Per Rex Christensen

Per Rex Christensen

Associate Professor emeritus


  1. Published

    Planck 2013 results. XXVIII. The Planck Catalogue of Compact Sources

    Ade, P. A. R., Aghanim, N., Armitage-Caplan, C., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Aurnot, J., Christensen, Per Rex, Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 29 Oct 2014, In: Astronomy & Astrophysics. 571, 21 p., A28.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. 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

  3. 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

  4. Published

    Planck 2013 results. II. Low Frequency Instrument data processing

    Aghanim, N., Armitage-Caplan, C., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Aumont, J., Baccigalupi, C., Banday, A. J., Barreiro, R. B., Christensen, Per Rex, Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 29 Oct 2014, In: Astronomy & Astrophysics. 571, 25 p., A2.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Planck 2013 results. XXIX. The Planck catalogue of Sunyaev-Zeldovich sources

    Ade, P. A. R., Aghanim, N., Armitage-Caplan, C., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Aumont, J., Aussel, H., Baccigalupi, C., Banday, A. J., Christensen, Per Rex, Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 29 Oct 2014, In: Astronomy & Astrophysics. 571, 41 p., A29.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Planck 2013 results. IV. Low Frequency Instrument beams and window functions

    Aghanim, N., Armitage-Caplan, C., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Aumont, J., Baccigalupi, C., Banday, A. J., Christensen, Per Rex, Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 29 Oct 2014, In: Astronomy & Astrophysics. 571, 22 p., A4.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Planck 2013 results. XVIII. The gravitational lensing-infrared background correlation

    Ade, P. A. R., Aghanim, N., Armitage-Caplan, C., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Aumont, J., Baccigalupi, C., Banday, A. J., Christensen, Per Rex, Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 29 Oct 2014, In: Astronomy & Astrophysics. 571, 24 p., A18.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Planck 2013 results. XXI. Power spectrum and high-order statistics of the Planck all-sky Compton parameter map

    Ade, P. A. R., Aghanim, N., Armitage-Caplan, C., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Aumont, J., Baccigalupi, C., Banday, A. J., Christensen, Per Rex, Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 29 Oct 2014, In: Astronomy & Astrophysics. 571, 18 p., A21.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Statistics of CMB polarization angles

    Creswell, J., Dachlythra, N., Liu, H., Nasselski, Pavel & Christensen, Per Rex, 1 Feb 2020, In: Journal of Cosmology and Astroparticle Physics. 2020, 2, 15 p., 001.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Planck early results. X. Statistical analysis of Sunyaev-Zeldovich scaling relations for X-ray galaxy clusters

    Aghanim..[et al., N., Arnaud, M., Ashdown, M., Christensen, Per Rex & Nasselski, Pavel, 1 Dec 2011, In: Astronomy & Astrophysics. 536, p. A10

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Planck early results. XV. Spectral energy distributions and radio continuum spectra of northern extragalactic radio sources

    Aatrokoski...[et al.], J., Ade, P. A. R., Aghanim, N., Christensen, Per Rex & Nasselski, Pavel, 1 Dec 2011, In: Astronomy & Astrophysics. 536, p. A15

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Planck early results. XIII. Statistical properties of extragalactic radio sources in the Planck Early Release Compact Source Catalogue

    Ade...[et al.], P. A. R., Aghanim, N., Argueeso, F., Christensen, Per Rex & Nasselski, Pavel, 1 Dec 2011, In: Astronomy & Astrophysics. 536, p. A13

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Planck early results. XXVI. Detection with Planck and confirmation by XMM-Newton of PLCK G266.6-27.3, an exceptionally X-ray luminous and massive galaxy cluster at z similar to 1

    Aghanim...[et al.], N., Arnaud, M., Ashdown, W., Christensen, Per Rex & Nasselski, Pavel, 1 Dec 2011, In: Astronomy & Astrophysics. 536, p. A26

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Planck early results. XXIII. The first all-sky survey of Galactic cold clumps

    Ade...[et al.], P. A. R., Aghanim, N., Arnaud, M., Christensen, Per Rex & Nasselski, Pavel, 1 Dec 2011, In: Astronomy & Astrophysics. 536, p. A23

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Planck intermediate results. XXV. The Andromeda galaxy as seen by Planck

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, W., Aumont, J., Baccigalupi, C., Banday, A. J., Barreiro, R. B., Bartolo, N., Christensen, Per Rex, Nasselski, Pavel & Novikov, I. D., 30 Sep 2015, In: Astronomy & Astrophysics. 582, A28.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Planck intermediate results XXIII. Galactic plane emission components derived from Planck with ancillary data

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Aumont, J., Baccigalupi, C., Banday, A. J., Barreiro, R. B., Battaner, E., Christensen, Per Rex, Nasselski, Pavel & Novikov, I. D., 3 Aug 2015, In: Astronomy & Astrophysics. 580, A13.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Planck 2015 results. XXI. The integrated Sachs-Wolfe effect

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Aumont, J., Baccigalupi, C., Banday, A. J., Barreiro, R. B., Bartolo, N., Christensen, Per Rex, Frejsel, A. M., Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 20 Sep 2016, In: Astronomy & Astrophysics. 594, A21.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Planck intermediate results. XXXVI. Optical identification and redshifts of Planck SZ sources with telescopes at the Canary Islands observatories

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Aumont, J., Baccigalupi, C., Banday, A. J., Barreiro, R. B., Barrena, R., Bartolo, N., Battaner, E., Christensen, Per Rex, Frejsel, A. M., Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 9 Feb 2016, In: Astronomy & Astrophysics. 586, A139.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Planck intermediate results. XXXV. Probing the role of the magnetic field in the formation of structure in molecular clouds

    Ade, P. A. R., Aghanim, N., Alves, M. I. R., Arnaud, L., Arzoumanian, D., Ashdown, M., Aumont, J., Baccigalupi, C., Banday, A. J., Barreiro, R. B., Bartolo, N., Christensen, Per Rex, Frejsel, A. M., Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 9 Feb 2016, In: Astronomy & Astrophysics. 538, A138.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Planck 2015 results. XIV. Dark energy and modified gravity

    Ade, P. A. R., Aghanim, N., Arnaud, M., Ashdown, M., Aumont, J., Baccigalupi, C., Banday, A. J., Barreiro, R. B., Bartolo, N., Battaner, E., Christensen, Per Rex, Frejsel, A. M., Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 1 Oct 2016, In: Astronomy & Astrophysics. 594, A14.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Planck 2013 results. XXVII. Doppler boosting of the CMB: Eppur si muove

    Aghanim, N., Arimtage-Caplan, C., Ashdown, M., Atrio-Barandela, F., Aumont, J., Banday, A. J., Christensen, Per Rex, Nasselski, Pavel, Novikov, I. D. & Nørgaard-Nielsen, H. U., 29 Oct 2014, In: Astronomy & Astrophysics. 571, 11 p., A27.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. 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

  23. 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

  24. Published

    Planck intermediate results. XII: Diffuse Galactic components in the Gould Belt system

    Ade, P. A. R., Aghanim, N., Alves, M. I. R., Arnaud, M., Ashdown, M., Atrio-Barandela, F., Aumont, J., Baccigalupi, C., Balbi, A., Christensen, Per Rex, Nasselski, Pavel & Novikov, I. D., 1 Sep 2013, In: Astronomy & Astrophysics. 557, A53.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. 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

ID: 17309780