1. Erratum to: Bending and vibration of a discontinuous beam with a curvic coupling under different axial forces

   • Heng Liu
   • Jie Hong
   • Dayi Zhang

   Erratum 28 July 2022 Article: 53

2. Review of human—robot coordination control for rehabilitation based on motor function evaluation

   • Di Shi
   • Liduan Wang
   • Xilun Ding

   Review Article Open access 10 August 2022 Article: 28

3. Robust isogeometric topology optimization for piezoelectric actuators with uniform manufacturability

   • Jie Gao
   • Mi Xiao
   • Hao Li

   Research Article 10 August 2022 Article: 27

4. Tribological study on the surface modification of metal-on-polymer bioimplants

   • Gang Shen
   • Jufan Zhang
   • Fengzhou Fang

   Research Article Open access 27 July 2022 Article: 26

   

5. General closed-form inverse kinematics for arbitrary three-joint subproblems based on the product of exponential model

   • Tao Song
   • Bo Pan
   • Yili Fu

   Research Article 10 August 2022 Article: 25

6. Fiber-reinforced composites in milling and grinding: machining bottlenecks and advanced strategies

   • Teng Gao
   • Yanbin Zhang
   • Shubham Sharma

   Review Article Open access 06 July 2022 Article: 24

   

7. Formation mechanism and modeling of surface waviness in incremental sheet forming

   • Kai Han
   • Xiaoqiang Li
   • Dongsheng Li

   Research Article 20 July 2022 Article: 23

   

8. Design and modeling of a novel soft parallel robot driven by endoskeleton pneumatic artificial muscles

   • Peng Chen
   • Tingwen Yuan
   • Yuwang Liu

   Research Article 18 June 2022 Article: 22

   

9. Subsurface damage pattern and formation mechanism of monocrystalline β-Ga₂O₃ in grinding process

   • Xin Yang
   • Renke Kang
   • Xianglong Zhu

   Research Article 10 June 2022 Article: 21

   

10. Deviation correction strategy for the earth pressure balance shield based on shield-soil interactions

    • Liang Tang
    • Xiangxun Kong
    • Yifan Zhang

    Research Article 05 June 2022 Article: 20

    

11. A zone-layered trimming method for ceramic core of aero-engine blade based on an advanced reconfigurable laser processing system

    • Xiaodong Wang
    • Dongxiang Hou
    • Renhan Lian

    Research Article Open access 05 June 2022 Article: 19

    

12. Meshing stiffness property and meshing status simulation of harmonic drive under transmission loading

    • Xiaoxia Chen
    • Yunpeng Yao
    • Jingzhong Xing

    Research Article 10 June 2022 Article: 18

    

13. A new automatic convolutional neural network based on deep reinforcement learning for fault diagnosis

    • Long Wen
    • You Wang
    • Xinyu Li

    Research Article 01 July 2022 Article: 17

    

14. Thermal analysis of lubricated three-dimensional contact bodies considering interface roughness

    • Jiqiang Wu
    • Liqin Wang
    • Chuanwei Zhang

    Research Article 18 June 2022 Article: 16

    

15. Development of an analytical model to estimate the churning losses in high-speed axial piston pumps

    • Qun Chao
    • Jianfeng Tao
    • Zhengliang Li

    Research Article 05 May 2022 Article: 15