40 citations · 320 across the 21 of their papers we have counts for
23 papers
Demonstrating topological identification capabilities of the NEXT experiment at low pressure
J. Waiton, H. Almazán, B. Palmeiro +109
The NEXT-100 detector is a high-pressure xenon time projection chamber utilising electroluminescence amplification for sub-1% FWHM energy resolution and topological discrimination,…
Ba ion trapping by organic submonolayer: towards an ultra-low background neutrinoless double beta decay detector
P. Herrero-Gómez, J. P. Calupitan, M. Ilyn +112
If neutrinos are their own antiparticles, the otherwise-forbidden nuclear reaction known as neutrinoless double beta decay () can occur, with a characteristic lifetime which…
The Dynamics of Ions on Phased Radio-frequency Carpets in High Pressure Gases and Application for Barium Tagging in Xenon Gas Time Projection Chambers
NEXT Collaboration, B. J. P. Jones, A. Raymond +107
Radio-frequency (RF) carpets with ultra-fine pitches are examined for ion transport in gases at atmospheric pressures and above. We develop new analytic and computational methods f…
PETALO: a Time-of-Flight PET with liquid xenon
Carmen Romo-Luque
Liquid xenon offers several features, which make it suitable for applications in nuclear medicine, such as high scintillation yield and fast scintillation decay time. Moreover, bei…
Boosting background suppression in the NEXT experiment through Richardson-Lucy deconvolution
A. Simón, Y. Ifergan, A. B. Redwine +100
Next-generation neutrinoless double beta decay experiments aim for half-life sensitivities of ~ yr, requiring suppressing backgrounds to <1 count/tonne/yr. For this, any e…
Demonstration of background rejection using deep convolutional neural networks in the NEXT experiment
NEXT Collaboration, M. Kekic, C. Adams +88
Convolutional neural networks (CNNs) are widely used state-of-the-art computer vision tools that are becoming increasingly popular in high energy physics. In this paper, we attempt…
Dependence of polytetrafluoroethylene reflectance on thickness at visible and ultraviolet wavelengths in air
S. Ghosh, J. Haefner, J. Martín-Albo +88
Polytetrafluoroethylene (PTFE) is an excellent diffuse reflector widely used in light collection systems for particle physics experiments. However, the reflectance of PTFE is a fun…
Sensitivity of the NEXT experiment to Xe-124 double electron capture
G. Martínez-Lema, M. Martínez-Vara, M. Sorel +88
Double electron capture by proton-rich nuclei is a second-order nuclear process analogous to double beta decay. Despite their similarities, the decay signature is quite different,…
Sensitivity of a tonne-scale NEXT detector for neutrinoless double beta decay searches
NEXT Collaboration, C. Adams, V. Álvarez +96
The Neutrino Experiment with a Xenon TPC (NEXT) searches for the neutrinoless double-beta decay of Xe-136 using high-pressure xenon gas TPCs with electroluminescent amplification.…
Processing of Compton events in the PETALO readout system
J. Renner, J. M. Benlloch-Rodríguez, J. V. Carrión +6
PETALO (Positron Emission TOF Apparatus based on Liquid xenOn) exploits the unique characteristics of liquid xenon as a scintillator for use in a PET detector. Here initial simulat…
Mitigation of Backgrounds from Cosmogenic Xe in Xenon Gas Experiments using He Neutron Capture
L. Rogers, B. J. P. Jones, A. Laing +89
\Xe{136} is used as the target medium for many experiments searching for \bbnonu. Despite underground operation, cosmic muons that reach the laboratory can produce spallation neutr…
PETALO: Time-of-Flight PET with liquid xenon
Paola Ferrario, Vicente Herrero-Bosch, José María Benlloch-Rodríguez +2
The fast scintillation decay time and the high scintillation yield of liquid xenon makes it an appropriate material for nuclear medicine. Moreover, being a continuous medium with a…
Low-diffusion Xe-He gas mixtures for rare-event detection: Electroluminescence Yield
A. F. M. Fernandes, C. A. O. Henriques, R. D. P. Mano +88
High pressure xenon Time Projection Chambers (TPC) based on secondary scintillation (electroluminescence) signal amplification are being proposed for rare event detection such as d…
Radiogenic backgrounds in the NEXT double beta decay experiment
NEXT Collaboration, P. Novella, B. Palmeiro +88
Natural radioactivity represents one of the main backgrounds in the search for neutrinoless double beta decay. Within the NEXT physics program, the radioactivity-induced background…
Demonstration of the event identification capabilities of the NEXT-White detector
NEXT Collaboration, P. Ferrario, J. M. Benlloch-Rodríguez +88
In experiments searching for neutrinoless double-beta decay, the possibility of identifying the two emitted electrons is a powerful tool in rejecting background events and therefor…
Energy calibration of the NEXT-White detector with 1% resolution near Q of Xe
J. Renner, G. Díaz López, P. Ferrario +87
Excellent energy resolution is one of the primary advantages of electroluminescent high pressure xenon TPCs, and searches for rare physics events such as neutrinoless double-beta d…
Electroluminescence TPCs at the thermal diffusion limit
C. A. O. Henriques, C. M. B. Monteiro, D. González-Díaz +78
The NEXT experiment aims at searching for the hypothetical neutrinoless double-beta decay from the Xe isotope using a high-purity xenon TPC. Efficient discrimination of t…
Electron drift properties in high pressure gaseous xenon
NEXT Collaboration, A. Simón, R. Felkai +73
Gaseous time projection chambers (TPC) are a very attractive detector technology for particle tracking. Characterization of both drift velocity and diffusion is of great importance…
The Next White (NEW) detector
F. Monrabal, J. J. Gómez-Cadenas, J. F. Toledo +72
Conceived to host 5 kg of xenon at a pressure of 15 bar in the fiducial volume, the NEXT- White (NEW) apparatus is currently the largest high pressure xenon gas TPC using electrolu…
Measurement of radon-induced backgrounds in the NEXT double beta decay experiment
NEXT Collaboration, P. Novella, B. Palmeiro +79
The measurement of the internal Rn activity in the NEXT-White detector during the so-called Run-II period with Xe-depleted xenon is discussed in detail, together wi…
Monte Carlo study of the Coincidence Resolving Time of a liquid xenon PET scanner, using Cherenkov radiation
Juan Jose Gomez-Cadenas, José María Benlloch-Rodríguez, Paola Ferrario
In this paper we use detailed Monte Carlo simulations to demonstrate that liquid xenon (LXe) can be used to build a Cherenkov-based TOF-PET, with an intrinsic coincidence resolving…
Radiopurity assessment of the energy readout for the NEXT double beta decay experiment
S. Cebrián, J. Pérez, I. Bandac +67
The Neutrino Experiment with a Xenon Time-Projection Chamber (NEXT) experiment intends to investigate the neutrinoless double beta decay of 136Xe, and therefore requires a severe s…
PETALO, a new concept for a Positron Emission TOF Apparatus based on Liquid xenOn
J. M. Benlloch-Rodriguez
This master thesis presents a new type of Positron Emission TOF Apparatus using Liquid xenOn (PETALO). The detector is based in the Liquid Xenon Scintillating Cell (LXSC). The cell…