But because the detector is cooled to well below its transition temperature, a sea of intact Cooper pairs is still present, so the electrical resistance remains zero.

 
  • 产生的准粒子数目与光子能量成正比,但由于探测器必须一直冷却在转变温度以下,大量古柏对仍然存在,因此电阻依然是零。
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