Results 161 to 170 of about 14,577 (265)

Conséquences de l'arbustation sur les ressources alimentaires estivales du caribou migrateur

open access: yes, 2020
La densification de la strate arbustive dans les régions arctiques et subarctiques a été largement observée au cours des dernières décennies, soulevant par le fait même des questionnements quant à l’implication de ce phénomène sur les ressources alimentaires des grands herbivores qui fréquentent ces régions.
openaire   +1 more source

Nota conceptual : consulta regional de América Latina y el Caribe [PDF]

open access: yes
9 páginas en PDF.Nota en la que se informa acerca de la Consulta regional de América Latina y el Caribe, la cual fue autorizada en la primera sesión de la Asamblea General de la OCS por su Secretario General.
Archivo UDUALC
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High‐Performance, Paper‐Based Microelectronics via a Micromodular Fabrication Process

open access: yesAdvanced Materials Interfaces, Volume 13, Issue 12, 23 June 2026.
This study demonstrates high‐performance silicon micromodular transistors on cellulose nanomaterial‐coated paper, with interconnects formed via e‐jet printing. Transistors exhibit excellent electrical properties and maintain performance under applied strain.
Rebecca K. Banner   +9 more
wiley   +1 more source

Fetal Macrosomia and Postpartum Hemorrhage in Latin American and Caribbean Region: Systematic Review and Meta-analysis. [PDF]

open access: yesRev Bras Ginecol Obstet, 2023
Quezada-Robles A   +3 more
europepmc   +1 more source

Passivated SiC Surfaces for Photonic and Quantum Applications: Balancing Chemical Stability and Surface Luminescence

open access: yesAdvanced Materials Interfaces, Volume 13, Issue 11, 9 June 2026.
Low‐temperature passivation of SiC reveals that optical surface quality and chemical stability are not directly correlated. Ar plasma‐treated and SiNx‐passivated surfaces yield the lowest photoluminescence background, whereas CF4 plasma and ALD‐grown dielectrics introduce higher emission.
Marina Scharin‐Mehlmann   +4 more
wiley   +1 more source

Multi‐Dielectric Metasurfaces for Ultrabright, Tunable Structural Color and Reconfigurable Optical Filtering with Extraordinarily Large Color Span

open access: yesAdvanced Optical Materials, Volume 14, Issue 23, 19 June 2026.
Structural color generation is an emerging field for digital display and printing applications. This report presents a novel truncated‐cone design and the first use of GaP sandwiched between two layers of TiO2, demonstrating ultra‐bright, tunable colors with a record color gamut.
Md Rumon Miah   +2 more
wiley   +1 more source

Masculinidades neo-coloniales en Talamanca, Caribe sur de Costa Rica (1898-1930)

open access: yesRevista de Historia, 2013
The article explores what is here called neocolonial masculinity. Neocolonial masculinity seeks to synthesize Walter Mignolo’s proposal on the domains of human experience for understanding the coloniality, and RW Connell’s on the gender structure that explain masculinity.
openaire   +2 more sources

INTRODUCCIÓN.

open access: yes, 2019
El capítulo realiza un análisis de la cooperación sur-sur latinoamericana en el período comprendido entre 2008 y 2018. Comienza presentando el contexto de la cooperación sur-sur de conformidad con los cambios más significativos en el sistema internacional de cooperación y en las relaciones internacionales del momento.
openaire   +2 more sources

CRISPR/Cas13a: Compensatory Target Activation Mechanism

open access: yesAdvanced Science, Volume 13, Issue 32, 9 June 2026.
CRISPR/Cas13a‐CTAM as a novel compensatory target activation mechanism that enables synergistic activation of Cas13a via two independently editable short RNA effectors. This dual‐effector system maintains enzymatic activity comparable to traditional single‐effector while significantly enhancing flexibility, sensitivity, and application scope.
Bowen Jiang   +8 more
wiley   +1 more source

Estatutos Unión de Universidades de América Latina y el Caribe (UDUAL), A.C.

open access: yes, 2005
48 páginas en PDF.Estatutos de la Unión de Universidades de América Latina y el Caribe (UDUAL), A.C., ante la I Asamblea Regional Cono Sur de la Unión de Universidades de América Latina y el Caribe, celebrada el 17 y 18 de mayo de 2012 en la Universidad ...
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