论文标题

使用单分子磁铁中的磁雪崩检测量子检测

Quantum Detection using Magnetic Avalanches in Single-Molecule Magnets

论文作者

Chen, Hao, Mahapatra, Rupak, Agnolet, Glenn, Nippe, Michael, Lu, Minjie, Bunting, Philip C., Melia, Tom, Rajendran, Surjeet, Gratta, Giorgio, Long, Jeffrey

论文摘要

从充当光学和红外光子的单个量子传感器到可以直接检测低质量暗物质的单个量子传感器,对单个量子的能量的检测具有相当大的科学兴趣。我们报告了通过MN12-乙酸盐制成的单分子磁铁(SMM)晶体散射Quanta引起的磁性雪崩的首次实验证明,从而首次确定了SMMS作为粒子探测器的使用。虽然当前的设置在MEV制度中具有能源阈值,但我们的结果激发了对各种SMM的探索,这些SMM的性质可以允许检测子EV能量沉积。

The detection of a single quantum of energy with high efficiency and low false positive rate is of considerable scientific interest, from serving as single quantum sensors of optical and infra-red photons to enabling the direct detection of low-mass dark matter. We report the first experimental demonstration of magnetic avalanches induced by scattering of quanta in single-molecule magnet (SMM) crystals made of Mn12-acetate, establishing the use of SMMs as particle detectors for the first time. While the current setup has an energy threshold in the MeV regime, our results motivate the exploration of a wide variety of SMMs whose properties could allow for detection of sub-eV energy depositions.

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