Finite-region asynchronous H∞ control for 2D Markov jump systems

P Cheng, S He, X Luan, F Liu - Automatica, 2021 - Elsevier
This paper focuses on the issue of the finite-region H∞ asynchronous control scheme,
which is devoted to the transient behavior of a class of two-dimensional Markov jump …

Ultrasonic Lamb wave mixing based fatigue crack detection using a deep learning model and higher-order spectral analysis

S Sampath, J Jang, H Sohn - International Journal of Fatigue, 2022 - Elsevier
Recently, the technique of nonlinear Lamb wave mixing has been developed for the
detection of fatigue crack in engineering structures. In this technique, two or three Lamb …

An adaptive false-color enhancement algorithm for super-8-bit high grayscale X-ray defect image of solid rocket engine shell

L Li, J Ren, P Wang, Z Lü, X Li, M Sun - Mechanical Systems and Signal …, 2022 - Elsevier
The solid rocket engine is the main power unit of various missile weapons today, and it also
has a wide range of applications in the aerospace field. However, in the process of welding …

Three-dimensional stochastic reconstruction of porous media: A systematic review

N Xiao, F Berto, X Zhou - Journal of Building Engineering, 2024 - Elsevier
The reconstruction of porous materials is an important and meaningful issue in various
engineering fields. In this paper, the reconstruction methods of porous materials proposed in …

Digital evaluation of micro-pore water effects on mechanical and damage characteristics of sandstone subjected to uniaxial, cyclic loading–unloading compression by …

XP Zhou, DC Jiang, Z Zhao - Rock Mechanics and Rock Engineering, 2022 - Springer
Water existing in micro-pores has tremendous influences on the mechanical and damage
characteristics of rocks. This study aims to investigate the micro-pore water effects on the …

Effects of sandstone mineral composition heterogeneity on crack initiation and propagation through a microscopic analysis technique

W Shuai, X Ying, Z Yanbo, Y Xulong, L Peng… - International Journal of …, 2023 - Elsevier
Crack initiation and propagation are key scientific questions influencing rock failure. To
study crack initiation and propagation during rock failure, CT scanning tests were performed …

Establishment of numerical cracking constitutive models using 3D reconstruction and X-ray CT images of geomaterials

Z Zhao, XP Zhou - International Journal of Mechanical Sciences, 2020 - Elsevier
Cracking behaviors significantly affect the mechanical properties of geomaterials. Triaxial
compression and X-ray CT tests are implemented on Chongqing sandstone specimens to …

Accurate prediction of microstructure of composites using machine learning

S Sang, C Xu, J Fan, D Miao, C Side… - Advanced Theory and …, 2023 - Wiley Online Library
In this prospective work, a machine learning (ML) model based on multiple independent
random forest models to predict the configuration of binary composite bars is developed …

Microscopic Characterizations of Heterogeneous Pores, ITZs, Multiple‐Solids, and Their Impacts on Damage Property of Sandstone by Low‐High Resolution 3D …

Z Zhao, XP Zhou - Geophysical Research Letters, 2021 - Wiley Online Library
Heterogeneity representations of rocks can bring out large errors due to inaccurate partitions
of different phases. This study aims to deeply characterize the microscopic heterogeneity in …

Experimental study on the characteristics of anisotropic cracking behavior of shales under compression and tension

X Sheng, L Yang, N Li, X Ma, X Wang… - Bulletin of Engineering …, 2023 - Springer
An in-depth understanding of the anisotropic characteristics of shale is the basis for
improving the production capability of shale gas. Therefore, the cracking behavior of shales …