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Ferroelectricity is observed in hexagonal boron nitride(hBN) through control of the registry of stacked layers, which we explore through both amplitude-modulated and sideband Kelvin probe force microscopy (KPFM) on the Park FX40 automatic AFM.

A schematic of the formation of parallel stacked bilayer hBN is shown in addition to a contact potential difference map measured using sideband KPFM.

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Bryan Lim

Park Systems新加坡分公司 产品应用工程师

报告人Bryan Lim是帕克新加坡分公司的产品应用工程师,拥有超过十年的原子力显微镜操作经验,精通不同研究领域的电学、纳米机械学、磁学和流动测量模式等。