论文标题

通过分层MPX3中的非磁性配体取代控制磁交换和各向异性(M = Ni,Mn; X = S,SE)

Controlling magnetic exchange and anisotropy by non-magnetic ligand substitution in layered MPX3 (M = Ni, Mn; X = S, Se)

论文作者

Basnet, Rabindra, Kotur, K., Rybak, M., Stephenson, Cory, Bishop, Samuel, Autieri, C., Birowska, M., Hu, Jin

论文摘要

二维(2D)磁性的最新发现加剧了对范德华(VDW)磁性材料的研究,并进一步提高了我们调整其磁性特性的能力。可调磁性已在抗铁磁金属硫代磷酸盐MPX3中广泛研究。金属离子M的替代已被用作在MPX3中掌握磁力的重要技术。在这项工作中,我们研究了MPX3中先前未开发的chalcogen X取代(M = MN/Ni; X = S/SE)。我们合成了MNPS3-XSEX(0 <x <3)和NIPS3-XSEX(0 <x <1.3)的单晶,并研究了磁性不同x的系统演化。我们的研究揭示了SE取代后MNPS3和NIPS3中磁相互作用和各向异性的有效调整。磁性的这种有效的工程提供了一个合适的平台,以了解低维磁性并开发未来的磁性设备。

Recent discoveries in two-dimensional (2D) magnetism have intensified the investigation of van der Waals (vdW) magnetic materials and further improved our ability to tune their magnetic properties. Tunable magnetism has been widely studied in antiferromagnetic metal thiophosphates MPX3. Substitution of metal ions M has been adopted as an important technique to engineer the magnetism in MPX3. In this work, we have studied the previously unexplored chalcogen X substitutions in MPX3 (M = Mn/Ni; X = S/Se). We synthesized the single crystals of MnPS3-xSex (0 < x < 3) and NiPS3-xSex (0 < x < 1.3) and investigated the systematic evolution of the magnetism with varying x. Our study reveals the effective tuning of magnetic interactions and anisotropies in both MnPS3 and NiPS3 upon Se substitution. Such efficient engineering of the magnetism provides a suitable platform to understand the low-dimensional magnetism and develop future magnetic devices.

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