Effects of In Situ Electrical Pulse Treatment on the Microstructure and Mechanical Properties of Al-Zn-Mg-Cu Alloy Resistance Spot Welds by Shitian Wei, Xiaoyu Ma, Jiarui Xie, Yali Xie, Yu Zhang

“…Lap shear tests demonstrate that joints treated with pulsed current exhibit significantly higher peak load and energy absorption compared to untreated specimens. Statistical analysis of weld size confirms that both groups possess comparable weld diameters under identical welding currents, suggesting that the observed mechanical improvements are primarily attributed to microstructural evolution rather than geometric factors.…”
Get full text

Study on dynamic elastic modulus and microstructure of cemented soil modified by Nano-Al2O3 in seawater corrosive environments by Xinshan Zhuang, Zhuona Chen, Benchi Yang

“…Additionally, the microstructural characteristics of the Nano-Al2O3 cemented soil were investigated by nuclear magnetic resonance (NMR) and scanning electron microscopy (SEM) tests to elucidate the correlation with the macroscopic E d changes. …”
Get full text

Optimization of Process Parameters and Microstructure of CoCrFeNiTiAl High-Performance High-Entropy Alloy Coating by Bingchun Jiang, Zhu Huang, Cunyu Liu, Huipeng Wang, Fengyuan Shu, Yuncai Zhao, Heping Lei

“…The optimum parameters for the preparation of high-performance high-entropy alloy coatings are found at laser power P = 676.73 W, cladding speed V = 5 mm/s, and pulse width P₀ = 9 ms. The microstructures of the high-entropy alloy coating prepared with optimal process parameters have been characterized, which show that the metallurgical bonding between the cladding layer and the substrate is strong and without obvious defects such as porosity and cracks.…”
Get full text

The Effects of Post Weld Heat Treatment on Microstructure and Mechanical Properties of API X70 Linepipe using Submerged Arc Welding by Minha Park, Gang Ho Lee, Gwangjoo Jang, Hyoung-Chan Kim, Byoungkoo Kim, Byung Jun Kim

“…After heat treatment, we observed the microstructure through OM and SEM analysis, and investigated the mechanical properties through tensile test, hardness test, and Charpy impact test.…”
Get full text

Effect of Ti and TiNb Microalloying on Microstructures and Mechanical Properties of 2200 MPa Low-Alloy Ultra-High-Strength Steels by Wenchao Yu, Ruizhe Jin, Lei Han, Dirong Xie, Ting Sun, Maoqiu Wang, Jie Shi

“…The 2200 MPa low-alloy ultra-high-strength steels microalloyed with Ti (Ti-steel) and Ti and Nb (TiNb-steel) were quenched at 860 °C and tempered at 180 °C, and the mechanical properties, microstructure, and precipitated phase were studied by SEM, TEM, and physicochemical phase analysis. …”
Get full text

Microstructural evolution and mechanical behavior of resistance spot welded FeCrNiSiB advanced high-strength steel by Mohammad Hossein Amini-Chelak, Hossein Aliyari, Reza Miresmaeili, Azin Katourani, Hamid Reza Shahverdi, Mohsen Askari-Paykani

“…Lobe curves were constructed at three force levels to define optimal processing windows, showing narrower weldability ranges at higher forces. Microstructural analysis revealed a dendritic austenitic matrix interspersed with eutectic boride phases (M2B) in the fusion zone (FZ), while the partially melted zone (PMZ) exhibited partially liquefied grains with similar eutectics. …”
Get full text

Microstructure and mechanical properties of Co-free AlCrFeNiTi0.2 eutectic high-entropy alloy by Jingjing Zhang, Junjun Yang, Tingguang Liu, Donghua Tian, Haocheng Liu, Guangchang Yang, Yonghao Lu, Tetsuo Shoji

“…X-ray diffraction analysis, in conjunction with EDS and EBSD, reveals the presence of a typical eutectic microstructure comprising a Fe–Cr-enriched disordered A2 phase and an Al–Ni-enriched ordered B2 and/or L21 phase in the as-cast AlCrFeNiTi0.2. …”
Get full text

Electron Beam Additive Manufacturing of SS316L with a Stochastic Scan Strategy: Microstructure, Texture Evolution, and Mechanical Properties by K. N. Chaithanya Kumar, Shashank Sharma, Madhavan Radhakrishnan, Rohit Randhavan, Krishna Kamlesh Verma, Shelden Dowden, Zane Weldon Hughes, Rajarshi Banerjee, Narendra B. Dahotre

“…A finite element-based numerical model was employed to estimate the thermal gradients and solidification rates within the melt pool of an electron beam spot. Microstructural analysis indicated a generation of columnar grains from the bottom to the top of the build owing to high thermal gradients. …”
Get full text

Influence of adjustable ring modes on molten pool behavior and microstructure of Al–Si coated boron steel in fiber laser welding by Hyun-Uk Jun, Jooyong Cheon, Yeong-Do Park, Yang-Do Kim, Changwook Ji

“…The influence of adjustable ring modes on the phase transition and microstructural evolution in conduction mode laser welding of Al–Si coated boron steel was investigated. …”
Get full text

Strain Hardening of Nickel-Based Alloys: Microstructure Related Analytical Evaluations, Molecular Dynamics Modelling, and Effects of Ultrasonic Surface Finishing by B.M. Mordyuk, V.М. Shyvaniuk, G.S. Mogylnyi, V.І. Bondarchuk, and О.S. Gatsenko

