Showing 46,941 - 46,960 results of 50,416 for search '"paper"', query time: 0.23s Refine Results
  1. 46941

    NOMA-Based Rate Optimization for Multi-UAV-Assisted D2D Communication Networks by Guowei Wu, Guifen Chen, Xinglong Gu

    Published 2025-01-01
    “…However, the efficient coordination of these techniques in complex and changing 3D environments still faces many challenges. To this end, this paper proposes a NOMA-based multi-UAV-assisted D2D communication model in which multiple UAVs are deployed in 3D space to act as airborne base stations to serve ground-based cellular users with D2D clusters. …”
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  2. 46942

    Land Cover and Forest Type Classification by Values of Vegetation Indices and Forest Structure of Tropical Lowland Forests in Central Vietnam by Hung Nguyen Trong, The Dung Nguyen, Martin Kappas

    Published 2020-01-01
    “…This paper aims to (i) optimize the application of multiple bands of satellite images for land cover classification by using random forest algorithms and (ii) assess correlations and regression of vegetation indices of a better-performed land cover classification image with vertical and horizontal structures of tropical lowland forests in Central Vietnam. …”
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  3. 46943

    Bioprospecting of a Native Plant Growth-Promoting Bacterium <i>Bacillus cereus</i> B6 for Enhancing Uranium Accumulation by Sudan Grass (<i>Sorghum sudanense</i> (Piper) Stapf) by Longyuan Wu, Lijuan Zhang, Ning Wang, Wei Huang, Yanzhi Wang, Meng Sun, Guofeng Zheng, Wei Wang, Chong Shi

    Published 2025-01-01
    “….), noted for its robust root structure and resilience to heavy metals, has garnered significant attention. This paper investigates a strain of uranium-tolerant bacterium, B6, obtained from the inter-root environment of native plants in soil contaminated with uranium tailings. …”
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  4. 46944

    Securing fog computing in healthcare with a zero-trust approach and blockchain by Navjeet Kaur, Ayush Mittal, Umesh Kumar Lilhore, Sarita Simaiya, Surjeet Dalal, Kashif Saleem, Ehab Seif Ghith

    Published 2025-02-01
    “…The traditional perimeter-based security models are inadequate for addressing the dynamic and distributed nature of fog networks, leaving them vulnerable to unauthorized access, data tampering, and latency issues. Therefore, this paper proposes a novel security framework that integrates blockchain (BC) and software-defined network (SDN) technologies, underpinned by zero-trust (ZT) principles, to address these challenges in latency-sensitive healthcare environments. …”
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  5. 46945

    Renewable Energy in Sudan: Current Status and Future Prospects by Ihab Jabbar Al‐Rikabi, Adil A. M. Omara, Mohamed Ali Abuelnour, Abuelnuor A. A. Abuelnuor, Ahmed Elbashir Mohamed, Najib Aminu Ismail

    Published 2025-01-01
    “…This challenge underscores the need to expand renewable energy utilization. This paper reviews the current status and future potential of renewable energy in Sudan. …”
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  6. 46946

    The Application of Hyaluronic Acid-Based Hydrogels in Bone and Cartilage Tissue Engineering by Hongru Li, Zhiping Qi, Shuang Zheng, Yuxin Chang, Weijian Kong, Chuan Fu, Ziyuan Yu, Xiaoyu Yang, Su Pan

    Published 2019-01-01
    “…However, their disadvantages require further modification and include a poor degradation rate and insufficient mechanical performance. In this paper, hyaluronic acid-based hydrogels, their modifications, applications, and mechanisms, as well as new techniques for processing hyaluronic acid hydrogels in bone and cartilage tissue engineering, are briefly reviewed, and their future prospects and directions for future work are discussed.…”
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  7. 46947

    Child Maltreatment and Medical Traumatic Stress—A Double-Edged Sword by Rony Kapel Lev-ari, Roy Aloni, Amit Shalev, Avi Elbaz, Yael L. E. Ankri, Shiri Ben-David, Naomi Kahana Levy, Fortu Benarroch, Amichai Ben-Ari

