Radoslaw Jan Wojtak
Associate Professor
DARK
Jagtvej 155A
2200 København N
- Published
A New Measurement of the Hubble Constant and Matter Content of the Universe Using Extragalactic Background Light γ-Ray Attenuation
Dominguez, A., Wojtak, Radoslaw Jan, Finke, J., Ajello, M., Helgason, K., Prada, F., Desai, A., Paliya, V., Marcotulli, L. & Hartmann, D. H., 10 Nov 2019, In: Astrophysical Journal. 885, 2, 7 p., 137.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A fast-rising tidal disruption event from a candidate intermediate-mass black hole
Angus, C. R., Baldassare, V. F., Mockler, B., Foley, R. J., Ramirez-Ruiz, E., Raimundo, S., French, K. D., Auchettl, K., Pfister, H., Gall, C., Hjorth, J., Drout, M. R., Alexander, K. D., Dimitriadis, G., Hung, T., Jones, D. O., Rest, A., Siebert, M. R., Taggart, K., Terreran, G. & 19 others, , 10 Nov 2022, In: Nature Astronomy. 6, p. 1452-1463 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A new derivation of the Hubble constant from γ-ray attenuation using improved optical depths for the Fermi and CTA era
Domínguez, A., Østergaard kirkeberg, P., Wojtak, Radoslaw Jan, Saldana-lopez, A., Desai, A., Primack, J. R., Finke, J., Ajello, M., Pérez-gonzález, P. G., Paliya, V. S. & Hartmann, D., 2 Jan 2024, In: Monthly Notices of the Royal Astronomical Society. 527, 3, p. 4632-4642 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A new measurement of the Hubble constant using Type la supernovae calibrated with surface brightness fluctuations
Khetan, N., Izzo, Luca, Branchesi, M., Wojtak, Radoslaw Jan, Cantiello, M., Murugeshan, C., Agnello, Adriano, Cappellaro, E., Della Valle, M., Gall, Christa, Hjorth, Jens, Benetti, S., Brocato, E., Burke, J., Hiramatsu, D., Howell, D. A., Tomasella, L. & Valenti, S., 12 Mar 2021, In: Astronomy & Astrophysics. 647, 20 p., A72.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A new method to measure the mass of galaxy clusters
Falco, M., Hansen, Steen Harle, Wojtak, Radoslaw Jan, Brinckmann, T., Lindholmer, M. & Pandolfi, S., 1 Aug 2014, In: Monthly Notices of the Royal Astronomical Society. 442, 2, p. 1887-1896Research output: Contribution to journal › Journal article › Research › peer-review
- Published
AI-driven spatio-temporal engine for finding gravitationally lensed type Ia supernovae
Kodi Ramanah, D., Arendse, N. & Wojtak, Radoslaw Jan, 14 Apr 2022, In: Monthly Notices of the Royal Astronomical Society. 512, 4, p. 5404-5417 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Anisotropic q-Gaussian 3D velocity distributions in Lambda CDM haloes
Silva, L. B. E., Mamon, G. A., Duarte, M., Wojtak, Radoslaw Jan, Peirani, S. & Boue, G., 1 Sep 2015, In: Monthly Notices of the Royal Astronomical Society. 452, 1, p. 944-955Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Comparing fully general relativistic and Newtonian calculations of structure formation
East, W. E., Wojtak, Radoslaw Jan & Abel, T., 13 Feb 2018, In: Physical Review D. 97, 4, 15 p., 043509.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Cosmic dissonance: are new physics or systematics behind a short sound horizon?
Arendse, N., Wojtak, Radoslaw Jan, Agnello, Adriano, Chen, G. C., Fassnacht, C. D., Sluse, D., Hilbert, S., Millon, M., Bonvin, V., Wong, K. C., Courbin, F., Suyu, S. H., Birrer, S., Treu, T. & Koopmans, L. V. E., 7 Jul 2020, In: Astronomy & Astrophysics. 639, 13 p., A57.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Cosmic variance of the local Hubble flow in large-scale cosmological simulations
Wojtak, Radoslaw Jan, Knebe, A., Watson, W. A., Iliev, I. T., Hess, S., Rapetti, D., Yepes, G. & Gottloeber, S., 1 Feb 2014, In: Monthly Notices of the Royal Astronomical Society. 438, 2, p. 1805-1812Research output: Contribution to journal › Journal article › Research › peer-review
ID: 40108628
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The Distance to NGC 4993: The Host Galaxy of the Gravitational-wave Event GW170817
Research output: Contribution to journal › Journal article › Research › peer-review
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70
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Cosmic dissonance: are new physics or systematics behind a short sound horizon?
Research output: Contribution to journal › Journal article › Research › peer-review
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57
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Low-redshift measurement of the sound horizon through gravitational time-delays
Research output: Contribution to journal › Journal article › Research › peer-review
Published