论文标题

高精度,低激发能力测量方法从10 MK到室温

High Precision, Low Excitation Capactiance Measurement Methods from 10 mK- to Room-Temperature

论文作者

Zhao, Lili, Lin, Wenlu, Fan, Xing, Song, Yuanjun, Lu, Hong, Liu, Yang

论文摘要

电容测量是研究量子设备的一种有用技术,因为它直接探测了局部粒子充电性能,即系统可压缩性。在这里,我们报告了一种方法,可以以极佳的精度测量从MK到室温的电容。我们的实验表明,这种高精度技术能够揭示高弹性二维电子系统的精致而基本的特性。

Capacitance measurement is a useful technique in studying quantum devices, as it directly probes the local particle charging properties, i.e. the system compressibility. Here we report one approach which can measure capacitance from mK to room temperature with excellent accuracy. Our experiments show that such a high-precision technique is able to reveal delicate and essential properties of high-mobility two-dimensional electron systems.

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