    Published 2024-12-01
    “…This may include experiencing heightened distress following medical procedures. The goal of this paper is to investigate the risk of distress symptoms following medical procedures for children with a history of child maltreatment vs. controls. …”
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  8. 46948

    MFCEN: A lightweight multi-scale feature cooperative enhancement network for single-image super-resolution by Jiange Liu, Yu Chen, Xin Dai, Li Cao, Qingwu Li

    Published 2024-10-01
    “…In response to these challenges, this paper proposed a lightweight multi-scale feature cooperative enhancement network (MFCEN). …”
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  9. 46949

    In Vitro Effect of Sodium Fluoride on Malondialdehyde Concentration and on Superoxide Dismutase, Catalase, and Glutathione Peroxidase in Human Erythrocytes by José Gutiérrez-Salinas, Liliana García-Ortíz, José A. Morales González, Sergio Hernández-Rodríguez, Sotero Ramírez-García, Norma R. Núñez-Ramos, Eduardo Madrigal-Santillán

    Published 2013-01-01
    “…The aim of this paper was to describe the in vitro effect of sodium fluoride (NaF) on the specific activity of the major erythrocyte antioxidant enzymes, as well as on the membrane malondialdehyde concentration, as indicators of oxidative stress. …”
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  10. 46950

    Application of different edge detection methods for faults identification in Anza Basin, Kenya by Gege Li, Qing Chen, Bingqiang Yuan, Xianfeng Tan, Hao Chen, Xiaoyu Huang, Lang Pan

    Published 2025-02-01
    “…They also aim to delineate the distribution range of field sources. This paper systematically analyzes the principles of various gravity potential field boundary identification methods. …”
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  11. 46951

    FEATURES OF BIOELEMENTS ACCUMULATION BY FUNGI L. EDODES DURING CULTIVATION IN SUBSTRATES ENRICHED WITH Cr, Se, Ge, Fe CITRATES by I. Andrusyshyna, O. Velikanov, D. Bakhlukov

    Published 2024-05-01
    “…The paper investigates the features of citrates Cr, Se, Ge, Fe biotransformation during the cultivation of Lentinula Edodes and their influence on the accumulation of some bioelements in order to predict the biological value, therapeutic and prophylactic properties of shiitake mushrooms. …”
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  12. 46952

    A New Method of Central Axis Extracting for Pore Network Modeling in Rock Engineering by Xiao Guo, Kairui Yang, Haowei Jia, Zhengwu Tao, Mo Xu, Baozhu Dong, Lei Liu

    Published 2021-01-01
    “…However, the commonly used methods in an axis extraction algorithm have the disadvantages of complex judgment conditions and relatively low operating efficiency, thus losing the practicality in application to large-scale pore structure simulation. In this paper, the updated algorithm proposed by Palágyi and Kuba was used to perform digital core and pore network modeling. …”
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  13. 46953

    Hybrid optimized artificial neural network using Latin hypercube sampling and Bayesian optimization for detection, classification and location of faults in transmission lines by Abdul Yussif Seidu, Elvis Twumasi, Emmanuel Assuming Frimpong

    Published 2024-11-01
    “…This paper introduces a novel hybrid approach that integrates Latin hypercube sampling (LHS) and Bayesian optimization for optimizing artificial neural networks (ANNs) in fault detection, classification, and location for transmission lines. …”
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  14. 46954

    Investigation of Sandstone Mesostructure Damage Caused by Freeze-Thaw Cycles via CT Image Enhancement Technology by Hui Liu, Gengshe Yang, Yehui Yun, Jianghao Lin, Wanjun Ye, Huimei Zhang, Yao Zhang

    Published 2020-01-01
    “…These rock mesostructures may be altered by the freeze-thaw cycles in cold regions. In this regard, this paper proposes a quantitative evaluation method based on computed tomography (CT) scanning technology for investigating the mesostructure and damage characteristics of sandstone subjected to freeze-thaw conditions. …”
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  15. 46955

