Results 31 to 40 of about 50,499 (210)

Política pública, gestión del hábitat y fortalecimiento del componente tecnológico como horizonte programático para el diseño social

open access: yesArea
Este artículo intenta describir y analizar una de las áreas de concepción y aplicación del diseño social en Argentina durante el presente siglo. Refiere al fortalecimiento tecnológico del tejido productivo popular, con horizontes en el incremento de su ...
Pedro Senar
doaj   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Retos logísticos de puertos de cuarta generación diagnóstico y modernización en países emergentes

open access: yesRevista Científica Anfibios, 2019
Así como los Sistemas de Información y los buques o embarcaciones se van perfeccionando y facilitando la atención a los usuarios, de nada sirve si el Puerto como un todo, no está preparado para atender las exigencias del Mercado. El siguiente texto es el
Teófilo Omar Boyano-Fram
doaj   +1 more source

An Edible Chitosan‐Based Acoustic Sensor for Sound‐Responsive Actuation in Edible Robots

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces an edible acoustic sensor for robotic food and edible robotics. Built from a chitosan piezoelectric film between gold electrodes, the sensor enables acoustic communication through ON/OFF keying. Integrated into an edible robot with pneumatically actuated arms and neck, it responds to high‐frequency tones.
Valerio Francesco Annese   +8 more
wiley   +1 more source

Engineering Nanoplatforms for Alzheimer's Disease Detection via Biomolecular Corona Proteomic and Lipidomic Profiling

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered nanoparticles capture disease‐specific biomolecular coronas that uncover hidden molecular features of Alzheimer's disease. Combined proteomic and lipidomic analyses reveal a characteristic shift in ribosomal machinery and energy metabolism, generating a multiomic fingerprint that supports accurate disease detection and opens new ...
Antonietta Greco   +7 more
wiley   +1 more source

Intelligent Orthopedics: Machine Learning in Diagnosis of Bone Disease, Implants, and Bone Health Monitoring

open access: yesAdvanced Healthcare Materials, EarlyView.
Efficient recovery from traumatic or degenerative diseases is a great challenge, even after all the advancements in bone and cartilage regeneration. Machine learning (ML) algorithms have presented opportunities to enhance these aspects by accurately analyzing imaging data.
Maryam Kamaei   +9 more
wiley   +1 more source

Una retrospección y visión de futuro sobre el uso e implementación de las tecnologías de la información y la comunicación, para el aprendizaje virtual en el contexto de la División de Educología de la Universidad Nacional de Costa Rica

open access: yesRevista Electrónica Educare, 2010
Recibido 20 de octubre de 2009 • Aceptado 02 de diciembre de 2009 • Corregido 14 de marzo de 2010 La División de Educología de la Universidad Nacional de Costa Rica (UNA) ha sido consciente de la necesaria planificación y de un pensamiento de futuro ...
Gaby Ulate-Solís   +1 more
doaj  

Mixed‐Metal Promotion in a Manganese‐Molybdenum Oxynitride as Catalyst to Integrate C─C and C─N Coupling Reactions for the Direct Synthesis of Acetonitrile from Syngas and Ammonia

open access: yesAdvanced Materials, EarlyView.
Transition metal oxy/carbo‐nitrides show great promise as catalysts for sustainable processes. A Mn‐Mo mixed‐metal oxynitride attains remarkable performance for the direct synthesis of acetonitrile, an important commodity chemical, via sequential C─N and C─C coupling from syngas (C1) and ammonia (N1) feedstocks.
M. Elena Martínez‐Monje   +7 more
wiley   +1 more source

Transient Charging of Mixed Ionic‐Electronic Conductors by Anomalous Diffusion

open access: yesAdvanced Materials, EarlyView.
This article explores charge transport in mixed ionic‐electronic conductors (MIECs) through electrochemical impedance spectroscopy and transient current analysis. Focusing on PEDOT:PSS, WO3, and n‐doped PBDF, it uncovers the impact of anomalous diffusion via fractional modeling. The study reveals key correlations that deepen understanding and guide the
Heyi Zhang   +9 more
wiley   +1 more source

Modelo tecnológico basado en el empoderamiento digital para el desarrollo sostenible de bioempresas

open access: yesEspergesia, 2023
Las tecnologías han adquirido un valor incalculable en los procesos productivos de las naciones, estando presentes en cada uno de los procesos que se desarrollan para el crecimiento personal y de las naciones.
Iris Jiménez-Pitre   +2 more
doaj   +1 more source

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