Home > Publications database > Dish Antenna Searches for WISPy Dark Matter: Directional Resolution Small Mass Limitations |
Report/Contribution to a conference proceedings/Contribution to a book | PUBDB-2017-12147 |
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2017
Verlag Deutsches Elektronen-Synchrotron
Hamburg
ISBN: 978-3-945931-06-6, 978-3-945931-06-6
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Please use a persistent id in citations: doi:10.3204/DESY-PROC-2009-03/Knirck_Stefan
Report No.: DESY-PROC-2016-03
Abstract: Hidden photon and axion-like dark matter may be detected using spherical reflective surfaces such as dish antenna setups converting some of the dark matter particles into photons and concentrating them on a detector. These setups may be used to perform directional searches measuring the dark matter momentum distribution. We briefly review the photon distribution one expects to detect with such an antenna and directional resolution in ray approximation. Furthermore we consider the regime $m_{DM} \lesssim (R_{sp}\,v_{DM})^{-1}$ where this approximation does not hold anymore due to photon wavelengths exceeding the expected distribution widths. We discuss how this affects the expected distributions and experimental implications.
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Book/Proceedings/Report
12th "Patras" Workshop on Axions, WIMPs and WISPs, PATRAS 2016
12th "Patras" Workshop on Axions, WIMPs and WISPs, PATRAS 2016, Jeju IslandJeju Island, South Korea, 20 Jun 2016 - 24 Jun 2016
Hamburg : Verlag Deutsches Elektronen-Synchrotron, DESY-PROC (2017) [10.3204/PUBDB-2017-11637]
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