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Information × Registration Number 0212U006366, 0111U008198 , R & D reports Title Investigation of properties of particles beyond the Standard Model using astrophysical and cosmological studies popup.stage_title Head Iakubovskyi Dmytro Anatoliyovych, Registration Date 23-03-2012 Organization Bogolyubov Institute for Theoretical Physics of National Academy of Sciences of Ukraine popup.description2 To increase the sensitivity of search for dark matter decay line, we develop the new method of "blind" combination of X-ray observations. Using this method, we search lines in combined spectrum of 50 objects. The existing bounds on the decay line parameters are strenghened. By analyzing the 8.7 keV line distribution from Galactic Centre region we show that this line is explained by the astrophysical origin. Product Description popup.authors Малишев Денис Ігорович Якубовський Дмитро Анатолійович popup.nrat_date 2020-04-02 Close