First 7 Tev collisions have been recorded in ATLAS
30 March 2010 | By
![](http://atlas-public.web.cern.ch/sites/atlas-public.web.cern.ch/files/field/image/1003060_07-A4-at-144-dpi.jpg)
After ramping of the beams to 3.5 TeV and tuning, final checks, and some emotions due to an unforeseen beam dump, the 7 TeV collisions finally appeared on the on-line monitors of the ATLAS Control Room.
A new energy window is open for the scientists to look through!