Showing 48,401 - 48,420 results of 53,445 for search '"system"', query time: 0.18s Refine Results
  1. 48401

    Palladium-catalyzed Suzuki–Miyaura cross-coupling with $\alpha $-aminophosphonates based on 1,3,4-oxadiazole as ligands by Hkiri, Shaima, Touil, Soufiane, Samarat, Ali, Sémeril, David

    Published 2022-02-01
    “…The formation of ($N{,}O$)-chelate intermediates may increase the steric hindrance and the electronic density of the metal, which should favor the oxidative addition and the reductive elimination/product decoordination elementary steps. With our catalytic systems, good activities for the formation of ortho-di/trisubstituted biphenyl compounds were observed from aryl bromides using only 0.5 mol% of palladium. …”
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  2. 48402

    Effectiveness of Education based on meta cognitive-cognitive-behavioral model and proficiency of making an app to problem-solving style in dropout students by Fatemeh Ahmadi, Saeed Moosavipour

    Published 2024-04-01
    “…Dropping out of education every year plagues educational systems so it’s important to improve the mental health of students who drop out. …”
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    Article
  3. 48403

    Theoretical Investigation of Terahertz Spoof Surface-Plasmon-Polariton Devices Based on Ring Resonators by Can Liu, Shenghao Gu, Mingming Sun, Ya Liu, Ying Zhang, Jiaguang Han

    Published 2025-01-01
    “…While substantial progress has been made in the study of ring resonators, their application in terahertz surface wave systems remains less than fully optimized. This paper presents several spoof surface plasmon polariton-based devices, which were realized using ring resonators at terahertz frequencies. …”
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    Article
  4. 48404

    A Case of Relapsing Kikuchi-Fujimoto Disease by Talayeh Rezayat, Matthew B. Carroll, Bryan C. Ramsey, Andria Smith

    Published 2013-01-01
    “…KFD can mimic other serious conditions such as lymphoma, systemic lupus erythematosus (SLE), herpes simplex, and Epstein Barr virus. …”
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    Article
  5. 48405

    Parallelized SLAM: Enhancing Mapping and Localization Through Concurrent Processing by Francisco J. Romero-Ramirez, Miguel Cazorla, Manuel J. Marín-Jiménez, Rafael Medina-Carnicer, Rafael Muñoz-Salinas

    Published 2025-01-01
    “…Simultaneous Localization and Mapping (SLAM) systems face high computational demands, hindering their real-time implementation on low-end computers. …”
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    Article
  6. 48406

    Performance analysis of insertion loss incorporated hybrid precoding for massive MIMO by Tadele A. Abose, Thomas O. Olwal, Muna M. Mohammed, Murad R. Hassen

    Published 2024-04-01
    “…The effectiveness of hybrid precoding structures for massive MIMO systems was examined in this study. In particular, a viable hardware network realization with insertion loss was developed. …”
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    Article
  7. 48407

    Atmospheric Error Correction of the Laser Beam Ranging by J. Saydi, A. Lotfalian, M. Abedi, J. Khalilzadeh, H. Saghafifar

    Published 2014-01-01
    “…Atmospheric refraction can cause significant errors in laser ranging systems. Through the present research, the atmospheric effects on the laser beam were investigated by using the principles of laser ranging. …”
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  8. 48408

    Design Variations on Planar Differential Antenna with Potential for Multiple, Wide, and Narrow Band Coverage by Domenico Pepe, Luigi Vallozzi, Hendrik Rogier, Domenico Zito

    Published 2015-01-01
    “…In detail, the proposed class of antennas covers multiple frequency bands, ranging from the 868 MHz and 915 MHz bands to 2.4 GHz industrial scientific and medical (ISM) bands, including the 1.2 GHz L band for Global Positioning and Navigation Satellite Systems (GNSS) and the lower portion of the UWB band.…”
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  9. 48409

    Line-Field Confocal Optical Coherence Tomography of Plaque Psoriasis Under IL-17 Inhibitor Therapy: Artificial Intelligence-Supported Analysis by Hanna B. Wirsching, Oliver J. Mayer, Sophia Schlingmann, Janis R. Thamm, Stefan Schiele, Anna Rubeck, Wera Heinz, Julia Welzel, Sandra Schuh

    Published 2025-01-01
    “…This prospective, observational study included 12 patients with psoriasis starting a systemic treatment with IL-17 inhibitors (secukinumab, ixekizumab, and bimekizumab). …”
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    Article
  10. 48410

    Metabolic fate of tea polyphenols and their crosstalk with gut microbiota by Meiyan Wang, Jianying Li, Ting Hu, Hui Zhao

    Published 2022-05-01
    “…Moreover, by reshaping microbial composition and associated metabolites, TPs may exert a systemic protection on host metabolism, which contributes to improve certain chronic metabolic disorders. …”
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  11. 48411

    Determining Critical Soil pH for Grain Sorghum Production by Katy Butchee, Daryl B. Arnall, Apurba Sutradhar, Chad Godsey, Hailin Zhang, Chad Penn

