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Potential sensitivities in frequency modulation and heterodyne amplitude modulation Kelvin probe force microscopes
In this paper, the potential sensitivity in Kelvin probe force microscopy (KPFM) was investigated in frequency modulation (FM) and heterodyne amplitude modulation (AM) modes. We showed theoretically that the minimum detectable contact potential difference (CPD) in FM-KPFM is higher than in heterodyn...
Autores principales: | , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Springer
2013
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3895793/ https://www.ncbi.nlm.nih.gov/pubmed/24350866 http://dx.doi.org/10.1186/1556-276X-8-532 |