The laser caused the matter wave to coalesce (dump atoms) inside the second BEC, forcing the surrounding atoms to radiate like antennas and reproduce the original pulse.

• 激光在第二块BEC凝聚物内引发了物质波的聚结（即原子转储），这迫使周围的原子像天线般地发射，并且再生出初始脉冲。