P. Conconi
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View article: Study of lobster and Kirkpatrick-Baez designs for a small mission dedicated to gravitational wave transient localization
Study of lobster and Kirkpatrick-Baez designs for a small mission dedicated to gravitational wave transient localization Open
The localization of X-ray counterparts to gravitational wave events requires a telescope with accurate localization capability in a field of view comparable to the region constrained by the gravitational wave detectors. In the context of a…
View article: Conceptual opto-mechanical design of SHARP: a near-infrared multi-mode spectrograph conceived for the next-generation telescopes
Conceptual opto-mechanical design of SHARP: a near-infrared multi-mode spectrograph conceived for the next-generation telescopes Open
The next generation of Extremely Large Telescopes (ELTs), with their wide apertures and advanced Multi-Conjugate Adaptive Optics (MCAO) systems, will provide unprecedented sharp and deep observations, even surpassing the capabilities of Ja…
View article: SHARP -- A near-IR multi-mode spectrograph conceived for MORFEO@ELT
SHARP -- A near-IR multi-mode spectrograph conceived for MORFEO@ELT Open
The Extremely Large Telescopes (ELTs), thanks to their large apertures and cutting-edge Multi-Conjugate Adaptive Optics (MCAO) systems, promise to deliver sharper and deeper data even than the JWST. SHARP is a concept study for a near-IR (…
View article: SHARP: a near-IR multi-mode spectrograph conceived for MORFEO@ELT
SHARP: a near-IR multi-mode spectrograph conceived for MORFEO@ELT Open
The Extremely Large Telescopes (ELTs), thanks to their large apertures and cutting-edge Multi-Conjugate Adaptive Optics (MCAO) systems, promise to deliver sharper and deeper data even than the JWST. SHARP is a concept study for a near-IR (…
View article: BEaTriX, the new facility to measure the modular X-ray optics of the ATHENA telescope with an expanded and parallel X-ray beam
BEaTriX, the new facility to measure the modular X-ray optics of the ATHENA telescope with an expanded and parallel X-ray beam Open
BEaTriX (Beam Expander Testing X-ray facility) is the new facility available at the INAF-Osservatorio Astronomico Brera (Merate, Italy) for the calibration of X-ray optics. Specifically designed to measure the point spread function (PSF) a…
View article: X-ray tests of the ATHENA mirror modules in BEaTriX: from design to reality
X-ray tests of the ATHENA mirror modules in BEaTriX: from design to reality Open
The BEaTriX (Beam Expander Testing X-ray) facility is now operative at the INAF-Osservatorio Astronomico Brera (Merate, Italy). This facility has been specifically designed and built for the X-ray acceptance tests (PSF and Effective Area) …
View article: The expanded, parallel, and monochromatic x-ray beam of BEaTriX: alignment and characterization
The expanded, parallel, and monochromatic x-ray beam of BEaTriX: alignment and characterization Open
BEaTriX (Beam Expander Testing X-ray) is the compact (18m x 9m) X-ray facility being implemented at INAF for the acceptance tests of the ATHENA Silicon Pore Optics Mirror Modules (MM) working at the two energies of 1.49 and 4.51 keV. It ad…
View article: First light of BEaTriX, the new testing facility for the modular X-ray optics of the ATHENA mission
First light of BEaTriX, the new testing facility for the modular X-ray optics of the ATHENA mission Open
Aims. The Beam Expander Testing X-ray facility (BEaTriX) is a unique X-ray apparatus now operated at the Istituto Nazionale di Astrofisica (INAF), Osservatorio Astronomico di Brera (OAB), in Merate, Italy. It has been specifically designed…
View article: MUCH: An Imaging Cerenkov Telescope for Volcano Muography
MUCH: An Imaging Cerenkov Telescope for Volcano Muography Open
In the last decades, several attempts have been made to investigate internal structures of large bodies, such as volcanoes, with transmission muography.High spatial resolution and reduction of the strong background noise, due to protons, e…
View article: Performance simulations for the ground-based, expanded-beam x-ray source BEaTriX
Performance simulations for the ground-based, expanded-beam x-ray source BEaTriX Open
The BEaTriX (Beam Expander Testing X-ray) facility, being completed at INAF-Brera Astronomical Observatory, will represent an important step in the acceptance roadmap of Silicon Pore Optics mirror modules, and so ensure the final angular r…
View article: ESPRESSO at VLT. On-sky performance and first results
ESPRESSO at VLT. On-sky performance and first results Open
Context. ESPRESSO is the new high-resolution spectrograph of ESO’s Very Large Telescope (VLT). It was designed for ultra-high radial-velocity (RV) precision and extreme spectral fidelity with the aim of performing exoplanet research and fu…
