Feature Extraction for Bearing Fault Detection Using Wavelet Packet Energy and Fast Kurtogram Analysis

by Xiaojun Zhang, Jirui Zhu, Yaqi Wu, Dong Zhen, Minglu Zhang
Published 2020-10-01

Flattened Gaussian focal spot with uniform phase produced by photon sieve

by Changjie Cheng, Qing Cao, Lihua Bai, Chaoyue Li, Jirui Zhu
Published 2023-06-01

Study on the Influence of Floating Sun Gear on the Dynamic Characteristic of Planetary Gear Transmission System

by Zhanli Yang, Yinghui Liu, Jirui Zhu, Feiyue Wang, Dong Zhen, Huibo Zhang
Published 2021-04-01