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Showing 1,281 - 1,300 results of 1,371 for search '(microstructures OR (microstructural OR microstructure)) evolution', query time: 0.13s Refine Results
  1. 1281

    Investigation of crystal structure and chemical bonds characteristics on microwave properties of novel Ca-doped Sr1–xCaxTm2O4 (x=0.025–0.300) ceramics by Wenjie Zhang, Yanjun Liu, Guoqiang He, Ziqi Zhao, Yuan Nie, Yiwen Ma, Fangyi Huang, Huanfu Zhou

    Published 2025-09-01
    “…Systematical investigations on the impact of Ca2+ on their microstructures, sintering behaviors, and microwave dielectric properties were detailly conducted. …”
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    Article
  2. 1282

    Oxygen Vacancy in Magnéli Phases and Its Effect on Thermoelectric Performances by Zhou Guan, Chuangshi Feng, Hongquan Song, Lingxu Yang, Xin Wang, Huijun Liu, Jiawei Zhang, Fanqian Wei, Xin Yuan, Hengyong Yang, Yu Tang, Fuxiang Zhang

    Published 2025-04-01
    “…The relationships between the phase evolution, microstructural features, and thermoelectric performance were investigated systematically. …”
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    Article
  3. 1283

    Study on mechanism of influence of low temperature freeze-thaw cycle on spontaneous combustion characteristics of coal gangue by Xun Zhang, Ning Ma, Bing Lu, Fengwei Dai, Ge Huang, Huimin Liang, Chen Yu

    Published 2025-09-01
    “…In order to investigate the influence of the number of freeze-thaw cycles (freeze-thaw) on the spontaneous combustion characteristics of coal gangue, this study simulated the alpine environment and examined the spontaneous combustion characteristics of coal gangue after undergoing multiple freeze-thaw cycles. The evolution of the macro-oxidative exothermic properties and microstructural characteristics of the gangue during the freeze-thaw cycles were analyzed by X-ray diffraction (XRD), low-temperature N2 adsorption (LTNA), programmed temperature-expanded oxidation (PTO), thermogravimetric analysis (TGA), and Fourier transform infrared spectroscopy (FTIR), and other experimental means. …”
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    Article
  4. 1284

    Research on the macro-microscopic mechanical characteristics and correlations of warm frozen soil under dynamic and static loads by Hu Zhang, Lijun Xing, Shengjin Zhang, Jintao Hu, Jun Zhao, Lang Dai, Zheng Li, Feng Liu

    Published 2025-08-01
    “…Finally, Micro-CT technology is applied to observe the microstructural changes and microcrack development in warm frozen soil under both static and dynamic loads. …”
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    Article
  5. 1285

    Sustainable one-part engineered geopolymer composite with thermal insulation in coastal region: Utilizing red mud dual-function as precursor and activator by Hangbo Bi, Ziming Tang, Fei Wang, Lingzhi Li, Bakhadir Mirzaev, Kequan Yu, Lingfei Liu

    Published 2025-12-01
    “…Microstructural analysis revealed that increased RM incorporation and reduced alkali suppressed geopolymerization gel formation, compromising matrix densification while rarely affecting fiber-matrix interfacial bonding. …”
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    Article
  6. 1286

    Dynamic tensile mechanical properties and damage fracture mechanisms of saturated frozen sandstone by Ming Li, Fuqiang Zhu, Yiwen Mao, Peng Wu, Yanlong Chen, Ketong Wu, Jiazhi Zhang, Hao Yu

    Published 2025-06-01
    “…Furthermore, the micro-damage evolution is closely linked to freezing temperature, being affected by internal moisture conditions, the material’s brittle–ductile transition behavior, and its microstructural characteristics.…”
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    Article
  7. 1287

