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Showing 801 - 820 results of 3,089 for search '(microstructures OR microstructural) (evolution OR evaluation )', query time: 0.12s Refine Results
  1. 801

    Effect of the Third Element Ni on the Solidification Microstructure of Undercooled Cu-40 wt.% Pb Monotectic Alloy Melt by Xi Hao, Yugui Li, Ying Hu, Guihong Geng

    Published 2019-01-01
    “…In this paper, the evolution of solidification microstructure of Cu-40 wt.% Pb monotectic alloy of the third element Ni pair under deep undercooling conditions was studied. …”
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    Article
  2. 802

    Cascaded Cross-Phase Modulation Instability in the Normal Dispersion Regime of a Birefringent Tellurite Microstructured Optical Fiber by Tonglei Cheng, Shuguang Li, Takenobu Suzuki, Yasutake Ohishi

    Published 2018-01-01
    “…Cascaded cross-phase modulation instability (XPMI) is experimentally observed in the normal dispersion regime of a birefringent tellurite microstructured optical fiber (BTMOF). At the average pump power of ∼33 mW, cascaded XPMI with nine stokes sidebands and six antistokes sidebands is observed in a 3-m BTMOF. …”
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  3. 803

    Microstructure and Thermal Conductivity of Sintered Reaction-Bonded Silicon Nitride: The Particle Size Effects of MgO Additive by Shin-Il Go, Yinsheng Li, Jae-Woong Ko, Ha-Neul Kim, Se-Hun Kwon, Hai-Doo Kim, Young-Jo Park

    Published 2018-01-01
    “…It was revealed that the size of MgO is critical for thermal conductivity with regard to the microstructural evolution process. That is, the abnormal grain growth promoted by an inhomogeneous liquid-phase distribution led to higher thermal conductivity when coarser MgO was added, whereas a relatively homogeneous liquid-phase distribution induced moderate grain growth and lower thermal conductivity when finer MgO was added.…”
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  4. 804

    Microstructure development during pyrolysis of wet-laid nonwoven-based CFRP for the manufacturing of ceramic matrix composites (CMC) by Fiona Kessel, Luis Baier, Nils Hensch, Martin Frieß, Anna Markic, Thomas Bratzdrum, Dietmar Koch

    Published 2025-09-01
    “…This study investigates in-situ microstructural evolution during pyrolysis using microscopy in a small-scale furnace. …”
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  5. 805

    Induction-assisted direct laser deposition of Inconel 625 on DS Rene125: Microstructure, texture, and porosity control by Fareed Kermani, Hossein Momeni, Reza ShojaRazavi, MohammadReza Borhani

    Published 2025-07-01
    “…Advanced characterization methods, including optical microscopy, SEM, and XRD(equipped with a goniometer), were employed to analyze the microstructural evolution. Microstructural observations revealed that the application of the induction coil significantly altered dendrite orientation, increasing the angle from 67° to 86° relative to the horizontal axis. …”
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  6. 806
  7. 807

    Microstructure, mechanical property and deformation behavior of Al0.33CrFeNi medium entropy alloys by Ling Qiao, Junya Inoue, Jingchuan Zhu

    Published 2025-07-01
    “…A comprehensive understanding of dynamic deformation mechanisms is constrained by technological limitations in achieving real-time, atomic-level observation of microstructural evolution. This study used conventional experimental methods combined with molecular dynamics (MD) simulations to investigate the mechanical behavior of Al0.33CrFeNi MEAs. …”
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    Article
  8. 808

    Sustainable processing of tungsten heavy alloys via ultrasonic recycling and aluminum addition: microstructure and mechanical property optimization by H. M. Zidan, Ahmed I. Z. Farahat, Nora M. Hilal, Mona F. Amin, Omayma A. El-Kady

    Published 2025-06-01
    “…X-ray diffraction (XRD) and scanning electron microscopy (SEM) analyses confirmed phase evolution and significant microstructural refinement. …”
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    Article
  9. 809

    Effect of Deposition Conditions on Microstructure and Composition of Nitride Monolayer and Carbide-Nitride Multilayer Coatings Based on W and Nb by O.V. Maksakova, V.M. Beresnev, S.V. Lytovchenko, D.V. Horokh, B.O. Mazilin, I.O. Afanasieva, M. Čaplovičova, M. Sahul

    Published 2025-06-01
    “…This study investigates the structural and compositional evolution of monolayer WNbN and multilayer WNbN/WNbC coatings deposited by the cathodic arc evaporation. …”
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    Article
  10. 810

    Effect of holding time on improving the microstructure and mechanical properties of die-forged AZ80-Ce magnesium alloys by Tianyi Ni, Chenggang Wang, Pengyue Wang, Jinguo Wang, Di Wu, Di Wang, Ruifang Yan, Zhujin Li

    Published 2024-11-01
    “…By studying the impact of different holding times on the microstructure and properties of AZ80-Ce magnesium alloy ''I-beam'' shaped components produced through a combined process of extrusion and isothermal closed die forging, this research aims to reveal the microstructural evolution mechanism of AZ80-Ce magnesium alloy during the holding process and the influence mechanism of pre-forging holding time on the forging process. …”
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  11. 811

