线性响应理论下三棱柱铁磁 MnBi2Te4的磁电响应系数 (IMAGE) Science China Press Caption 不同尺寸下三棱柱铁磁 MnBi2Te4磁电响应系数随交换强度的变化,随着尺寸的增大,磁电响应系数逐渐收敛到一个接近量子化的值,表现为接近量子化的拓扑磁电效应。 Credit ©《中国科学》杂志社 Usage Restrictions Use with credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.