Results 301 to 310 of about 4,629,349 (355)

Advances in 3D and 4D Printing of Soft Robotics and Their Applications

open access: yesAdvanced Intelligent Systems, EarlyView.
This article summarizes the development of 3D‐printed soft robotics in the recent decade. The article discusses the printing capabilities of different additive manufacturing technologies in terms of soft polymers, multimaterial printability, soft robotic printing, and 4D printing.
Hao Liu   +5 more
wiley   +1 more source

A Robotic Hand with Soft Transmission Systems for Automated Operations of Computer Mouse

open access: yesAdvanced Intelligent Systems, EarlyView.
This article introduces a soft robotic hand designed to automate computer mouse operations. Inspired by the water vascular system, the bellows‐enclosed soft transmission system is proposed. This system can handle typical office and gaming tasks using vision and speech commands, holding the potential for applications in office scenes and gaming hardware
Yiming He   +4 more
wiley   +1 more source

Decreasing the Cost of Morphing in Adaptive Morphogenetic Robots

open access: yesAdvanced Intelligent Systems, EarlyView.
Shape‐morphing propulsive limbs enhance locomotion across land‐to‐water transitions, but prior designs rely on thermally responsive components, coupling performance to environmental temperature. This study introduces a pressure‐responsive mechanism that reduces morphing energy costs, enables rapid transitions, and minimizes failure modes.
Luis A. Ramirez   +3 more
wiley   +1 more source

Flexible Strain Sensor Enabled by Back Propagation Neural Network for Gesture Recognition

open access: yesAdvanced Intelligent Systems, EarlyView.
By combining 3D printing with microfluidics, a flexible strain sensor has been developed in a convenient, safe, and effective way. Consisting of a conductive microfiber with a polyurethane shell and a liquid metal core, the sensor exhibits excellent conductivity and stretchability.
Yikai Wu   +4 more
wiley   +1 more source

Internal laminar flow

2017
Abstract In this chapter it is shown that solutions to the Navier-Stokes equations can be derived for steady, fully developed flow of a constant-viscosity Newtonian fluid through a cylindrical duct. Such a flow is known as a Poiseuille flow. For a pipe of circular cross section, the term Hagen-Poiseuille flow is used.
M. Escudier
openaire   +2 more sources

Natural Laminar-Flow Airfoil Optimization Design Using a Discrete Adjoint Approach

AIAA Journal, 2020
Natural laminar-flow wings are one of the most promising technologies for reducing fuel burn and emissions for commercial aviation.
Yayun Shi   +4 more
semanticscholar   +1 more source

Laminar flow manipulators

Extreme Mechanics Letters, 2020
Abstract Metamaterials have allowed unprecedented control of physical fields by harnessing material tensors derived from coordinate-transformation of governing equations. Among them, hydrodynamic metamaterials have recently received immense interests, showing the possibility of viscous flow control.
Juhyuk Park, Young Seok Song
openaire   +2 more sources

Laminar Flow Inhibits ER Stress-Induced Endothelial Apoptosis through PI3K/Akt-Dependent Signaling Pathway

Molecules and Cells, 2018
Atherosclerosis preferentially involves in prone area of low and disturbed blood flow while steady and high levels of laminar blood flow are relatively protected from atherosclerosis.
Sujin Kim, C. Woo
semanticscholar   +1 more source

Uncoupled Laminar Duct Flows [PDF]

open access: possible, 1984
In duct flows, e.g., Fig. 1.2(a), the velocity field is said to be fully developed when u / u 0 is a function of y only, independent of x. In this case, it follows from the continuity equation that the normal velocity component υ is zero everywhere, and the solution of the momentum equation for two-dimensional or axisymmetric uncoupled laminar flows ...
Peter Bradshaw   +2 more
openaire   +1 more source

Natural Laminar Flow and Laminar Flow Control

1992
The present volume discusses the development history and basic concepts of laminar flow control, laminar flow flight experiments, subsonic laminar-flow airfoils, and a design philosophy for long-range laminar flow-control commercial transports with advanced supercritical airfoils.
M. Y. Hussaini, R. W. Barnwell
openaire   +2 more sources

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