prof. dr. L.V.E. (Léon) Koopmans

Professor, Scientific Director of the Kapteyn Astronomical Institute

prof. dr. L.V.E. (Léon) Koopmans
Telephone:
E-mail:
l.v.e.koopmans rug.nl

Research

Postal address:
Landleven12
Gebouw 5419, ruimte 0160
9747 AD
Groningen
Netherlands
Phone: +31 50 363 6519Fax: +31 50 363 6100
  1. 2015
  2. Koopmans, L., Pritchard, J., Mellema, G., Aguirre, J., Ahn, K., Barkana, R., ... Trott, C. (2015). The Cosmic Dawn and Epoch of Reionisation with SKA. Proceedings of Advancing Astrophysics with the Square Kilometre Array , 1.
  3. 2014
  4. Rusu, C., Fassnacht, C., Treu, T., Suyu, S., Auger, M., Koopmans, L., ... Sluse, D. (2014). Quantifying the line-of-sight mass distributions for time-delay lenses with stellar masses. Spitzer Proposal, 11125.
  5. Haas, M., Leipski, C., Barthel, P., Wilkes, B. J., Vegetti, S., Bussmann, R. S., ... Wylezalek, D. (2014). 3C 220.3: A Radio Galaxy Lensing a Submillimeter Galaxy. The Astrophysical Journal, 790(1).
  6. Joseph, R., Courbin, F., Metcalf, R. B., Giocoli, C., Hartley, P., Jackson, N., ... Pires, S. (2014). A PCA-based automated finder for galaxy-scale strong lenses. Astronomy & astrophysics, 566, [A63]. https://doi.org/10.1051/0004-6361/201423365
  7. Suyu, S. H., Treu, T., Hilbert, S., Sonnenfeld, A., Auger, M. W., Blandford, R. D., ... Tewes, M. (2014). Cosmology from Gravitational Lens Time Delays and Planck Data. The Astrophysical Journal, 788(2), L35-L40. https://doi.org/10.1088/2041-8205/788/2/L35
  8. Ghosh, A., & Koopmans, L. V. E. (2014). Maximum likelihood inversion of simulated LOFAR data. In S. Rajiva (Ed.), Astronomical Society of India Conference Series (Vol. 13, pp. 319-320). D. J. Saikia, NCRA, TIFR for the Astronomical Society of India.
  9. Koopmans, L. V. E. (2014). The dark ages, cosmic dawn and epoch of reionization seen at radio wavelengths. In Astronomical Society of India Conference Series (Vol. 13, pp. 219-225)
  10. Courteau, S., Cappellari, M., de Jong, R. S., Dutton, A. A., Emsellem, E., Hoekstra, H., ... Widrow, L. M. (2014). Galaxy masses. Reviews of Modern Physics, 86, 47-119. https://doi.org/10.1103/RevModPhys.86.47
  11. Brentjens, M. A., Yatawatta, S., Pandey, V., Jelic, V., de Bruyn, A. G., Koopmans, L., & Zaroubi, S. (2014). Micro-Jy imaging at 150 MHz for the LOFAR EoR project. In American Astronomical Society Meeting Abstracts (pp. 127.05)
  12. Koopmans, L., Pritchard, J., Mellema, G., Aguirre, J., Ahn, K., Barkana, R., ... Trott, C. (2014). The Cosmic Dawn and Epoch of Reionisation with SKA. Proceedings of Science, 1.
  13. 2013
  14. Jensen, H., Datta, K. K., Chapman, E., Abdalla, F. B., Iliev, I. T., Mao, Y., ... Mellema, G. (2013). Probing reionization with LOFAR using 21-cm redshift space distortions. Monthly Notices of the Royal Astronomical Society, 435(1), 460-474. https://doi.org/10.1093/mnras/stt1341
  15. Martinez-Rubi, O., Veligatla, V. K., de Bruyn, A. G., Lampropoulos, P., Offringa, A. R., Jelic, V., ... Zaroubi, S. (2013). LEDDB: LOFAR Epoch of Reionization Diagnostic Database. In Astronomical Data Analysis Software and Systems XXII: Proceedings of a Conference held at University of Illinois, Champaign, Illinois, USA 4-8 November 2012. San Francisco: Astronomical Society of the Pacific (pp. 377-378). San Francisco.
  16. Klein Wolt, M., Aminaei, A., Pourshaghaghi, H., Koopmans, L., & Falcke, H. (2013). Low-frequency cosmology from the moon. EPSC Abstracts, 8, [EPSC2013-152].
