High-sensitivity noncontact atomic force microscope/scanning tunneling microscope (ne AFM/STM) operating at subangstrom oscillation amplitudes for atomic resolution imaging and force spectroscopy

A. Oral*, R. A. Grimble, H. Ö Özer, J. B. Pethica

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

43 Citations (Scopus)

Abstract

A highly sensitive noncontact atomic force microscope/scanning tunneling microscope (STM) operating in ultrahigh vacuum (UHV) with subangstrom oscillation amplitudes for atomic resolution imaging and force-distance spectroscopy was described. A novel fiber interferometer with very low noise levels was employed to detect cantilever displacements. The subangstrom oscillation amplitudes allow the force-distance measurements which reveal very short range force interactions.

Original languageEnglish
Pages (from-to)3656-3663
Number of pages8
JournalReview of Scientific Instruments
Volume74
Issue number8
DOIs
Publication statusPublished - Aug 2003
Externally publishedYes

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