Results 31 to 40 of about 351,689 (99)

Salivary Extracellular Vesicles Separation: Analysis of Ultracentrifugation‐Based Protocols

open access: yesOral Diseases, Volume 31, Issue 3, Page 879-889, March 2025.
ABSTRACT Introduction The clinical potential of extracellular vesicles (EVs) is widely acknowledged, yet the standardization and reproducibility of its separation remain challenging. This study compares three protocols: ultracentrifugation (UC), UC with purification step (UC + PS), and a combined protocol using polymer‐based precipitation and UC (PBP + 
Castillejos‐García Itzel   +6 more
wiley   +1 more source

Comunicación electrónica del automóvil : sistema CAN-BUS [PDF]

open access: yes, 2015
Este articulo trata sobre los aspectos relacionados a la técnica de control del motor de combustión interna y los sistemas eléctricos utilizados en el automóvil, que desde su fabricación en 1885 es objeto de avances tecnológicos significativos día a día.
Molina Salvador, Kelmin Roberto
core  

The use of Twitter on fashion brands. A comparison between luxury and low-cost brands [PDF]

open access: yes, 2018
En este artículo se analizó comparativamente la capacidad dialógica de las marcas de moda de lujo frente a las denominadas low-cost en la red social Twitter.
Garcia Medina, Irene   +2 more
core   +3 more sources

Tuning the Sensitivity of Photonic Sensors Toward Alkanes Through the Textural Properties of Hybrid Xerogel Coatings

open access: yesAdvanced Functional Materials, Volume 35, Issue 3, January 15, 2025.
A propylsilane molar content of just 5% makes a poor‐responding silica xerogel film to become sensitive toward non‐aromatic, large volatile organic compounds with low or null polarity when assembled into a photonic sensor with reflection architecture. This device is particularly suitable to detect cyclohexane, with large signal variation, fast kinetics,
Beatriz Rosales‐Reina   +6 more
wiley   +1 more source

Social debate and hate speech around the Trans Law in Spain: A systematic literature review

open access: yesSexuality, Gender &Policy, Volume 7, Issue 4, Page 404-420, November 2024.
Abstract The objective of this work is to identify the social debate generated in Spain by the approval of the Law for the real and effective equality of trans people and for the guarantee of the rights of LGTBI people. A systematic literature review is carried out.
Patricia Sánchez‐Holgado   +3 more
wiley   +1 more source

La robótica educativa

open access: yesAcción y Reflexión Educativa
La robótica educativa, potenciada por la inteligencia artificial (IA), representa una transformación significativa en los entornos de enseñanza-aprendizaje, especialmente en áreas STEM.
Cindy Esquivel   +2 more
doaj   +1 more source

INTELIGENCIA ARTIFICIAL:

open access: yesTecnociencia, 2022
Una de las disciplinas científicas que más se ha potenciado con la Inteligencia Artificial (IA) es la Bioinformática. Las herramientas digitales que provee la tecnología permitieron dar un salto cuántico de calidad en el entendimiento del mapa de la ...
Roberto Daniel Gordon Graell
doaj  

SITED: Un laboratorio interactivo y portable de electrónica digital [PDF]

open access: yes, 2010
Esta comunicación presenta un dispositivo que, conectado a un ordenador a través de un puerto USB, convierte el conjunto en una plataforma interactiva para la realización de prácticas básicas de Electrónica Digital, que hemos dado en llamar SITED ...
Davila Gomez, Luis   +4 more
core  

Parliament, petitions and pandemic: Conspiracism in Australia's federal e‐petitions system, 2020−2021

open access: yesPolicy &Internet, Volume 16, Issue 3, Page 485-508, September 2024.
Abstract During the COVID‐19 pandemic, some groups and individuals rearticulated state power through conspiracy theories. Despite their fringe status, conspiracy theory beliefs can directly animate citizen's engagements with institutions. Drawing on Barkun's ‘conventional’ and ‘stigmatised’ knowledge types, we analyse the appearance of conspiracism in ...
Ben Lyall, Patrick Marple
wiley   +1 more source

Novas tendências em marketing por causa do auge da Internet [PDF]

open access: yes, 2017
The use of Internet has changed considerably the marketing practice. In this article the authors carry on a literature review to analyse the factors involved in the process and also the advantages, challenges and opportunities of this technology from a
Bellido-Pérez, Elena   +2 more
core  

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