Results 31 to 40 of about 60,911 (292)

Symmetry‐Guided Multifunctional Acoustic System Based on Mechanically Actuated Sonic Crystals

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents the design, simulation, and experimental validation of amultifunctional acoustic metamaterial based on rotationally engineered sonic crystals.By tuning cylinder orientations, controllable band gaps and six distinct functionalities—including switching, topological insulation, beam splitting, and logic operations—areachieved ...
Yuanyan Zhao   +2 more
wiley   +1 more source

Revisión jurisprudencial acerca de la responsabilidad de las empresas concesionarias de rutas frente al usuario

open access: yesRevista de la Facultad de Ciencias Económicas, 2011
El presente artículo se enmarca en la perspectiva de una revisión de la concepción jurisprudencial argentina acerca de la responsabilidad derivada de los accidentes ocurridos en rutas concesionadas, desde la aplicación de principios propios del Derecho ...
Verónica María Laura Glibota Landriel
doaj   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Biodegradable 3D‐Printable and Coatable Antifouling Composites for Marine Applications

open access: yesAdvanced Functional Materials, EarlyView.
Marine biofouling damages submerged surfaces and raises greenhouse gas emissions. Biodegradable antifouling biocomposites were developed by hot‐mixing beeswax, Tween 80, and calcium stearate or stearic acid. Adjusting the component ratio enables processing via hot‐pressing, 3D‐printing, or dip‐coating.
Gabriele Corigliano   +17 more
wiley   +1 more source

Morbilidad por accidentes: un reto estadístico

open access: yesMedimay, 2007
Para conocer la magnitud de un problema de salud debemos conocer cual es su mortalidad y su morbilidad. Al investigarse la magnitud de los Accidentes es fácil obtener la mortalidad, pero para la morbilidad generalmente hay que realizarlo mediante ...
Joaquín Román Lafont
doaj  

Single‐Chromophore Homojunction Organic Solar Cells: A Path to Simplicity and Efficiency

open access: yesAdvanced Materials, EarlyView.
This perspective discusses how the intrinsic optoelectronic properties of organic semiconductors, their molecular packing in the solid‐state, and internal energetic gradients within a device can enable free‐charge carrier generation in homojunction organic solar cells.
Shaun McAnally   +2 more
wiley   +1 more source

Caracterización de los accidentes ofídicos en el Hospital Básico Padre Alberto Buffoni del cantón Quinindé

open access: yes, 2022
Tesis previa obtención del Título de Magíster en Salud Pública con Mención en Atención Integral en Urgencias y Emergencias.En este trabajo de investigación se analizaron las características de los accidentes ofídicos que han sido provocados por ...
Cano Alcívar, Kerly Arianna
core   +1 more source

Determination of accident-prone road sections using quantile regression

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2016
La identificación acertada de sitios peligrosos a accidentalidad permite a las entidades gubernamentales, encargadas de realizar mejoras a la seguridad vial, una adecuada destinación de las inversiones a los tramos viales verdaderamente críticos; dada ...
Thomas Edison Guerrero-Barbosa   +1 more
doaj  

Breaking the Surface: Buoyant Metal–Polymer Open–Cell Hybrid Lattice Metamaterials

open access: yesAdvanced Materials, EarlyView.
Open‐cell metal–polymer lattice metamaterials that defy sinking. (a) Injection process of the polyurethane (PU) foam into the titanium (Ti‐6Al‐4V) hollow‐strut lattice creating the open‐cell Ti‐6Al‐4V+PU hybrid lattice, (b) flotation test of a hybrid lattice specimen, and (c) a digital representation and experimental validation of a marine buoy ...
Jordan Noronha   +7 more
wiley   +1 more source

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