Øystein Elgarøy

Bilde av Øystein Elgarøy
English version of this page
Telefon +47-22855684
Mobiltelefon +47-92610803
Faks +47-22856505
Rom 102
Brukernavn
Besøksadresse Sem Sælands vei 13 Svein Rosselands hus 0371 OSLO
Postadresse Postboks 1029 Blindern 0315 OSLO
Emneord: Astronomi og astrofysikk, Kosmologi, Euclid, Strukturdannelse

Publikasjoner

  • Elgarøy, Øystein & Grøn, Øyvind (2013). Gravitational Entropy and Inflation. Entropy.  ISSN 1099-4300.  15, s 3620- 3639 . doi: 10.3390/e15093620
  • Bræck, Simen & Elgarøy, Øystein (2012). A physical interpretation of Hubble's law and the cosmological redshift from the perspective of a static observer. General Relativity and Gravitation.  ISSN 0001-7701.  44(10), s 2603- 2610 . doi: 10.1007/s10714-012-1417-5
  • Gjerløw, Eirik & Elgarøy, Øystein (2011). Are all modes created equal? An analysis of the WMAP 5-and 7-year data without inflationary prejudice. Physical Review D. Particles and fields.  ISSN 0556-2821.  83(6) . doi: 10.1103/PhysRevD.83.067301
  • Kristiansen, Jostein Riiser & Elgarøy, Øystein (2011). Reactor sterile neutrinos, dark energy, and the age of the universe. Astronomy and Astrophysics.  ISSN 0004-6361.  532 . doi: 10.1051/0004-6361/201117025
  • Groeneboom, Nicolaas Ervik & Elgarøy, Øystein (2008). Detection of trans-Planckian effects in the cosmic microwave background. Physical Review D. Particles and fields.  ISSN 0556-2821.  77 . doi: 10.1103/PhysRevD.77.043522
  • Kiakotou, A; Elgarøy, Øystein & Lahav, O (2008). Neutrino mass, dark energy, and the linear growth factor. Physical Review D. Particles and fields.  ISSN 0556-2821.  77 . doi: 10.1103/PhysRevD.77.063005
  • Kristiansen, Jostein Riiser & Elgarøy, Øystein (2008). Cosmological implications of the KATRIN experiment. Journal of Cosmology and Astroparticle Physics.  ISSN 1475-7516. . doi: 10.1088/1475-7516/2008/01/007
  • Elgarøy, Øystein (2007). Upper limits on neutrino masses from cosmology. Nuclear physics B, Proceedings supplements.  ISSN 0920-5632.  168, s 51- 53 . doi: doi:10.1016/j.nuclphysbps.2007.02.005
  • Elgarøy, Øystein & Multamäki, Tuomas (2007). On using the cosmic microwave background shift parameter in tests of models of dark energy. Astronomy and Astrophysics.  ISSN 0004-6361.  471, s 65- 70 . doi: 10.1051/0004-6361:20077292
  • Grøn, Øyvind; Elgaroy, O & Elgarøy, Øystein (2007). Is space expanding in the Friedmann universe models?. American Journal of Physics.  ISSN 0002-9505.  75 . doi: 10.1119/1.2360990
  • Grøn, Øyvind & Elgarøy, Øystein (2007). Is space expanding in the Friedmann universe models . American Journal of Physics.  ISSN 0002-9505.  75(2), s 151- 157
  • Kristiansen, Jostein Riiser; Elgarøy, Øystein & Dahle, Håkon (2007). Using the cluster mass function from weak lensing to constrain neutrino masses. Physical Review D. Particles and fields.  ISSN 0556-2821.  75 . doi: 10.1103/PhysRevD.75.083510
  • Elgarøy, Øystein & Multamäki, T. (2006). Bayesian analysis of Friedmannless cosmologies. Journal of Cosmology and Astroparticle Physics.  ISSN 1475-7516.  09(002) . doi: 10.1088/1475-7516/2006/09/00
  • Amarzguioui, Morad; Elgarøy, Øystein; Mota, David Fonseca & Multamaki, T (2006). Cosmological constraints on f(R) gravity theories within the Palatini approach. Astronomy and Astrophysics.  ISSN 0004-6361.  454, s 707- 714 . doi: 10.1051/0004-6361:20064994
  • Elgarøy, Øystein & Lahav, Ofer (2006). Sub-eV upper limits on neutrino masses from cosmology. Physica Scripta.  ISSN 0031-8949.  127, s 105- 106
  • Kristiansen, Jostein Riiser; Eriksen, Hans Kristian Kamfjord & Elgarøy, Øystein (2006). Revised WMAP constraints on neutrino masses and other extensions of the minimal Lambda CDM model. Physical Review D. Particles and fields.  ISSN 0556-2821.  74, s 123005
  • Elgarøy, Øystein; Mota, David Fonseca & Multamäki, T. (2005). Loitering universe models in light of the CMB. Physical Review D. Particles and fields.  ISSN 0556-2821.  71
  • Amarzguioui, Morad; Elgarøy, Øystein & Multamäki, T. (2005). Combined constraints on Cardassian models from supernovae, cosmic microwave background and large scale structure observations. Journal of Cosmology and Astroparticle Physics.  ISSN 1475-7516.  01, s 008
