Results 111 to 120 of about 761,973 (302)

Benchmarking Engineering Wake Models for Assessing Wind Farm Wakes Interaction

open access: yesJournal of Physics: Conference Series
Abstract As the world transitions towards sustainable energy sources, offshore wind farms are one of the options under consideration in several countries. Some countries, for instance, the Netherlands, Denmark, Germany, the UK, and China, have already constructed multiple offshore wind farms. Other countries, such as the United States in
Rafael Valotta Rodrigues   +1 more
openaire   +1 more source

Pioneering the Future: Principles, Advances, and Challenges in Organic Electrodes for Aqueous Ammonium‐Ion Batteries

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
Leveraging the numerous advantages of ammonium‐ion (NH₄⁺)—including cost‐effectiveness, low corrosiveness, preferential orientation, and rapid diffusion kinetics—aqueous NH₄⁺ batteries (AAIBs) have gained significant attention. This review highlights and evaluates the progress of AAIBs utilizing organic electrode materials such as small molecules ...
Mangmang Shi, Xiaoyan Zhang
wiley   +1 more source

Wake Analysis of Wind Turbine Based on Scanning Images from Doppler Lidar

open access: yes南方能源建设
[Objective] To fully explore the data value of lidar in wind turbine wake observation, conduct an in-depth study on the three-dimensional (3D) wake structure and wind speed attenuation characteristics in wake zone, and further provide references for ...
Yanfeng CAI, Fareng YAO, Jiyan WANG
doaj   +1 more source

Computation of rotor aerodynamic loads in forward flight using a full-span free wake analysis [PDF]

open access: yes
The development of an advanced computational analysis of unsteady aerodynamic loads on isolated helicopter rotors in forward flight is described. The primary technical focus of the development was the implementation of a freely distorting filamentary ...
Bliss, Donald B.   +4 more
core   +1 more source

Thermal Processing Creates Water‐Stable PEDOT:PSS Films for Bioelectronics

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
Instead of using chemical cross–linkers, it is shown that PEDOT:PSS thin films for bioelectronics become water‐stable after a simple heat treatment. The heat treatment is compatible with a range of rigid and elastomeric substrates and films are stable in vivo for >20 days.
Siddharth Doshi   +16 more
wiley   +1 more source

Wake Loss Analysis of Offshore Wind Farm in Operation

open access: yes南方能源建设, 2019
[Introduction] In order to understand the wake loss of offshore wind farm, the simulation results are verified to explore the variation law of offshore wake loss.
LIU Sha, WANG Zhongquan, CAI Yanfeng
doaj   +1 more source

The effect of blade aerodynamic modelling on the prediction of high-frequency rotor airloads [PDF]

open access: yes, 2009
Interactions between the blades and vortical structures within the wake of a helicopter rotor are a significant source of impulsive loading and noise, particularly in descending flight.
Brown, Richard, Kelly, Mary E.
core  

Modeling the Lunar plasma wake

open access: yes, 2013
39th EPS Conference on Plasma Physics and 16th International Congress on Plasma Physics, S. Ratynskaya, L. Blomberg, A. Fasoli, eds., Europhysics Conference Abstracts, Vol.
Holmstrom, M., Eliasson, B.
openaire   +2 more sources

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

Computer program documentation for a subcritical wing design code using higher order far-field drag minimization [PDF]

open access: yes
A subsonic, linearized aerodynamic theory, wing design program for one or two planforms was developed which uses a vortex lattice near field model and a higher order panel method in the far field.
Kuhlman, J. M., Shu, J. Y.
core   +1 more source

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