres

Abstract Prolonged human-crewed missions on the Moon are foreseen as a gateway for Mars and asteroid colonisation in the next decades. Health risks related to long-time permanence in space have been partially investigated. Hazards due to airborne biological contaminants are possible. A …

it (code pays fourni par la source)

The small-sized telescope of CTAO

G. Tagliaferri, L. A. Antonelli, T. T. H. Arnesen, J. Aschersleben et autres

The Cherenkov Telescope Array Observatory (CTAO) consists of three types of telescopes: large-sized (LST), mediumsized (MST), and small-sized (SST), distributed in two observing sites (North and South). For the CTA South “Alpha Configuration” the construction and installation of 37 (+5) SST telescopes …

it, nl, jp, de, gb (code pays fourni par la source)

Calibration of the IXPE Focal Plane X-Ray Polarimeters to Polarized Radiation

Alessandro Di Marco, Sergio Fabiani, Fabio La Monaca, Fabio Muleri et autres

Abstract The Imaging X-ray Polarimetry Explorer (IXPE) is a NASA Small Explorer mission—in partnership with the Italian Space Agency—dedicated to X-ray polarimetry in the 2–8 keV energy band. The IXPE telescope comprises three grazing incidence mirror modules coupled to three detector units …

it, us (code pays fourni par la source)

Mechanical optimisation of the M1 Dish of the Small-Sized Telescope of the future Cherenkov Telescope Array

Jean-Laurent R. Dournaux, Frédéric Bouley, Emma Rébert, Jean-Michel Huet et autres

The Small Sized Telescope (SST) is one of the three types of telescopes that will constitute the Cherenkov Telescope Array (CTA). For the CTA Southern site, 37 SST will be realized for the first alpha CTA configuration. Their design is based on …

fr, it (code pays fourni par la source)

Imaging X-ray Polarimetry Explorer: prelaunch

Martin C. Weisskopf, P. Soffitta, L. Baldini, Brian D. Ramsey et autres

Launched on 2021 December 9, the Imaging X-ray Polarimetry Explorer (IXPE) is a NASA Small Explorer Mission in collaboration with the Italian Space Agency (ASI). The mission will open a new window of investigation—imaging x-ray polarimetry. The observatory features three identical telescopes, …

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The Imaging X-Ray Polarimetry Explorer (IXPE): Pre-Launch

Martin C. Weisskopf, P. Soffitta, L. Baldini, Brian D. Ramsey et autres

Scheduled to launch in late 2021, the Imaging X-ray Polarimetry Explorer (IXPE) is a NASA Small Explorer Mission in collaboration with the Italian Space Agency (ASI). The mission will open a new window of investigation - imaging X-ray polarimetry. The observatory features …