Hans Arnold Winther
Associate Professor
-
Institute of Theoretical Astrophysics

Norwegian version of this page
Email
h.a.winther@astro.uio.no
Phone
+47 22857525
Room
101
Username
Visiting address
Sem Sælands vei 13
Svein Rosselands hus
0371 OSLO
Postal address
Postboks 1029 Blindern
0315 OSLO
Other affiliations
Department of Education
(Student)
Personal website
https://www.wintherscoming.no/
Academic interests
Theoretical cosmology, numerical cosmology, simulations of structure formation, galaxy surveys, cosmic voids, dark matter, dark energy.
Courses taught
- AST1010 (Fall 2019, Fall 2020)
- AST5220 / AST9420 (Spring 2020, Spring 2021)
Background
PhD ITA UiO 2013
Postdoc University of Oxford 2013-2016
Postdoc ICG University of Portsmouth 2016-2019
Publications
- Aviles, Alejandro; Koyama, Kazuya; Cervantes-Cota, Jorge L; Winther, Hans Arnold & Li, Baojiu (2020). Marked correlation functions in perturbation theory. Journal of Cosmology and Astroparticle Physics (JCAP). ISSN 1475-7516. 2020(01) . doi: 10.1088/1475-7516/2020/01/006 Full text in Research Archive.
- Bose, Benjamin; Winther, Hans Arnold; Pourtsidou, Alkistis; Casas, Santiago; Lombriser, Lucas; Xia, Qianli & Cataneo, Matteo (2020). Hybrid Pℓ(k): general, unified, non-linear matter power spectrum in redshift space. Journal of Cosmology and Astroparticle Physics (JCAP). ISSN 1475-7516. 2020(09) . doi: 10.1088/1475-7516/2020/09/001 Full text in Research Archive.
- Hartman, Stian; Winther, Hans Arnold & Mota, David (2020). Collapse of spherical overdensities in superfluid models of dark matter. Astronomy and Astrophysics (A & A). ISSN 0004-6361. 639 . doi: 10.1051/0004-6361/201937263 Full text in Research Archive.
- Mina, Mattia; Mota, David & Winther, Hans Arnold (2020). SCALAR: an AMR code to simulate axion-like dark matter models. Astronomy and Astrophysics (A & A). ISSN 0004-6361. 641 . doi: 10.1051/0004-6361/201936272 Full text in Research Archive.
- Nadathur, Seshadri; Percival, Will J.; Beutler, Florian & Winther, Hans Arnold (2020). Testing Low-Redshift Cosmic Acceleration with Large-Scale Structure. Physical Review Letters. ISSN 0031-9007. 124(22) . doi: 10.1103/PhysRevLett.124.221301 Full text in Research Archive.
- Bose, Benjamin; Koyama, Kazuya & Winther, Hans Arnold (2019). Assessing non-linear models for galaxy clustering III: theoretical accuracy for stage IV surveys. Journal of Cosmology and Astroparticle Physics (JCAP). ISSN 1475-7516. 2019(10) . doi: 10.1088/1475-7516/2019/10/021
- Winther, Hans Arnold; Casas, Santiago; Baldi, Marco; Koyama, Kazuya; Li, Baojiu; Lombriser, Lucas & Zhao, Gong-Bo (2019). Emulators for the nonlinear matter power spectrum beyond ΛCDM. Physical Review D. ISSN 2470-0010. 100(12), s 123540-1- 123540-13 . doi: 10.1103/PhysRevD.100.123540 Full text in Research Archive.
- Carlesi, Edoardo; Mota, David & Winther, Hans Arnold (2017). The dynamics of the Local Group as a probe of dark energy and modified gravity. Monthly notices of the Royal Astronomical Society. ISSN 0035-8711. 466(4), s 4813- 4825 . doi: 10.1093/mnras/stx056 Full text in Research Archive.
- L'Huillier, Benjamin; Winther, Hans Arnold; Mota, David; Park, Changbom & Kim, Juhan (2017). Dark matter haloes in modified gravity and dark energy: interaction rate, small- and large-scale alignment. Monthly notices of the Royal Astronomical Society. ISSN 0035-8711. 468(3), s 3174- 3183 . doi: 10.1093/mnras/stx700 Full text in Research Archive.