  17. van Haarlem, M. P., Wise, M. W., Gunst, A. W., Heald, G., McKean, J. P., Hessels, J. W. T., ... Kooistra, E. (2013). LOFAR: The LOw-Frequency ARray. Astronomy & astrophysics, 556, [A2]. https://doi.org/10.1051/0004-6361/201220873
  18. Koopmans, L. V. E., Abdalla, F. A., Bernardi, G., Ciardi, B., Daiboo, S., de Bruyn, A. G., ... Mellema, G. (2013). Reionization and the Cosmic Dawn with the Square Kilometre Array. Experimental Astronomy, 36(1), 235-318. https://doi.org/10.1007/s10686-013-9334-5
  19. Collett, T. E., Marshall, P. J., Auger, M. W., Hilbert, S., Suyu, S. H., Greene, Z., ... Blandford, R. D. (2013). Reconstructing the lensing mass in the Universe from photometric catalogue data. Monthly Notices of the Royal Astronomical Society, 432(1), 679-692. https://doi.org/10.1093/mnras/stt504
  20. Suyu, S. H., Auger, M. W., Hilbert, S., Marshall, P. J., Tewes, M., Treu, T., ... Meylan, G. (2013). Two Accurate Time-delay Distances from Strong Lensing: Implications for Cosmology. Astrophysical Journal, 766(2), [70]. https://doi.org/10.1088/0004-637X/766/2/70
  21. Sotomayor-Beltran, C., Sobey, C., Hessels, J. W. T., de Bruyn, G., Noutsos, A., Alexov, A., ... Zarka, P. (2013). Calibrating high-precision Faraday rotation measurements for LOFAR and the next generation of low-frequency radio telescopes. Astronomy & astrophysics, 552, [A58]. https://doi.org/10.1051/0004-6361/201220728
  22. Sotomayor-Beltran, C., Sobey, C., Hessels, J. W. T., de Bruyn, G., Noutsos, A., Alexov, A., ... Yatawatta, S. (2013, Mar 1). ionFR: Ionospheric Faraday rotation.
  23. Fassnacht, C., Suyu, S., Treu, T., Auger, M., Koopmans, L., & Marshall, P. (2013). Quantifying the line-of-sight mass distributions to time-delay lenses. NOAO Proposal, 2013.
  24. Offringa, A. R., de Bruyn, A. G., Zaroubi, S., van Diepen, G., Martinez-Ruby, O., Labropoulos, P., ... Mellema, G. (2013). The LOFAR radio environment. Astronomy & astrophysics, 549, [A11]. https://doi.org/10.1051/0004-6361/201220293
  25. Courteau, S., Cappellari, M., Jong, R. S. D., Dutton, A. A., & Koopmans, L. V. E. (2013). Galaxy Masses: A Review. Elsevier.
  26. 2012
  27. van Weeren, R. J., Rottgering, H. J. A., Rafferty, D. A., Pizzo, R., Bonafede, A., Brueggen, M., ... de Vos, M. (2012). First LOFAR observations at very low frequencies of cluster-scale non-thermal emission: The case of Abell 2256. Astronomy & astrophysics, 543, [A43]. https://doi.org/10.1051/0004-6361/201219154
  28. Hassall, T. E., Stappers, B. W., Hessels, J. W. T., Kramer, M., Alexov, A., Anderson, K., ... Jonker, P. (2012). Wide-band simultaneous observations of pulsars: disentangling dispersion measure and profile variations. Astronomy & astrophysics, 543, [A66]. https://doi.org/10.1051/0004-6361/201218970
  29. Sonnenfeld, A., Treu, T., Gavazzi, R., Marshall, P. J., Auger, M. W., Suyu, S. H., ... Bolton, A. S. (2012). Evidence for Dark Matter Contraction and a Salpeter Initial Mass Function in a Massive Early-type Galaxy. Astrophysical Journal, 752(2), [163]. https://doi.org/10.1088/0004-637X/752/2/163
  30. Suyu, S. H., Hensel, S. W., McKean, J. P., Fassnacht, C. D., Treu, T., Halkola, A., ... Matthews, K. (2012). Disentangling Baryons and Dark Matter in the Spiral Gravitational Lens B1933+503. Astrophysical Journal, 750(1), [10]. https://doi.org/10.1088/0004-637X/750/1/10

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