Showing 821 - 840 results of 9,442 for search '(structures OR (structural OR structure)) variations', query time: 0.29s Refine Results
  1. 821

    Structure and microwave dielectric characteristics of (Ba,Sr,Ca)HfO3 ceramics by Xi Wang, Yi Han Ding, Xiao Li Zhu, Lei Li, Xiang Ming Chen

    Published 2025-05-01
    “…In the present work, the structure and microwave dielectric properties of (Ba,Sr,Ca)HfO3 ceramics were systematically investigated to understand the general mechanism of tuning the temperature coefficient of resonant frequency, τf in perovskite ceramics. …”
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  2. 822

    Effect of Micropore Structure on Macroscopic Water Cut Changing Law in Strongly Heterogeneous Reservoirs by Renfeng Yang, Ruizhong Jiang, Guangwei Liu, Han Chen, Peiyuan Chen, Zhaobo Sun

    Published 2020-01-01
    “…The conventional normalization of relative permeability curves is only applicable to relatively homogeneous reservoirs and not applicable to strongly heterogeneous reservoirs, especially when the permeability variation is higher than 0.7. The newly proposed approach is capable of analyzing the effect of micropore structure on macroscopic seepage law and improving the prediction accuracy of the production profile.…”
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  3. 823

    Structure-guided deep learning for back acupoint localization via bone-measuring constraints by Yulong Wang, Tian Lan, Wenjian Dou, Zhi Chen, Song Zhang, Gong Chen, Gong Chen

    Published 2025-08-01
    “…The method employs an HRFormer backbone network combined with a Structure-Guided Keypoint Estimation Module (SG-KEM) and a structure-constrained loss function, ensuring anatomically consistent predictions within a standardized spatial coordinate system to improve accuracy across diverse body types. …”
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  4. 824

    Genetic diversity and population structure of Polygonatum cyrtonema Hua in China using SSR markers. by Heng Liu, He Cheng, Jun Xu, Jiayi Hu, Chenchen Zhao, Lihua Xing, Mengjin Wang, Zhendong Wu, Daiyin Peng, Nianjun Yu, Junling Liu

    Published 2023-01-01
    “…This study assessed the genetic diversity and population structure of 96 samples collected from seven regions in China using the simple sequence repeat (SSR) molecular marker technology. …”
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  5. 825
  6. 826

    Effect of TiN-Al system binder ratio on structure and properties of PcBN by Lihui TANG, Changjiang XIAO, Qunfei ZHANG, Haoyu ZHENG, Zhengxin LI

    Published 2025-02-01
    “…In this paper, the TiN-Al ratio and its effect on the structure and the comprehensive performance of PcBN is explored.MethodsThe raw materials for the experiment are cBN powder sized 0.5-1.0 µm and binders of TiN powder sized of 2-10 µm and Al powder sized 1-2 µm. …”
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  7. 827
  8. 828

    Using individualized structural covariance networks to analyze the heterogeneity of cerebral small vessel disease with depressive states by Shiyu Zhang, Yue Chen, Hua Zhou, Zhong Zhao

    Published 2025-04-01
    “…A majority of research have shown that CSVD is associated with reduced expression of structural covariance networks (SCNs), but most of these SCN studies based on the group-level, which limits their ability to reflect individual variations in heterogeneous diseases. …”
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  9. 829
  10. 830
  11. 831

    An Alternative Modular Wooden System for Fast Assembly/Disassembly of Buildings by Marco Bovo, Enrica Santolini, Alberto Barbaresi

    Published 2025-04-01
    “…In fact, in recent decades, there has been an increasing demand for temporary constructions, driven by factors such as migration phenomena, natural disasters, and the COVID-19 pandemic, but also in sectors like agriculture, where seasonality and annual variations in activities require adaptable structures such as warehouses, barns, livestock shelters, and food storage facilities. …”
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  12. 832

    Research on the Movement Patterns of Bed-load Streaky Structure Transport and the Mechanism of Fluid-solid Coupling by YAO Jiateng, XIE Xiaoxi, WANG Hao, ZHAO Lin, XIE Haonan, ZHEN Rongtian

    Published 2024-01-01
    “…The movement of sediment particles driven by specific water flow intensities gradually forms streaky structure in bed surfaces, a phenomenon that underscores the intricate interplay between sediment dynamics and fluid mechanics. …”
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  13. 833

    Novel strut-based stochastic lattice biomimetically designed based on the structural and mechanical characteristics of cancellous bone by Satoshi Yamada, Hayato Suzuki, Kazuki Sawada, Shimpei Okada, Akihiko Nishimura, Masahiro Todoh

    Published 2025-03-01
    “…Structural indices exhibited minimal stochastic variation across iterations and beam orientations remained largely unbiased, including the isotropic nature of triple and quadruple bifurcations. …”
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  14. 834

    Exploring the Correlation Between Sleep Chronotype and the Volumes of Subcortical Structures and Hippocampal Subfields in Young Healthy Population by Fahad H. Alhazmi

    Published 2025-03-01
    “…Conclusions: Overall, the findings suggest that chronotype preferences are associated with the changes in the volumes of subcortical structures and hippocampal subfields and highlight the role of chronotypes in the neural mechanisms of these brain structures.…”
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  15. 835

    Variation of functional diversity structure measured as combined species dominance, functional diversity, and functional redundancy in two taxa of ectoparasitic arthropods at two spatial scales: host-associated, ecological, and geographic effects by Boris R. Krasnov, Michal Stanko, Maxim V. Vinarski, Natalia P. Korallo-Vinarskaya, Irina S. Khokhlova

    “…The functional diversity structure of a community can be represented as a combination of three additive components (species dominance D, functional redundancy R, and functional diversity Q) (DRQ approach in which different facets of functional differences between species are considered simultaneously). …”
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  16. 836

    Dynamically Driven Evolution of Molecular Gas in the Barred Spiral Galaxy M83 Traced by CO J = 2–1/1–0 Line Ratio Variations by Jin Koda, Fumi Egusa, Akihiko Hirota, Amanda M Lee, Tsuyoshi Sawada, Fumiya Maeda

    Published 2025-01-01
    “…The R _21/10 map clearly evidences the systematic large-scale variations as a function of galactic structures. Azimuthally, it starts from low R _21/10 ≲ 0.7 in the interarm regions and becomes high ≳0.7 in the bar and spiral arms, suggesting that the density and/or kinetic temperature of molecular gas increase by about a factor of 2–3. …”
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  17. 837

    Structural Biology in the AlphaFold Era: How Far Is Artificial Intelligence from Deciphering the Protein Folding Code? by Nicole Balasco, Luciana Esposito, Luigi Vitagliano

    Published 2025-05-01
    “…Proteins are biomolecules characterized by uncommon chemical and physicochemical complexities coupled with extreme responsiveness to even minor chemical modifications or environmental variations. Since the shape that proteins assume is fundamental for their function, understanding the chemical and structural bases that drive their three-dimensional structures represents the central problem for an atomic-level interpretation of biology. …”
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  18. 838
  19. 839

    Differences in Subtidal Macrobenthic Community Structures and Influencing Factors Between Jindo and Jeju Islands in South Korea by Jian Liang, Chae‐Woo Ma, Kwang‐Bae Kim

    Published 2025-02-01
    “…There were marked differences in macrobenthic community structures between the two islands, including the number of species, species abundance, species richness index, and Pielou's evenness index (p < 0.05). …”
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  20. 840