Showing 661 - 680 results of 1,558 for search '"ultras"', query time: 0.05s Refine Results
  1. 661

    Vibration Analysis and Experimental Study of GIS Busbar Enclosure under Electric Force by Dingge Yang, Yuzhao Li, Yanhua Han, Bin Ding, Liangshu Li, Jingfeng Wu

    Published 2022-01-01
    “…The study shows that the GIS enclosure shell will produce vibration at the two times power frequency and high frequency, which provides an explanation for the high-frequency vibration of busbar shell structure in the ultra-high-voltage substation and provides an objective basis for the design of the busbar enclosure in the ultra-high-voltage substation.…”
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  2. 662

    Reliability of high-performance monolayer MoS2 transistors on scaled high-κ HfO2 by Hao-Yu Lan, Shao-Heng Yang, Karim-Alexandros Kantre, Daire Cott, Rahul Tripathi, Joerg Appenzeller, Zhihong Chen

    Published 2025-01-01
    “…Abstract The successful integration of ultrathin high-κ insulators is essential for the advancement of ultra-scaled field-effect transistors (FETs) based on two-dimensional (2D) semiconductors in future technology nodes. …”
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  3. 663

    Radio direction finding system based on spatial spectrum estimation by Xubin CHEN, Peiming REN, Huiling DAI

    Published 2017-07-01
    “…The direction finding technology based on spatial spectrum estimation is widely used due to its’ ultra-high resolution,high sensitivity,high accuracy and plays a leading role in radio management.Based on the theoretical study of spatial spectrum estimation,the algorithm was put forward and the algorithm was simulated.Finally,the practicability and superiority of the spatial spectrum estimation system were demonstrated.…”
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  4. 664

    On the TC/MAX criterion for code acquisition and its application to UWB systems by WANG Jiang, BI Guang-guo, ZHANG Zai-chen

    Published 2005-01-01
    “…Due to the difficulty of threshold setting in code acquisition,a new hybrid criterion called TC/MAX (threshold crossing/maximum selection) was presented for code acquisition.To test the proposed criterion,the general formulation was applied to the particular case of ultra wide bandwidth (UWB) communication systems.Analysis and simulation show that the proposed scheme can improve the probability of detection significantly,compared with TC criterion.…”
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  5. 665

    Slightly β-continuous functions by Takashi Noiri

    Published 2001-01-01
    “…Especially, we define the notion of ultra-regularizations of a topology and obtain interesting characterizations of slightly β-continuous functions by using it.…”
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  6. 666

    Multiomics-based assessment of the impact of airflow on diverse plant callus cultures by June-Sik Kim, Muneo Sato, Mikiko Kojima, Muchamad Imam Asrori, Yukiko Uehara-Yamaguchi, Yumiko Takebayashi, Thi Nhung Do, Thi Yen Do, Kieu Oanh Nguyen Thi, Hitoshi Sakakibara, Keiichi Mochida, Shinjiro Ogita, Masami Yokota Hirai

    Published 2025-02-01
    “…For each sample, gene expression was profiled with high-throughput RNA sequencing, 442 metabolites were measured using liquid chromatography (LC) with triple-quadrupole mass spectrometry (LC–QqQMS), and 31 phytohormones were quantified using ultra-performance LC coupled with a tandem quadrupole mass spectrometer equipped with an electrospray interface (UPLC-ESI-qMS/MS) and ultra-high-performance LC–orbitrap MS (UHPLC-Orbitrap MS). …”
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  7. 667
  8. 668

    A machine learning model accurately identifies glycogen storage disease Ia patients based on plasma acylcarnitine profiles by Joost Groen, Bas M. de Haan, Ruben J. Overduin, Andrea B. Haijer-Schreuder, Terry GJ Derks, M. Rebecca Heiner-Fokkema

    Published 2025-01-01
    “…Abstract Background Glycogen storage disease (GSD) Ia is an ultra-rare inherited disorder of carbohydrate metabolism. …”
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  9. 669

    Assessment of risk factors for osteopenia development in premature babies by A. Yu. Tsymbal, Yu. V. Kotlova

    Published 2023-12-01
    “…In PB born at 32 weeks of gestation and earlier, the chances of ultra-low SOS indicators by Z-score are 14.22 times higher (OR = 14.22; CI 95 % [3.29; 61.57]). …”
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  10. 670

    Study on propagation properties of UWB signal waveform by LIU Yuan-jian, ZHANG Ye-rong

    Published 2005-01-01
    “…Investigating the propagation properties of Ultra-wideband (UWB) were the essential topics in UWB channel theory.Based on Fourier transformation,Various UWB pulse waveform with indoor reflection,refraction and diffraction is studied.Moreover,a novel approximate formula of n order modified Bessel function was put forward.Finally,a comparison of Fourier transformation results with time-domain accurate results shows good agreements.…”
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  11. 671
  12. 672

