First dark matter search with nuclear recoils from the XENONnT experiment

E Aprile, K Abe, F Agostini, S Ahmed Maouloud… - Physical review …, 2023 - APS
We report on the first search for nuclear recoils from dark matter in the form of weakly
interacting massive particles (WIMPs) with the XENONnT experiment, which is based on a …

Diffuse neutrino background from past core collapse supernovae

N EKANGER, S HORIUCHI, Y KOSHIO - Proceedings of the Japan …, 2023 - jstage.jst.go.jp
Core collapse supernovae are among the most powerful explosions in the Universe, which
emit thermal neutrinos that carry away most of the gravitational binding energy released …

First gadolinium loading to Super-Kamiokande

K Abe, C Bronner, Y Hayato, K Hiraide, M Ikeda… - Nuclear Instruments and …, 2022 - Elsevier
In order to improve Super-Kamiokande's neutron detection efficiency and to thereby
increase its sensitivity to the diffuse supernova neutrino background flux, 13 tons of Gd 2 …

Projected WIMP sensitivity of the XENONnT dark matter experiment

E Aprile, J Aalbers, F Agostini, M Alfonsi… - … of Cosmology and …, 2020 - iopscience.iop.org
XENONnT is a dark matter direct detection experiment, utilizing 5.9 t of instrumented liquid
xenon, located at the INFN Laboratori Nazionali del Gran Sasso. In this work, we predict the …

Prospects for the detection of the diffuse supernova neutrino background with the experiments SK-Gd and JUNO

YF Li, M Vagins, M Wurm - Universe, 2022 - mdpi.com
The advent of gadolinium-loaded Super-Kamiokande (SK-Gd) and of the soon-to-start JUNO
liquid scintillator detector marks a substantial improvement in global sensitivity for the …

Material radiopurity control in the XENONnT experiment

E Aprile, K Abe, F Agostini, S Ahmed Maouloud… - The European Physical …, 2022 - Springer
The selection of low-radioactive construction materials is of the utmost importance for rare-
event searches and thus critical to the XENONnT experiment. Results of an extensive …

Diffuse neutrino background from magnetorotational stellar core collapses

P Martínez-Miravé, I Tamborra, MÁ Aloy… - Physical Review D, 2024 - APS
A statistically significant detection of the diffuse supernova neutrino background (DSNB) is
around the corner. To this purpose, we assess the contribution to the DSNB of …

Exciting prospects for detecting late-time neutrinos from core-collapse supernovae

SW Li, LF Roberts, JF Beacom - Physical Review D, 2021 - APS
The importance of detecting neutrinos from a Milky Way core-collapse supernova is well
known. An understudied phase is proto-neutron star cooling. For SN 1987A, this seemingly …

Development of ultra-pure gadolinium sulfate for the Super-Kamiokande gadolinium project

K Hosokawa, M Ikeda, T Okada… - … of Theoretical and …, 2023 - academic.oup.com
This paper reports the development and detailed properties of about 13 metric tons of
gadolinium sulfate octahydrate,, which has been dissolved into Super-Kamiokande (SK) in …

Pre-supernova alert system for Super-Kamiokande

LN Machado, K Abe, Y Hayato, K Hiraide… - The Astrophysical …, 2022 - iopscience.iop.org
Abstract In 2020, the Super-Kamiokande (SK) experiment moved to a new stage (SK-Gd) in
which gadolinium (Gd) sulfate octahydrate was added to the water in the detector …