Results 111 to 120 of about 3,085,452 (343)

Morphological Response of Eight Quercus Species to Simulated Wind Load

open access: yesPLoS ONE, 2016
Leaf shape, including leaf size, leaf dissection index (LDI), and venation distribution, strongly impacts leaf physiology and the forces of momentum exerted on leaves or the canopy under windy conditions.
Tonggui Wu   +4 more
semanticscholar   +1 more source

Directed Navigation of Magnetotactic Bacteria via Magnetotaxis in a 3D Vasculature‐On‐A‐Chip

open access: yesAdvanced Materials Technologies, EarlyView.
A perfusable vascular network is developed to investigate MTB at the single‐microorganism level. MTB is demonstrated to successfully align and navigate along the magnetic field inside the microvessels. Abstract Magnetotactic bacteria (MTB), inherently motile and self‐powered, are promising biorobotic candidates for targeted anti‐cancer drug delivery ...
Brianna Bradley   +6 more
wiley   +1 more source

Mean Drag Force of Flexible Riser Under Bidirectionally Sheared Flow

open access: yesShanghai Jiaotong Daxue xuebao
There exists a special bidirectionally sheared flow field due to solitons in the South China Sea. An experimental study of the mean drag force of a flexible riser undergoing vortex-induced vibration under bidirectionally sheared flow is conducted.
FU Xuepeng, FU Shixiao, ZHANG Mengmeng, XU Yuwang, REN Haojie, SUN Tongxiao
doaj   +1 more source

Behaviour of single pile in consolidating soil

open access: yesAlexandria Engineering Journal, 2015
Piles located in consolidating soil are subjected to indirect loading resulted from the settlement of adjacent soil. Both pile and soil undergo downward movements caused by the axial pile load and surcharge loading on surrounding area.
Fathi M. Abdrabbo, Naema A. Ali
doaj   +1 more source

Tidal turbine blade load experiments for oscillatory motion [PDF]

open access: yes, 2011
This paper presents blade root bending moment measurements of a horizontal-axis tidal turbine for planar oscillatory motion, conducted in a stationary water towing tank.
Bickerton, S   +4 more
core  

Three-dimensional flow and load characteristics of flexible revolving wings

open access: yesExperiments in Fluids, 2018
The flow field and fluid-dynamic loads of revolving low-aspect-ratio chordwise-flexible wings are studied experimentally at a Reynolds number of 10,000.
R. van de Meerendonk   +2 more
semanticscholar   +1 more source

Anti‐Slip Material‐Based Strategies and Approaches

open access: yesAdvanced Materials Technologies, EarlyView.
This review highlights the principle mechanisms of slipping at the microscale, linking contact mechanics with a friction behavior model for surface interfaces. Main strategies to develop anti‐slip properties to the surfaces are discussed alongside standardized testing approaches.
Sogand Abbaspoor‐Zanjani   +3 more
wiley   +1 more source

Development of Heat Engines Powered by Twisted and Coiled Polymer Fiber Actuators

open access: yesAdvanced Materials Technologies, EarlyView.
Continuously rotating engines driven by thermally responsive actuating materials can turn waste heat into useful energy. For the first time heat engines operated by twisted and coiled polymer fiber actuators are demonstrated with engine design guided by two simple analytical models.
Geoffrey M. Spinks   +2 more
wiley   +1 more source

Some Problems of Supersonic Cavitation Flows [PDF]

open access: yes, 2001
The basic results obtained by the author in the theory of supercavities in compressible fluid have been presented. The modern numerical methods have been applied in this investigation and the basic correlations for shock in water have been considered ...
Vasin, Anatoly D.
core  

Stable Imitation of Multigait and Bipedal Motions for Quadrupedal Robots Over Uneven Terrains

open access: yesAdvanced Robotics Research, EarlyView.
How are quadrupedal robots empowered to execute complex navigation tasks, including multigait and bipedal motions? Challenges in stability and real‐world adaptation persist, especially with uneven terrains and disturbances. This article presents an imitation learning framework that enhances adaptability and robustness by incorporating long short‐term ...
Erdong Xiao   +3 more
wiley   +1 more source

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