基于共面波导与场调制的低温频域电子自旋共振谱仪
仪器与探测器
2020-02-11 v1
摘要
我们提出了一种基于共面波导和场调制来执行频域电子自旋共振(ESR)实验的仪器。其可访问频率(高达 25 GHz)、磁场(高达 8 T)和温度(低至 1.6 K)的大参数空间。我们以标准物质 DPPH(2,2-二苯基-1-三硝基苯肼)进行实验以校准场调制,并以碳纤维样品估算仪器的整体灵敏度。在低温下,在有和无场调制的情况下记录了红宝石样品在宽频率与磁场范围内的谱图。比较揭示了场调制所实现的信噪比提升。
引用
@article{arxiv.2001.08460,
title = {Cryogenic frequency-domain electron spin resonance spectrometer based on coplanar waveguides and field modulation},
author = {Björn Miksch and Martin Dressel and Marc Scheffler},
journal= {arXiv preprint arXiv:2001.08460},
year = {2020}
}
备注
The following article has been accepted by Review of Scientific Instruments. After it is published, it will be found at https://doi.org/10.1063/1.5141461