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Additive Manufacturing-Enabled Low-Cost Particle Detector

Additive Manufacturing-Enabled Low-Cost Particle Detector

Published on: March 24, 2023

Directly Deflecting Particle Dark Matter.

Asher Berlin¹, Raffaele Tito D'Agnolo¹, Sebastian A R Ellis¹

¹SLAC National Accelerator Laboratory, 2575 Sand Hill Road, Menlo Park, California 94025, USA.

Physical Review Letters

|January 25, 2020

Summary

This summary is machine-generated.

We propose a novel method to detect light dark matter particles interacting with ordinary matter. This strategy uses time-varying fields and shielded detectors to observe dark matter flow distortions, probing masses beyond current experimental reach.

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Area of Science:

Particle physics
Cosmology
Astrophysics

Background:

Direct detection experiments aim to identify dark matter particles.
Current methods face limitations in probing light dark matter candidates.
Understanding dark matter's nature is crucial for cosmology.

Purpose of the Study:

To propose a new strategy for directly detecting light particle dark matter.
To extend the reach of dark matter detection to lower mass ranges.
To probe dark matter candidates with long-ranged interactions.

Main Methods:

Distorting the local dark matter flow using time-varying fields.
Employing shielded resonant detectors to measure these distortions.
Applying the method to sub-MeV dark matter with minimal electric charge or light vector mediator coupling.

Main Results:

The proposed strategy enables direct detection of light dark matter.
It targets the freeze-in parameter space relevant for low-mass dark matter.
The method can probe dark matter masses from 10 MeV down to sub-meV.

Conclusions:

This approach offers a novel way to search for light dark matter.
It significantly expands the mass range accessible to direct detection experiments.
The strategy complements existing and planned dark matter searches.