Showing 481 - 500 results of 26,983 for search '"lead"', query time: 0.11s Refine Results
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    A Lead-Lag Relationship and Forecast Research between China’s Crude Oil Futures and Spot Markets by Chi Zhang, Dandan Pan, Mingyan Yang, Zhengning Pu

    Published 2022-01-01
    “…First, based on one-minute high-frequency prices, this paper applies the thermal optimal path (TOP) method to examine the lead-lag relationship between Chinese crude oil futures and spot from March 2018 to December 2021. …”
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  6. 486

    Studi performa aerodinamis turbin hidrokinetik Savonius dengan 2 semicircular blade-sharp leading edge by Khoiri Rozi, Berkah Fajar, M. Rasyid

    Published 2022-04-01
    “…<p><em>This current investigation was conducted to study the aerodynamic characteristics of Savonius hydrokinetics turbine with semicircular blade-sharp leading edge. The influences of blade thickness and freestream velocity were simulated using ANSYS FLUENT with k-w SST model. …”
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  7. 487

    Massive ureterocele leading to urinary retention in a male neonate: A rare presentation and successful management by Rafael Nascimento Vilares, Manuela Horta, Afonso da Silva Alves Bento, Francisco Tibor Dénes, Roberto Iglesias Lopes

    Published 2025-03-01
    “…Ureterocele is a rare congenital anomaly characterized by the dilation of the distal ureter and its protrusion into the bladder, often related with duplex collecting renal system, leading to urinary obstruction.While it commonly occurs in females, this case report presents the rare presentation of a massive ureterocele in a 2-day-old male neonate, causing urinary retention. …”
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    Effect of Lead on the Transformation of Urea-N in Fly Ash-Contaminated Soils under Different Moisture Regimes by D. K. Das, P. Bashetti, S. K. Naik, Pintu Sur

    Published 2007-01-01
    “…The objective of this study was to determine the interaction between lead (Pb) and urea under two moisture regimes (60% and saturated water contents). …”
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    Drop-size-dependent effects in leading-edge rain erosion and their impact on erosion-safe mode operation by N. Barfknecht, D. von Terzi

    Published 2025-01-01
    “…<p>Leading-edge rain erosion poses a significant challenge for the wind turbine industry due to its detrimental effects on structural integrity and annual energy production. …”
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    The SIX1/LDHA Axis Promotes Lactate Accumulation and Leads to NK Cell Dysfunction in Pancreatic Cancer by Wanli Ge, Lingdong Meng, Shouji Cao, Chaoqun Hou, Xiaole Zhu, Dongya Huang, Qiang Li, Yunpeng Peng, Kuirong Jiang

    Published 2023-01-01
    “…The SIX1/LDHA axis promotes lactate accumulation and leads to NK cell dysfunction in PC.…”
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    Experimental Study on Curtain Grouting with Large Hole Spacing and Deep Holes in the Panlong Lead-Zinc Mine by TAO Wangxiong, FENG Yuanyu, LI Xijia, ZHANG Aiheng

    Published 2022-01-01
    “…In the upper reaches of the Datangxia Water Control Project,the high-pressure head formed by water storage will increase the water inflow in the Panlong lead-zinc mine to a certain extent and thus affect the safety of underground production.In order to eliminate the adverse effects brought by water storage,two anti-seepage curtains are planned to be built on the east and west sides of the mine.In addition,to provide reasonable technical parameters for the actual grouting construction,this paper carries out the grouting test at a suitable position on the axis of the curtain.The test results show that:① The double-row grouting with 3 m row spacing and 6 m hole spacing can basically meet the anti-seepage standard of curtain design when arranged in a plum blossom shape;② cement clay slurry can be applied in dealing with special sections such as large karst caves and wide fissures in karst areas;③ in terms of the vertical heterogeneity of karst development,the bottom elevation of hanging curtain with deep holes in karst areas should enter the aquitard,with a depth of not less than 10 m.The results of the grouting test provide a reference for the design and construction of curtain grouting with large hole spacing and deep holes in karst areas.…”
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    Discovering novel lead-free solder alloy by multi-objective Bayesian active learning with experimental uncertainty by Qinghua Wei, Yuanhao Wang, Guo Yang, Tianyuan Li, Shuting Yu, Ziqiang Dong, Tong-Yi Zhang

    Published 2025-01-01
    “…Abstract We present a multi-objective Bayesian active learning strategy, which greatly accelerates the discovery of super high-strength and high-ductility lead-free solder alloys. The active learning strategy demonstrates that a machine learning model will have high generalizability if experimental data uncertainty is included, which greatly improves the model prediction or the material design accuracy. …”
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    The Process of Acclimation to Chronic Hypoxia Leads to Submandibular Gland and Periodontal Alterations: An Insight on the Role of Inflammatory Mediators by Antonela Romina Terrizzi, María Inés Conti, María Pilar Martínez, Javier Fernández-Solari

    Published 2018-01-01
    “…The exposition to hypoxia is a stressful stimulus, and the organism develops acclimation mechanisms to ensure homeostasis, but if this fails, it leads to the development of pathological processes. …”
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