    Research Progress on Microwave Synthesis of 3d Transition Metal (Mn, Fe, Co, and Ni) Oxide Nanomaterials for Supercapacitors by Chengqi Sun, Maosheng Ge, Shuhuang Tan, Yichen Liu, Haowei Wang, Wenhao Jiang, Shoujun Zhang, Yin Sun

    Published 2025-04-01
    “…These effects enable precise microstructural tuning, leading to an increased specific surface area and a higher density of active sites, ultimately enhancing specific capacitance, rate capability, and cycling stability. …”
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    Article
  8. 1288

    Spark plasma sintering of a novel Mg-0.7Ca alloy: A comprehensive study by Parisa Golmohammadi, Behzad Nayebi, Ahmad Bahmani, Nader Parvin, Woo Jin Kim

    Published 2025-03-01
    “…The effects of process parameters such as sintering time and additive type on the microstructural evolutions, phase arrangements, and mechanical and physical properties of the consolidated materials were investigated through various characterization techniques. …”
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    Article
  9. 1289

    Multiscale Characterization of Thermo-Hydro-Chemical Interactions Between Proppants and Fluids in Low-Temperature EGS Conditions by Bruce Mutume, Ali Ettehadi, B. Dulani Dhanapala, Terry Palisch, Mileva Radonjic

    Published 2025-07-01
    “…This study systematically investigates the response of commercial proppants to coupled thermo-hydro-chemical (THC) effects, focusing on chemical stability and microstructural evolution. Four proppant types were evaluated: an ultra-low-density ceramic (ULD), a resin-coated sand (RCS), and two quartz-based silica sands. …”
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    Article
  10. 1290

    Phase Stability and Solidification of 9Cr-ODS Alloys for Wire Additive Manufacturing: A Computational Approach by Sarah Najm Al-Challabi, Ali Samer Muhsan, Thar Mohammed Badri, Mohammad Shakir Nasif

    Published 2025-06-01
    “…While these materials offer remarkable thermomechanical properties, challenges remain in optimizing their phase stability and microstructural evolution during additive manufacturing processes such as Wire Arc Additive Manufacturing (WAAM) and Plasma Additive Manufacturing (PAM). …”
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    Article
  11. 1291

    Three-dimensional photoluminescence imaging of threading dislocations in GaN by sub-band optical excitation by Matthias Daeumer, Jae-Hyuck Yoo, Zhiyu Xu, Minkyu Cho, Marzieh Bakhtiary-Noodeh, Theeradetch Detchprohm, Yuxuan Zhang, Vijay Gopal Thirupakuzi Vangipuram, Vishank Talesara, Yibo Xu, Edward Letts, Daryl Key, Tian T. Li, Qinghui Shao, Russell Dupuis, Shyh-Chiang Shen, Wu Lu, Hongping Zhao, Tadao Hashimoto, Ted A. Laurence

    Published 2025-01-01
    “…Galvanometric-driven PL imaging allows the microstructure of hundreds of devices to be characterized in a single session, enhancing the screening process through the addition of device specific TD location tracking and density mapping. …”
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    Article
  12. 1292

    Low cycle fatigue behavior and deformation mechanism of Ti–6Al–4V-0.55Fe alloy under the control of strain and stress amplitudes by Yangyang Sun, Feng Chen, Shenwei Qian, Hui Chang, Wenshu Zhang, Liang Feng, Lian Zhou

    Published 2024-11-01
    “…Based on the results of this alloy under strain amplitudes and the corresponding stress amplitudes, the effect of tension-compression asymmetry (TCA) on fatigue behavior and microstructure evolution was systematically discussed with transmission electron microscopy (TEM) and electron backscatter diffraction (EBSD). …”
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    Article
  13. 1293

    Enhanced insulation properties of AFEP via constructing one-dimensional ZnO nanostructures by Jun Xie, Bobin Xu, Guowei Xia, Youzhi Zhang, Xiaoyu Shi, Ping Huang, Yan Li, Qing Xie

