BEC graphs Published 5 June, 2013 at 866 × 577 in Is that BEC in your laser-cooled magnetic trap, or are you just happy to see me? Bose-Einstein Condensation at 400, 200, and 50 nano-Kelvins Note how the atoms stack up (“condense”) as you move from 400 billionths of a degree (left) to 50 billionths of a degree (right) of absolute zero.