Effect of laser process parameters on thermal behavior and residual stress of high-strength aluminum alloy processed by laser powder bed fusion by Shiwen Qi, Guangjing Huang, Xinran Xu, Han Zhang, Donghua Dai, Lixia Xi, Kaijie Lin, Dongdong Gu

“…In this work, the thermal behavior, solidification behavior, and microstructure evolution of Al-Mg-Si-Mn-Sc-Zr aluminum alloy under various LPBF process parameters were carefully studied through simulations and experiments, and the evolution mechanisms of residual stress during LPBF were also revealed. …”
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A thermal-electrical-mechanical coupling framework solving the deformation characterized by extreme adiabatic heating and geometric non-uniformity by H.C. Sun, J.S. Yan, S. Yang, Y. Li, L.L. Zhu, H. Zhang, N. Ueshima, Y.X. Liu, K. Oikawa, L. Jiang, J.J. Ruan

“…Meanwhile, microstructural analysis demonstrated minimal grain size change (2.61 → 2.54 μm) but an increment in coarse γ′ phase area (31 %→41 %). …”
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Investigation on the tensile strength, hardness and wear properties in n-B4C reinforced Al7075 composites by M. Ravikumar

“…The impact of n-B4C on the mechanical and tribological behavior of Al7075 particle reinforced composites were assessed by analyzing samples of the resultant nano-composites for micro-structure, hardness, tensile strength, and wear behavior using stircasting technology. According to microstructural research, nanoparticles were dispersed throughout the specimen space. …”
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Enhancing Plasma Electrolytic Oxidation (PEO) Coatings on Magnesium Alloys: The Critical Role of Surface Pretreatments by Arash Fattah‐alhosseini, Abdelhameed Fardosi, Alireza Askari, Minoo Karbasi, Burak Dikici, Mosab Kaseem

“…Proper surface pretreatment is essential for achieving optimal adhesion, microstructure, and uniformity of the coatings. …”
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Tailoring κ phase via adding Cr to achieve strengthening-toughening of Cu-7Ni-7Al-4Fe-2Mn alloy by Hao Jiang, Ran Yang, Xuebin Zhang, Yanjun Zhou, Kexing Song, Jiang Feng, Shuhui Huang, Yan Yu, Wenhao Yang

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Enhanced vacuum brazing joining between Ti–48Al–2Cr–2Nb/Ti–22Al–25Nb intermetallic alloys by Zr-free Ti-based filler by Hao Tian, Jie Xiong, Lei Zhao, Jun Mei, Yan Qi, Jun-Wei Wu, Kai-Kai Li, Jian-Chao He, Tong-Yi Zhang

“…This study investigates the microstructure and tensile properties of vacuum-brazed joints of Ti–48Al–2Cr–2Nb (Ti4822) and Ti–22Al–25Nb (Ti2AlNb) intermetallic alloys using Ti-based filler metals, with and without the addition of Zr element. …”
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Effect of pre-aging and paint baking processes on precipitation behavior in heat-affected zone of CMT welded Al–Mg–Si–Cu alloy joint by Shuncun Luo, Yang Tao, Zibin Wu, Xiaonan Wang, Zengrong Hu, Hiromi Nagaumi

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Synergistic enhancement of recycled aggregate concrete using hybrid natural-synthetic fiber reinforcement and silica fume by Danish Akbar, Faisal Shabbir, Ali Raza, Nabil Ben Kahla

“…SEM images revealed denser interfacial transition zones (ITZ) and a more compact microstructure, attributed to the pozzolanic activity of silica fume and the effective crack-bridging behavior of the fibers. …”
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On the Peculiarities of Wire-Feed Electron Beam Additive Manufacturing (WEBAM) of Nickel Alloy–Copper Bimetal Nozzle Samples by Kseniya Osipovich, Vyacheslav Semenchuk, Andrey Chumaevskii, Denis Gurianov, Alexander M. Korsunsky, Valery Rubtsov, Evgeny Kolubaev

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Synthesis of nanostructured Fe–TiB2 composites with excellent mechanical properties via laser powder bed fusion by Yujiao Ke, Bin Fu, Ze Qiao, Haoran Liu, Jinxu Cao, Qipeng Liu, Wei Chen, Shuyang Qin, Jianglong Gu, Zhefeng Xu, Hu Tang

