489 citations · 2k across the 45 of their papers we have counts for
46 papers
Optical effects in Gaseous Electron Multipliers (GEMs)
D. Edgeman, F. M. Brunbauer, M. Gardner +9
Optical time projection chambers (OTPCs) are well suited for applications that require the highest spatial resolution for particle track reconstruction. The MIGDAL experiment uses…
Overlap-aware segmentation for topological reconstruction of obscured objects
J. Schueler, H. M. Araújo, S. N. Balashov +30
The separation of overlapping objects presents a significant challenge in scientific imaging. While deep learning segmentation-regression algorithms can predict pixel-wise intensit…
Accelerating Garfield++ with CUDA
T. Neep, K. Nikolopoulos, M. Slater
Garfield++ is extensively used within the gaseous detector community for comprehensive detector simulations, supporting the full experimental life cycle from design to operation an…
The ionization yield in a methane-filled spherical proportional counter
M. M. Arora, L. Balogh, C. Beaufort +40
Spherical proportional counters (SPCs) are gaseous particle detectors sensitive to single ionization electrons in their target media, with large detector volumes and low background…
Search for Light Dark Matter with NEWS-G at the Laboratoire Souterrain de Modane Using a Methane Target
M. M. Arora, L. Balogh, C. Beaufort +40
The NEWS-G direct detection experiment uses spherical proportional counters to search for light dark matter candidates. New results from a 10 day physics run with a $135\,\mathrm{c…
Transforming a rare event search into a not-so-rare event search in real-time with deep learning-based object detection
J. Schueler, H. M. Araújo, S. N. Balashov +40
Deep learning-based object detection algorithms enable the simultaneous classification and localization of any number of objects in image data. Many of these algorithms are capable…
First operation of an ACHINOS-equipped Spherical Proportional Counter with individual anode read-out
D. Herd, I. Katsioulas, P. Knights +6
The multi-anode sensor ACHINOS revolutionised the capabilities of the spherical proportional counter by enabling large-size, high-pressure, operation and TPC-like reconstruction ca…
Performance of a spherical high pressure gas TPC for neutrino magnetic moment measurement
R. Bouet, J. Busto, V. Cecchini +20
The measurement of neutrino magnetic moment larger than would be a clear signature of physics beyond the standard model other than the existence of massive Dirac neut…
Exploring light dark matter with the DarkSPHERE spherical proportional counter electroformed underground at the Boulby Underground Laboratory
L. Balogh, C. Beaufort, M. Chapellier +37
We present the conceptual design and the physics potential of DarkSPHERE, a proposed 3 m in diameter spherical proportional counter electroformed underground at the Boulby Undergro…
ACHINOS: A Multi-Anode Read-Out for Position Reconstruction and Tracking with Spherical Proportional Counters
I. Katsioulas, P. Knights, I. Manthos +4
The spherical proportional counter is a versatile gaseous detector with physics applications ranging from rare event searches to fast neutron spectroscopy. In its simplest form, th…
Purification Efficiency and Radon Emanation of Gas Purifiers used with Pure and Binary Gas Mixtures for Gaseous Dark Matter Detectors
K., Altenmüller, J. F. Castel +22
Rare event searches require extreme radiopurity in all detector components. This includes the active medium, which in the case of gaseous detectors, is the operating gas. The gases…
Fast Neutron Spectroscopy with a High-pressure Nitrogen-filled Large Volume Spherical Proportional Counter
I. Giomataris, I. Katsioulas, P. Knights +7
We present a fast neutron spectroscopy system based on a nitrogen-filled, large volume gaseous detector, the Spherical Proportional Counter. The system has been successfully operat…
Neutron spectroscopy: The case of the spherical proportional counter
I. Giomataris, I. Katsioulas, P. Knights +5
Neutron spectroscopy is an invaluable tool for many scientific and industrial applications, including underground Dark Matter searches. Neutron-induced backgrounds produced by cosm…
The MIGDAL experiment: Measuring a rare atomic process to aid the search for dark matter
H. M. Araújo, S. N. Balashov, J. E. Borg +33
We present the Migdal In Galactic Dark mAtter expLoration (MIGDAL) experiment aiming at the unambiguous observation and study of the so-called Migdal effect induced by fast-neutron…
Neutron spectroscopy with a high-pressure nitrogen-filled spherical proportional counter
I. Giomataris, S. Green, I. Katsioulas +8
The spherical proportional counter is a large volume gaseous detector which finds application in several fields, including direct Dark Matter searches. When the detector is filled…
The NEWS-G detector at SNOLAB
L. Balogh, C. Beaufort, A. Brossard +38
The New Experiments With Spheres-Gas (NEWS-G) collaboration intends to achieve Weakly Interacting Massive Particles (WIMPs) detection using Spherical Propo…
Coherent elastic neutrino-nucleus scattering: Terrestrial and astrophysical applications
M. Abdullah, H. Abele, D. Akimov +272
Coherent elastic neutrino-nucleus scattering (CENS) is a process in which neutrinos scatter on a nucleus which acts as a single particle. Though the total cross section is large…
EXCESS workshop: Descriptions of rising low-energy spectra
P. Adari, A. Aguilar-Arevalo, D. Amidei +303
Many low-threshold experiments observe sharply rising event rates of yet unknown origins below a few hundred eV, and larger than expected from known backgrounds. Due to the signifi…
Recoil imaging for directional detection of dark matter, neutrinos, and physics beyond the Standard Model
C. A. J. O'Hare, D. Loomba, K. Altenmüller +164
Recoil imaging entails the detection of spatially resolved ionization tracks generated by particle interactions. This is a highly sought-after capability in many classes of detecto…
Simultaneous scintillation light and charge readout of a pure argon filled Spherical Proportional Counter
R. Bouet, J. Busto, V. Cecchini +20
The possible use of a Spherical Proportional Counter for the search of neutrinoless double beta decay is investigated in the R2D2 R&D project. Dual charge and scintillation light r…
Measurements of the ionization efficiency of protons in methane
G Collaboration, L. Balogh, C. Beaufort +40
The amount of energy released by a nuclear recoil ionizing the atoms of the active volume of detection appears "quenched" compared to an electron of the same kinetic energy. This d…
Non-Parametric Data-Driven Background Modelling using Conditional Probabilities
A. Chisholm, T. Neep, K. Nikolopoulos +3
Background modelling is one of the main challenges in particle physics data analysis. Commonly employed strategies include the use of simulated events of the background processes,…
Solar Kaluza-Klein axion search with NEWS-G
G collaboration, Q. Arnaud, L. Balogh +39
Kaluza-Klein (KK) axions appear in theories with extra dimensions as higher mass, significantly shorter lifetime, excitations of the Peccei-Quinn axion. When produced in the Sun, t…
Quenching factor measurements of neon nuclei in neon gas
L. Balogh, C. Beaufort, A. Brossard +47
The NEWS-G collaboration uses Spherical Proportional Counters (SPCs) to search for weakly interacting massive particles (WIMPs). In this paper, we report the first measurements of…