99 citations · 367 across the 33 of their papers we have counts for
35 papers
Response of a nitrogen-filled spherical proportional counter to mono-energetic neutrons
T. Avgitas, M. Axiotis, Z. Balmforth +16
Neutron spectroscopy is an invaluable tool for a wide range of scientific and industrial applications, however, current approaches suffer from limitations that restrict their field…
Radiation Hardness of Commercially Available NUV-MT Silicon Photomultipliers
T. Avgitas, M. Axiotis, Z. Balmforth +5
Silicon Photomultipliers (SiPMs) based on the near-ultraviolet, metal-filled trench (NUV-MT) technology offer improved photon detection efficiency and reduced correlated noise rela…
Characterisation of Commercially Available NUV-MT Silicon Photomultipliers
T. Avgitas, Z. Balmforth, I. Manthos +2
Silicon Photomultipliers (SiPMs) based on NUV-MT technology offer improved photo-detection efficiency and reduced correlated noise compared to earlier designs, making them increasi…
The Darkside-20k Data Acquisition System
Fabio Acerbi, Pushparaj Adhikari, Paolo Agnes +289
DarkSide-20k is a WIMP search experiment using liquid argon as a target, designed to perform a background-free search for dark matter with unprecedented sensitivity, and is current…
Sensitivity to low-mass WIMPs with an improved liquid argon ionization response model within the DarkSide programme
F. Acerbi, P. Adhikari, P. Agnes +294
Dark matter detection experiments using liquid argon rely on a precise characterization of the ionization response to nuclear recoils, especially in the keV energy range relevant f…
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…
Titanium for rare-event searches: Hydrofluoric acid-free etching
P. Knights, K. Nikolopoulos, G. Rogers +2
Rare-event search experiments require construction materials with high radiopurity to minimise background contributions. Thanks to its high mechanical strength, low density, machin…
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…
DarkSide-20k sensitivity to light dark matter particles
20k Collaboration, F. Acerbi, P. Adhikari +310
The dual-phase liquid argon time projection chamber is presently one of the leading technologies to search for dark matter particles with masses below 10 GeV/c. This was demons…
Measurement of scintillation from proportional electron multiplication in liquid xenon using a needle
P. Knights, H. Sekiya, I. Katsioulas +3
Charge amplification in liquids could provide single-phase xenon time projection chambers with background discrimination and fiducialisation capabilities similar to those found in…
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…
Study of cosmogenic activation above ground for the DarkSide-20k experiment
20k Collaboration
The activation of materials due to exposure to cosmic rays may become an important background source for experiments investigating rare event phenomena. DarkSide-20k, currently und…
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…