- Bull, Philip James; Akrami Cheghasiahi, Yashar; Adamek, Julian; Baker, Tessa; Bellini, Emilio; Beltrán Jiménez, Jose; Bentivegna, Eloisa; Camera, Stefano; Clesse, Sébastien; Davis, Jonathan H.; Di Dio, Enea; Enander, Jonas; Heavens, Alan; Heisenberg, Lavinia; Hu, Bin; Llinares, Claudio; Maartens, Roy; Mörtsell, Edvard; Nadathur, Seshadri; Noller, Johannes; Pasechnik, Roman; Pawlowski, Marcel S.; Pereira, Thiago dos Santos; Quartin, Miguel; Ricciardone, Angelo; Riemer-Sørensen, Signe; Rinaldi, Massimiliano; Sakstein, Jeremy; Saltas, Ippocratis D.; Salzano, Vincenzo; Sawicki, Ignacy; Solomon, Adam R.; Spolyar, Douglas; Starkman, Glenn D.; Steer, Danièle; Tereno, Ismael; Verde, Licia; Villaescusa-Navarro, Francisco; von Strauss, Mikael & Winther, Hans Arnold (2016). Beyond ΛCDM: Problems, solutions, and the road ahead. Physics of the Dark Universe. ISSN 2212-6864. 12, s 56- 99 . doi: 10.1016/j.dark.2016.02.001
- Gronke, Max Balthasar; Hammami, Amir; Mota, David & Winther, Hans Arnold (2016). Estimates of cluster masses in screened modified gravity. Astronomy and Astrophysics (A & A). ISSN 0004-6361. 595 . doi: 10.1051/0004-6361/201628644
- Vargas dos santos, Marcelo; Winther, Hans Arnold; Mota, David & Waga, Ioav (2016). N-body simulations of γ gravity. Astronomy and Astrophysics (A & A). ISSN 0004-6361. 587 . doi: 10.1051/0004-6361/201527645
- Grönke, Max Balthasar; Llinares, Claudio; Mota, David & Winther, Hans Arnold (2015). Halo velocity profiles in screened modified gravity theories. Monthly notices of the Royal Astronomical Society. ISSN 0035-8711. 449(3), s 2837- 2844 . doi: 10.1093/mnras/stv496 Full text in Research Archive.
- Gronke, Max Balthasar; Mota, David & Winther, Hans Arnold (2015). Universal predictions of screened modified gravity on cluster scales. Astronomy and Astrophysics (A & A). ISSN 0004-6361. 583 . doi: 10.1051/0004-6361/201526611 Full text in Research Archive.
- Hammami, Amir; Llinares, Claudio; Mota, David & Winther, Hans Arnold (2015). Hydrodynamic effects in the symmetron and f(R)-gravity models. Monthly notices of the Royal Astronomical Society. ISSN 0035-8711. 449(4), s 3635- 3644 . doi: 10.1093/mnras/stv529 Full text in Research Archive.
- Winther, Hans Arnold; Schmidt, F.; Barreira, Alexandre; Arnold, Christian; Bose, S.; Llinares, Claudio; Baldi, Marco; Falck, Bridget Lynn; Hellwing, W. A.; Koyama, K.; Li, Baojiu; Mota, David; Puchwein, Ewald; Smith, Robert E. & Zhao, Gong-Bo (2015). Modified gravity N-body code comparison project. Monthly notices of the Royal Astronomical Society. ISSN 0035-8711. 454(4), s 4208- 4234 . doi: 10.1093/mnras/stv2253 Full text in Research Archive.
- Llinares, Claudio; Mota, David & Winther, Hans Arnold (2014). ISIS: a new N-body cosmological code with scalar fields based on RAMSES - Code presentation and application to the shapes of clusters. Astronomy and Astrophysics (A & A). ISSN 0004-6361. 562 . doi: 10.1051/0004-6361/201322412 Full text in Research Archive.
