AFM

Posted by XiLock on November 26, 2019

理论

  1. Thermal Tune: Detect the natural resonant frequency of the cantilever by doing an interactive series of frequency sweeps and averaging them. A real-time amplitude v.s. frequency (power spectrum) plot coms up.大部分的drive frequency for AC mode cantilever在50kHz-400kHz的范围(气相)。
  2. Amplitude modulation也叫Tapping mode, intermitent contact mode, dynamic force mode.
  3. 镀Al的tip不宜用于液相,背面镀Au或全部镀Au的可以。

Trik

  1. 如何调激光
  2. FFT去除有规律的杂线

相关资料

  1. 一文读懂原子力显微镜(AFM)测试


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