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A cryogenic apparatus is described that enables a new experiment, nEDM@SNS, with a major improvement in sensitivity compared to the existing limit in the search for a neutron Electric Dipole Moment (EDM). It uses superfluid $^4$He to…

We investigate the formation of quantum droplets at finite temperature in attractive Bose mixtures subject to a strong transverse harmonic confinement. By means of exact path-integral Monte Carlo methods we determine the equilibrium density…

Quantum Gases · Physics 2024-08-20 Gabriele Spada , Sebastiano Pilati , Stefano Giorgini

We present a model to calculate heat signal shapes from low temperature bolometer attached to a crystal. This model is based on the elementary acoustic wave theory at low temperature, and has been developed using modern Monte Carlo…

Instrumentation and Detectors · Physics 2018-08-01 Jin Li , Inwook Kim

The CRESST (Cryogenic Rare Event Search with Superconducting Thermometers) and the EURECA (European Underground Rare Event Calorimeter Array) experiments are direct dark matter search experiments where cryogenic detectors are used to detect…

High Energy Physics - Phenomenology · Physics 2008-12-18 S. Roth , C. Ciemniak , C. Coppi , F. v. Feilitzsch , A. Guetlein , C. Isaila , J. -C. Lanfranchi , S. Pfister , W. Potzel , W. Westphal

Coherent elastic neutrino-nucleus scattering (CE$\nu$NS) and other rare-event physics searches, like dark matter detection, have been especially furthered by increasing sensitivity to low-energy particle interactions. Experiments using…

Instrumentation and Detectors · Physics 2023-10-09 Charles Mark Lewis

Large-volume neutrino experiments are ideal for testing boosted dark matter (BDM) scenarios. We propose, for the first time, an approach to utilize knockout neutrons by detecting de-excitation $\gamma$ rays and coincident captured neutrons…

High Energy Physics - Phenomenology · Physics 2024-09-10 Koun Choi , Jong-Chul Park

Ultracold atomic gases have proven to be remarkable model systems for exploring quantum mechanical phenomena. Experimental work on gases of fermionic atoms in particular has seen large recent progress including the attainment of so-called…

Other Condensed Matter · Physics 2009-11-11 Markus Greiner , Cindy A. Regal , Deborah S. Jin

We are conducting an experiment to search for WIMPs, or weakly-interacting massive particles, in the galactic halo using terrestrial detectors. This generic class of hypothetical particles, whose properties are similar to those predicted by…

The purpose of this project is to investigate the use of charge couple devices (CCDs) to detect electrons directly. This can be done in transmission electron microscopy (TEM) for electrons over 100 KeV, but for space plasma instruments,…

Instrumentation and Detectors · Physics 2015-10-28 S. R. Mirfayzi

The Cryogenic Rare Event Search with Superconducting Thermometers Phase II (CRESST-II) at the L.N.G.S in Italy is searching for Dark Matter using low-temperature calorimeters. These detectors allow to discriminate different particles by…

We report on the Beam EDM experiment, which aims to employ a pulsed cold neutron beam to search for an electric dipole moment instead of the established use of storable ultracold neutrons. We present a brief overview of the basic…

Instrumentation and Detectors · Physics 2020-01-08 E. Chanel , Z. Hodge , D. Ries , I. Schulthess , M. Solar , T. Soldner , O. Stalder , J. Thorne , F. M. Piegsa

We demonstrate that current and planned underground neutrino experiments could offer a powerful probe of few-MeV dark matter when combined with a nearby high-intensity low-to-medium energy electron accelerator. This experimental setup, an…

High Energy Physics - Phenomenology · Physics 2015-11-18 Eder Izaguirre , Gordan Krnjaic , Maxim Pospelov

Using the isothermal molecular dynamics (MD), coalescence/sintering of Au nanoparticles (NPs) was simulated by employing the Nose-Hoover thermostat. The MD simulation was realized by using the well-known open program LAMMPS, its version for…

Mesoscale and Nanoscale Physics · Physics 2021-06-29 V. V. Puytov , I. V. Talyzin , V. M. Samsonov

Electric Dipole Moments (EDMs) of subatomic particles, are considered as one of the most powerful tools to study CP-violation beyond the Standard Model. Such CP-violating mechanisms are searched for to explain the dominance of matter over…

High Energy Physics - Experiment · Physics 2022-03-24 Joerg Pretz

Monte Carlo simulation is an essential component of experimental particle physics in all the phases of its life-cycle: the investigation of the physics reach of detector concepts, the design of facilities and detectors, the development and…

Computational Physics · Physics 2012-08-02 Maria Grazia Pia , Georg Weidenspointner

Liquid xenon time-projection chambers are the world's most sensitive detectors for a wide range of dark matter candidates. We show that the statistical analysis of their data can be improved by replacing detector response Monte Carlo…

Instrumentation and Detectors · Physics 2020-11-04 J. Aalbers , B. Pelssers , V. C. Antochi , P. L. Tan , J. Conrad

We study the phenomenology of neutralino dark matter (DM) in mirage mediation scenario of supersymmetry breaking which results from the moduli stabilization in some string/brane models. Depending upon the model parameters, especially the…

High Energy Physics - Phenomenology · Physics 2009-11-11 K. Choi , Y. G. Kim , K. Y. Lee , K. Okumura , Y. Shimizu

Models of Dark Matter (DM) can leave unique imprints on the Universe's small scale structure by boosting density perturbations on small scales. We study the capability of Pulsar Timing Arrays to search for, and constrain, subhalos from such…

Cosmology and Nongalactic Astrophysics · Physics 2021-06-30 Vincent S. H. Lee , Andrea Mitridate , Tanner Trickle , Kathryn M. Zurek

Dark Matter (DM) may belong to a hidden sector that is only feebly interacting with the Standard Model (SM) and may have never been in thermal equilibrium in the Early Universe. In this case, the observed abundance of dark matter particles…

High Energy Physics - Phenomenology · Physics 2019-02-07 Thomas Hambye , Michel H. G. Tytgat , Jérôme Vandecasteele , Laurent Vanderheyden

The Diffuse Supernova Neutrino Background (DSNB) is the collection of neutrinos from all core-collapse supernovae (CCSNe) since the beginning of the universe. It is sensitive to the universe's stellar formation history, the fraction of…

High Energy Physics - Experiment · Physics 2025-01-16 Andrew D. Santos