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. 2004
  2. Stern, D., van Dokkum, PG., Nugent, P., Sand, DJ., Ellis, RS., Sullivan, M., ... Treu, T. (2004). Discovery of a transient U-band dropout in a Lyman break survey: A tidally disrupted star at z=3.3? Astrophysical Journal, 612(2), 690-697.
  3. Treu, T., Koopmans, L. V. E., Sand, D. J., Smith, G. P., & Ellis, R. S. (2004). The dark matter halos of spheroidal galaxies and clusters of galaxies. In S. Ryder, D. Pisano, M. Walker, & K. Freeman (Eds.), Dark Matter in Galaxies: Proceedings, IAU Symposium 220 (Vol. 220, pp. 159). (ASP Conference series; Vol. 220). ASP.
  4. Salim, S., Rich, R. M., Hansen, B. M., Koopmans, L. V. E., Oppenheimer, B. R., & Blandford, R. D. (2004). Cool White Dwarfs Revisited: New Spectroscopy and Photometry. The Astrophysical Journal, 601(Part 1), 1075-U200. https://doi.org/10.1086/380581
  5. Koopmans, L. V. E., & Treu, T. (2004). The Lenses Structure and Dynamics Survey. In M. Plionis (Ed.), Multiwavelength Cosmology: Proceedings of the “Multiwavelength Cosmology” Conference, held on Mykonos Island, Greece, 17–20 June, 2003 (pp. 23-26). ( Astrophysics and Space Science Library book series ; Vol. 301). Dordrecht: Springer. https://doi.org/10.1007/0-306-48570-2_4
  6. 2003
  7. Koopmans, LVE., Biggs, A., Blandford, RD., Browne, IWA., Jackson, NJ., Mao, S., ... Wambsganss, J. (2003). Extrinsic radio variability of JVAS/CLASS gravitational lenses. Astrophysical Journal, 595(2), 712-718.
  8. Myers, S. T., Jackson, N. J., Browne, I. W. A., de Bruyn, A. G., Pearson, T. J., Readhead, A. C. S., ... Sykes, C. M. (2003). The Cosmic Lens All-Sky Survey - I. Source selection and observations. Monthly Notices of the Royal Astronomical Society, 341(1), 1-12. https://doi.org/10.1046/j.1365-8711.2003.06256.x
  9. Biggs, A. D., Rusin, D., Browne, I. W. A., de Bruyn, A. G., Jackson, N. J., Koopmans, L. V. E., ... Wilkinson, P. N. (2003). B0850+054: a new gravitational lens system from CLASS. Monthly Notices of the Royal Astronomical Society, 338(4), 1084-1088. https://doi.org/10.1046/j.1365-8711.2003.06159.x
  10. Argo, M. K., Jackson, N. J., Browne, I. W. A., York, T., McKean, J. P., Biggs, A. D., ... Wilkinson, P. N. (2003). CLASS B0445+123: a new two-image gravitational lens system. Monthly Notices of the Royal Astronomical Society, 338(4), 957-961. https://doi.org/10.1046/j.1365-8711.2003.06138.x
  11. Treu, T., & Koopmans, L. V. E. (2003). The internal structure of high-Z E/S0 galaxies from LSD. In C. M. Boily, P. Patsis, S. Portegies Zwart, R. Spurzem, & C. Theis (Eds.), EAS Publications Series (Vol. 10, pp. 61). EDP Sciences. https://doi.org/10.1051/eas:2003131
  12. 2002
  13. Koopmans, L. V. E., Garrett, M. A., Blandford, R. D., Lawrence, C. R., Patnaik, A. R., & Porcas, R. W. (2002). 2016+112: A gravitationally lensed type II quasar. Monthly Notices of the Royal Astronomical Society, 334(1), 39-47. https://doi.org/10.1046/j.1365-8711.2002.05438.x
  14. Koopmans, L. V. E., & Blandford, R. D. (2002). White Dwarfs: Contributors and Tracers of the Galactic Dark-Matter Halo. In P. Natarajan (Ed.), The Shapes of Galaxies and their Dark Halos (pp. 150-153). World Scientific Publishing. https://doi.org/10.1142/9789812778017_0024
  15. Argo, M. K., Jackson, N. J., Browne, I. W. A., York, T., McKean, J. P., Biggs, A. D., ... Wilkinson, P. (2002). CLASS B0445+123: a new two-image gravitational lens system. Physical Review Letters, 89(15). https://doi.org/10.1103/PhysRevLett.89.151301
  16. Blandford, R., Agol, E., Broderick, A., Heyl, J., Koopmans, L., & Lee, H-W. (2002). Compact objects and accretion disks. Proceedings of the Canary Islands Winter School of Astrophysics, 177-223.
