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![[Translate to chinese:] Image of magnetic steel taken with a 100x objective using Kerr microscopy. The magnetic domains in the grains appear in the image with lighter and darker patterns. A few domains are marked with red arrows. Courtesy of Florian Lang-Melzian, Robert Bosch GmbH, Germany.](/fileadmin/_processed_/1/8/csm_Magnetic_steel_100x_objective_Kerr_microscopy_06ead95143.jpg "[Translate to chinese:] Image of magnetic steel taken with a 100x objective using Kerr microscopy. The magnetic domains in the grains appear in the image with lighter and darker patterns. A few domains are marked with red arrows.")
使用克尔显微镜快速可视化钢中的磁畴
磁性材料中磁畴与偏振光相互作用后光的旋转，称为克尔效应，使得使用克尔显微镜对磁化样品进行研究成为可能。它可以快速可视化材料表面的磁域。对于用于电气和电子设备的磁性材料（例如钢合金）的高效研发和质量控制，克尔显微镜可以发挥重要作用。本文详细描述了如何使用克尔显微镜对钢合金晶粒中的磁域进行成像。
