Results 31 to 40 of about 55,319 (247)

RF Magnetron Sputtered Tungsten Disulfide Films: Influence of Target Preparation, Deposition Parameters, and Storage Conditions on Thin Film Stoichiometry

open access: yesAdvanced Materials Interfaces, EarlyView.
Sputtered WS2 films were investigated in terms of their S‐ and O‐concentration depending on deposition power and pre‐sputter time. Chemical and structural investigations were done using EDS, TEM, SEM, AFM, XRD. In general, 20 W films exhibit a wide variation in stoichiometry and structure whereas 80 W films demonstrate a higher S/W ratio than 20 W ...
Theresa Scheler   +4 more
wiley   +1 more source

Les nouvelles missions des centres socioculturels au péril de l’animation

open access: yesRevue Internationale Animation, Territoires et Pratiques Socioculturelles, 2020
Les centres socioculturels situés sur des territoires qualifiés de problématiques voient en France s’ajouter à leur mission première, l’animation, celles de médiation, d’accueil de populations migrantes, de prévention de la délinquance et avec elles la ...
Louis Schalck
doaj   +1 more source

Passive Shape‐Adaptive Fluidic Interface for Enhanced Skin‐Sensor Coupling in Wearable Devices

open access: yesAdvanced Materials Technologies, EarlyView.
This study presents a passive fluidic interface for wearable biosensors that adapts to static and dynamic body shape changes to maintain consistent skin contact. Flexible, fluid‐filled pouches redistribute pressure from high‐load areas to regions requiring improved contact, enhancing signal quality and comfort in a compact, low‐energy design for ...
Natalia Sanchez‐Tamayo   +6 more
wiley   +1 more source

La prévention des risques industriels, frein ou moteur du développement économique ?

open access: yesDéveloppement Durable et Territoires, 2018
This article deals with the preparation of the technological risks prevention plan (a French land-use planning regulation tool called PPRT) of the « chemicals valley », an industrial platform located to the south of Lyon (France).
Emmanuel Martinais
doaj   +1 more source

Les limites de la couverture des risques en aquaculture : le cas des conchyliculteurs en France [PDF]

open access: yes, 2010
Dans cet article, nous nous intéressons aux méthodes de gestion des risques dans le secteur conchylicole en France. Ce travail est motivé par le faible développement d'instruments spécifiques d'une part, la forte demande liée à une grande vulnérabilité ...
Le Bihan, Véronique, Pardo, Sophie
core   +1 more source

Piezoresistivity Enhancement by Graphite Flake Alignment in Thin Composite Films for Dielectric Elastomer Switches

open access: yesAdvanced Robotics Research, EarlyView.
This article presents dielectric elastomer switch (DES) materials, based on composite thin films. Alignment of graphite flakes due to their physical confinement within the thin films lead to much stronger piezoresistive responses than bulk composites, while their durability exceeds that of conventional liquid‐based DES materials.
Lingyu Liu   +3 more
wiley   +1 more source

Quand la botte prend l'eau, la peau souf(f)re à Cotonou. Intérêt de l'analyse du travail dans la prévention des risques professionnels, la fiabilité et l'efficacité du travail humain [PDF]

open access: yes, 2012
Cette communication est issue d'une expérience récente menée au Bénin dans un contexte de formation-action de futurs infirmiers du travail à l'Université d'Abomey Calavi.
Beaujouan, Joffrey   +2 more
core   +1 more source

A Multidirectional Textile Interface for Remote Control Using Dynamic Area‐Based Capacitance Modulation

open access: yesAdvanced Robotics Research, EarlyView.
Here, we present a textile, wearable capacitive interface enabling multidirectional remote control by dynamically modulating electrode overlap and spacing via a freely gliding upper electrode. A forearm‐mounted prototype drives robotic and media tasks with 12–15 ms latency, maintains < 0.8% drift after 500 cycles, and remains stably functional at 90 ...
Cagatay Gumus   +8 more
wiley   +1 more source

Generalized Mechanism Model for Ecosystem Hysteresis

open access: yesAdvanced Science, EarlyView.
A simplified model examines ecosystem transitions into alternative states after disturbances by leveraging positive and negative feedbacks. It identifies critical tipping points and quantifies hysteresis. Tests conducted on lakes, grasslands, and pitcher‐plant leaves align closely with empirical data and enable the prediction of recovery trajectories ...
Yanbin Hao   +9 more
wiley   +1 more source

De la conception à la sûreté des barrages de correction torrentielle

open access: yesSciences, Eaux & Territoires, 2010
Pour réduire les risques torrentiels, la protection par des mesures structurelles reste indispensable. L'analyse de l'efficacité globale des stratégies comprend deux volets, fonctionnel et structurel. Après un rappel des principaux types et fonctions des
J.M. TACNET, D. RICHARD
doaj   +1 more source

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