  • Elgarøy, Øystein & Lahav, Ofer (2005). Neutrino masses from cosmological probes. New Journal of Physics.  ISSN 1367-2630.  7, s 61
  • Elgarøy, Øystein & Multamäki, T. (2005). Cosmic acceleration and extra dimensions: constraints on modifications of the Friedmann equation. Monthly notices of the Royal Astronomical Society.  ISSN 0035-8711.  356, s 475- 479
  • Evans, A. K. D.; Wehus, I. K.; Grøn, Øyvind & Elgarøy, Øystein (2005). Geometrical constraints on dark energy. Astronomy and Astrophysics.  ISSN 0004-6361.  430, s 399- 410
  • Lahav, O & Elgarøy, Øystein (2005). Weighing neutrinos with large-scale structure. Nuclear physics B, Proceedings supplements.  ISSN 0920-5632.  143, s 439- 446
  • Multamaki, T & Elgarøy, Øystein (2004). The Integrated Sachs-Wolfe effect as a probe of non-standard cosmological evolution. Astronomy and Astrophysics.  ISSN 0004-6361.  423, s 811- 819
  • Ouyed, Rachid; Elgarøy, Øystein; Dahle, Håkon & Keranen, Petteri (2004). Meissner Effect and Vortex Dynamics in Quark Stars -- A Model for Soft Gamma-Ray Repeaters. Astronomy and Astrophysics.  ISSN 0004-6361.  420, s 1025- 1032
  • Elgarøy, Øystein & Blasio, Fabio V. de (2001). Superfluid vortices in neutron stars. Astronomy and Astrophysics.  ISSN 0004-6361.  370, s 939- 950
  • Elgarøy, Øystein; Engeland, Torgeir; Hjorth-Jensen, Morten & Osnes, Eivind (2001). Pairing correlations in nuclear systems, from infinite nuclear matter to finite nuclei. International journal of modern physics B.  ISSN 0217-9792.  15, s 1501- 1509
  • Blasio, Fabio V. de & Elgarøy, Øystein (1999). Microscopic structure of a vortex line in superfluid neutron star matter. Physical Review Letters.  ISSN 0031-9007.  82(9), s 1815- 1818
  • Elgarøy, Øystein; Engvold, Oddbjørn & Lund, N. (1999). The Wilson-Bappu effect of the MgIIk line - dependence on stellar temperature, activity and metallicity. Astronomy and Astrophysics.  ISSN 0004-6361.  343, s 222- 228
  • Elgarøy, Øystein & Pethick, Christopher (1999). Absence of fragmentation of the condensate in a model for bosons in a trap. Physical Review A. Atomic, Molecular, and Optical Physics.  ISSN 1050-2947.  59(2), s 1711- 1714
  • Baldo, Marcello; Elgarøy, Øystein; Engvik, Lars; Hjorth-Jensen, Morten & Schulze, Hans-Josef (1998). Modern nucleon-nucleon potentials and 3P<SUB>2</SUB>-3F<SUB>2</SUB> pairing in neutron matter. Physical Review C. Nuclear Physics.  ISSN 0556-2813.  58, s 1921- 1928
  • Elgarøy, Øystein; Engvik, Lars; Hjorth-Jensen, Morten & Osnes, Eivind (1998). Minimal relativity and <SUP>3</SUP>S<SUB>1</SUB>-<SUP>3</SUP>D<SUB>1</SUB> pairing in symmetric nuclear matter. Physical Review C. Nuclear Physics.  ISSN 0556-2813.  57, s 1069- 1072
  • Elgarøy, Øystein & Hjorth-Jensen, Morten (1998). Nucleon-nucleon phase shifts and pairing in infinite matter. Physical Review C. Nuclear Physics.  ISSN 0556-2813.  57, s 1174- 1177
  • Blasio, Fabio V. de; Hjorth-Jensen, Morten; Elgarøy, Øystein; Engvik, Lars; Lazzari, Gianluca; Baldo, Marcello & Schulze, Hans-Josef (1997). Coherence lengths of neutron superfluids. Physical Review C. Nuclear Physics.  ISSN 0556-2813.  56, s 2332- 2335
  • Elgarøy, Øystein; Engvik, Lars; Hjorth-Jensen, Morten & Osnes, Eivind (1996). Model-space approach to <sup>1</sup>S<sub>0</sub> neutron and proton pairing in neutron star matter with the Bonn meson-exchange potentials. Nuclear Physics A.  ISSN 0375-9474.  604, s 466- 490
  • Elgarøy, Øystein; Engvik, Lars; Hjorth-Jensen, Morten & Osnes, Eivind (1996). Superfluidity in _b-stable neutron star matter. Physical Review Letters.  ISSN 0031-9007.  77, s 1428- 1431
  • Elgarøy, Øystein; Engvik, Lars; Hjorth-Jensen, Morten & Osnes, Eivind (1996). Triplet pairing of neutrons in _b-stable neutron star matter. Nuclear Physics A.  ISSN 0375-9474.  607, s 425- 441
  • Elgarøy, Øystein; Engvik, Lars; Osnes, Eivind; Blasio, Fabio V. de; Lazzari, Gianluca & Hjorth-Jensen, Morten (1996). Emissivities of neutrinos in neutron stars. Physical Review Letters.  ISSN 0031-9007.  76, s 1994- 1997
  • Elgarøy, Øystein; Engvik, Lars; Osnes, Eivind; Blasio, Fabio V. de; Lazzari, Gianluca & Hjorth-Jensen, Morten (1996). Superfluidity and neutron star crust matter. Physical Review D. Particles and fields.  ISSN 0556-2821.  54, s 1848- 1851

