Results 71 to 80 of about 774,157 (293)

Numerical Computation of Low Reynolds Number Viscous Flow Past Bluff Bodies

open access: yesInternational Journal of Applied Mechanics and Engineering, 2020
This article presents a two-dimensional steady viscous flow simulation past circular and square cylinders at low Reynolds numbers (based on the diameter) by the finite volume method with a non-orthogonal body-fitted grid. Diffusive fluxes are discretized
Md. Shahjada Tarafder, Miad Al Mursaline
doaj   +1 more source

Aerodynamics of two-dimensional bristled wings in low-Reynolds-number flow

open access: yesAIP Advances, 2021
The smallest flying insects commonly possess bristled wings and use drag to provide flight forces. A bristled wing, with a wing area about 10% of that of a flat-plate wing, operating at the relevant Reynolds number of 5–15, produces a drag close to the ...
Yu Kai Wu, Yan Peng Liu, Mao Sun
doaj   +1 more source

Modulus‐Switchable Miniature Robots for Biomedical Applications: A Review

open access: yesAdvanced Robotics Research, EarlyView.
Materials, robot designs, proof‐of‐concept functions, and biomedical applications of modulus‐switchable miniature robots. Miniature soft robots have shown great potential in biomedical applications due to their excellent controllability and suitable mechanical properties in biological environments.
Chunyun Wei, Yibin Wang, Jiangfan Yu
wiley   +1 more source

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Multimodal Locomotion in Insect‐Inspired Microrobots: A Review of Strategies for Aerial, Surface, Aquatic, and Interfacial Motion

open access: yesAdvanced Robotics Research, EarlyView.
This review identifies key design considerations for insect‐inspired microrobots capable of multimodal locomotion. To draw inspiration, biological and robotic strategies for moving in air, on water surfaces, and underwater are examined, along with approaches for crossing the air–water interface.
Mija Jovchevska   +2 more
wiley   +1 more source

Behavior of Synthetic Jet in Cross Flow at Low Reynolds Number

open access: yesJournal of Fluid Science and Technology, 2010
An experimental investigation to obtain the three-dimensional flow structure of the synthetic jet in low Reynolds number cross flow was conducted for the purpose of examining the effective method of vortex generation for flow control.
Toru IAI   +2 more
doaj   +1 more source

A low-Reynolds-number treadmilling swimmer near a semi-infinite wall

open access: yes, 2011
We investigate the behavior of a treadmilling microswimmer in a two-dimensional unbounded domain with a semi-infinite no-slip wall. The wall can also be regarded as a probe or pipette inserted into the flow.
Obuse, Kiori, Thiffeault, Jean-Luc
core   +1 more source

Three-dimensional structure of a low-Reynolds-number turbulent boundary layer [PDF]

open access: yes, 2004
A low-Reynolds-number zero-pressure-gradient incompressible turbulent boundary layer was investigated using a volumetric imaging technique. The Reynolds number based on momentum thickness was 700.
Delo, C., Kelso, R., Smits, A.
core   +2 more sources

Subsuns and Low Reynolds Number Flow [PDF]

open access: yesJournal of the Atmospheric Sciences, 1998
The phenomenon called the ``sub-Sun'' is the specular reflection of sunlight by horizontally oriented plates of ice. Although well-known in meteorological optics, the hydrodynamics of the orientation is not quantitatively understood. I review the theory of torques on objects at low Reynolds numbers, define coefficients $C_o$, $C_p$, and $C_ψ$ which ...
openaire   +2 more sources

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

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