Category Archives: Project

Aragón Government acknowledges T-REX project

Together with the other six ERC project PIs of the U. of Zaragoza, T-REX PI Igor G. Irastorza was received by the President of the Aragón Government. The act has been covered by the regional and national media: The news … Continue reading

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T-REX Summary papers in JCAP

Main results of the project gathered in two paper, just published in JCAP: Gaseous time projection chambers for rare event detection: Results from the T-REX project. I. Double beta decay I.G. Irastorza, F. Aznar, J. Castel, S. Cebrián, T. Dafni, J. … Continue reading

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T-REX seminar in Bern University

A good opportunity to wrap-up the results of many years of work in T-REX. The slides of the seminar can be found here: TREX_Irastorza_Bern  

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The new “IAXO pathfinder system” at CAST

This year has been an important one for our group. The new long-awaited “IAXO pathfinder” system has been finally (and successfully) installed in CAST. It consist of a newly built x-ray optics coupled to a low-background Micromegas detectors. The optics … Continue reading

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IAXO in the media

The International Axion Observatory (IAXO), project that will use TREX developments, is getting quite some echo in the local media, due to the recent positive recommendations of CERN scientific committee: IAXO in CPAN IAXO in the SINC news agency IAXO … Continue reading

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Best talk at TIPP2014

T-REX member Paco Iguaz (in the photo) got one of the NIM Elsevier sponsored awards to the best presentation by young researchers in the last TIPP2014 conference celebrated in Amsterdam in 2-6 June 2014, with a presentation on the status of CAST and … Continue reading

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NEXT-MM taking data at 10 bar!

Last November, a very important milestone has been achieved in T-REX. The largest Micromegas prototype of the T-REX laboratory so far, the NEXT-MM detector, is operating at 10 bar of a mixture of Xenon and TMA (trimethylamine). This is the … Continue reading

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CAST Micromegas detectors: progress in 2013

During 2013, there were many upgrades in the Micromegas detectors of CAST, concerning muon veto system for the Sunset detectors, new readout electronics & DAQ, and a new detector design carefully conceived for low background. The performance of the Sunset … Continue reading

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Letter of Intent of IAXO to CERN

The International Axion Observatory (IAXO) is a proposed fourth generation axion helioscope. It aims at a sensitivity much improved with respect to CAST. The conceptual design of the experiment has been finished and a Letter of Intent recently submitted for … Continue reading

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Upgraded detectors for CAST in 2012

2012: The update of the shielding of Sunset detectors We have just finished the planned upgrade of the Sunset Micromegas detectors. Its main goal has been to reduce the background contribution of the 6 keV peak, originated in the vacuum pipes … Continue reading

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