Relative performance of spiral scan over raster scan in the AFM imaging

M. S. Rana, H. R. Pota, I. R. Petersen

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this paper, we first consider the use of a spiral rather than the conventional raster scanning method for improving the imaging performance of an atomic force microscope (AFM). To generate spirals, single-frequency, slowly varying amplitude sine and cosine waves are applied to the X-and Y-piezos, respectively, of the piezoelectric tube scanner (PTS) of an AFM. To demonstrate the performance improvement with the spiral scanning method, a comparison of spiral and raster scanning techniques is presented. In each case, the closed-loop operation is performed using a multi-input multi-output (MIMO) model predictive control (MPC) scheme augmented with a vibration compensator to minimize the tracking error.

Original languageEnglish
Title of host publicationICEEE 2015 - 1st International Conference on Electrical and Electronic Engineering
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages217-220
Number of pages4
ISBN (Electronic)9781509019397
DOIs
Publication statusPublished - 7 Mar 2016
Externally publishedYes
Event1st International Conference on Electrical and Electronic Engineering, ICEEE 2015 - Rajshahi, Bangladesh
Duration: 4 Nov 20156 Nov 2015

Publication series

NameICEEE 2015 - 1st International Conference on Electrical and Electronic Engineering

Conference

Conference1st International Conference on Electrical and Electronic Engineering, ICEEE 2015
Country/TerritoryBangladesh
CityRajshahi
Period4/11/156/11/15

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