Showing 1,521 - 1,540 results of 9,630 for search '"Evolution"', query time: 0.09s Refine Results
  1. 1521
  2. 1522

    Ultrasonic Time-Frequency Response Characteristics for Damage Evolution of Back-Filling Concrete under Staged Loading Conditions by Xicai Gao, Xichen Zhang, Cheng Zhao, Huan Xia, Shuai Liu, Tengfei Ma, Jianhui Yin, Kai Fan

    Published 2022-01-01
    “…By analyzing the characteristic stress of the concrete specimens and the ultrasonic time-frequency response characteristics, we explore the damage evolution and bearing capacity deterioration process. …”
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  3. 1523

    Temporal-spatial evolution and formation mechanism of energy consumption carbon footprint at county scale in the Yellow River Basin by Liyan Zhang, Mei Song, Yan Gao

    Published 2025-01-01
    “…Employing spatial autocorrelation and spatial Durbin models, the study examines the temporal-spatial evolution characteristics and spatial effect mechanism. …”
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  4. 1524
  5. 1525
  6. 1526

    Effect of yttrium addition timing on inclusion evolution and grain growth behavior in spring steel 55SiCr by Shuai Ma, Yang Li, Zhouhua Jiang, Meng Sun, Yunqie Mao, Yanshuo Ma, Yucheng Wang, Tianci Li, Yunfei Niedeng, Rui Yang, Hang Liu

    Published 2025-03-01
    “…The effects of different yttrium addition timing on inclusion evolution and austenite grain growth behavior of spring steel 55SiCr were investigated. …”
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    Article
  7. 1527
  8. 1528

    Multi‐Source Perturbations in the Evolution of a Low‐Latitudinal Equatorial Plasma Bubble Event Occurred Over China by Longchang Sun, Jiyao Xu, Yajun Zhu, Wei Yuan, Hong Gao, Chunxiao Yan

    Published 2023-03-01
    “…Abstract In this paper, multi‐source perturbations during the evolution of an equatorial plasma bubble (EPB) event at low latitudes in China are studied by means of multi‐ground‐based instruments, including an all‐sky airglow imager, a very high frequency (VHF) radar and eight digisondes. …”
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    Article
  9. 1529

    Multiobjective Differential Evolution Clustering Algorithm Based on Multimedia Information in Working Mechanism Innovation for Traditional Chinese Medicine by Xiaoling Zhu, Hongsheng Cheng, Xu Zhang, Huaxu Zhu, Zhiguang Sun

    Published 2022-01-01
    “…Aiming at working mechanism innovation for traditional Chinese medicine, a multiobjective differential evolution clustering algorithm based on multimedia information is proposed and applied. …”
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  10. 1530

    Energy Evolution Law of Ore-Bearing Rock during Unloading under High Static Stress and Frequent Disturbance by Chun Wang, Mei-zhi Xie, Zu-qiang Xiong, Cheng Wang, Lu-ping Cheng

    Published 2020-01-01
    “…Based on the complex engineering environment in deep rock engineering, preloaded high axial pressure, unloading of axial pressure, and impact loading were used to simulate high in situ stress, unloading of excavation, and blasting disturbance, respectively; the experimental study on frequent impact disturbances under unloading of high static load was carried out, which aimed at revealing the energy evolution law of rock. First, the equations of elastic property, plastic energy, and incident energy in the impact process are discussed by theoretical analysis. …”
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  11. 1531

    Preliminary Study on High-Energy and Low-Energy Microfracture Event Evolution Characteristics in the Development Process of Rock Failure by Guofeng Yu, Guanwen Cheng, Lianchong Li, Chunan Tang, Bo Ren, Yunchun Han

    Published 2020-01-01
    “…The evolution characteristics of high-energy and low-energy microfracture events are assessed in this study based on a BMD model. …”
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  12. 1532
  13. 1533

    Structural Evolution of Low-Molecular-Weight Poly(ethylene oxide)-block-polystyrene Diblock Copolymer Thin Film by Hui Wu, Xiaohua Huang

    Published 2013-01-01
    “…The structural evolution of low-molecular-weight poly(ethylene oxide)-block-polystyrene (PEO-b-PS) diblock copolymer thin film with various initial film thicknesses on silicon substrate under thermal annealing was investigated by atomic force microscopy, optical microscopy, and contact angle measurement. …”
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  14. 1534
  15. 1535

    Key technologies and introduction strategies for 3GPP R16 oriented evolution of 5G core network by Xu YANG, Ziyu XIAO, Ming ZHANG, Yongping SHAO

    Published 2021-06-01
    “…5G core network has been deployed based on 3GPP R15 standard.Firstly, the progress of 3GPP standard and the overall progress of end-to-end industry of 5G core network were reviewed, and the main research directions and contents of R16 based on the evolution of 3GPP R16 standard were summarized, Then, the key technology research and deployment strategy analysis were carried out for some key issues with relatively high priority in the follow-up business.Finally, the overall summary and analysis of the follow-up 5G core network business evolution deployment direction were carried out, and the preliminary deployment strategy suggestions were put forward, so as to provide reference for the follow-up business evolution and construction of 5G SA core network.…”
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  16. 1536
  17. 1537

    Mechanical Characteristics and Energy Evolution Laws for Red Bed Rock of Badong Formation under Different Stress Paths by Tao Wen, Huiming Tang, Yankun Wang, Junwei Ma, Zhiqiang Fan

    Published 2019-01-01
    “…In order to reveal the energy evolution laws for b2 rocks under different stress paths, loading tests, unloading tests, and cyclic loading-unloading tests were conducted, respectively. …”
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  18. 1538

    Genetics : genes, genomes, and evolution / by Dawes Hoang, Rachel, Okeke, Iruka N., 1970-

    Published 2017
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  19. 1539
  20. 1540

    Optimization of LMBP high-speed railway wheel size prediction algorithm based on improved adaptive differential evolution algorithm by Yu Zhang, Jiawen Zhang, Lin Luo, Xiaorong Gao

    Published 2019-10-01
    “…In order to speed up the search of the optimal initial weights and thresholds of the differential evolution algorithm Levenberg–Marquardt back propagation neural network, the initial values are further optimized, and an adaptive differential evolution algorithm Levenberg–Marquardt back propagation wheel-set size prediction model is designed and implemented. …”
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