@incollection{Huang21, author = {Lin Zhang and Hu Huang}, title = {Parasitic Motion Principle (PMP) Piezoelectric Actuators: Definition and Recent Developments}, booktitle = {Piezoelectric Actuators}, publisher = {IntechOpen}, address = {Rijeka}, year = {2021}, editor = {Hu Huang and Jianping Li}, chapter = {2}, doi = {10.5772/intechopen.96095}, url = {https://doi.org/10.5772/intechopen.96095} }