    Published 2012-01-01
    “…The transition from conventional tillage to no-tillage production systems has led to an increase in the need for crop rotations. …”
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  12. 48412

    Financial factors influencing investment willingness in environment-friendly business: Empirical study on an emerging economy by Fairtown Zhou Ayoungman, Md. Shoriful Islam, Mohammad Masukujjaman, Abid Hossain Shawon, Abdullah Al Mahmud

    Published 2025-02-01
    “…Policymakers can customize incentives, support systems, and regulatory frameworks to businesses investing in sustainable practices by studying the elements that strongly affect their actions.…”
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    Article
  13. 48413

    TSG-6 Downregulates IFN-Alpha and TNF-Alpha Expression by Suppressing IRF7 Phosphorylation in Human Plasmacytoid Dendritic Cells by L. Kui, G. C. Chan, P. P. W. Lee

    Published 2017-01-01
    “…Proinflammatory cytokines such as TNF-α and type I interferons (IFN) are pathogenic signatures of systemic lupus erythematosus, and plasmacytoid dendritic cells (pDCs) play a major role by predominantly producing IFN-α. …”
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    Article
  14. 48414

    Co-Existing Nanoplastics Further Exacerbates the Effects of Triclosan on the Physiological Functions of Human Serum Albumin by Yan Bao, Yaoyao Wang, Hongbin Liu, Jing Lan, Zhicai Li, Wansong Zong, Zongshan Zhao

    Published 2025-01-01
    “…This study reports the effect of polystyrene nanoplastics (PSNPs) on the binding of TCS to human serum albumin (HSA) using multispectral methods and molecular simulation systems. The experimental results show that TCS significantly inhibits HSA esterase activity, with exacerbating inhibition in the presence of PSNPs, which is attributed to the alteration of HSA conformation and microenvironment of the amino acid residues induced by PSNPs. …”
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    Article
  15. 48415

    Directed Evolution of Microbial Communities in Fermented Foods: Strategies, Mechanisms, and Challenges by Zihan Yao, Ting Xie, Hongjie Deng, Shuzhi Xiao, Tao Yang

    Published 2025-01-01
    “…By systematically improving the selection and management of microbial traits, DEMC serves as a crucial tool for enhancing the quality and consistency of fermented foods, directly contributing to more robust and efficient food production systems.…”
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  16. 48416

    Spectrally compatible multiple‐input multiple‐output radar waveform design based on alternating direction method of multipliers by Rui Yang, Hong Jiang, Qi Zhang, Liangdong Qu

    Published 2022-09-01
    “…In this study, the issue of MIMO radar waveform design in coexistence with communication systems is investigated by maximising the output signal‐to‐interference‐plus‐noise ratio (SINR) of the MIMO radar under transmit energy, similarity and spectral compatibility constraints. …”
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  17. 48417

    Vibration signal characteristics of debris flow initiation and motion experiments by considering clay content by Zhaodong Li, Zhaodong Li, Zhiyong Huang, Zhiyong Huang, Ping Li, Ping Li, Zhiqi Tian, Enxian Jia, Enxian Jia, Tonglu Li, Tonglu Li

    Published 2025-01-01
    “…These findings provide a foundation for monitoring and predicting debris flows, and the vibration signal characteristics of debris flow initiation and motion can be used to infer the clay content, offering insights into early warning systems for such geological hazards.…”
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  18. 48418

    Survey of Distributed Computing Frameworks for Supporting Big Data Analysis by Xudong Sun, Yulin He, Dingming Wu, Joshua Zhexue Huang

    Published 2023-06-01
    “…Distributed computing frameworks are the fundamental component of distributed computing systems. They provide an essential way to support the efficient processing of big data on clusters or cloud. …”
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  19. 48419

    Ultrasonographic assessment of optic nerve: does it help in lupus-induced optic neuropathy? by Amira Elsonbaty, Abdallah El-Sayed Allam, Doaa M Mahmoud, Sara Alattar, Ahmed Hosny Shaaban

    Published 2025-01-01
    “…Objective Evaluating the potential role of neuromuscular ultrasonography (NMUS) in assessing optic nerve affection in patients with systemic lupus erythematosus (SLE), compared with healthy controls and other conventional strategies in diagnosing optic neuropathy.Methods We conducted an observational cross-sectional study comparing patients with SLE and a healthy group. …”
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  20. 48420

    Enhancing proteasome activity by NMDAR antagonists explains their therapeutic effect in neurodegenerative and mental diseases by Fikret Sahin, Aslihan Gunel, Buse Turegun Atasoy, Ulku Guler, Bekir Salih, Isinsu Kuzu, Mehmet Taspinar, Ozgur Cinar, Selda Kahveci

    Published 2025-01-01
    “…Therefore, these findings hold promise for new treatment options not only for brain diseases but also for other systemic conditions associated with unfolded or misfolded proteins.…”
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    Article