Gaseous and dual-phase time projection chambers for imaging rare processes

D González-Díaz, F Monrabal, S Murphy - Nuclear Instruments and …, 2018 - Elsevier
Modern approaches to the detection and imaging of rare particle interactions through
gaseous and dual-phase time projection chambers are discussed. We introduce and …

Present status and future perspectives of the NEXT experiment

JJ Gómez Cadenas, V Álvarez… - Advances in High …, 2014 - Wiley Online Library
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 136Xe isotope. It …

Sensitivity of NEXT-100 to neutrinoless double beta decay

J Martín-Albo, J Muñoz Vidal, P Ferrario… - Journal of High Energy …, 2016 - Springer
A bstract NEXT-100 is an electroluminescent high-pressure xenon gas time projection
chamber that will search for the neutrinoless double beta (0νββ) decay of 136 Xe. The …

First proof of topological signature in the high pressure xenon gas TPC with electroluminescence amplification for the NEXT experiment

P Ferrario, A Laing, N López-March… - Journal of High Energy …, 2016 - Springer
A bstract The NEXT experiment aims to observe the neutrinoless double beta decay of 136
Xe in a high-pressure xenon gas TPC using electroluminescence (EL) to amplify the signal …

The next white (new) detector

F Monrabal, JJ Gómez-Cadenas… - Journal of …, 2018 - iopscience.iop.org
Conceived to host 5 kg of xenon at a pressure of 15 bar in the fiducial volume, the NEXT-
White apparatus is currently the largest high pressure xenon gas TPC using …

Measuring directionality in double-beta decay and neutrino interactions with kiloton-scale scintillation detectors

C Aberle, A Elagin, HJ Frisch, M Wetstein… - Journal of …, 2014 - iopscience.iop.org
Large liquid-scintillator-based detectors have proven to be exceptionally effective for low
energy neutrino measurements due to their good energy resolution and scalability to large …

Background rejection in NEXT using deep neural networks

J Renner, A Farbin, JM Vidal… - Journal of …, 2017 - iopscience.iop.org
We investigate the potential of using deep learning techniques to reject background events
in searches for neutrinoless double beta decay with high pressure xenon time projection …

Electroluminescence TPCs at the thermal diffusion limit

CAO Henriques, CMB Monteiro… - Journal of High Energy …, 2019 - Springer
A bstract The NEXT experiment aims at searching for the hypothetical neutrinoless double-
beta decay from the 136 Xe isotope using a high-purity xenon TPC. Efficient discrimination …

Secondary scintillation yield of xenon with sub-percent levels of CO2 additive for rare-event detection

CAO Henriques, EDC Freitas, CDR Azevedo… - Physics Letters B, 2017 - Elsevier
Xe–CO 2 mixtures are important alternatives to pure xenon in Time Projection Chambers
(TPC) based on secondary scintillation (electroluminescence) signal amplification with …

Calibration of the NEXT-White detector using 83mKr decays

G Martínez-Lema, JAH Morata, B Palmeiro… - Journal of …, 2018 - iopscience.iop.org
Abstract The NEXT-White (NEW) detector is currently the largest radio-pure high-pressure
xenon gas time projection chamber with electroluminescent readout in the world. It has been …