基于AFM的力光谱单分子共价附价

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Cited by 3

10:37 min

March 16th, 2020

10.3791/60934-v

March 16th, 2020

11.9K views

探针分子附于原子力显微镜(AFM)悬臂尖端是研究其物理特性的关键技术。这使我们能够通过基于 AFM 的单分子力光谱,确定聚合物的拉伸力、解吸力和长度,具有高可重复性。

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Single Molecule Force Spectroscopy

Chapters in this video

0:04

Introduction

0:52

Surface Activation, Silanization, and PEGylation

3:03

Covalent Polymer Attachment

4:21

Determining the Inverse Optical Lever Sensitivity (InVOLS)

6:13

Determining the AFM Cantilever Force Constant

7:06

Data Collection

8:10

Results: Single-Molecule Stretching and Desorption

9:44

Conclusion

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