View article: ESPRESSO at VLT
ESPRESSO at VLT Open
Context. ESPRESSO is the new high-resolution spectrograph of ESO’s Very Large Telescope (VLT). It was designed for ultra-high radial-velocity (RV) precision and extreme spectral fidelity with the aim of performing exoplanet research and fu…
View article: Characterization of the K2-38 planetary system. Unraveling one of the densest planets known to date
Characterization of the K2-38 planetary system. Unraveling one of the densest planets known to date Open
We characterized the transiting planetary system orbiting the G2V star K2-38 using the new-generation echelle spectrograph ESPRESSO. We carried out a photometric analysis of the available K2 photometric light curve of this star to measure …
View article: Characterization of the K2-38 planetary system
Characterization of the K2-38 planetary system Open
Context. An accurate characterization of the known exoplanet population is key to understanding the origin and evolution of planetary systems. Determining true planetary masses through the radial velocity (RV) method is expected to experie…
View article: Revisiting Proxima with ESPRESSO
Revisiting Proxima with ESPRESSO Open
The discovery of Proxima b marked one of the most important milestones in exoplanetary science in recent years. Yet the limited precision of the available radial velocity data and the difficulty in modelling the stellar activity calls for …
View article: Hot slumped glass segments with reinforcing ribs technology for the manufacturing of the IXO telescope modules
Hot slumped glass segments with reinforcing ribs technology for the manufacturing of the IXO telescope modules Open
The mirrors of the International X-ray Observatory (IXO) consist of a large number of high quality segments delivering a spatial resolution better than 5 arcsec. A study concerning the slumping of thin glass foils for the IXO mirrors is un…
View article: Simulating the optical performances of the ATHENA x-ray telescope optics
Simulating the optical performances of the ATHENA x-ray telescope optics Open
The ATHENA (Advanced Telescope for High Energy Astrophysics) X-ray observatory is an ESA-selected L2 class mission. In the proposed configuration, the optical assembly has a diameter of 2.2 m with an effective area of 1.4 m2 at 1 keV, 0.25…
View article: Design and development by direct polishing of the WFXT thin polynomial mirror shells
Design and development by direct polishing of the WFXT thin polynomial mirror shells Open
The Wide Field X-ray Telescope (WFXT) is a medium class mission proposed to address key questions about cosmic origins and physics of the cosmos through an unprecedented survey of the sky in the soft X-ray band (0.2-6 keV) [1], [2]. In ord…
View article: First optical validation of a Schwarzschild Couder telescope: the ASTRI SST-2M Cherenkov telescope
First optical validation of a Schwarzschild Couder telescope: the ASTRI SST-2M Cherenkov telescope Open
The Cherenkov Telescope Array (CTA) represents the most advanced facility\ndesigned for Cherenkov Astronomy. ASTRI SST-2M has been developed as a\ndemonstrator for the Small Size Telescope in the context of the upcoming CTA.\nIts main inno…
View article: Design and manufacturing of a compact two-mirror system for multispectral imaging applications
Design and manufacturing of a compact two-mirror system for multispectral imaging applications Open
Spectral imaging systems drive the development of remote sensing applications. The possibility to combine integrated multispectral sensors to compact, broadband and wide field optical systems is highly advantageous in terms of reliability,…
View article: Optical simulations for design, alignment, and performance prediction of silicon pore optics for the ATHENA x-ray telescope
Optical simulations for design, alignment, and performance prediction of silicon pore optics for the ATHENA x-ray telescope Open
The ATHENA X-ray observatory is a large-class ESA approved mission, with launch scheduled in 2028. The technology of silicon pore optics (SPO) was selected as baseline to assemble ATHENA’s optic with hundreds of mirror modules, obtained …
View article: Qualification and Testing of a Large Hot Slumped Secondary Mirror for Schwarzschild–Couder Imaging Air Cherenkov Telescopes
Qualification and Testing of a Large Hot Slumped Secondary Mirror for Schwarzschild–Couder Imaging Air Cherenkov Telescopes Open
Dual-mirror Schwarzschild-Couder (SC) telescopes are based on highly aspherical optics, and they represent a novel design in the world of very high energy astrophysics. This work addresses the realization and the qualification of the secon…