Oleg Ruchayskiy
Associate Professor
Experimental Particle Physics
Jagtvej 155A
2200 København N
- Published
21-cm observations and warm dark matter models
Boyarsky, A., Iakubovskyi, D., Ruchayskiy, Oleg, Rudakovskyi, A. & Valkenburg, W., 9 Dec 2019, In: Physical Review D. 100, 12, 8 p., 123005.Research output: Contribution to journal › Journal article › Research › peer-review
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Fast simulation of muons produced at the SHiP experiment using Generative Adversarial Networks
SHIP collaboration, S. C., 2 Nov 2019, In: Journal of Instrumentation. 14, 20 p., P11028.Research output: Contribution to journal › Journal article › Research › peer-review
Unidentified line in X-ray spectra of the andromeda galaxy and perseus galaxy cluster
Boyarsky, A., Ruchayskiy, Oleg, Iakubovskyi, D. & Franse, J., 15 Dec 2014, In: Physical Review Letters. 113, 25, 251301.Research output: Contribution to journal › Journal article › Research › peer-review
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RADIAL PROFILE OF THE 3.5 keV LINE OUT TO R-200 IN THE PERSEUS CLUSTER
Franse, J., Bulbul, E., Foster, A., Boyarsky, A., Markevitch, M., Bautz, M., Iakubovskyi, D., Loewenstein, M., McDonald, M., Miller, E., Randall, S. W., Ruchayskiy, Oleg & Smith, R. K., 1 Oct 2016, In: Astrophysical Journal. 829, 2, 124.Research output: Contribution to journal › Journal article › Research › peer-review
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Checking the Dark Matter Origin of a 3.53 keV Line with the Milky Way Center
Boyarsky, A., Franse, J., Iakubovskyi, D. & Ruchayskiy, Oleg, 14 Oct 2015, In: Physical Review Letters. 115, 16, 161301.Research output: Contribution to journal › Journal article › Research › peer-review
Decaying dark matter: The case for a deep X-ray observation of Draco
Lovell, M. R., Bertone, G., Boyarsky, A., Jenkins, A. & Ruchayskiy, Oleg, 1 Jan 2015, In: Monthly Notices of the Royal Astronomical Society. 451, 2, p. 1573-1585 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Hadronic decays of a light Higgs-like scalar
Boyarsky, A., Ruchayskiy, Oleg & Monin, A., 10 Jan 2019, In: Physical Review D. 99, 19 p., 015019.Research output: Contribution to journal › Journal article › Research › peer-review
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Phenomenology of GeV-scale heavy neutral leptons
Bondarenko, K., Boyarsky, A., Gorbunov, D. & Ruchayskiy, Oleg, 1 Nov 2018, In: Journal of High Energy Physics. 2018, 11, 48 p., 032.Research output: Contribution to journal › Journal article › Research › peer-review
Magnetohydrodynamics of chiral relativistic fluids
Boyarsky, A., Fröhlich, J. & Ruchayskiy, Oleg, 11 Aug 2015, In: Physical Review D. 92, 4, 043004.Research output: Contribution to journal › Journal article › Research › peer-review
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Measurement of the muon flux at the SND@LHC experiment
Albanese, R., Alexandrov, A., Alicante, F., Anokhina, A., Asada, T., Battilana, C., Bay, A., Betancourt, C., Bick, D., Biswas, R., Castro, A. B., Boccia, V., Bogomilov, M., Bonacorsi, D., Bonivento, W. M., Bordalo, P., Boyarsky, A., Buontempo, S., Campanelli, M., Camporesi, T. & 125 others, , 27 Jan 2024, In: The European Physical Journal C. 84, 1, 10 p., 90.Research output: Contribution to journal › Journal article › Research › peer-review
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An allowed window for heavy neutral leptons below the kaon mass
Bondarenko, K., Boyarsky, A., Klaric, J., Mikulenko, O., Ruchayskiy, Oleg, Syvolap, V. & Timiryasov, I., 26 Jul 2021, In: Journal of High Energy Physics. 2021, 7, 28 p., 193.Research output: Contribution to journal › Journal article › Research › peer-review
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The present and future status of heavy neutral leptons
Abdullahi, A. M., Barham Alzas, P., Batell, B., Beacham, J., Boyarsky, A., Carbajal, S., Chatterjee, A., Crespo-Anadon, J., Deppisch, F. F., De Roeck, A., Drewes, M., Martin Gago, A., Gonzalez Suarez, R., Goudzovski, E., Hatzikoutelis, A., Hernandez-Garcia, J., Hostert, M., Hufnagel, M., Ilten, P., Izmaylov, A. & 29 others, , 1 Feb 2023, In: Journal of Physics G: Nuclear and Particle Physics. 50, 2, 100 p., 020501.Research output: Contribution to journal › Journal article › Research › peer-review
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Galaxy formation in semi-analytic models with sterile neutrino dark matter
Lovell, M. R., Bose, S., Boyarsky, A., Cole, S., Frenk, C., Gonzalez-Perez, V., Kennedy, R., Ruchayskiy, Oleg & Smith, A., 1 Jan 2018, 14th Marcel Grossman Meeting On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics and Relativistic Field Theories, Proceedings. Ruffini, R., Bianchi, M., Ruffini, R. & Jantzen, R. T. (eds.). World Scientific Publishing Co. Pte. Ltd., p. 2441-2446 6 p. (14th Marcel Grossman Meeting On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics and Relativistic Field Theories, Proceedings).Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Constraints from Ly-alpha forests on non-thermal dark matter including resonantly-produced sterile neutrinos
