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
Publications
  1. Constraining the intergalactic medium at z ≈ 9.1 using LOFAR Epoch of Reionization observations

    Ghara, R., Giri, S. K., Mellema, G., Ciardi, B., Zaroubi, S., Iliev, I. T., Koopmans, L. V. E., Chapman, E., Gazagnes, S., Gehlot, B. K., Ghosh, A., Jelić, V., Mertens, F. G., Mondal, R., Schaye, J., Silva, M. B., Asad, K. M. B., Kooistra, R., Mevius, M., Offringa, A. R., Pandey, V. N. & Yatawatta, S., Apr-2020, In : Monthly Notices of the Royal Astronomical Society. 493, 4, p. 4728-4747 20 p.

    Research output: Contribution to journalArticleAcademicpeer-review

  2. Mapping Cosmic Dawn and Reionization: Challenges and Synergies: Astro2020 Science White Paper

    La Plante, P., Alvarez, M., Fialkov, A., Aguirre, J., Ali-Haïmoud, Y., Becker, G., Bowman, J., Breysse, P., Bromm, V., Bull, P., Burns, J., Cappelluti, N., Carucci, I., Chang, T-C., Cleary, K., Cooray, A., Chen, X., Chiang, H., Cohn, J., DeBoer, D., Dillon, J., Doré, O., Dvorkin, C., Ferraro, S., Furlanetto, S., Hazelton, B., Hill, J. C., Jacobs, D., Karkare, K., Keating, G. K., Koopmans, L., Kovetz, E., Lidz, A., Liu, A., Ma, Y-Z., Mao, Y., Masui, K., McQuinn, M., Mirocha, J., Muñoz, J., Murray, S., Parsons, A., Pober, J., Saliwanchik, B., Sievers, J., Thyagarajan, N., Trac, H., Vikhlinin, A., Visbal, E. & Zaldarriaga, M., 1-May-2019, In : Bulletin of the American Astronomical Society. 51, 3, id 394.

    Research output: Contribution to journalArticleAcademic

  3. The first power spectrum limit on the 21-cm signal of neutral hydrogen during the Cosmic Dawn at z=20-25 from LOFAR

    Gehlot, B. K., Mertens, F. G., Koopmans, L. V. E., Brentjens, M. A., Zaroubi, S., Ciardi, B., Ghosh, A., Hatef, M., Iliev, I. T., Jelic, V., Kooistra, R., Krause, F., Mellema, G., Mevius, M., Mitra, M., Offringa, A. R., Pandey, V. N., Sardarabadi, A. M., Schaye, J., Silva, M. B., Vedantham, H. K. & Yatawatta, S., Sep-2019, In : Monthly Notices of the Royal Astronomical Society. 488, 3, p. 4271-4287 17 p.

    Research output: Contribution to journalArticleAcademicpeer-review

  4. Needle-like structures discovered on positively charged lightning branches

    Hare, B. M., Scholten, O., Dwyer, J., Trinh, T. N. G., Buitink, S., ter Veen, S., Bonardi, A., Corstanje, A., Falcke, H., Hörandel, J. R., Huege, T., Mitra, P., Mulrey, K., Nelles, A., Rachen, J. P., Rossetto, L., Schellart, P., Winchen, T., Anderson, J., Avruch, I. M., Bentum, M. J., Blaauw, R., Broderick, J. W., Brouw, W. N., Brüggen, M., Butcher, H. R., Ciardi, B., Fallows, R. A., de Geus, E., Duscha, S., Eislöffel, J., Garrett, M. A., Grießmeier, J. M., Gunst, A. W., van Haarlem, M. P., Hessels, J. W. T., Hoeft, M., van der Horst, A. J., Iacobelli, M., Koopmans, L. V. E., Krankowski, A., Maat, P., Norden, M. J., Paas, H., Pandey-Pommier, M., Pandey - Pommier, M., Pekal, R., Pizzo, R., Reich, W., Rothkaehl, H., Röttgering, H. J. A., Rowlinson, A., Schwarz, D. J., Shulevski, A., Sluman, J., Smirnov, O., Soida, M., Tagger, M., Toribio, M. C., van Ardenne, A., Wijers, R. A. M. J., van Weeren, R. J., Wucknitz, O., Zarka, P. & Zucca, P., 18-Apr-2019, In : Nature. 568, p. 360-363 4 p.

    Research output: Contribution to journalArticleAcademicpeer-review

  5. The strong gravitational lens finding challenge

    Metcalf, R. B., Meneghetti, M., Avestruz, C., Bellagamba, F., Bom, C. R., Bertin, E., Cabanac, R., Courbin, F., Davies, A., Decencière, E., Flamary, R., Gavazzi, R., Geiger, M., Hartley, P., Huertas-Company, M., Jackson, N., Jacobs, C., Jullo, E., Kneib, J. -P., Koopmans, L. V. E., Lanusse, F., Li, C. -L., Ma, Q., Makler, M., Li, N., Lightman, M., Petrillo, C. E., Serjeant, S., Schäfer, C., Sonnenfeld, A., Tagore, A., Tortora, C., Tuccillo, D., Valentín, M. B., Velasco-Forero, S., Verdoes Kleijn, G. A. & Vernardos, G., 1-May-2019, In : Astronomy and astrophysics. 625, May 2019, 22 p., A119.

    Research output: Contribution to journalArticleAcademicpeer-review

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