    Residual Energy and Broken Symmetry in Reduced Magnetohydrodynamics by S. Dorfman, M. Abler, S. Boldyrev, C. H. K. Chen, S. Greess

    Published 2025-01-01
    “…Alfvénic quasi-modes that do not satisfy the Alfvén wave dispersion relation and exist only in the presence of a nonlinear term can contain either positive or negative residual energy, but until now, an intuitive physical explanation for why negative residual energy is preferred has remained elusive. This paper shows that the equations of reduced MHD are symmetric in that they have no intrinsic preference for one sign of the residual energy over the other. …”
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  16. 46956

    Simultaneous Quantification of Six Bioactive Components in Decoction of Ziziphi spinosae Semen Using Ultrahigh Performance Liquid Chromatography Coupled with Triple-Quadrupole Mass... by Xiao Liu, Xiaochai Zhu, Hui Zhu, Li Xie, Jia Ma, Yinghui Xu, Qigang Zhou, Zejun Wu, Baochang Cai

    Published 2018-01-01
    “…This paper was conducted to develop a method containing ultrahigh performance liquid chromatography coupled with triple-quadrupole tandem mass spectrometry for simultaneous quantification of six bioactive components in the decoction of Ziziphi spinosae Semen. …”
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  17. 46957

    Identification and Pathogenicity of Causal Agents of Apple Canker Disease in Kazakhstan by Zhanar Tulegenova, Ulbike Amanbayeva, Aida M. Shalabayeva, Dina Yelyubayeva, Alikhan Zhaxylykov, Rabiga Uakhit, Ainura Smagulova, Vladimir Kiyan, Kazbek Dyussembayev, Gulzhamal Mukiyanova

    Published 2025-01-01
    “…Moreover, a pathogenicity test was conducted on detached twigs, and it demonstrated that two of these fungi were highly virulent. Overall, this paper is a first report of the causal agents of apple canker disease in Kazakhstan and could be a trigger for conducting future studies to better understand the disease epidemiology, as well as build management strategies.…”
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  18. 46958

    A Spectral Transfer Function to Harmonize Existing Soil Spectral Libraries Generated by Different Protocols by Nicolas Francos, Daniela Heller-Pearlshtien, José A. M. Demattê, Bas Van Wesemael, Robert Milewski, Sabine Chabrillat, Nikolaos Tziolas, Adrian Sanz Diaz, María Julia Yagüe Ballester, Asa Gholizadeh, Eyal Ben-Dor

    Published 2023-01-01
    “…Given our results, this paper enhances the importance of soil spectroscopy by contributing to analyses in remote sensing, soil surveys, and digital soil mapping.…”
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  19. 46959

    Research advances of metal fluoride for energy conversion and storage by Runlin Zhang, Zijin Xu, Zeyu Hao, Zeshuo Meng, Xiufeng Hao, Hongwei Tian

    Published 2025-01-01
    “…Therefore, we comprehensively review the applications of metal fluorides in the field of energy storage and conversion, aiming to deepen our understanding of their exhibited characteristics in different electrochemical processes. In this paper, we summarize the difficulties and improvement methods encountered in different types of battery applications and several typical electrode optimization strategies in the field of supercapacitors. …”
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  20. 46960

    Freeze-Thaw Cycle Effect on Sputtering Rate of Water-Saturated Yellow Sandstone under Impact Loading by Yunbing Hu, Tianzhu Duan, Penghui Xian, Liang Chen

    Published 2019-01-01
    “…In order to explore the impact of freeze-thaw temperature on the sputtering rate of water-saturated yellow sandstone under impact loading, in this paper, the Hopkinson pressure bar is used to conduct impact loading test on the water-saturated yellow sandstone at the same strain rate (74.22 s−1) under five different freeze-thaw temperatures. …”
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