Results 81 to 90 of about 89,009 (315)

Design and Experimental Evaluation of Thrust-Matched Blade Model for FOWT Wind Tunnel Test

open access: yesJournal of Marine Science and Engineering
The scaled model test is currently the most reliable approach for the conceptual design and experimental validation of floating offshore wind turbines (FOWT).
Yangyang Gao, Lingyun Chang
doaj   +1 more source

The use of wind tunnel facilities to estimate hydrodynamic data

open access: yesEPJ Web of Conferences, 2016
Experimental laboratory testing of vortex-induced structural oscillations in flowing water is an expensive and time-consuming procedure, and the testing of high Reynolds number flow regimes is complicated due to the requirement of either a large-scale or
Hoffmann Kristoffer   +5 more
doaj   +1 more source

RTRI's Large-scale Low-noise Wind Tunnel and Wind Tunnel Tests

open access: yesQuarterly Report of RTRI, 2001
This article describes the specifications of the Large-scale Low-noise Wind Tunnel completed at Maibara, Japan in 1996. It is used to study aerodynamic noise and other aerodynamic phenomena related to the operation of high-speed trains and to test systems to reduce deleterious effects. Two features stand out: extremely low background noise and a device
Tatsuo MAEDA, Yoshihiko KONDO
openaire   +2 more sources

Ferroelectric Quantum Dots for Retinomorphic In‐Sensor Computing

open access: yesAdvanced Materials, EarlyView.
This work has provided a protocol for fabricating retinomorphic phototransistors by integrating ferroelectric ligands with quantum dots. The resulting device combines ferroelectricity, optical responsiveness, and low‐power operation to enable adaptive signal amplification and high recognition accuracy under low‐light conditions, while supporting ...
Tingyu Long   +26 more
wiley   +1 more source

Simulation of Time-Varying Spatially Uniform Pressure and Near-Surface Wind Flows on Building Components and Cladding

open access: yesFrontiers in Built Environment, 2017
This paper describes a new full-scale (FS) testing apparatus for conducting performance evaluations of FS building envelope systems. The simulator can generate spatially uniform, time-varying pressure conditions associated with Saffir–Simpson Hurricane ...
Seraphy Y. Shen   +3 more
doaj   +1 more source

Exploratory investigation on the measurement of skin friction by means of liquid crystals [PDF]

open access: yes
Direct measurement of skin friction in wind tunnel testing by using cholesteric liquid ...
Klein, E. J., Margozzi, A. P.
core   +1 more source

Kelvin Probe Force Microscopy in Bionanotechnology: Current Advances and Future Perspectives

open access: yesAdvanced Materials, EarlyView.
Kelvin probe force microscopy (KPFM) enables the nanoscale mapping of electrostatic surface potentials. While widely applied in materials science, its use in biological systems remains emerging. This review presents recent advances in KPFM applied to biological samples and provides a critical perspective on current limitations and future directions for
Ehsan Rahimi   +4 more
wiley   +1 more source

Hydrodynamics of an Extinct Amphibian

open access: yesJournal of Applied Fluid Mechanics, 2016
The Paleozoic amphibia known as Diplocaulus, of the order Nectridia, are characterized by long tabular horns similar in planform to the wings of a modern jet airliner.
B. Skews
doaj  

Resolving the Structural Duality of Graphene Grain Boundaries

open access: yesAdvanced Materials, EarlyView.
Cantilever ncAFM resolves the atomic structure of grain boundaries in graphene, revealing coexisting stable and metastable types. Both contain pentagon/heptagon defects, but metastable GBs show irregular geometries. Modeling shows metastable GBs form under compression, exhibiting vertical corrugation, while stable GBs are flat.
Haojie Guo   +11 more
wiley   +1 more source

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