8 papers
Nanoscale Non-Destructive Ferroelectric Characterization with Non-Contact Heterodyne Electrostrain Force Microscopy
Qibin Zeng, Qicheng Huang, Hongli Wang +5
Perceiving nanoscale ferroelectric phenomena from real space is of great importance for elucidating underlying ferroelectric physics. During the past decades, nanoscale ferroelectr…
Strong Phonon-Cavity Coupling and Parametric Interaction in a Single Microcantilever under Ambient Conditions
Qibin Zeng, Kaiyang Zeng
Parametrically tuning the oscillation dynamics of coupled micro/nano-mechanical resonators through a mechanical pump scheme has recently attracted great attentions from fundamental…
A New Heterodyne Megasonic Piezoresponse Force Microscopy with High-frequency Excitation beyond 100 MHz
Qibin Zeng, Hongli Wang, Qicheng Huang +2
Piezoresponse Force Microscopy (PFM), as a powerful nanoscale characterization technique, has been extensively utilized to elucidate diverse underlying physics of ferroelectricity.…
Predicting the Porosity Formed in Freeze Casting by Artificial Neural Network
Yue Liu, Wei Zhai, Kaiyang Zeng
Freeze casting has been increasingly applied to process various porous materials. A linear relationship between the final porosity and the initial solid material fraction in the su…
Variation of Contact Resonance Frequency during Domain Switching in PFM Measurements for Ferroelectric Materials
Yue Liu, Yao Sun, Wanheng Lu +5
Piezoresponse Force Spectroscopy (PFS) is a powerful method widely used for measuring the nanoscale ferroelectric responses of the materials. However, it is found that certain non-…
General Resolution Enhancement Method in Atomic Force Microscopy (AFM) Using Deep Learning
Y. Liu, Q. M. Sun, Dr. W. H. Lu +5
This paper develops a resolution enhancement method for post-processing the images from Atomic Force Microscopy (AFM). This method is based on deep learning neural networks in the…