Southern CTA site confirmed to be in Chile

On 19 December 2018, the Cherenkov Telescope Array Observatory (CTAO) and the European Southern Observatory (ESO) signed the final agreements needed for CTA’s southern hemisphere array to be hosted near ESO’s Paranal Observatory in Chile. With these agreements in place, the CTAO will be able to begin construction on the southern site. The hosting agreement with the Instituto de Astrofísica de Canarias (IAC) is already in place to host CTA’s northern hemisphere array at the Observatorio del Roque de los Muchachos in La Palma, Spain.

Jiří Kvita head of the Editorial Board for a publication of the CERN-ATLAS collaboration

Within the collaboration with the ATLAS experiment located in the laboratory CERN, Jiří Kvita from the Joint Laboratory of Optics served as the internal Editorial Board chair supervising and completing the publication of the analysis of a process where, in proton-proton collisions at the LHC collider, pairs of heavies particles, top quarks, are produced in association with another pair of heavy quarks of type b (dubbed beauty, bottom), denoted as ttbb product