Cross-correlation measurement techniques for cavity-based axion and weakly interacting slim particle searches

Fuente: arXiv
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Main Authors: McAllister, Ben T., Parker, Stephen R., Ivanov, Eugene N., Tobar, Michael E.
Format: Preprint
Published: 2015
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author McAllister, Ben T.
Parker, Stephen R.
Ivanov, Eugene N.
Tobar, Michael E.
author_facet McAllister, Ben T.
Parker, Stephen R.
Ivanov, Eugene N.
Tobar, Michael E.
contents The search for dark matter is of fundamental importance to our understanding of the universe. Weakly-Interacting Slim Particles (WISPs) such as axions and hidden sector photons (HSPs) are well motivated candidates for the dark matter. Some of the most sensitive and mature experiments to detect WISPs rely on microwave cavities, and the detection of weak photon signals. It is often suggested to power combine multiple cavities, which creates a host of technical concerns. We outline a scheme based on cross-correlation for effectively power combining cavities and increasing the signal-to-noise ratio of a candidate WISP signal.
format Preprint
id arxiv_https___arxiv_org_abs_1510_05775
institution arXiv
publishDate 2015
record_format arxiv
spellingShingle Cross-correlation measurement techniques for cavity-based axion and weakly interacting slim particle searches
McAllister, Ben T.
Parker, Stephen R.
Ivanov, Eugene N.
Tobar, Michael E.
Instrumentation and Detectors
High Energy Physics - Experiment
High Energy Physics - Phenomenology
The search for dark matter is of fundamental importance to our understanding of the universe. Weakly-Interacting Slim Particles (WISPs) such as axions and hidden sector photons (HSPs) are well motivated candidates for the dark matter. Some of the most sensitive and mature experiments to detect WISPs rely on microwave cavities, and the detection of weak photon signals. It is often suggested to power combine multiple cavities, which creates a host of technical concerns. We outline a scheme based on cross-correlation for effectively power combining cavities and increasing the signal-to-noise ratio of a candidate WISP signal.
title Cross-correlation measurement techniques for cavity-based axion and weakly interacting slim particle searches
topic Instrumentation and Detectors
High Energy Physics - Experiment
High Energy Physics - Phenomenology
url https://arxiv.org/abs/1510.05775