【序号】: 【作者】: 【题名】:Optical Spectroscopy of Kramers Doublets of an Er3+ Ion in a Two-Dimensional Frustrated Magnetic Cu3Er(SeO3)2O2Cl 【期刊】:Optics and Spectroscopy volume 129, pages47–50 (2021) 【全文链接】:https://link.springer.com/article/10.1134/S0030400X21010094