    The Influence of temperature on the microstructure and properties of Cu/Al tube joints in magnetic pulse-assisted semi-solid brazing by Zhenglei Rui, Shangyu Huang, Huajun Wang, Zhenghua Meng

    Published 2025-06-01
    “…The research reveals that brazing temperature serves as the critical parameter governing the elemental diffusion and microstructural evolution in the joint. As the temperature increases from 390 °C to 440 °C, the viscosity coefficient of the filler metal decreases significantly from 41.6Pa·s to 1.798Pa·s, resulting in enhanced fluidity that promotes interfacial interactions between the tubes and filler metal and effectively removes surface oxide films, thus improving joint quality. …”
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  12. 812

    Correlation Between Structure, Microstructure, and Magnetic Properties of AlCoCrFeNi High-Entropy Alloy by Renee Joselin Sáenz-Hernández, Carlos Roberto Santillán-Rodríguez, Jesús Salvador Uribe-Chavira, José Andrés Matutes-Aquino, María Cristina Grijalva-Castillo

    Published 2025-05-01
    “…This study explores the crystal structure, microstructure and magnetic phase evolution of the AlCoCrFeNi high-entropy alloy (HEA), highlighting its potential for applications requiring tailored magnetic properties across diverse temperatures. …”
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  13. 813
  14. 814

    Associations between preoperative cerebral white matter microstructural changes and neurodevelopmental deficits in CHD infants: a diffusion tensor imaging study by Zhen Zhang, Siyu Ma, Ziqing Hu, Yong Chen, Ye Lin, Yaqi Zhang, Meijiao Zhu, Liang Hu, Xinyu Cai, Nishant Patel, Ming Yang, Xuming Mo

    Published 2025-04-01
    “…Abstract Background Neurodevelopmental deficits(NDs) frequently occur in patients with cyanotic congenital heart disease (CCHD) because of the hemodynamic abnormalities. We aimed to evaluate white matter(WM) microstructural changes in infants with CHD and analyze the relationship between WM microstructural changes and NDs. …”
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  15. 815

    Effect of trace silver addition on microstructure and properties of Cu-0.45Cr-0.1Zr alloy by Xinfeng Jiang, Zhu Xiao, Zhou Li, Xiaopeng Liang

    Published 2024-11-01
    “…Cu-0.45Cr-0.1Zr-(0.3Ag) were produced and subjected to multistage thermo-mechanical treatment. The microstructure evolution and properties of the alloys during aging were investigated in detail and the effect of trace Ag on comprehensive properties of Cu–Cr–Zr alloy was discussed by kinetic and strength calculations. …”
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  16. 816

    Tailoring compositional gradient in electrodeposited Ni-Co alloys to achieve strength-ductility synergy and microstructural stability at nanoscale by Swastika Banthia, Haripria T. Padmaganesan, Swetha Singam, Yuki Otani, Naoki Takata, Sankara Sarma V. Tatiparti, G.V.D. Jonnalagadda, M.J.N.V. Prasad

    Published 2025-05-01
    “…The homogeneous foils possessing grain sizes of ∼30–35 nm are also developed by adjusting the composition of the anode. The aim is to evaluate the effect of gradient in Co content on microstructural evolution, and hardness and tensile properties of NC NiCo alloy in as-deposited and heat-treated conditions, using electron microscopes, nanoindentation and tensile test, and differential scanning calorimetry (DSC), respectively. …”
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  17. 817

    In vivo cortical microstructure mapping using high-gradient diffusion MRI accounting for intercompartmental water exchange effects by Tanxin Dong, Hong-Hsi Lee, Han Zang, Hansol Lee, Qiyuan Tian, Liang Wan, Qiuyun Fan, SusieY. Huang

    Published 2025-07-01
    “…As such, it does not account for diffusion time dependence due to water exchange in the estimated microstructural properties, as neurites in gray matter are much less myelinated than in white matter.In this work, we performed a systematic evaluation of an extended SANDI model for in vivo human cortical microstructural mapping that accounts for water exchange effects between the neurite and extracellular compartments using the anisotropic Kärger model. …”
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  18. 818

    Influence of gas carburization on the microstructure, mechanical properties, and alloying elements behaviour in plain and alloyed low carbon steels by Krishnamurthy D Ambiger, Murthy B R N, Pavan Hiremath, Shivamurthy R C, Suhas Kowshik, Nithesh Naik, Prateek Jain, H S Arunkumar

    Published 2025-01-01
    “…These findings highlight the role of alloying elements and carburization parameters in optimizing steels for industrial applications, providing novel insights into microstructural evolution, wear resistance, and the balance between strength and ductility.…”
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  19. 819
  20. 820

    Influence of Microstructure and Texture on Tensile Properties of an As-Rolled Ti<sub>2</sub>AlNb-Based Alloy by Caihong Jing, Shoujiang Qu, Aihan Feng, Hao Wang, Daolun Chen

    Published 2025-06-01
    “…This study aims to investigate the texture, microstructural evolution, and phase transformation behavior of Ti<sub>2</sub>AlNb-based alloy sheets during heat treatment and their effects on tensile properties. …”
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    Article