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Showing 321 - 340 results of 4,204 for search '((sars OR chen) OR (speeds OR ((near OR beams) OR beam)))', query time: 0.15s Refine Results
  1. 321

    Developing a portable, high-speed, low-cost desktop photoacoustic tomography imaging system by Kalva, Sandeep Kumar

    Published 2019
    “…Usually Nd:YAG-OPO laser is bulky, heavy and needs an optical table to deliver non-fluctuating laser beam and it needs external op- tics (reflectors/prisms) to direct the laser beam onto the sample (there are portable OPO lasers from OpoTek, EKSPLA, and various other companies that do not require optical table but they are more expensive than conventional Nd:YAG-OPO lasers). …”
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    Thesis
  2. 322

    Quantum Speed-ups for String Synchronizing Sets, Longest Common Substring, and \(k\) -mismatch Matching by Jin, Ce, Nogler, Jakob

    Published 2024
    “…Our main technical contribution is a quantum speed-up of the powerful String Synchronizing Set technique introduced by Kempa and Kociumaka (STOC 2019). …”
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    Article
  3. 323

    Dwarf kingfisher-inspired bionic flapping wing and its aerodynamic performance at lowest flight speed by Mohd Firdaus Bin Abas, Singh, Balbir, Kamarul Arifin Ahmad, Ng, Eddie Yin Kwee, Khan, Tabrej, Sebaey, Tamer A.

    Published 2023
    “…The motivation to study the performance at low speed is based on lift generation as a challenge at low speed as per quasi-steady theory. …”
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    Journal Article
  4. 324

    Design, fabrication, evaluation of low-speed UAV wing flap actuated with shape memory alloy by Seow, Aik Khiam

    Published 2009
    “…By optimizing the first two factors and taking into account the third and fourth parameters, it is possible to optimize the cooling speed of SMA thus increasing the actuation frequency within a certain range allowed by the design. …”
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    Thesis
  5. 325
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    Assessing the metric of innovation speed across varied industries and time periods: A thorough review by Yujie, Tang, Thoo, Ai Chin

    Published 2024
    “…This study focusses on fully analysing the standards of measurement for innovation speed within various industries and over different periods.The clear conclusion is that within each industry, the differences in performance are not solely attributed to unique factors across industries. …”
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    Article
  7. 327

    Parameter optimization for high-speed end milling on Inconel 718 using uncoated carbide tool by Hisam, Muhammad Juzaili, Suhaimi, Mohd. Azlan, Sharif, Safian, Abd. Rahim, Erween, Amrifan S. Mohruni, Amrifan S. Mohruni, Zhuang, Kejia

    Published 2024
    “…Sets of optimized parameters consists of different cutting speed and feed rate were listed out through Research Surface Method (RSM) software which the effects and the output values were observed through high-speed end milling work on a 100 x 100 x 150 mm Inconel 718 block. …”
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    Article
  8. 328

    Flow past a near-wall retrograde rotating cylinder at varying rotation and gap ratios by Tan, Soon Keat, Wang, Xi Kun, Li, Ya Lin, Yuan, Shou Qi

    Published 2019
    “…The flow past a circular cylinder that is rotating retrograde near a turbulent wall boundary layer at Re = 10 000 has been investigated experimentally using particle image velocimetry (PIV). …”
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    Journal Article
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  12. 332

    WAHRSIS : a low-cost high-resolution whole sky imager with near-infrared capabilities by Dev, Soumyabrata, Savoy, Florian M., Lee, Yee Hui, Winkler, Stefan

    Published 2014
    “…The camera was modified to capture light across the visible and near-infrared spectral ranges. This paper describes the design of the device as well as the geometric and radiometric calibration of the imaging system.…”
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    Conference Paper
  13. 333

    Numerical studies on modeling the near- and far-field wake vortex of a quadrotor in forward flight by Nathanael, Joshua Christian, Wang, John Chung-Hung, Low, Kin Huat

    Published 2022
    “…This article presents the results from flow simulations of quadrotor propellers using the Overset method in ANSYS Fluent 19.2 and the Virtual Blade Model (VBM) method in OpenFOAM as part of ongoing work to establish a wake vortex–based safe separation distance for UAS operations. The near-field flow simulation using the Reynolds-averaged Navier–Stokes turbulence model was validated with mesh convergence and turbulence model studies and verified with simulation and experimental data in the literature to ensure that the propeller simulation methods could generate a realistic near-field flow of multi-rotor UAS in forward flight. …”
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    Journal Article
  14. 334
  15. 335

    Synergistic-potential engineering enables high-efficiency graphene photodetectors for near- to mid-infrared light by Jiang, Hao, Fu, Jintao, Wei, Jingxuan, Li, Shaojuan, Nie, Changbin, Sun, Feiying, Wu, Steve Qing Yang, Liu, Mingxiu, Dong, Zhaogang, Wei, Xingzhan, Gao, Weibo, Qiu, Cheng-Wei

    Published 2024
    “…Meanwhile, two-dimensional (2D) semimetal materials with unique zero-bandgap structures are constrained by the bottleneck of intrinsic quantum efficiency. Here, we report a near-mid infrared ultra-miniaturized graphene photodetector with configurable 2D potential well. …”
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    Journal Article
  16. 336
  17. 337

    Detecting changes in population trends in infection surveillance using community SARS-CoV-2 prevalence as an exemplar by Pritchard, E, Vihta, K-D, Eyre, DW, Hopkins, S, Peto, TEA, Matthews, PC, Stoesser, N, Studley, R, Rourke, E, Diamond, I, Pouwels, KB, Walker, AS, COVID-19 Infection Survey Team

    Published 2024
    “…Change-points in growth rates of SARS-CoV-2 can be detected in near real-time using ISR and second derivatives of GAMs. …”
    Journal article
  18. 338

    Multiscale topological indices for the quantitative prediction of SARS CoV-2 binding affinity change upon mutations by Bi, Jialin, Wee, JunJie, Liu, Xiang, Qu, Cunquan, Wang, Guanghui, Xia, Kelin

    Published 2023
    “…Biologically, protein-protein interactions between SARS-CoV-2 surface spike (S) protein and human ACE2 protein are the key mechanism behind the COVID-19 disease. …”
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    Journal Article
  19. 339

    Characterising the T cell responses to SARS-CoV-2 including variants of concern induced by natural infection and vaccines by Adele, S

    Published 2024
    “…<p>The COVID-19 pandemic, caused by SARS-CoV-2, has profoundly impacted global health, prompting extensive research into vaccine responses and the immune dynamics of SARS-CoV2 variants of concern (VOCs). …”
    Thesis
  20. 340

    A systems biology approach to define SARS-CoV-2 correlates of protection in non-human primates by Brady, C

    Published 2024
    “…SARS-CoV-2 is expected to become a seasonal human coronavirus, with annual vaccination advised for vulnerable populations, similar to influenza. …”
    Thesis