    Published 2025-07-01
    “…This improves the interface bonding between aramid fibers and epoxy resin, further boosting the composite material's insulation performance. The microstructure evolution of the fiber surface is verified through microscopic characterization, and the influence of different construction parameters (concentration, time) on the insulation performance. of the AFEP composite is investigated via electrical performance testing. …”
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    Article
  14. 1294

    Hot deformation behavior, dynamic recrystallization and precipitation behavior of a novel Er, Zr-microalloyed Al–Cu–Mg alloy by Zhizheng Rong, Xiaolan Wu, Fangyan He, Shengping Wen, Xiangyuan Xiong, Kunyuan Gao, Wu Wei, Hui Huang, Zuoren Nie

    Published 2025-05-01
    “…The intrinsic relationship between hot deformation behavior and microstructure evolution in Er, Zr-microalloyed Al–Cu–Mg alloy was investigated by isothermal hot compression test. …”
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    Article
  15. 1295

    A multi-component diffusion multiple approach based synergistic regulation of γ' phase stability and mechanical properties in CoTiVNi-based superalloys by J.J. Ruan, H.C. Sun, J.S. Yan, S. Yang, Y. Li, Z.W. Zhang, L.L. Zhu, H. Zhang, N. Ueshima, K. Oikawa, L. Jiang

    Published 2025-05-01
    “…Enhanced fuel efficiency and engine performance have driven interest in Co-based superalloys reinforced by coherent γ′ dispersed in the matrix with low stacking fault energy (SFE). However, poor microstructure stability due to thermodynamically unstable γ′ phases limits their application. …”
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    Article
  16. 1296

    Understanding the creep behaviors and mechanisms of Mg-Gd-Zn alloys via machine learning by Shuxia Ouyang, Xiaobing Hu, Qingfeng Wu, Jeong Ah Lee, Jae Heung Lee, Chenjin Zhang, Chunhui Wang, Hyoung Seop Kim, Guangyu Yang, Wanqi Jie

    Published 2024-08-01
    “…However, the multiple alloying elements and various heat treatment conditions, combined with complex microstructural evolution during creep tests, bring great challenges in understanding and predicting creep behaviors. …”
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    Article
  17. 1297
  18. 1298

    Influence of pre-strain on inelastic recovery and shape memory property of metastable Ti–10V–2Fe–3Al alloy by E. Zhu, Fuguo Li, Qian Zhao, Tong Wang, Anisah Farooq Hashmi

    Published 2025-05-01
    “…The microstructure evolution, inelastic recovery and shape memory effect of the solution treated metastable Ti–10V–2Fe–3Al (Ti-1023) alloy under tensile loading-unloading deformation were investigated. …”
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    Article
  19. 1299

    Synthesis, Structure, and Electrophysical and Electrochemical Properties of Novel Composite La<sub>0.9</sub>MnO<sub>3</sub>-LaFeO<sub>3</sub> by Mukhametkali Mataev, Zamira Sarsenbaeva, Bahadir Keskin, Marzhan Nurbekova, Amangeldi Meldeshov, Zhanar Tursyn, Karima Seitbekova

    Published 2024-12-01
    “…X-ray diffraction (XRD) analysis revealed a polycrystalline, biphasic perovskite structure combining both hexagonal and cubic symmetry. The microstructure and elemental composition, examined using field emission scanning electron microscopy (FESEM), indicated an average particle size of approximately 186.9 nm. …”
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    Article
  20. 1300

    Atomic-Scale Study on the Composition Optimization and Deformation Mechanism of FeNiAl Alloys by Chen Chen, Yachen Gui, Xingchang Tang, Yufeng Li, Changbo Wang, Jie Sheng, Zhijian Zhang, Xuefeng Lu, Junqiang Ren

    Published 2025-04-01
    “…During tensile deformation, this alloy demonstrates a complex microstructural evolution, including dislocation slip, phase transformations, and deformation twinning. …”
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    Article