A beam test of prototype time projection chamber using micro-pattern gas detectors at KEK

Pramana ◽  
2007 ◽  
Vol 69 (6) ◽  
pp. 981-987
Author(s):  
Makoto Kobayashi
2020 ◽  
Vol 15 (12) ◽  
pp. P12004-P12004
Author(s):  
B. Abi ◽  
A. Abed Abud ◽  
R. Acciarri ◽  
M.A. Acero ◽  
G. Adamov ◽  
...  

2018 ◽  
Vol 174 ◽  
pp. 01015
Author(s):  
Takao Kitaguchi ◽  
Asami Hayato ◽  
Wataru Iwakiri ◽  
Yoko Takeuchi ◽  
Megu Kubota ◽  
...  

We have developed a gaseous Time Projection Chamber (TPC) containing a single-layered foil of a gas electron multiplier (GEM) to open up a new window on cosmic X-ray polarimetry in the 2–10 keV band. The micro-pattern TPC polarimeter in combination with the Scalable Readout System produced by the RD51 collaboration has been built as an engineering model to optimize detector parameters and improve polarimeter sensitivity. The polarimeter was characterized with unpolarized X-rays from an X-ray generator in a laboratory and polarized X-rays on the BL32B2 beamline at the SPring-8 synchrotron radiation facility. Preliminary results show that the polarimeter has a comparable modulation factor to a prototype of the flight one.


Particles ◽  
2021 ◽  
Vol 4 (3) ◽  
pp. 343-353
Author(s):  
Fernando Domingues Amaro ◽  
Elisabetta Baracchini ◽  
Luigi Benussi ◽  
Stefano Bianco ◽  
Cesidio Capoccia ◽  
...  

The CYGNO project aims at developing a high resolution Time Projection Chamber with optical readout for directional dark matter searches and solar neutrino spectroscopy. Peculiar CYGNO’s features are the 3D tracking capability provided by the combination of photomultipliers and scientific CMOS camera signals, combined with a helium-fluorine-based gas mixture at atmospheric pressure amplified by gas electron multipliers structures. In this paper, the performances achieved with CYGNO prototypes and the prospects for the upcoming underground installation at Laboratori Nazionali del Gran Sasso of a 50-L detector in fall 2021 will be discussed, together with the plans for a 1-m3 experiment. The synergy with the ERC consolidator, grant project INITIUM, aimed at realising negative ion drift operation within the CYGNO 3D optical approach, will be further illustrated.


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