Results 31 to 40 of about 362,355 (226)

From Shear to Sound: Mechanics–Acoustics Mapping of TPMS Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
Triply periodic minimal surface (TPMS) lattices are mapped across mechanical and acoustic performance, revealing that descriptors validated in compression fail under shear. First‐time comparison with trusses included. A transition from porous to resonance‐driven absorption emerges at 25% density.
Lucía Doyle   +3 more
wiley   +1 more source

Dos nuevos lugares de anidación para el flamenco del Caribe, Phoenicopterus ruber (Phoenicopteriformes: Phoenicopteridae), en el noroeste de República Dominicana

open access: yesNovitates Caribaea
Se reportan dos nuevos sitios de anidación del flamenco caribeño (Phoenicopterus ruber) dentro del Parque Nacional Manglares de Estero Balsa en el noroeste de República Dominicana.
Eladio Fernández   +2 more
doaj   +1 more source

Localized Temperature Monitoring in Mouse Brain during Light Delivery via a Non‐Planar Tapered Fiber‐Integrated µRTD Sensor

open access: yesAdvanced Materials, EarlyView.
We report a multifunctional tapered optical fiber integrating a conformal micro‐resistance temperature detector (µRTD) for local, real‐time thermometry during optical stimulation. The platform combines light‐delivery and temperature sensing within a minimally invasive footprint, enabling detection of sub‐degree cortical heating under representative ...
Antonio Balena   +6 more
wiley   +1 more source

Large Language Model‐Based Chatbots in Higher Education

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
The use of large language models (LLMs) in higher education can facilitate personalized learning experiences, advance asynchronized learning, and support instructors, students, and researchers across diverse fields. The development of regulations and guidelines that address ethical and legal issues is essential to ensure safe and responsible adaptation
Defne Yigci   +4 more
wiley   +1 more source

La sindemia COVID-19 como fuente de cambio en la gestión de las empresas: la teoría de la acción humana y la lógica del don

open access: yesRevista Galega de Economía, 2023
El COVID-19 está demandando medidas socioeconómicas y sanitarias para proteger a la sociedad. Muchas empresas están alineando sus intereses con objetivos sociales como una manera de responder a esta demanda. En primer lugar, este artículo analiza cómo la lógica del don contribuye a una visión humanista de la actividad económica.
openaire   +1 more source

Reformas político-institucionales : síntesis de áreas y perspectivas fundamentales

open access: yesCiencia y Sociedad, 1995
Este texto de José Oviedo comprende las diversas políticas públicas, reformas económicas, la reforma social y las reformas políticas e institucionales.
José Oviedo
doaj   +1 more source

La educación antes y durante la pandemia del Covid-19: tejiendo redes en médio de la desigualdad y la inclusión social en la República Dominicana

open access: yesCaminhos da Educação, 2020
En el siguiente artículo se abordan temas que recogen de manera general aspectos vinculados al fenómeno de la desigualdad y se valora las acciones implementadas como parte de las políticas educativas en República Dominicana.
Katherine Hernández Morales
doaj   +1 more source

Microrobotic Catheterization of the Ophthalmic Artery for Targeted Treatment of Retinoblastoma

open access: yesAdvanced Intelligent Systems, EarlyView.
A microrobotic platform is presented that allows teleoperated and autonomous navigation of flow‐driven magnetic microcatheters, MagFlow, into the ophthalmic artery for superselective intra‐arterial infusion of chemotherapy to treat retinoblastoma. Extensive benchtop validations with patient‐derived biomimetic phantoms under optical and fluoroscopic ...
Artur Banach   +5 more
wiley   +1 more source

Ultrasonic Rainbow: A Meta‐Transducer for Frequency‐Selective Elastic Wave Control via Dithering‐Based Wavenumber Tuning

open access: yesAdvanced Intelligent Systems, EarlyView.
A piezoelectric meta‐transducer generates an ultrasonic rainbow, steering guided elastic waves to different angles according to frequency. A dithering‐based binary electrode design enables a closer realization of the target wavenumber filter, improving directional purity and suppressing unwanted lobes. Numerical and experimental validation demonstrates
Masoud Mohammadgholiha   +5 more
wiley   +1 more source

Características de uso de plaguicidas químicos y riesgos para la salud en agricultores de la sierra central del Perú

open access: yesRevista Peruana de Medicina Experimental y Salud Pública, 2009
Con el objetivo de conocer las características sobre el uso e impactos en la salud de los plaguicidas químicos de uso agrícola en las provincias de Chupaca y Concepción en los andes centrales del Perú, se desarrolló un estudio descriptivo transversal ...
Ymelda Montoro   +3 more
doaj  

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