ROLE OF RELATIVE-HUMIDITY IN ATOMIC-FORCE MICROSCOPY IMAGING

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作者
THUNDAT, T
ZHENG, XY
CHEN, GY
WARMACK, RJ
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O64 [物理化学(理论化学)、化学物理学];
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070304 ; 081704 ;
摘要
Atomic force microscope images were found to be influenced significantly by relative humidity. Higher relative humidity produces higher adhesion forces and reduced resolution. Atomic resolution on mica was abruptly lost when the relative humidity was slowly decreased while scanning. This effect could be reversed by increasing the relative humidity or by increasing the cantilever force. At higher relative humidities the lateral force on the tip was found to increase significantly with increasing scanning speed.
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页码:L939 / L943
页数:5
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