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测量永远不可能达到绝对精确吗?“海森堡魔咒”能被打破吗?
不知道大家是否还记得,在上一篇文章中,我们了解了用来描述量子精密测量的重要计量学概念——海森堡极限,我们不妨再次回顾一下这一概念。简单而言,“海森堡极限”就是利用量子测量方案所能达到的测量精度极限。对于N个处于量子纠缠态的微观粒子而言,它们集体的测量 ...
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