“…The observed hardness increase is described both experimentally by accounting for microstructural data and analytically based on the hardening mechanisms involved, namely: the solid-solution hardening, dispersion hardening by carbides (Inconel 690) and/or intermetallics (Inconel 718, Inconel X750), dislocations’ accumulation and rearrangement, and grains/subgrains refinement observed by x-ray structural analysis. …”
Get full text

Effects of plasma electrolytic polishing treatment on the surface morphology, microstructure and corrosion resistance of additively manufactured TC4 titanium alloy by Dengke Liu, Xuewen Zong, Pengsheng Xue, Zhongtang Gao, Weijie Wu, Zengquan Song, Fan Ye, Ying Pang, Yan Zhang, Hongzhi Zhou, Hui Li, Bingheng Lu

Get full text

Effect of hybrid reinforcements of TiO₂, Al₂O₃, and CNTs on superior mechanical and microstructural properties in epoxy/carbon fiber composite by N. Elzayady, Walid Mahmoud Shewakh, Mohamed Abu-Okail, H.T. Elmetwaly, A.M.I. Abu-Oqail

Get full text

Diffusion bonding of TA2 titanium and 20# steel with vanadium/chromium bimetal interlayers: Microstructure, unexpected carbides, and mechanical properties by Sheng Zeng, Guoqiang You, Xiao Ling, Jinyu Feng, Cheng Gu, Bin Jiang

“…V and Cr bimetals are utilized as interlayers in the vacuum diffusion bonding of TA2 Ti and 20# steel to prevent the formation of Ti–Fe intermetallic compounds and improve the interface compatibility. The microstructure and mechanical properties of the diffusion-bonded joints are investigated using optical microscopy, scanning electron microscopy combined with energy dispersive spectroscopy, transmission electron microscopy, X-ray diffraction, nanoindentation, and tensile testing. …”
Get full text

Association of cortical macrostructural and microstructural changes with cognitive performance and gene expression in subcortical ischemic vascular disease patients with cognitive... by Jing Huang, Runtian Cheng, Xiaoshuang Liu, Li Chen, Tianyou Luo

“…However, the cortical macrostructural and microstructural characteristics and their relationship with cognitive scores and gene expression in SIVD patients remain largely unknown. …”
Get full text

RETRACTED: Mechanical, Durability, and Microstructural Evaluation of Coal Ash Incorporated Recycled Aggregate Concrete: An Application of Waste Effluents for Sustainable Constructi... by Ali Raza, Noha Saad, Khaled Mohamed Elhadi, Marc Azab, Ahmed Farouk Deifalla, Ahmed Babeker Elhag, Khawar Ali

“…The summation of coal ash improved the mechanical behavior of the concrete and also caused a reduction in its durability loss of. The SEM analysis depicted that the textile factory effluent presented the most densified microstructure with the development of ettringite needles and CSH gel having refined the ITZ.…”
Get full text

Achieving high density and controlled microstructure by predicting hot deformation behavior of low-cost powder metallurgy Ti-5553 alloy by Krystian Zyguła, Oleksandr Lypchanskyi, Kamil Cichocki, Grzegorz Korpała, Marek Wojtaszek, Ulrich Prahl

“…Furthermore, regions exhibiting flow instability have been identified. The microstructure analysis validated the processing windows, revealing the dominant mechanisms of microstructure evolution. …”
Get full text

Super duplex stainless steel fabricated by arc-based directed energy deposition: Microstructure evolution and phase field solidification simulation by Daysianne Kessy Mendes Isidorio, João da Cruz Payão Filho, Murali Uddagiri, Kimiya NouraniNiaki, Oleg Shchyglo, Ingo Steinbach

“…This work employs multi-phase-field simulations to understand the solidification of a SDSS under AM, and experimental tests to analyze the microstructure and properties of a SDSS (AWS ER2594) deposited wall. …”
Get full text

Microstructural, Mechanical, Thermal, and Magnetic Properties of the Mechanically Alloyed and Consolidated Al–16 wt. % Mn–7 wt. % Cu Alloy by Ahlem Saad Bekhouche, Safia Alleg, Abdelaziz Bouasla, Hacene Hachache, Joan José Sunol

“…The effect of severe plastic deformation during milling and conventional and Spark Plasma Sintering (SPS) on the wt. % microstructural, structural, thermal, magnetic, and mechanical properties of the Al–16 wt. % Mn–7 wt. % Cu alloy was studied. …”
Get full text

Microstructure and Performance of Body-Centered Cubic-Based Dual-Phase Composite Eutectic High-Entropy Alloys Prepared by Si Doping by Saike Liu, Aoxiang Li, Kaiwen Kang, Jinshan Zhang, Di Huang, Chunning Che, Yiteng Jiang, Mingkun Xu, Borui Zhang, Yaqing Li, Gong Li

“…In this paper, AlCrFeNi with Si doping strengthening (AlCrFeNi)100-xSix composite EHEAs were successfully fabricated. A systematic analysis was conducted to investigate the impacts of Si doping on the microstructure and mechanical properties of AlCrFeNi-based composite EHEAs. …”
Get full text

Influence of Source Term Algorithm on Irradiation Induced Microstructure Evolution Based on Cascade Collision Defect Database by Cluster Dynamics Method by WANG Dongjie#, PAN Caifu#, WU Shi, HE Xinfu, DOU Yankun, YANG Wen

“…These defect clusters will undergo reactions such as diffusion, aggregation, recombination, and annihilation, forming important microstructures such as voids and dislocation loops. Cluster dynamics (CD) method is one of the important methods for simulating the microstructure evolution of nuclear materials under high-energy particle irradiation. …”