Results 41 to 50 of about 343 (109)

Spin‐Crossover Confinement in Mesoporous Matrices Enables Tunable Porosity for Molecular Sensing

open access: yesAdvanced Materials Interfaces, Volume 13, Issue 7, 7 April 2026.
The integration of hierarchically organized porous frameworks with spin‐crossover nanodomains enables cooperative interactions across multiple length scales. This hybrid design merges dynamic molecular switching with tunable porosity, yielding materials whose structural and functional responses are actively modulated by confinement and guest uptake ...
Lucia B. Pizarro   +3 more
wiley   +1 more source

Tailoring Microstructure in Copper‐Based Conductive Metal–Organic Frameworks for Enhanced Chemiresistive Sensing and Uptake of Sulfur Dioxide

open access: yesAdvanced Functional Materials, Volume 36, Issue 26, 30 March 2026.
Precursor‐ and solvent‐mediated synthesis yields four Cu3(HHTP)2 morphologies with distinct physicochemical, sorption, and sensing properties toward SO2. Uptake capacities correlate with BET surface area, while sensing performance scales with particle aspect ratio.
Patrick Damacet   +5 more
wiley   +1 more source

Advanced Fungal Control With Metallic Nanoparticles: A Comprehensive Review of Nanoparticle Tracking Analysis (NTA) for Particle Concentration Characterization

open access: yesChemistrySelect, Volume 11, Issue 12, 26 March 2026.
Metallic nanoparticles are emerging as potent antifungal agents, yet their efficacy is rarely quantified on a particle basis. Here, we demonstrate how nanoparticle tracking analysis (NTA), together with a newly proposed Particle Efficiency Index (PEI), can relate nanoparticle concentration to fungal inoculum load, enabling more rigorous and comparable ...
Rodrigo Ramos‐Hernández   +2 more
wiley   +1 more source

An In Situ Study of the Topochemical Transformation of Hybrid Layered Hydroxides Into Metallic Nanocomposites

open access: yesAdvanced Functional Materials, Volume 36, Issue 10, 2 February 2026.
Herein, the topochemical transformation of cobalt‐based layered hydroxides into nanocomposites is investigated using advanced real‐time characterization techniques combined with thermogravimetric analysis. The study reveals how interlayer carboxylic acids direct the transformation pathway, highlighting the role of carbon content and anion length. These
Camilo Jaramillo‐Hernández   +5 more
wiley   +1 more source

Ginsenoside Rg1 as a Multifunctional Therapeutic Agent: Pharmacological Properties, Molecular Mechanisms and Clinical Perspectives in Complementary Medicine

open access: yesFood Science &Nutrition, Volume 14, Issue 2, February 2026.
Ginsenoside Rg1 (Rg1) from Panax ginseng shows multifunctional health effects. Although oral bioavailability is low and blood–brain barrier (BBB) penetration is limited, delivery systems such as liposomes and nanoparticles may improve exposure. Rg1 reduces inflammation/oxidative stress by inhibiting nuclear factor‐κB (NF‐κB) signaling and reactive ...
Hernán Cortés   +13 more
wiley   +1 more source

Efectos asociados al cambio del cauce del río San Lorenzo, el Carmen de Viboral-Antioquia

open access: yesRevista Politécnica, 2020
El objeto de investigación en este proyecto giró en torno a los cambios que sufre el cauce de un río al ser modificado su curso. Para ello se llevó a cabo un trabajo de muestreo en la cuenca hidrográfica del río San Lorenzo, ubicado en el Municipio de El
Jorge Wilson Naranjo Cardona   +1 more
doaj   +1 more source

Caracterización del impacto fisicoquímico y microbiológico causado por vertimientos en el Río Suaza en el suroeste de Colombia

open access: yesInvestigación e Innovación en Ingenierías
Objetivo: Caracterizar el impacto fisicoquímico y microbiológico causado por las cargas contaminantes de los vertimientos realizados al tramo del Río Suaza, que fluye por el casco urbano del municipio de Guadalupe (Huila) en el suroeste de Colombia, con
Jesús Leandro Narvaez Cuéllar   +4 more
doaj   +1 more source

Water Networks as Hydrophobic Recognition Motifs in Proteins

open access: yesAngewandte Chemie, Volume 138, Issue 2, 9 January 2026.
Hydrophobic groups can strengthen confined water networks, promoting order that propagates through the protein structure and drives recognition, creating a paradoxical hydrophobic binding hot spot. Polar groups are rejected because they disrupt the network, destabilizing the protein structure.
Serena G. Piticchio   +12 more
wiley   +1 more source

Determinación de la calidad fisicoquímica de la miel de abeja Apis mellifera mellifera producida en el Municipio de Tepatlaxco, Ver., envasada en vidrio y PET apoyado en un estudio etnobiológico

open access: yesRevista Biológico Agropecuaria Tuxpan, 2020
La apicultura en las regiones tropicales de México tiene antecedentes de cientos de años. Las abejas sociales y productoras de miel son parte esencial de las costumbres religiosas, alimenticias y comerciales de muchos pueblos indígenas.
María del Rosario Dávila Lezama   +4 more
doaj   +1 more source

Aproximación a las condiciones limnológicas de un plano de inundación del bajo Río Magdalena durante un ciclo diario

open access: yesIntropica, 2006
En la zona litoral y pelágica de la ciénaga Cerro de San Antonio, entre el 22 y 23 de octubre de 2004 se realizaron perfiles verticales de temperatura, oxígeno disuelto, conductividad eléctrica y pH.
Lina María Ramos-Ortega   +2 more
doaj  

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