Baur, J., Palanque-Delabrouille, N., Yeche, C., Boyarsky, A., Ruchayskiy, Oleg, Armengaud, E. & Lesgourgues, J., 6 Dec 2017, In: Journal of Cosmology and Astroparticle Physics. 2017, 11, 013.Research output: Contribution to journal › Journal article › Research › peer-review
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Sensitivity of the SHiP experiment to dark photons decaying to a pair of charged particles
Ahdida, C., Akmete, A., Albanese, R., Alexandrov, A., Anokhina, A., Aoki, S., Arduini, G., Atkin, E., Azorskiy, N., Back, J. J., Bagulya, A., Baaltasar Dos Santos, F., Baranov, A., Bardou, F., Barker, G. J., Battistin, M., Bauche, J., Bay, A., Bayliss, M. B., Bencivenni, G. & 31 others, , May 2021, In: European Physical Journal C. 81, 5, 17 p., 451.Research output: Contribution to journal › Journal article › Research › peer-review
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Sensitivity of the intensity frontier experiments for neutrino and scalar portals: analytic estimates
Bondarenko, K., Boyarsky, A., Ovchynnikov, M. & Ruchayskiy, Oleg, 12 Aug 2019, In: Journal of High Energy Physics. 2019, 8, 42 p., 061.Research output: Contribution to journal › Journal article › Research › peer-review
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Laminar and Turbulent Dynamos in Chiral Magnetohydrodynamics. II. Simulations
Schober, J., Rogachevskii, I., Brandenburg, A., Boyarsky, A., Frohlich, J., Ruchayskiy, Oleg & Kleeorin, N., 10 May 2018, In: Astrophysical Journal. 858, 2, 23 p., 124.Research output: Contribution to journal › Journal article › Research › peer-review
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Light scalar production from Higgs bosons and FASER 2
Boiarska, I., Bondarenko, K., Boyarsky, A., Ovchynnikov, M., Ruchayskiy, Oleg & Sokolenko, A., 11 May 2020, In: Journal of High Energy Physics. 2020, 5, 21 p., 049.Research output: Contribution to journal › Journal article › Research › peer-review
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Measurement of the muon flux from 400 GeV/c protons interacting in a thick molybdenum/tungsten target
Ahdida, C., Akmete, A., Albanser, R., Alexandrov, A. V., Anokhina, A., Aoki, S., Arduini, G., Atkin, E., Azorsky, N., Back, J. J., Bagulya, A., Boiarska, I., Ruchayskiy, Oleg, Tastet, J., Xella, Stefania & SHIP collaboration, S. C., 29 Apr 2020, In: European Physical Journal C. 80, 3, 11 p., 284.Research output: Contribution to journal › Journal article › Research › peer-review
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Track reconstruction and matching between emulsion and silicon pixel detectors for the SHiP-charm experiment
Ahdida, C., Akmete, A., Albanese, R., Alexandrov, A. V., Anokhina, A., Aoki, S., Arduini, G., Atkin, E., Azorskiy, N., Ruchayskiy, Oleg, Xella, Stefania & SHiP Collaboration, S. C., 16 Mar 2022, In: Journal of Instrumentation. 17, 3, 15 p., P03013.Research output: Contribution to journal › Journal article › Research › peer-review
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Heavy neutral leptons — Advancing into the PeV domain
Urquía Calderón, Kevin Alberto, Timiryasov, Inar & Ruchayskiy, Oleg, 24 Aug 2023, In: Journal of High Energy Physics. 2023, 8, 28 p., 167.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Lepton number survival in the cosmic neutrino background
Ruchayskiy, Oleg, Syvolap, V. & Würsch, R., 1 Dec 2023, In: Physical Review D. 108, 12, 6 p., 123503.Research output: Contribution to journal › Journal article › Research › peer-review
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A White Paper on keV sterile neutrino Dark Matter
Adhikari, R., Agostini, M., Ky, N. A., Araki, T., Archidiacono, M., Bahr, M., Baur, J., Behrens, J., Bezrukov, F., Dev, P. S. B., Borah, D., Boyarsky, A., de Gouvea, A., Pires, C. A. D. S., de Vega, H. J., Dias, A. G., Di Bari, P., Djurcic, Z., Dolde, K., Dorrer, H. & 116 others, , Jan 2017, In: Journal of Cosmology and Astroparticle Physics. 2017, 1Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Addressing the too big to fail problem with baryon physics and sterile neutrino dark matter
Lovell, M. R., Gonzalez-Perez, V., Bose, S., Boyarsky, A., Cole, S., S. Frenk, C. & Ruchayskiy, Oleg, 14 Mar 2017, In: Monthly Notices of the Royal Astronomical Society. 468, 3, p. 2836-2849Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Projected NA62 sensitivity to heavy neutral lepton production in K+ -> pi(0)e(+) N decays
Tastet, J., Goudzovski, E., Timiryasov, I. & Ruchayskiy, Oleg, 8 Sep 2021, In: Physical Review D. 104, 5, 7 p., 055005.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 124404360
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Cutoff in the Lyman-alpha forest power spectrum: Warm IGM or warm dark matter?
Research output: Contribution to journal › Journal article › Research › peer-review
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143
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Hadronic decays of a light Higgs-like scalar
Research output: Contribution to journal › Journal article › Research › peer-review
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100
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The active muon shield in the SHiP experiment
Research output: Contribution to journal › Journal article › Research › peer-review
Published