Showing 1 - 20 results of 169 for search 'Drag (film)', query time: 0.24s Refine Results
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    Flexible Coating Reduces Drag by TIAN Xinliang

    Published 2021-02-01
    Subjects:
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    Low- and High-Drag Intermittencies in Turbulent Channel Flows by Rishav Agrawal, Henry C.-H. Ng, Ethan A. Davis, Jae Sung Park, Michael D. Graham, David J.C. Dennis, Robert J. Poole

    Published 2020-10-01
    “…These intervals of low-drag and high-drag have been termed “hibernating” and “hyperactive”, respectively, and in this paper, a further investigation of these intermittent events is conducted using experimental and numerical techniques. …”
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    Flow Characterizations and Drag Reduction on the Hydrophobic Surface with a Full Covering Gas Film by P. Du, D. Song, F. Ren, Q. Xue, H. Hu

    Published 2017-01-01
    Subjects: “…Hydrophobic surface; Lattice Boltzmann method; Gas film; Slip; Drag reduction.…”
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    Micro-patterned deposition of MoS2 ultrathin-films by a controlled droplet dragging approach by Devendra Pareek, Kathryna G. Roach, Marco A. Gonzalez, Lukas Büsing, Jürgen Parisi, Levent Gütay, Sascha Schäfer

    Published 2021-07-01
    “…However, directly achieving a patterned growth of TMDC films is still considered to be challenging. Here, we report a solution-based approach for the synthesis of patterned MoS2 layers by dragging a precursor solution droplet with variable velocities across a substrate. …”
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    Thickened boundary layer theory for air film drag reduction on a van body surface by Xiaopeng Xie, Lifeng Cao, Heng Huang

    Published 2018-05-01
    “…To elucidate drag reduction mechanism on a van body surface under air film condition, a thickened boundary layer theory was proposed and a frictional resistance calculation model of the van body surface was established. …”
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    Hybrid momentum theory for air drag reduction of flat-plate boundary layer under air film by Xiaopeng Xie, Heng Huang, Jianhao Zeng

    Published 2019-02-01
    “…A hybrid momentum theory of flat-plate boundary layer was proposed, to elucidate drag reduction on a van body surface under air film. …”
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    Magnetic fluid film enables almost complete drag reduction across laminar and turbulent flow regimes by Laura Maria Stancanelli, Eleonora Secchi, Markus Holzner

    Published 2024-01-01
    “…Here, we use a wall-attached magnetic fluid film to achieve a wall drag reduction of up to 90% in channel flow. …”
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    Effects of inflow parameters on thermal protection and drag reduction characteristics for hydrocarbon fueled supersonic film with combustion by Jingying Zuo, Silong Zhang, Jianfei Wei, Xin Li, Naigang Cui, Wen Bao

    Published 2023-03-01
    “…Hydrocarbon fueled supersonic film is considered to be one of the most effective methods for achieving thermal protection and drag reduction meanwhile in scramjet combustors. …”
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    Drag Reduction of Turbulence Air Channel Flow with Distributed Micro Sensors and Actuators by Takashi YOSHINO, Yuji SUZUKI, Nobuhide KASAGI

    Published 2008-04-01
    “…It is found that about 6% drag reduction has been achieved in a physical experiment for the first time. …”
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    Axisymmetric Creeping Flow of a Micropolar Fluid over a Sphere Coated with a Thin Fluid Film by B.R. Gupta, . Dr. Satya Deo

    Published 2013-01-01
    “…Inertial effects are neglected for both the outer fluid and the fluid film.The stream function solutions of the governing equations are obtained in terms of modified Bessel functions and Gegenbauer functions. …”
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    Plasmon drag effect in metal nanostructures by N Noginova, V Rono, F J Bezares, J D Caldwell

    Published 2013-01-01
    “…In order to better understand the mechanism of the photon drag effect in plasmonic nanostructures, photo-induced electric signals have been studied in gold and silver films and various plasmonic nanostructures. …”
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    Bionic Research on Bird Feather for Drag Reduction by Beibei Feng, Darong Chen, Jiadao Wang, Xingtuan Yang

    Published 2015-02-01
    “…Then comparative bionic surface mimicking bird feather was fabricated through hot-rolling technology for drag reduction. The microriblet film was formed on a PVC substrate through a self-developed hot-rolling equipment. …”
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    Active aerodynamic drag reduction on morphable cylinders by Guttag, Mark Andrew, Reis, Pedro Miguel

    Published 2018
    “…We study a mechanism for active aerodynamic drag reduction on morphable grooved cylinders, whose topography can be modified pneumatically. …”
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