9 papers
EXPO: a quantum leap in fast, wide-band X-ray polarimetry for astrophysics
Paolo Soffitta, Sebastien Guillot, Ian Hutchinson +137
The Enhanced X-ray Polarimetry Observatory (EXPO) is a mission concept proposed to ESA as an M8 candidate, with a prospective launch in 2041. Building on the scientific success of…
Detector Performance and Dark Matter Sensitivity of CYGNO with HFO-1234ze Gas Admixtures
F. D. Amaro, R. Antonietti, E. Baracchini +42
The CYGNO project develops optical time projection chambers for directional dark matter searches, using a He:CF4 (60:40) gas mixture at atmospheric pressure and a triple-GEM amplif…
Upgrade of the Trigger and Data Acquisition System for Continuous Imaging and Multi-Camera Operation in CYGNO
F. D. Amaro, R. Antonietti, E. Baracchini +41
The CYGNO experiment employs an optical readout to image particle interactions in a gaseous Time Projection Chamber (TPC), combining cameras and photomultiplier tubes (PMTs) to ach…
The CYGNO experiment: a gaseous TPC with optical readout for rare events searches
F. D. Amaro, R. Antonietti, E. Baracchini +39
The CYGNO collaboration is developing a novel strategy for directional Dark Matter searches based on a gaseous Time Projection Chamber (TPC). The detector is optimized for the expl…
First Optical Observation of Negative Ion Drift at Surface Pressure
F. D. Amaro, R. Antonietti, E. Baracchini +41
We report the first observation of Negative Ion Drift (NID) at surface pressure of mbar at Laboratori Nazionali del Gran Sasso in a He:CF:SF mixture using an op…
Simulation of the CYGNO Gaseous TPC Optical Readout
F. D. Amaro, R. Antonietti, E. Baracchini +41
Gaseous Time Projection Chambers with Optical Readout are sensitive detectors suitable for 3D measurement of low-energy O(1 keV) particles and are proposed for detecting rare event…
Fast reconstruction-based ROI triggering via anomaly detection in the CYGNO optical TPC
F. D. Amaro, R. Antonietti, E. Baracchini +41
Optical-readout Time Projection Chambers (TPCs) produce megapixel-scale images whose fine-grained topological information is essential for rare-event searches, but whose size chall…
A Large-Area Optical Time Projection Chamber for Hard X-ray Polarimetry with Directional Imaging of Low-Energy Electron Recoils
Davide Fiorina, Elisabetta Baracchini, Giorgio Dho +8
We report on the development of a large-volume, wide field-of-view time projection chamber (TPC) for X-ray polarimetry, featuring a triple-GEM amplification stage and optical reado…
Modeling the light response of an optically readout GEM based TPC for the CYGNO experiment
Fernando Dominques Amaro, Rita Antonietti, Elisabetta Baracchini +56
The use of gaseous Time Projection Chambers enables the detection and the detailed study of rare events due to particles interactions with the atoms of the gas with energy releases…