On Sunday morning, December 6th, 2009, the LHC achieved for the first time 900 GeV collisions under stable-beam conditions. This allowed ATLAS to fully ramp the high voltage of the inner most pixel and silicon-strip tracking detectors. (12/2009)
| Watching the First Collsion Event in the Control Room |
| Waiting For the First Collsions |
| What We Do Is Not In Textbooks |
| The Large Hadron Rap |
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| Collision Events |
ATLAS Physics |
How ATLAS Detects Particles |
ATLAS Personalities |
Construction of ATLAS |
Beyond Categorization |
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