- Silva, M. F.; Winther, Hans Arnold; Mota, David & Martins, Carlos Jose Amaro Parente (2014). Spatial variations of the fine-structure constant in symmetron models. Physical Review D. ISSN 1550-7998. 89 . doi: 10.1103/PhysRevD.89.024025 Full text in Research Archive.
- Brax, P; Davis, A.-C.; Li, Baojiu; Winther, Hans Arnold & Zhao, Gong-Bo (2013). Systematic simulations of modified gravity: chameleon models. Journal of Cosmology and Astroparticle Physics (JCAP). ISSN 1475-7516. (4) . doi: 10.1088/1475-7516/2013/04/029
- Winther, Hans Arnold (2013). Layzer-Irvine equation for scalar-tensor theories: A test of modified gravity N-body simulations. Physical Review D. Particles and fields. ISSN 0556-2821. 88(4) . doi: 10.1103/PhysRevD.88.044057
- Brax, P; Davis, A.-C.; Li, Baojiu & Winther, Hans Arnold (2012). Unified description of screened modified gravity. Physical Review D. Particles and fields. ISSN 0556-2821. 86(4) . doi: 10.1103/PhysRevD.86.044015 Full text in Research Archive.
- Brax, P; Davis, A.-C.; Li, Baojiu; Winther, Hans Arnold & Zhao, Gong-Bo (2012). Systematic simulations of modified gravity: symmetron and dilaton models. Journal of Cosmology and Astroparticle Physics (JCAP). ISSN 1475-7516. 10 . doi: 10.1088/1475-7516/2012/10/002
- Brax, P; Davis, A.-C. & Winther, Hans Arnold (2012). Cosmological supersymmetric model of dark energy. Physical Review D. Particles and fields. ISSN 0556-2821. 85(8) . doi: 10.1103/PhysRevD.85.083512 Full text in Research Archive.
- Davis, A.-C.; Li, Baojiu; Mota, David & Winther, Hans Arnold (2012). STRUCTURE FORMATION IN THE SYMMETRON MODEL. The Astrophysical Journal (ApJ). ISSN 0004-637X. 748(1) . doi: 10.1088/0004-637X/748/1/61 Full text in Research Archive.
- Winther, Hans Arnold; Mota, David & Li, Baojiu (2012). ENVIRONMENT DEPENDENCE OF DARK MATTER HALOS IN SYMMETRON MODIFIED GRAVITY. The Astrophysical Journal (ApJ). ISSN 0004-637X. 756(2) . doi: 10.1088/0004-637X/756/2/166
- Mota, David & Winther, Hans Arnold (2011). COSMOLOGY OF CHAMELEONS WITH POWER-LAW COUPLINGS. The Astrophysical Journal (ApJ). ISSN 0004-637X. 733(1) . doi: 10.1088/0004-637X/733/1/7
- Brax, P; van de Bruck, C.; Mota, David Fonseca; Nunes, Nelson & Winther, Hans Arnold (2010). Chameleons with field-dependent couplings. Physical Review D. Particles and fields. ISSN 0556-2821. 82(8) . doi: 10.1103/PhysRevD.82.083503
- Gannouji, Radouane; Moraes, Bruno; Mota, David Fonseca; Polarski, David; Tsujikawa, S & Winther, Hans Arnold (2010). Chameleon dark energy models with characteristic signatures. Physical Review D. Particles and fields. ISSN 0556-2821. 82 . doi: 10.1103/PhysRevD.82.124006
- Mina, Mattia; Mota, David & Winther, Hans Arnold (2020). Cosmology at small scales: ultra-light dark matter and baryon cycles in galaxies. Series of dissertations submitted to the Faculty of Mathematics and Natural Sciences, University of Oslo.. 2312.
- Winther, Hans Arnold (2013). Cosmological Probes of Modified Gravity. Series of dissertations submitted to the Faculty of Mathematics and Natural Sciences, University of Oslo.. 1383.
Published Apr. 5, 2019 12:16 PM
- Last modified Jan. 12, 2021 12:50 AM