Results 1 to 10 of about 853,021 (170)

Methods and restrictions to increase the volume of resonant rectangular-section haloscopes for detecting dark matter axions

open access: yesJournal of High Energy Physics, 2023
Haloscopes are resonant cavities that serve as detectors of dark matter axions when they are immersed in a strong static magnetic field. In order to increase the volume and improve space compatibility with dipole or solenoid magnets for axion searches ...
J. M. García-Barceló   +7 more
doaj   +1 more source

Evaluation of the Cell Concentration in Suspensions of Human Leukocytes by Ultrasound Imaging: The Influence of Size Dispersion and Cell Type

open access: yesSensors, 2023
This work focuses on the use of ultrasound imaging to evaluate the cell concentration of dilute leukocyte suspensions in the range of 10–3000 cells/µL. First, numerical simulations were used to study the influence of the size dispersion and the leukocyte
Luis Elvira   +6 more
doaj   +1 more source

A 3D-printed passive exoskeleton for upper limb assistance in children with motor disorders: proof of concept through an electromyography-based assessment [PDF]

open access: yesPeerJ, 2023
The rehabilitation of children with motor disorders is mainly focused on physical interventions. Numerous studies have demonstrated the benefits of upper function using robotic exoskeletons.
Cristina Sanchez   +5 more
doaj   +2 more sources

La brecha digital: una revisión conceptual y aportaciones metodológicas para su estudio en México

open access: yesEntreciencias: Diálogos en la Sociedad del Conocimiento, 2018
Las Tecnologías de la Información y Comunicación (TIC) son herramientas que pueden representar oportunidades para generar beneficios en la sociedad.  No obstante, la brecha digital en el acceso, uso y apropiación social de estas tecnologías deriva en la
Dulce Angélica Gómez Navarro   +3 more
doaj   +6 more sources

Evaluation of Child–Computer Interaction Using Fitts’ Law: A Comparison between a Standard Computer Mouse and a Head Mouse

open access: yesSensors, 2021
This study evaluates and compares the suitability for child–computer interaction (CCI, the branch within human–computer interaction focused on interactive computer systems for children) of two devices: a standard computer mouse and the ENLAZA interface ...
Cristina Sanchez   +5 more
doaj   +1 more source

Towards a New Learning Experience through a Mobile Application with Augmented Reality in Engineering Education

open access: yesApplied Sciences, 2021
With the rise of information technology and digitization, education has been faced with the need to adopt new learning models using technology to create innovative educational methodologies.
Santiago Criollo-C   +5 more
doaj   +1 more source

Visualización de información y tecnología. Irrupción de la IA y avances en propuestas comerciales y de código

open access: yesAnuario ThinkEPI, 2023
Desde sus orígenes, la disciplina de la visualización de información ha caminado siempre de la mano de los avances tecnológicos relacionados y su evolución. Hoy en día, existe una amplia variedad de herramientas de software y tecnologías, algunas de código y otras comerciales, que permiten a los usuarios visualizar y analizar datos de manera ...
openaire   +1 more source

New Contact Sensorization Smart System for IoT e-Health Applications Based on IBC IEEE 802.15.6 Communications

open access: yesSensors, 2020
This paper proposes and demonstrates the capabilities of a new sensorization system that monitors skin contact between two persons. Based on the intrabody communication standard (802.15.6), the new system allows for interbody communication, through the ...
David Hernández   +4 more
doaj   +1 more source

FarmDay: A Gamified Virtual Reality Neurorehabilitation Application for Upper Limb Based on Activities of Daily Living

open access: yesApplied Sciences, 2022
Patients with upper limb disorders are limited in their activities of daily living and impose an important healthcare burden due to the repetitive rehabilitation they require.
Ana Rojo   +4 more
doaj   +1 more source

Generation of a Synthetic Database for the Optical Response of One-Dimensional Photonic Crystals Using Genetic Algorithms

open access: yesMathematics, 2022
This work proposes an optimization tool based on genetic algorithms for the inverse design of photonic crystals. Based on target reflectance, the algorithm generates a population of chromosomes where the genes represent the thickness of a layer of a ...
Cesar Isaza   +5 more
doaj   +1 more source

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