具有 250mm 通光孔的垂直场电磁铁
仪器与探测器
2021-01-07 v1 材料科学
摘要
我们呈现一种实验室电磁铁,能够产生高达 0.48T 的磁场,专门设计为环境条件下薄膜样品的垂直磁通源。该磁铁在样品平面上方具有 250mm 直径的通光孔,从而与多种实验装置兼容。尽管尺寸宽大,该磁铁在最大场下热耗散小于 1kW。采用异形铁磁铁芯放大并均化磁场 ,在最大场下 28mm 区域内 的均匀性估计为 1.5mT (0.3%)。样品台与磁铁热隔离并受控温,即便在高磁场下也能以 5mK 精度控温。
引用
@article{arxiv.2101.02192,
title = {A perpendicular field electromagnet with a 250mm access bore},
author = {A. P. Petrović and B. H. M. Smit and K. L. Fong and B. Satywali and X. Y. Tee and C. Panagopoulos},
journal= {arXiv preprint arXiv:2101.02192},
year = {2021}
}
备注
8 pages, 6 figures. This article may be downloaded for personal use only. Any other use requires prior permission of the author and AIP Publishing. This is the accepted version of the article published in Review of Scientific Instruments 92, 015102 (2021), which may be found at https://doi.org/10.1063/5.0027913