no code implementations • 15 Jun 2020 • X. Ding, T. Treu, S. Birrer, G. C. -F. Chen, J. Coles, P. Denzel, M. Frigo A. Galan, P. J. Marshall, M. Millon, A. More, A. J. Shajib, D. Sluse, H. Tak, D. Xu, M. W. Auger, V. Bonvin, H. Chand, F. Courbin, G. Despali, C. D. Fassnacht, D. Gilman, S. Hilbert, S. R. Kumar, Y. -Y. Lin, J. W. Park, P. Saha, S. Vegetti, L. Van de Vyvere, L. L. R. Williams
With this time delay lens modelling challenge we aim to assess the level of precision and accuracy of the modelling techniques that are currently fast enough to handle of order 50 lenses, via the blind analysis of simulated datasets.
Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies Instrumentation and Methods for Astrophysics
1 code implementation • 5 Jul 2019 • B. M. Roberts, P. Delva, A. Al-Masoudi, A. Amy-Klein, C. Bærentsen, C. F. A. Baynham, E. Benkler, S. Bilicki, S. Bize, W. Bowden, J. Calvert, V. Cambier, E. Cantin, E. A. Curtis, S. Dörscher, M. Favier, F. Frank, P. Gill, R. M. Godun, G. Grosche, C. Guo, A. Hees, I. R. Hill, R. Hobson, N. Huntemann, J. Kronjäger, S. Koke, A. Kuhl, R. Lange, T. Legero, B. Lipphardt, C. Lisdat, J. Lodewyck, O. Lopez, H. S. Margolis, H. Álvarez-Martínez, F. Meynadier, F. Ozimek, E. Peik, P. -E. Pottie, N. Quintin, C. Sanner, L. De Sarlo, M. Schioppo, R. Schwarz, A. Silva, U. Sterr, Chr. Tamm, R. Le Targat, P. Tuckey, G. Vallet, T. Waterholter, D. Xu, P. Wolf
By searching for coherent variations in the recorded clock frequency comparisons across the network, we significantly improve the constraints on transient variations of the fine structure constant.
Cosmology and Nongalactic Astrophysics High Energy Physics - Phenomenology Atomic Physics