Results 181 to 190 of about 265,747 (271)
The generation of gusts in a wind tunnel and measurement of unsteady lift on an airfoil : final report [PDF]
, 1957 Louis Charles. Garby +2 more
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Challenges and Opportunities of Upconversion Nanoparticles for Emerging NIR Optoelectronic Devices
Advanced Materials, EarlyView.The special photo‐responsiveness of upconversion nanoparticles has opened up a new path for the advancement of near‐infrared (NIR)‐responsive optoelectronics. However, challenges such as low energy‐conversion efficiency and high nonradiative losses still persist.
Sunyingyue Geng +7 more
wiley +1 more source
A comparison of computer-generated lift and drag polars for a Wortmann airfoil to flight and wind tunnel results [PDF]
Computations of drag polars for a low-speed Wortmann sailplane airfoil are compared to both wind tunnel and flight results. Excellent correlation is shown to exist between computations and flight results except when separated flow regimes were ...
Bowers, A. H., Sandlin, D. R.
core +1 more source
Mechanical Resonant Sensing of Spin Texture Dynamics in a 2D Antiferromagnet
Advanced Materials, EarlyView.Detection of antiferromagnetic spin texture in a 2D magnetic crystal is achieved through nanomechanical resonators at radio frequencies. Sharp magnetic transitions that lead to abrupt changes in mechanical linear and nonlinear responses are assigned to antiferromagnetic domain motions.
S M Enamul Hoque Yousuf +10 more
wiley +1 more source
Cryogenic wind tunnel activities at the University of Southampton [PDF]
The characteristics and behavior of a 0.3m transonic cryogenic wind tunnel are discussed. The wide band of usable Reynolds numbers is analyzed along with a flow visualization technique using propane.
Goodyer, M. J.
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Similarity between Natural Local Wind in the Atmosphere and Model Wind in a Wind Tunnel
, 1968 Shigeru Nemoto
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Next‐Generation Image Sensors Based on Low‐Dimensional Semiconductor Materials
Advanced Materials, EarlyView.Low‐dimensional semiconductor materials are promising candidates for photosensitive components in next‐generation image sensors. This review offers a thorough and timely examination of novel image sensors, covering their working principles, intriguing materials categorized into four main groups, and advanced imaging applications.
Yunxia Hu +3 more
wiley +1 more source
An inventory of aeronautical ground research facilities. Volume 1: Wind tunnels [PDF]
A survey of wind tunnel research facilities in the United States is presented. The inventory includes all subsonic, transonic, and hypersonic wind tunnels operated by governmental and private organizations.
Brown, K. R. +3 more
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Advanced Materials, EarlyView.Strategies achieving high‐energy‐density aqueous zinc‐ion batteries are summarized and analyzed from both their separate advancements and the integrated effectiveness in this review. Then, perspectives are given for valuable guidance for further development of high‐energy‐density aqueous zinc‐ion batteries.
Mingcong Tang +4 more
wiley +1 more source