Results 11 to 20 of about 5,739 (120)
COFs on MOFs: Layer‐by‐Layer Synthesis of MOF@COF Nanoparticles with Synergistic Adsorption
A layer‐by‐layer strategy enables the growth of crystalline covalent organic framework (COF) shells on metal–organic framework nanoparticles, creating core–shell structures with tunable porosity. Ordered interstitial mesopores are formed during shell growth, which are connected with the COF's intrinsic micropores, thereby enhancing water sorption. This
Ana Guillem‐Navajas +11 more
wiley +1 more source
Abstract Background Female sex is an independent fall risk factor in Parkinson's disease (PD), yet sex‐specific fall patterns remain unclear. Objectives To compare sex‐specific fall risk and outcomes across PD, prodromal alpha‐synucleinopathy (PAS), and healthy controls (HC); estimate fall frequency across PD progression; and assess how sex modifies ...
Joaquin A. Vizcarra +197 more
wiley +1 more source
An invasional meltdown can occur when a non‐native species facilitates the spread of another non‐native species in the invaded area, increasing its likelihood of survival or its ecological impact. Plant–pollinator systems pose an exceptional study system to test this concept, which remains poorly known.
Daniel Echeandía +9 more
wiley +1 more source
Photovoltaic Effect in a III‐IV‐V Compound Semiconductor
A large reduction of the GaAs band gap is obtained with incorporation of 6.5% Ge during epitaxy without introducing extended defects or composition inhomogeneity. Heterojunction solar cell devices were fabricated with 0.76‐V open circuit voltage and an internal quantum efficiency above 40% at energies below the bandgap of the GaAs emitter.
José M. Ripalda +13 more
wiley +1 more source
Spatially Resolved Strain Mapping In Flexible Oxide Membranes
High‐resolution synchrotron x‐ray diffraction reveals how strain transfers and distributes within crystalline oriented oxide membranes (10–100 nm thick) on flexible substrates that are subjected to stretching and bending. The study uncovers local strain heterogeneities that deviate from macroscopic averages, providing a crucial framework when ...
Pol Salles +10 more
wiley +1 more source
Ontogeny of foraging behaviour in an opportunistic gull inhabiting urban marine ecosystems
Urbanization affects ecosystems by reducing biodiversity and displacing species from native habitats. While some suffer, others, like urban wildlife, adapt through innovative feeding and behaviours that improve their fitness in human‐altered settings. Despite research on wildlife in urban areas, the development of foraging behaviour in urban species is
Joan Navarro +7 more
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ABSTRACT An analysis of the dual biographies, economic and domestic, of Manuela Xiqués, an enslaver from nineteenth‐century Cuba and Spain, deepens our understanding of the role of European and Creole women in the nineteenth‐century Atlantic. This essay foregrounds the role of literature, namely family biography, as a locus of the processes of ...
Lisa Surwillo, Martín Rodrigo Alharilla
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Efectividad de la auriculopuntura en el tratamiento de pacientes con hipertensión arterial
Se realizó un estudio descriptivo y longitudinal de 53 adultos hipertensos pertenecientes al consultorio médico No. 55 del Policlínico Universitario "José Martí Pérez" de Santiago de Cuba, desde febrero hasta septiembre de 2012, con vistas a demostrar la
Mileydis Alvarez Caballero +4 more
doaj
A concepção de educação popular em José Martí e Paulo Freire: um encontro entre Cuba e Brasil
O artigo trata da concepção de educação popular em José Martí, de Cuba, e Paulo Freire, do Brasil. Considerados duas referências no campo da educação, José Martí, que viveu de 1853 a 1895, e Paulo Freire, que, por sua vez, viveu de 1921 a 1997, têm ...
Sônia Maria da Silva Araújo +2 more
doaj +1 more source
Framings of Intervention in Spain: From the Civil War to the Franco Dictatorship
Abstract Despite the role of foreign intervention in the Spanish Civil War, the word intervención rarely appeared in contemporary media and official discourse. This article examines the expressions that Republican and rebel authorities used to represent the presence of outside forces in Spain.
Marta Costa Costa
wiley +1 more source

