Among the various candidates for dark matter (DM), ultralight vector DM can be probed by laser interferometric gravitational wave detectors through the measurement of oscillating length changes in the arm cavities. In this context, KAGRA has a unique feature due to differing compositions of its mirrors, enhancing the signal of vector DM in the length change in the auxiliary channels. Here we present the result of a search for Formula Presented gauge boson DM using the KAGRA data from auxiliary length channels during the first joint observation run together with GEO600. By applying our search pipeline, which takes into account the stochastic nature of ultralight DM, upper bounds on the coupling strength between the Formula Presented gauge boson and ordinary matter are obtained for a range of DM masses. While our constraints are less stringent than those derived from previous experiments, this study demonstrates the applicability of our method to the lower-mass vector DM search, which is made difficult in this measurement by the short observation time compared to the auto-correlation timescale of DM.

Abac, A., Andric, T., Buonanno, A., Dax, M., Dhani, A., Dietrich, T., et al. (2024). Ultralight vector dark matter search using data from the KAGRA O3GK run. PHYSICAL REVIEW D, 110(4) [10.1103/PhysRevD.110.042001].

Ultralight vector dark matter search using data from the KAGRA O3GK run

Renzini A.;Carpinelli M.;Buscicchio R.;Colombo A.;Colpi M.;Rozza D.;
2024

Abstract

Among the various candidates for dark matter (DM), ultralight vector DM can be probed by laser interferometric gravitational wave detectors through the measurement of oscillating length changes in the arm cavities. In this context, KAGRA has a unique feature due to differing compositions of its mirrors, enhancing the signal of vector DM in the length change in the auxiliary channels. Here we present the result of a search for Formula Presented gauge boson DM using the KAGRA data from auxiliary length channels during the first joint observation run together with GEO600. By applying our search pipeline, which takes into account the stochastic nature of ultralight DM, upper bounds on the coupling strength between the Formula Presented gauge boson and ordinary matter are obtained for a range of DM masses. While our constraints are less stringent than those derived from previous experiments, this study demonstrates the applicability of our method to the lower-mass vector DM search, which is made difficult in this measurement by the short observation time compared to the auto-correlation timescale of DM.
Articolo in rivista - Articolo scientifico
Gravitational Wave; Neutron Stars; Hidden Markov Model
English
22-ago-2024
2024
110
4
042001
partially_open
Abac, A., Andric, T., Buonanno, A., Dax, M., Dhani, A., Dietrich, T., et al. (2024). Ultralight vector dark matter search using data from the KAGRA O3GK run. PHYSICAL REVIEW D, 110(4) [10.1103/PhysRevD.110.042001].
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/10281/523100
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