Micromechanics-based thermo-hydro-mechanical model for air-entrained porous materials subjected to freezing-thawing cycles by Weiqi Guo, Yang Wu, Mingkun Jia, Zhihong Ma, Jinyang Jiang, Wenxiang Xu

“…The freeze-thaw (FT) behavior of porous materials (PMs) involves the coupling of the thermo-hydro-mechanical (THM) processes and is significantly influenced by the microstructure. However, modeling FT in unsaturated PMs remains an open issue, and the influence of microstructure is not yet fully understood. …”
Get full text

Engineered/strain-hardening cementitious composites (ECC/SHCC) for resilient cold-region infrastructure: A critical review of freeze-thaw durability by Yang Liu, Wei-Zhe Wu, Yi-Xin Zhang, Wei Hou, Han Zhang, Li-Gang Peng

“…In summary, this study establishes a microstructural and micromechanical framework for understanding the tensile and compressive performance of ECC after FT exposure, offering new insights into enhancing durability and sustainability.…”
Get full text

Deformation twinning and hcp-to-fcc phase transformations of CP-Ti induced by long-term static compressive stresses at ambient temperatures by Tong Yin, Lingfeng Pan, Zijie Zhou, Zhenhua Dan, Hui Chang, Lian Zhou

“…Microstructural evolution and phase transformation of Gr. …”
Get full text

A finite difference method for thermal behaviour and stress analysis during laser directed energy deposition considering airflow convection effects by Zhichao Yang, Yichao Dun, Lida Zhu, Jinsheng Ning, Miao Yu, Peihua Xu, Shuhao Wang, Pengsheng Xue, Bo Xin

“…Thermal behaviour in directed energy deposition (DED) governs both the microstructural evolution of deposited layers and the distribution of residual stresses. …”
Get full text

Enhanced strength and ductility in Mg-9Gd-4Y–2Zn-0.5Zr alloy under high-temperature compression enabled by the LPSO phase by Rui Guo, Yihao Dong, Xi Zhao, Qiang Wang, Fulei Zhu, Yayun He, Qian Yin, Zhao Zhang

“…In particular, the dynamic precipitation of the lamellar LPSO phase during deformation inhibited DRX nucleation and triggers the strong basal texture, in contrast to the behavior of pre-existing lamellar LPSO phases. These microstructural disparities induce the superior strength-ductility synergy of the CC alloy relative to CN alloy during high-temperature compression at 400 °C. …”
Get full text

Fabrication of Ultrathin Al Foils by Accumulative Pack Rolling: Influence of Pack Materials by Ning Nie, Rui Wang, Guanyu Deng, Hui Wang, Pengfei Wang, Anh Kiet Tieu, Huijun Li, Lihong Su

“…The effects of the pack sheets on surface morphology, thickness reduction, and microstructural evolution were investigated. Key surface roughening behaviors, including ridging and particle-like surface roughening, were observed on the inner surface, which influences the roughening and thinning behavior of the target Al foils. …”
Get full text

Experimental Study of Alkali-Activated Cementitious Materials Using Thermally Activated Red Mud: Effect of the Si/Al Ratio on Fresh and Mechanical Properties by Kai Guo, Haifeng Dong, Junyi Zhang, Liqing Zhang, Zhiping Li

“…Compressive strength decreases, while drying shrinkage increases with a higher initial Si/Al ratio. Microstructural analyses revealed that a low Si/Al ratio and alkali activator modulus enhance the dissolution of precursors to form C–(A)–S–H gels, which increase the compressive strength. …”
Get full text

A creep constitutive model for Inconel 718-BNi2 brazed joints incorporating the dynamic interplay between dislocations and γ'' precipitate phases by Rui Zhao, Xin shun Diao, Zong peng Tian, Xiaotong Liu, Min Wan

“…To investigate the creep performance and failure mechanisms of Inconel 718-BNi2 brazed joints under intermediate-temperature and high-stress conditions, this study employs SEM, EBSD, and TEM for microstructural characterization. The results indicate that as the applied load decreases, the fracture mode changes from mixed fracture to brittle fracture, with a critical point near 570 MPa. …”
Get full text

Molecular dynamics-guided design of laser-cladded TiCx/Al composite coatings for enhanced arc erosion resistance: A combined simulation and experimental study by Li Zhang, Xiangchun Wen, Jinxin Huang, Guan Wang, Chenlu Fan

“…A molecular dynamics model was developed to simulate the microstructural evolution of TiCx/Al coatings (x = 1–10 wt%) under coupled thermo-mechanical loading. …”
Get full text

