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Peak Force QNM - operation in liquid

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posted on Tue, Apr 6 2010 10:34 AM

When operating in liquid, can you use the regular PFQNM parameters or do you have to change something?

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Start with the PFQNM (or ScanAsyst) in fluid experiment.  At least two settings that seem to require different settings are the drive amplitude and the # frames for auto config (I can't recall the exact parameter name).  Typing a number other than 0 into the # frames causes an auto-config to happen after every x number of frames.  This is more important in fluid than in air.  For the drive amplitude try starting with 50nm-100nm (instead of 150 nm).

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