Results 131 to 140 of about 97,817 (302)

Geostrophic instabilities of a front in a stratified rotating fluid

open access: yes, 2007
Les instabilités d'une région de front dans un fluide stratifié en rotation sont étudiées. On s'intéresse plus particulièrement à l'instabilité dite de Rossby-Kelvin, qui existe grâce au couplage d'une onde de Rossby et d'une onde Kelvin. La stabilité linéaire d'un front dans un fluide à deux couches est étudiée numériquement par la méthode de ...
Gula, Jonathan   +2 more
openaire   +1 more source

Modeling Light‐Induced Synaptic Behavior and Visual Memory of Azopolymeric Compounds

open access: yesAdvanced Optical Materials, EarlyView.
In the framework of neuromorphic hardware it is essential to predict the evolution of the internal state of the devices mimicking synaptic functionalities to perform in‐silico modeling of specific computational tasks. Here, we provide a rate‐balance equation model to describe the synaptic‐like response of light‐actuated azopolymeric compounds and ...
Mateo Rosero‐Realpe   +3 more
wiley   +1 more source

LOWER LIMB MOTOR FUNCTION FOR BODY ROTATION DURING BASEBALL PITCHING [PDF]

open access: yes, 2018
This study was conducted to clarify the mechanism of body rotation by the lower limbs in the baseball pitcher throwing motion. Twenty male overhead baseball pitchers participated in this study voluntarily.
Yamamoto, Keizo, Watanabe, Shun
core   +1 more source

Lead‐Free Chiral Hybrid Metal Halides for Circularly Polarized Light‐Emitting Diodes

open access: yesAdvanced Optical Materials, EarlyView.
Lead‐free chiral hybrid metal halides provide a versatile platform for realizing chiroptical responses through chiral modulation of metal–halide frameworks with diverse dimensionalities, induces inversion‐symmetry breaking and enables dissymmetric excited‐state transitions toward efficient circularly polarized luminescence and electroluminescence. This
Kun Zhu, Li Wan
wiley   +1 more source

On–Off Switchable Micromotors for Use in Steerable Microvehicles

open access: yesAdvanced Robotics Research, EarlyView.
Electrically controllable micromotors and microvehicles are developed by tuning the diffusion of the fuel. Self‐propelled micromotors using bubble propulsion show great promise for miniaturized devices with multiuse purposes such as cargo delivery and sensing. However, there is currently no method to electrically switch the micromotors on or off. Here,
Hugo Severinsson   +3 more
wiley   +1 more source

Soil depths and microhabitats shape soil and root-associated bacterial and archaeal communities more than crop rotation in wheat [PDF]

open access: yes
The plethora of microorganisms inhabiting the immediate vicinity of healthy root systems plays a pivotal role in facilitating optimal nutrient and water acquisition by plants.
Giongo, Adriana   +4 more
core   +1 more source

Lateral bearing characteristics of modified suction caisson embedded in layered soil

open access: yesApplied Ocean Research
:: Model tests and numerical simulations were conducted to investigate the lateral bearing characteristics of a modified suction caisson (MSC) in layered soil. The impacts of the loading eccentricity and the soil layer distribution on the lateral bearing
Yukun Zhang   +4 more
doaj   +1 more source

Multiobjective Codesign Optimization of a Planar Pneumatic Artificial Muscle‐Based Snake‐Like Robot for Enhanced Agility and Energy Efficiency

open access: yesAdvanced Robotics Research, EarlyView.
A codesign multiobjective optimization framework was developed to enhance the morphology and controller of a snake‐like robot driven by artificial muscles. It improved planar locomotion, agility, and power efficiency. The approach optimized link geometry and controller gains, revealing that shorter muscles near joints and longer linkages maximize ...
Ayla Valles, Mahdi Haghshenas‐Jaryani
wiley   +1 more source

Rotation Direction of Crankshaft Affects Idle Shake on a FWD Car [PDF]

open access: yes, 2005
This paper discusses a theoretical and experimental idle shake affected by a direction of crankshaft rotation of Engine on a Front Wheel Drive passenger car.
門松, 晃司, Kadomatsu, Koji
core  

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

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