“…%TiB2 (equivalent to Fe–2.4 wt%TiB2) composites via laser powder bed fusion (LPBF) from a predesigned Fe–Ti–TiB2 powder mixture. The optimized process yields a bulk sample with a remarkably refined microstructure characterized by in situ nano TiB2 nanoparticles (20–150 nm) uniformly dispersed within a nearly equiaxed, texture–free α–Fe matrix with grain sizes less than 500 nm—an order of magnitude smaller than the matrix grains typically achieved in other additively manufactured particle–reinforced metal matrix composites. …”
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Mechanical behavior of SiC reinforced ZA63 Mg matrix composites: Experiments and 3D finite element modelling by Chong Wang, Zelong Du, Enyu Guo, Shuying Bai, Zongning Chen, Huijun Kang, Guohao Du, Yanling Xue, Tongmin Wang

“…In this work, the microstructure evolution and mechanical behavior of extruded SiC/ZA63 Mg matrix composites are investigated via combined experimental study and three-dimensional finite element modelling (3D FEM) based on the actual 3D microstructure achieved by synchrotron tomography. …”
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Influence of substrate bias on the properties of CrAlN wear-resistant coating prepared by arc/magnetron composite technology by Xiaoyan NIU, Mingze LIU, Guoqiang DONG, Yujiang WANG, Haoliang TIAN

“…Tuning the substrate bias voltage, allowed for effectively optimizing the microstructure, mechanical properties, frictional behavior, and wear resistance of CrAlN coatings. …”
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Investigation on Tensile Behavior of Solid Solution-Strengthened Ni-Co-Cr-Based Superalloy During Long-Term Aging by Wanqi Hou, Xianjun Guan, Jiaqi Wang, Jinrong Wu, Lanzhang Zhou, Zheng Jia

“…These insights support superalloy microstructure optimization and lifetime prediction.…”
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Effects of Different Aggregate Gradations and CO₂ Nanobubble Water Concentrations on Mechanical Properties and Damage Behavior of Cemented Backfill Materials by Xiaoxiao Cao, Meimei Feng, Haoran Bai, Taifeng Wu

“…In this study, carbon dioxide nanobubble water (CO₂NBW) was evaluated as an innovative additive for cemented backfill materials (CBMs), and its optimization effect on the mechanical properties and microstructure of the materials was explored. …”
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Effect of Y Content on the Properties of Powder Embedded Nb Coating on the Surface of 18CrMnB Gear Steel by CUI Si-fang, SONG Hui-qi, LU Zhi-gong

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Directed energy deposition of chromium-molybdenum-vanadium cold work tool steel Vanadis 4 Extra© by Dominic Bartels, Dimitrios Nikas, Raphaela März, Maximilian Marschall, Julian Schrauder, Marion Merklein, Aydin Şelte, Pavel Krakhmalev

“…Electron microscopy reveals a dendritic microstructure with a developed network of V- and Mo-rich carbides. …”
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Comprehensive analysis of mechanical characteristics in self-compacting concrete (SCC) with aluminum oxide (Al2O3) nanoparticles and glass fibers: An experimental and analytical in... by Hamed Heidarzad Moghaddam, Mohammad Ali Lotfollahi-Yaghin, Ahmad Maleki

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Effect of ultrasonic nanocrystalline surface modification on hardness and elastic modulus of Ti-6Al-4V alloy by Zarina Aringozhina, Nurtoleu Magazov, Bauyrzhan Rakhadilov, Gulzhaz Uazyrkhanova, Auezhan Amanov

“…Hardness increased from 394 (untreated) to 475 HV, while the elastic modulus reached 156 GPa, demonstrating substantial enhancements. Microstructural analysis confirmed that UNSM treatment promotes grain refinement, resulting in improved mechanical characteristics in the surface layer of the alloy. …”
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Mechanical and thermal properties of structural lightweight bamboo fiber-reinforced insulating mortar by Yunyun Tong, Wei Zhang, Mengya Li, Tien Tung Ngo, Qiannan Wang, Wei Zeng, Benyue Li

“…Bamboo fiber-reinforced mortar (BFRM) was evaluated for its microstructural, mechanical, and thermal properties. Key parameters, including fiber content, cement-to-sand (C/S) ratio, and aggregate type and size, were analyzed to optimize the formulation. …”
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High carbon steel/Inconel 718 bimetallic parts produced via Fused Filament Fabrication and Sintering by P. Ferro, F. Bonollo, Alberto Fabrizi, H.S.A. Elsayed, G. Savio, F. Berto

“…Compatibility of the two alloys with particular attention to elements interdiffusion through the interface as well as the effect of the deposition strategy were analyzed. Microstructural features, relative density and parts shrinkage were investigated, as well. …”
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