  17. 2001
  18. Augusto, P., Browne, I. W. A., Wilkinson, P. N., Jackson, N. J., Fassnacht, C. D., Muxlow, T. W. B., ... Taylor, G. B. (2001). B2114+022: A distant radio source gravitationally lensed by a starburst galaxy. Monthly Notices of the Royal Astronomical Society, 326(3), 1007-1014. https://doi.org/10.1046/j.1365-8711.2001.04764.x
  19. Rusin, D., Marlow, DR., Norbury, M., Browne, IWA., Jackson, N., Wilkinson, PN., ... de Bruyn, AG. (2001). The new two-image gravitational lens system class B2319+051. The Astronomical Journal, 122(2), 591-597.
  20. Koopmans, L. V. E., Blandford, R. D., de Bruyn, A. G., Fassnacht, C. D., & Wambsganss, J. (2001). Microlensing and Stellar Remnants. Bulletin of the American Astronomical Society, 198, 37.02.
  21. Marlow, DR., Rusin, D., Norbury, M., Jackson, N., Browne, IWA., Wilkinson, PN., ... de Bruyn, AG. (2001). Class B0739+366: A new two-image gravitational lens system. The Astronomical Journal, 121(2), 619-624.
  22. Biggs, A. D., Browne, I. W. A., Wilkinson, P. N., Muxlow, T. W. B., Helbig, P., & Koopmans, L. V. E. (2001). B0218+357: Time Delays and New MERLIN/VLA 5 GHz Maps of the Einstein Ring. In T. G. Brainerd, & C. S. Kochanek (Eds.), Gravitational Lensing: Recent Progress and Future Go (Vol. 237, pp. 137). Astronomical Society of the Pacific.
  23. Xanthopoulos, E., Browne, I. W. A., Wilkinson, P. N., Jackson, N. J., Karidis, A., Porcas, R. W., ... Marlow, D. R. (2001). Everything You Ever Wanted to Know about the JVAS Gravitational Lens System B1030+074 but were Afraid to Ask. In T. G. Brainerd, & C. S. Kochanek (Eds.), Gravitational Lensing: Recent Progress and Future Go (Vol. 237, pp. 109). Astronomical Society of the Pacific.
  24. Fassnacht, C. D., Xanthopoulos, E., Koopmans, L. V. E., Pearson, T. J., Readhead, A. C. S., & Myers, S. T. (2001). Measuring H$_0$ with CLASS B1608+656: The Second Season of VLA Monitoring. In T. G. Brainerd, & C. S. Kochanek (Eds.), Gravitational Lensing: Recent Progress and Future Go (Vol. 237, pp. 121). Astronomical Society of the Pacific.
  25. Koopmans, L. V. E. (2001). Radio-Microlensing in B1600+434: Probing MACHOs at High-Redshifts. In J. Tran Thanh Van, Y. Mellier, & M. Moniez (Eds.), Cosmological Physics with Gravitational Lensing (pp. 99). (Moriond astrophysics meetings). EDP Sciences.
  26. Koopmans, LE., de Bruyn, AG., Wambsganss, J., & Fassnacht, CD. (2001). A radio-microlensing caustic crossing in B1600+434? In JW. Menzies, & PD. Sackett (Eds.), MICROLENSING 2000: A NEW ERA OF MICROLENSING ASTROPHYSICS (pp. 363-371). (ASTRONOMICAL SOCIETY OF THE PACIFIC CONFERENCE SERIES; Vol. 239). SAN FRANCISCO: ASTRONOMICAL SOC PACIFIC.
  27. Koopmans, LVE., & de Bruyn, AG. (2001). Microlensing & scintillation of gravitationally lensed compact radio sources: Evidence for MACHOs? In TG. Brainerd, & CS. Kochanek (Eds.), GRAVITATIONAL LENSING: RECENT PROGRESS AND FUTURE GOALS (pp. 193-196). (ASTRONOMICAL SOCIETY OF THE PACIFIC CONFERENCE SERIES; Vol. 237). SAN FRANCISCO: ASTRONOMICAL SOC PACIFIC.
  28. 2000
  29. Phillips, PM., Norbury, MA., Koopmans, LVE., Browne, IWA., Jackson, NJ., Wilkinson, PN., ... Xanthopoulos, E. (2000). A new quadruple gravitational lens system: CLASS B0128+437. Monthly Notices of the Royal Astronomical Society, 319(2), L7-L11. https://doi.org/10.1046/j.1365-8711.2000.04033.x
  30. Koopmans, LVE., de Bruyn, AG., Fassnacht, CD., Marlow, DR., Rusin, D., Blandford, RD., ... Hoekstra, H. (2000). CLASS B0827+525: 'Dark lens' or binary radio-loud quasar? Astronomy & astrophysics, 361(3), 815-822.
  31. Marlow, DR., Rusin, D., Jackson, N., Wilkinson, PN., Browne, IWA., & Koopmans, L. (2000). Redshifts of class radio sources. The Astronomical Journal, 119(6), 2629-2633.

ID: 177556