Showing 5,141 - 5,160 results of 10,741 for search '"U.S."', query time: 0.12s Refine Results
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    Low SAR compact wideband/dual-band semicircular slot antenna structures for sub-6 GHz 5G wireless applications by Reham W. Abd-Elsalam, Hussein E. Seleem, Mostafa M. Abd-Elnaby, Amr H. Hussein

    Published 2025-01-01
    “…To allow for dual-band operation, a T-shaped stub structure is attached in the middle of the U-shaped radiating patch. If the transverse part of the T structure is connected to the two U limbs, the antenna performs as a wideband antenna (WBA). …”
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  3. 5143

    粉防己碱对阴茎海绵体平滑肌细胞抗氧化能力的影响

    Published 2009-01-01
    “…【结果】 H2O2诱导阴茎海绵体平滑肌细胞4 h,①细胞存活率由100%降至 (48.57 ± 4.1)% (n = 8; P < 0.01); ②LDH释放由对照组的(487.3 ± 78.6) U/L 增加到(1105.5 ± 65.8) U/L (n = 8; P < 0.01);③MDA含量由对照组的(3.8 ± 1.4) nmol 8226; L-1 8226; mg-1增加到(77.3 ± 8.6) nmol 8226; L-1 8226; mg-1(n = 8; P < 0.01);④SOD活性由对照组的(51.8 ± 5.9) U/mL降为(30.7 ± 4.5)/mL (n = 8; P < 0.01)。…”
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  4. 5144

    MLHI-Net: multi-level hybrid lightweight water body segmentation network for urban shoreline detection by Jianhua Ye, Pan Li, Yunda Zhang, Ze Guo, Shoujin Zeng, Youji Zhan

    Published 2025-02-01
    “…Experimental results show that MLHI-Net outperforms other advanced segmentation networks in Mean Intersection over Union (MIoU) and Pixel Accuracy (PA) on the CityWater and USVInland datasets, with MIoU of 97.86% and PA of 98.92% on the CityWater dataset, and MIoU of 98.12% and PA of 99.10% on the USVInland dataset. …”
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  5. 5145

    FLORİD İÇERİKLİ RESTORATİF MATERYALLERİN FLORİD SALIMI VE FLORİDLE YENİDEN YÜKLENEBİLME ÖZELLİKLERİNİN DEĞERLENDİRİLMESİ by Nurhan Özalp, Aylin Akbay Oba, Mustafa Taştekin, Zehra Karaca, Tuğçe Özmen Derkuş

    Published 2020-08-01
    “…Amaç: Bu çalışmanın amacı florid içerikli farklı restoratif materyallerin (Geleneksel cam iyonomer siman, İonofil U; Rezin modifiye cam iyonomer siman, Photac Fil Quick Aplicap; Cam hibrit restoratif materyal, Equia Forte; Cam karbomer, Glass Fil ve Giomer, Beautifil II) in vitro koşullarda florid salım özelliklerini ve floridle yeniden yüklenebilme kapasitelerini karşılaştırmaktır. …”
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  6. 5146

    On the Twistability of Partially Coherent, Schell-Model Sources by Riccardo Borghi

    Published 2025-01-01
    “…By employing an abstract operatorial language, the problem of determining the highly degenerate spectrum of a twisted operator <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mover accent="true"><mi>W</mi><mo stretchy="false">^</mo></mover><mi>u</mi></msub></semantics></math></inline-formula> is addressed through a modal analysis based on the complete knowledge of the spectrum of the <i>sole</i> twist operator <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mover accent="true"><mi>T</mi><mo stretchy="false">^</mo></mover><mi>u</mi></msub></semantics></math></inline-formula>, as found by R. …”
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  10. 5150

    Effect of the Nitrification Inhibitor 3,4-Dimethylpyrazole Phosphate on the Deep Placement of Nitrogen Fertilizers for Soybean Cultivation by Soshi Hatano, Yoichi Fujita, Yoshifumi Nagumo, Norikuni Ohtake, Kuni Sueyoshi, Yoshihiko Takahashi, Takashi Sato, Sayuri Tanabata, Kyoko Higuchi, Akihiro Saito, Takuji Ohyama

    Published 2019-01-01
    “…The average seed yields were high in LN (464 g·m−2) and DMU (461 g·m−2) and relatively low in CU (405 g·m−2), U (396 g·m−2), and Cont (373 g·m−2) treatments. …”
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  11. 5151

    COVID-19 Pandemisi Sürecinde Yetişkinlerin Besin Destekleri Kullanımlarının İncelenmesi by Beyza Kılıçkalkan, Gülperi Demir, Muhammed Kazım Takak

    Published 2021-12-01
    “…Bulgular: Katılımcıların %58.7’si kadın, %41.3’ü erkektir (ortalama yaş; 36.3±11.7 yıl) ve %77.9’u üniversite ve lisansüstü mezunudur. %15.4’ü COVID-19 tanısı aldığını belirtmiştir. …”
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  12. 5152

    ŞEHİR FELSEFESİ YAPMANIN İMKÂNI: ÜSKÜP ÜZERİNE KÜLTÜREL VE FELSEFÎ NOTLAR by Şahin Efil

    Published 2021-07-01
    “…Üsküp’ü ulusal ve uluslararası çapta önemli bir cazibe merkezi haline getiren şey, dahaçok onun sahip olduğu tarihi ve kültürel mirasıdır. …”
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  13. 5153

    Advanced characterization of deforestation frontiers in Nigeria utilizing deep learning and Bayesian approaches with sentinel-1 SAR imagery by Isiaka Lukman Alage, Yumin Tan, Ahmed Wasiu Akande, Agus Suprijanto

    Published 2025-12-01
    “…The findings indicate that the U-Net with ResNet34 outperformed other deep learning models, achieving a precision of 86.5%, recall of 94.5%, an F1 score of 91.3%, and an IoU of 74.2%. …”
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  14. 5154
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    Prevalence of Elevated Alanine Aminotransferase by Diagnostic Criterion, Age, and Gender among Adolescents by Jing Zhang, Zheng-Ying Wang, Jing-Ping Zhang, Hua Zhou, Zan Ding

    Published 2020-01-01
    “…Elevated ALT was defined as diagnostic criterion I (>30 U/L for boys and >19 U/L for girls) and diagnostic criterion II (>40 U/L). …”
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  20. 5160

    Mechanical responses of triply periodic minimal surface gyroid lattice structures fabricated by binder jetting additive manufacturing by Yingmi Xie, Yiwei Mao, Yuhua Heng, Jianquan Tao, Lin Xiang, Xiuyuan Qin, Qingsong Wei

    Published 2025-03-01
    “…In this study, sheet-based uniform gyroid lattice structures (U-GLS) and graded gyroid lattice structures (G-GLS) with different relative densities were fabricated by the BJ for the first time, achieving good precision. …”
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