Molecular dynamic simulations of displacement cascades in molybdenum and molybdenum-rhenium alloys by Xudong Wang, Rongyang Qiu, Yankun Dou, Yangchun Chen, Haipan Xiang, Peng Jiang, Xinfu He, Wen Yang, Guangdong Liu, Huiqiu Deng

“…These findings provide valuable insights into the primary damage mechanisms in Mo-Re alloys under irradiation, offering a foundation for developing kinetic models to simulate radiation-induced microstructural evolution.…”
Get full text

Thermodynamically consistent phase-field model for pressure-induced multiphase phase transformation of metals under intensive dynamic loading by Songlin Yao, Hao Zhang, Xiaoyang Pei, Jidong Yu, Qiang Wu

“…When applied to address the MPT of bismuth subjected to ramp-wave loading (RWL), the model can quantify the connection between the microstructural evolution of multiple phases and the experimentally measured multiwave structures.Moreover, new insights concerning the MPT-related thermodynamic paths of bismuth at elevated temperatures and the metastable phase during dynamic MPT are gained.…”
Get full text

Comminution‐Induced Transient Frictional Behavior in Sheared Granular Halite by Chengrui Chang, Hiroyuki Noda, Yohei Hamada, Chao Huang, Tao Ma, Gonghui Wang, Tetsuo Yamaguchi

“…Micro‐X‐ray tomography revealed the evolution of microstructure from distributed grain comminution to progressive shear localization for these two regimes. …”
Get full text

Experimental study on Brazilian splitting characteristics of heat damaged hot dry granite by WU Xinghui, ZHANG Shukun, ZHONG Hui, ZHU Yu, GU Shuxi

“…The experimental results show that the thermal damage process changes the microstructure of the rock, leading to two types of crack initiation patterns during the splitting process. …”
Get full text

Mechanisms and modelling of diffusion in solids: a multiscale framework with industrial case studies and AI enhancements by Barah, Obinna Onyebuchi, Natukunda, Faith, Bori, Ige, Ukagwu, Kelechi John

“…Diffusion in solids is a fundamental mechanism governing mass transport, phase transformations, and microstructural evolution in metals, alloys, and functional materials. …”
Get full text

Macroscopic Dynamic Characteristics and Microscopic Simulation of Round Gravel Under Cyclic Loading by MA Shaokun, TIAN Fapai, HUANG Haijun, MA Min, HE Benfu, DUAN Zhibo

“…A series of saturated undrained dynamic triaxial tests are conducted using the DYNTTS large-scale triaxial cyclic test system, and a discrete element (DEM) undrained dynamic triaxial model is established based on indoor experiments to explore the evolution of macroscopic dynamic properties and the internal microstructural dynamic response of round gravel under subway cyclic loading. …”
Get full text

Experimental Study on the Influence of Low Temperature on the Gas Permeability of Granite by Wei Chen, Peng Wang, Yue Liang

“…A further analysis of pore structure evolution and permeability changes revealed distinct degradation mechanisms depending on grain size. …”
Get full text

Experimental study on failure law of damaged surrounding rock and its anchorage mechanism by Heng Ren, Yongjian Zhu, Qi Yao, Peng Li, Mingxing Wei

“…Microstructural characteristics of the damaged rock mass were investigated through scanning electron microscope (SEM) analysis, revealing the damage weakening mechanism of the rock. …”
Get full text

Exploration of graphitic carbon from crude oil vacuum residue by Ravi Dalsania, Hasmukh Gajera, Mahesh Savant

“…ARA derived carbon and heat-treated materials were analysed by TGA, XRD and Raman spectroscopy to study microstructural changes in formation of graphite like material. …”
Get full text

Erosion Resistance of Iron Ore Tailings as Aggregate for Manufacturing of Cement-Based Materials by Shuang Liu, Kangning Liu, Jing Wu, Sheliang Wang

“…Chloride ion profiles at 0–180 d were analyzed via chemical titration, while X-ray computed tomography (CT) and scanning electron microscopy (SEM) were employed to characterize microstructural evolution. The results demonstrate that IOTC exhibited superior chloride resistance compared to conventional concrete (GC). …”
Get full text

Investigation of high-temperature wear behaviour of Mo-alloyed SS316 laser claddings deposited by LDED for heat exchanger tubes by C.R. Aprameya, Sharnappa Joladarashi, M.R. Ramesh

“…This research evaluated the high-temperature wear performance of these composite claddings using ball-on-flat tribological testing under applied loads of 10 and 20 N at 400°C. Microstructural evolution, wear mechanisms, and oxide formation were comprehensively analyzed using FE-SEM, XRD, EDS, and Raman spectroscopy, while surface topography was assessed with 3D non-contact profilometry. …”
Get full text