    The prediction of X2B6 monolayers with ultrahigh carrier mobility by Xiuzhi Du, Zhaoming Huang

    Published 2025-01-01
    “…Interestingly, the K2B6 and Rb2B6 monolayers demonstrate a metallic band structure, while the Na2B6 monolayer is a semiconductor with an ultra-narrow bandgap only about 0.42 eV. Then, the ultra-high electron mobility in the Na2B6 monolayer is calculated as about 9942 cm2.V−1.s−1, and the excellent optical performance of the Na2B6 monolayer is also addressed. …”
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  13. 673

    Comparison of Bone Mineral Density of Dominant and Non-dominant Forearm of Badminton Players by Mustafa Şakir Akgül, Arzu Altunel, Veli Volkan Gürses, Bilgehan Baydil

    Published 2019-09-01
    “…Significant difference was found between BMD of dominant right ultra-distal part and BMD of non-dominant left ultra-distal part (z:-2,94, sig:0,00) and between BMD of dominant right proximal part and BMD of  non-dominant left proximal part (z:-2,09, sig:0,03). …”
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  14. 674

    Manipulation of 2D and 3D Magnetic Solitons Under the Influence of DMI Gradients by Rayan Moukhader, Davi Rodrigues, Eleonora Raimondo, Vito Puliafito, Bruno Azzerboni, Mario Carpentieri, Abbass Hamadeh, Giovanni Finocchio, Riccardo Tomasello

    Published 2024-01-01
    “…Magnetic solitons hold great promise for token-based computing applications due to their intrinsic properties, including small size, topological stability, ultra-low power manipulation, and potentially ultra-fast operation. …”
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  15. 675

    Microstructures and mechanical properties of novel 2.3 GPa secondary hardening steels with different Ni contents by Wenhong Peng, Yichen Wu, Ruming Geng, Yuxian Cao, Shun Han, Yong Li, Chunxu Wang, Lijing Zheng

    Published 2025-03-01
    “…The development of ultra-high strength steels with balanced ductility and toughness is of significant industrial importance. …”
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  16. 676

    Experimental demonstration of 8190-km long-haul semiconductor-laser chaos synchronization induced by digital optical communication signal by Anbang Wang, Junli Wang, Lin Jiang, Longsheng Wang, Yuncai Wang, Lianshan Yan, Yuwen Qin

    Published 2025-01-01
    “…By utilizing the long-haul optical coherent communication techniques, high-fidelity fiber transmission of the digital drive can be achieved and thus ultra-long-distance synchronization is expected. …”
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  17. 677

    Integrating Study on Qualitative and Quantitative Characterization of the Major Constituents in Shuanghuanglian Injection with UHPLC/Q-Orbitrap-MS and UPLC-PDA by Gen Xue, Meijuan Zhu, Ning Meng, Jianli Guan, Jide Zhang, Jing Yang, Yuefei Wang, Ying Cui, Xin Chai

    Published 2021-01-01
    “…Using multiwavelength switching method, the 22 targeted components were quantified by ultra-performance liquid chromatography with photodiode array detector (UPLC-PDA) after the methodological validation. …”
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  18. 678

    Fully CMOS Boost Converter Operating at 2.65 GHz for Photovoltaic Energy Harvesting by Pedro Mendonca Dos Santos, Ricardo Alexandre Marques Lameirinhas, Catarina P. Correia V. Bernardo, Joao Paulo Neto Torres, Antonio Serralheiro, Rafael Vieira, Nuno Lourenco

    Published 2025-01-01
    “…This research describes the design of a fully CMOS-integrated boost DC-DC converter to be supplied by an ultra-low power solar cell for energy harvesting applications. …”
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  19. 679

    Adaptive Handover Management in High-Mobility Networks for Smart Cities by Yahya S. Junejo, Faisal K. Shaikh, Bhawani S. Chowdhry, Waleed Ejaz

    Published 2025-01-01
    “…The seamless handover of mobile devices is critical for maximizing the potential of smart city applications, which demand uninterrupted connectivity, ultra-low latency, and performance in diverse environments. …”
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  20. 680

    Image Transmission Utilizing Amplitude Modulation in Rydberg Atomic Antenna by Peng Zhang, Shaoxin Yuan, Mingyong Jing, Jinpeng Yuan, Hao Zhang, Linjie Zhang

    Published 2024-01-01
    “…This study establishes an experimental groundwork for the utilization of Rydberg atomic antennas in ultra-wideband wireless communication and measurement.…”
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