975 citations · 3.5k across the 75 of their papers we have counts for
13 papers · 1 filter
X-ray detection with Micromegas with background levels below 10 keVcms
S. Aune, F. Aznar, D. Calvet +26
Micromegas detectors are an optimum technological choice for the detection of low energy x-rays. The low background techniques applied to these detectors yielded remarkable backgro…
Description and commissioning of NEXT-MM prototype: first results from operation in a Xenon-Trimethylamine gas mixture
NEXT Collaboration, V. Álvarez, F. Aznar +82
A technical description of NEXT-MM and its commissioning and first performance is reported. Having an active volume of ~35 cm drift 28 cm diameter, it constitutes the larg…
Characterization of a medium size Xe/TMA TPC instrumented with microbulk Micromegas, using low-energy -rays
The NEXT collaboration, V. Alvarez, F. I. G. M. Borges +87
NEXT-MM is a general-purpose high pressure (10 bar, l active volume) Xenon-based TPC, read out in charge mode with an 8 cm 8 cm-segmented 700 cm plane (1152 ch…
Low background x-ray detection with Micromegas for axion research
S. Aune, J. F. Castel, T. Dafni +23
Axion helioscopes aim at the detection of solar axions through their conversion into x-rays in laboratory magnetic fields. The use of low background x-ray detectors is an essential…
Present status and future perspectives of the NEXT experiment
The NEXT Collaboration, J. J. Gómez-Cadenas, V. Álvarez +74
NEXT is an experiment dedicated to neutrinoless double beta decay searches in xenon. The detector is a TPC, holding 100 kg of high-pressure xenon enriched in the Xe isotope…
CAST solar axion search with 3^He buffer gas: Closing the hot dark matter gap
M. Arik, S. Aune, K. Barth +72
The CERN Axion Solar Telescope (CAST) has finished its search for solar axions with 3^He buffer gas, covering the search range 0.64 eV < m_a <1.17 eV. This closes the gap to the co…
Pattern recognition techniques to reduce backgrounds in the search for the 136Xe double beta decay with gaseous TPCs
F. J. Iguaz, S. Cebrian, T. Dafni +6
The observation of the neutrinoless double beta decay may provide essential information on the nature of neutrinos. Among the current experimental approaches, a high pressure gaseo…
Operation and first results of the NEXT-DEMO prototype using a silicon photomultiplier tracking array
The NEXT Collaboration, V. Álvarez, F. I. G. Borges +75
NEXT-DEMO is a high-pressure xenon gas TPC which acts as a technological test-bed and demonstrator for the NEXT-100 neutrinoless double beta decay experiment. In its current config…
Pattern recognition of Xe double beta decay events and background discrimination in a high pressure Xenon TPC
S Cebrian, T Dafni, H Gomez +6
High pressure gas detectors offer advantages for the detection of rare events, where background reduction is crucial. For the neutrinoless double beta decay of 136Xe a high pressur…
In situ measurement of the electron drift velocity for upcoming directional Dark Matter detectors
J. Billard, F. Mayet, G. Bosson +9
Three-dimensional track reconstruction is a key issue for directional Dark Matter detection and it requires a precise knowledge of the electron drift velocity. Magboltz simulations…
Characterization and simulation of resistive-MPGDs with resistive strip and layer topologies
J. Galan, D. Attie, A. Chaus +8
The use of resistive technologies to MPGD detectors is taking advantage for many new applications, including high rate and energetic particle flux scenarios. The recent use of thes…
Micromegas-TPC operation at high pressure in Xenon-trimethylamine mixtures
D. C. Herrera, S. Cebrián, T. Dafni +10
We present in this work measurements performed with a small Micromegas-TPC using a xenon-trimethylamine (Xe-TMA) Penning-mixture as filling gas. Measurements of gas gain and energy…
IAXO - The International Axion Observatory
J. K. Vogel, F. T. Avignone, G. Cantatore +61
The International Axion Observatory (IAXO) is a next generation axion helioscope aiming at a sensitivity to the axion-photon coupling of a few 10^{-12} GeV^{-1}, i.e. 1-1.5 orders…