Se alle arbeider i Cristin

  • Elgarøy, Øystein (2015). Hvordan finner man mørk energi?, I: Jostein Riiser Kristiansen; Anna Kathinka Dalland Evans; Henrik Svensen; Bjørn Hallvard Samset & Hanne Sigrun Byhring (red.),  Stjerneklart – siste nytt fra verdensrommet.  Spartacus.  ISBN 9788243009738.  Kapittel 29.  s 166 - 177
  • Elgarøy, Øystein (2015). Inflasjon: Da universet løp løpsk, I: Jostein Riiser Kristiansen; Anna Kathinka Dalland Evans; Henrik Svensen; Bjørn Hallvard Samset & Hanne Sigrun Byhring (red.),  Stjerneklart – siste nytt fra verdensrommet.  Spartacus.  ISBN 9788243009738.  Kapittel 10.  s 61 - 71
  • Elgarøy, Øystein (2006). Upper limits on neutrino masses from cosmology.
  • Elgarøy, Øystein & Lahav, Ofer (2006). Sub-eV upper limits on neutrino masses from cosmology.
  • Elgarøy, Øystein (1999). Superfluidity in Infinite Nuclear Systems.
  • Elgarøy, Øystein; Engeland, Torgeir; Hjorth-Jensen, Morten & Osnes, Eivind (1999). Pairing correlations, from finite nuclei to infinite matter.
  • Elgarøy, Øystein & Lemstad, Frank (1999). Christopher Hansteen og jordmagnetismen. Astronomisk tidsskrift.  ISSN 0004-6345.  32(3), s 12- 17
  • Vidanya, Isaac; Polls, Artur; Ramos, Angels; Elgarøy, Øystein; Engvik, Lars & Hjorth-Jensen, Morten (1999). Properties of _b stable neutron star matter with hyperons.
  • Elgarøy, Øystein & Hjorth-Jensen, Morten (1998). Properties of Pairing Correlations in Infinite Nuclear Matter.

Se alle arbeider i Cristin

Publisert 3. nov. 2010 15:19 - Sist endret 19. sep. 2016 11:04