Per Rex Christensen

Per Rex Christensen

Associate Professor emeritus


  1. 2013
  2. Published

    Planck intermediate results IV. The XMM-Newton validation programme for new Planck galaxy clusters

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Aumont, J., Baccigalupi, C., Balbi, A., Banday, A., Christensen, Per Rex, Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 1 Feb 2013, In: Astronomy & Astrophysics. 550, A130.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Planck intermediate results V. Pressure profiles of galaxy clusters from the Sunyaev-Zeldovich effect

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Aumont, J., Christensen, Per Rex, Nasselski, Pavel & Novikov, I. D., 1 Feb 2013, In: Astronomy & Astrophysics. 550, A131.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Planck intermediate results VI. The dynamical structure of PLCKG214.6+37.0, a Planck discovered triple system of galaxy clusters

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Christensen, Per Rex, Nasselski, Pavel & Novikov, I. D., 1 Feb 2013, In: Astronomy & Astrophysics. 550, A132.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Planck intermediate results VII. Statistical properties of infrared and radio extragalactic sources from the Planck Early Release Compact Source Catalogue at frequencies between 100 and 857 GHz

    Ade, P. A. R., Aghanim, N., Argueeso, F., Arnaud, M., Ashdown, M., Christensen, Per Rex, Noergaard-Nielsen, H. U., Nasselski, Pavel & Novikov, I. D., 1 Feb 2013, In: Astronomy & Astrophysics. 550, A133.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Planck intermediate results VIII. Filaments between interacting clusters

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Christensen, Per Rex, Nasselski, Pavel & Novikov, I. D., 1 Feb 2013, In: Astronomy & Astrophysics. 550, A134.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. 2012
  8. Published

    Planck early results. I. The Planck mission

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Aumont, J., Christensen, Per Rex, Nasselski, Pavel, Baccigalupi, C., Baker, M., Balbi, A., Banday, A. J. & Barreiro, R. B., 1 Dec 2012, In: Astronomy & Astrophysics. 536, p. A1

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Morphology of high-multiplicity events in heavy ion collisions

    Nasselski, Pavel, rtc312, rtc312, Christensen, Per Rex, Damgaard, Poul Henrik, Frejsel, A. M., Gaardhøje, Jens Jørgen, Kim, J., Hansen, A. C., Hansen, M. A. K., Verkhodanov, O., Wiedemann, U. A. & Christensen, Per Rex, 30 Aug 2012, In: Physical Review C (Nuclear Physics). 86, 2, p. 024916 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Planck intermediate results I. Further validation of new Planck clusters with XMM-Newton

    Aghanim, N., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Hornstrup, A., Atrio-Barandela, F., Aumont, J., Baccigalupi, C., Balbi, A., Christensen, Per Rex, Banday, A. J. & Nasselski, Pavel, 5 Jul 2012, In: Astronomy & Astrophysics. 543, p. A102 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. 2011
  12. Published

    Planck early results. II. The thermal performance of Planck

    Ade...[et al.], P. A. R., Aghanim, N., Arnaud, M., Christensen, Per Rex & Nasselski, Pavel, 1 Dec 2011, In: Astronomy & Astrophysics. 536, p. A2

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Planck early results. IX. XMM-Newton follow-up for validation of Planck cluster candidates

    Aghanim...[et al.], N., Arnaud, M., Ashdown, M., Christensen, Per Rex & Nasselski, Pavel, 1 Dec 2011, In: Astronomy & Astrophysics. 536, p. A9

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 17309780