A team from France and the Netherlands set a new speed record for subdividing the second, reporting last year that a laser strobe light had emitted pulses lasting 250 attoseconds—that's 250 billionths of a billionth of a second.
A team from France and the Netherlands set a new speed record for subdividing the second, reporting last year that a laser strobe light had emitted pulses lasting 250 attoseconds—that's 250 billionths of a billionth of a second.
去年，法国与荷兰合组的研究团队创下新纪录，根据他们报导，一束频闪雷射光发射的脉冲，只持续了250阿秒（10-18秒）。