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On-line sensing and visual feedback for Atomic Force Microscopy (AFM) based nano-manipulations

Bo Song, Ning Xi*, Ruiguo Yang, King Wai Chiu Lai, Chengeng Qu

*Corresponding author for this work

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

Atomic Force Microscopy (AFM) is a powerful and popular technique of single-molecule imaging both in air and liquid. Recent research and hardware development provide AFM with the function of manipulation nano-particle and modify sample surface in nano-scale. However, due to AFM usually takes several minutes to get an image and the surface change is hard to observe in real-time manipulation. In this paper, a novel approach for on-line sensing and display method is proposed and used for updating the surface change during the manipulation of cell. In this approach a cutting force detection model is used for cutting depth judgment. In addition, an adaptive local-scan strategy is involved here to get the topography of the local surface. Finally a display model is used to update the change of the surface during the manipulation. With this novel scheme the process of cell cutting become real-time visualized. So, AFM tip could work as an efficient nanolithography or cutting tool. © 2010 IEEE.
Original languageEnglish
Title of host publication2010 IEEE Nanotechnology Materials and Devices Conference, NMDC2010
Pages71-74
DOIs
Publication statusPublished - 2010
Externally publishedYes
Event4th IEEE Nanotechnology Materials and Devices Conference (NMDC2010) - Monterey, United States
Duration: 12 Oct 201015 Oct 2010

Conference

Conference4th IEEE Nanotechnology Materials and Devices Conference (NMDC2010)
PlaceUnited States
CityMonterey
Period12/10/1015/10/10

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