# Design of Multiple Modulated Frequency Lock-In Amplifier for Tapping-Mode Atomic Force Microscopy Systems

> Research article (IEEE Transactions on Instrumentation and Measurement, 2016) · cited 38× · AI/ML

**Wikidata**: [openalex:W2470597547](https://www.wikidata.org/wiki/openalex:W2470597547)  
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