吧友们,使用AFM定量测量二维材料的摩擦力,首先需要校准摩擦力。我查阅文献后,想用热噪声谱法(thermal noise spectrum)去校准摩擦力。目前,原理已经懂了,但不知道如何通过AFM得到lateral thermal noise spectrum,不知大家是否知道?
文献中说,thermal noise spectra were recorded for both thevertical and lateral deflection channels. 吧友们是否知道如何在AFM实现这个操作?
文献中说,thermal noise spectra were recorded for both thevertical and lateral deflection channels. 吧友们是否知道如何在AFM实现这个操作?