31 citations · 152 across the 19 of their papers we have counts for
20 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,…
Detection of scintillation light in noble gases with wavelength-shifting optical fibers
S. R. Soleti, S. Torelli, G. Martínez-Lema +110
Wavelength-shifting (WLS) techniques enable particle detectors based on noble gases, whose scintillation light is predominantly emitted in the vacuum-ultraviolet. We investigate WL…
Radon-induced backgrounds in the NEXT-100 experiment
NEXT Collaboration, C. Cortes-Parra, P. Novella +111
The NEXT-100 detector at the LSC aims at the first competitive search for the \bbnonu decay using a high-pressure \Xe{136} electroluminescent time projection chamber. The first low…
First results of the NEXT-100 detector using Kr decays
NEXT Collaboration, G. Martínez-Lema, C. Hervés Carrete +113
The NEXT collaboration is investigating the double beta decay of Xe using high-pressure gas electroluminescent time projection chambers, which provide excellent energy reso…
High Voltage Delivery and Distribution for the NEXT-100 Time Projection Chamber
NEXT Collaboration, C. Adams, H. Almazán +105
A critical element in the realization of large liquid and gas time projection chambers (TPCs) is the delivery and distribution of high voltages into and around the detector. Such e…
Fluorescence Imaging of Individual Ions and Molecules in Pressurized Noble Gases for Barium Tagging in Xe
NEXT Collaboration, N. Byrnes, E. Dey +112
The imaging of individual Ba ions in high pressure xenon gas is one possible way to attain background-free sensitivity to neutrinoless double beta decay and hence establish…
Measurement of Energy Resolution with the NEXT-White Silicon Photomultipliers
T. Contreras, B. Palmeiro, H. Almazán +107
The NEXT-White detector, a high-pressure gaseous xenon time projection chamber, demonstrated the excellence of this technology for future neutrinoless double beta decay searches us…
Design, characterization and installation of the NEXT-100 cathode and electroluminescence regions
NEXT Collaboration, K. Mistry, L. Rogers +107
NEXT-100 is currently being constructed at the Laboratorio Subterráneo de Canfranc in the Spanish Pyrenees and will search for neutrinoless double beta decay using a high-pressure…
Demonstration of Event Position Reconstruction based on Diffusion in the NEXT-White Detector
J. Haefner, K. E. Navarro, R. Guenette +108
Noble element time projection chambers are a leading technology for rare event detection in physics, such as for dark matter and neutrinoless double beta decay searches. Time proje…
Demonstration of neutrinoless double beta decay searches in gaseous xenon with NEXT
NEXT Collaboration, P. Novella, M. Sorel +112
The NEXT experiment aims at the sensitive search of the neutrinoless double beta decay in Xe, using high-pressure gas electroluminescent time projection chambers. The NEXT-…
NEXT-CRAB-0: A High Pressure Gaseous Xenon Time Projection Chamber with a Direct VUV Camera Based Readout
NEXT Collaboration, N. K. Byrnes, I. Parmaksiz +116
The search for neutrinoless double beta decay () remains one of the most compelling experimental avenues for the discovery in the neutrino sector. Electroluminescent gas-phas…
A Compact Dication Source for Ba Tagging and Heavy Metal Ion Sensor Development
K. E. Navarro, B. J. P. Jones, J. Baeza-Rubio +107
We present a tunable metal ion beam that delivers controllable ion currents in the picoamp range for testing of dry-phase ion sensors. Ion beams are formed by sequential atomic eva…
Reflectance and fluorescence characteristics of PTFE coated with TPB at visible, UV, and VUV as a function of thickness
J. Haefner, A. Fahs, J. Ho +100
Polytetrafluoroethylene (PTFE) is an excellent diffuse reflector widely used in light collection systems for particle physics experiments. In noble element systems, it is often coa…
Neutral Bremsstrahlung emission in xenon unveiled
C. A. O. Henriques, P. Amedo, J. M. R. Teixeira +90
We present evidence of non-excimer-based secondary scintillation in gaseous xenon, obtained using both the NEXT-White TPC and a dedicated setup. Detailed comparison with first-prin…
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…
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.…