Per Rex Christensen

Per Rex Christensen

Associate Professor emeritus


  1. Published

    Planck intermediate results .XVI. Profile likelihoods for cosmological parameters

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Aumont, J., Baccigalupi, C., Banday, A. J., Barreiro, R. B., Bartlett, J. G., Christensen, Per Rex, Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 11 Jun 2014, In: Astronomy & Astrophysics. 566, 10 p., A54.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. 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

  3. Published

    Planck intermediate results II. Comparison of Sunyaev-Zeldovich measurements from Planck and from the Arcminute Microkelvin Imager for 11 galaxy clusters

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Aumont, J., Baccigalupi, C., Balbi, A., Banday, A. J., Christensen, Per Rex, Nasselski, Pavel & Novikov, I. D., 1 Feb 2013, In: Astronomy & Astrophysics. 550, A128.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. 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

  5. Published

    Planck intermediate results IX. Detection of the Galactic haze with Planck

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Aumont, J., Baccigalupi, C., Balbi, A., Banday, A. J., Barreiro, R. B., Christensen, Per Rex, Nasselski, Pavel & Novikov, I. D., 1 Jun 2013, In: Astronomy & Astrophysics. 554, A139.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. 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

  7. 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

  8. 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

  9. 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

  10. Published

    Planck intermediate results X. Physics of the hot gas in the Coma cluster

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Baccigalupi, C., Aumont, J., Balbi, A., Banday, A. J., Barreiro, R. B., Christensen, Per Rex, Nasselski, Pavel & Novikov, I. D., 1 Jun 2013, In: Astronomy & Astrophysics. 554, A140.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 17309780