Results 81 to 90 of about 2,902 (206)

Mundo Nano Vol. 8 No. 15, julio-diciembre 2015

open access: yesMundo Nano, 2016
Mundo Nano dedica este nú­ mero a algunas de las aportaciones que la nanociencia y la nanotecnología pueden realizar en el tema de producción de energía. 
Redacción CEIICH
doaj   +1 more source

The Cyano‐Diels–Alder Reaction: From Nitrile Activation to Functional Molecular Architectures

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
This Concept Article presents the evolution of the cyano‐Diels–Alder reaction from its early examples to its current development as a valuable synthetic tool for the preparation of N‐heterocycles, fused polycycles and functional chromophores, tracing the key breakthroughs that have transformed this underexplored transformation into a relevant platform ...
Giovanni Bottari
wiley   +1 more source

Effect of Zinc Oxide Nanoparticles From Infant Formula Milk Powder on Colon Cells In Vitro

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Zinc is an essential trace element that participates in numerous metabolic processes; however, excessive exposure may interfere with the absorption of other metals, such as copper. In recent years, nanotechnology has experienced rapid growth, and zinc oxide nanoparticles (ZnO NPs) have garnered significant attention due to their versatile ...
Gloria Salinas‐Lucero   +2 more
wiley   +1 more source

Liquid‐Processed 2D Aromatic Amorphous Carbon: Defect Engineering and Universal Transport Scaling

open access: yesSmall, EarlyView.
Liquid‐processed graphene oxide (GO) thin films undergo a controllable crystalline–to–amorphous transition driven by thermal quenching. By kinetically tuning oxygen‐driven defect formation during reduction, scalable 2D aromatic amorphous carbon phases are stabilized, directly linking nanoscale disorder and defect topology to electronic transport ...
Fabiola Liscio   +22 more
wiley   +1 more source

π‐Enlargement in Porphyrin Macrocycles at Interfaces

open access: yesAngewandte Chemie, Volume 138, Issue 30, 20 July 2026.
On‐surface synthesis of a 20‐π free‐base expanded porphyrin, by depositing onto a hot Ag(111) substrate an 18‐π free‐base precursor equipped with ‐CF3 functional groups ABSTRACT Porphyrins are essential heteroatomic macrocycles, fundamental to both biological systems and advanced technology.
Ana Barragán   +11 more
wiley   +2 more sources

Covalent Functionalization of NiFe Layered Double Hydroxides using Tris(Hydroxymethyl)Aminomethane

open access: yesSmall, EarlyView.
Covalent functionalization of NiFe layered double hydroxides with tris(hydroxymethyl)aminomethane enables controlled growth, enhanced structural order, and improved processability. Temporary TRIS anchoring promotes stable water‐based inks and binder‐free electrode fabrication, leading to enhanced oxygen evolution activity and long‐term stability under ...
Alvaro Seijas Da Silva   +8 more
wiley   +1 more source

El Nanocirco: un diseño interdisciplinario para la divulgación y enseñanza de la nanociencia y la nanotecnología

open access: yesRevista Eureka sobre Enseñanza y Divulgación de las Ciencias, 2019
La nanociencia y la nanotecnología forman parte del desarrollo científico-tecnológico que contemplamos en la actualidad. Para educar en sus conceptos y diseminarlos en la sociedad se requiere de la creación de nuevas estrategias educativas.
Bonny M Ortiz Andrade   +2 more
doaj   +1 more source

Application of Ag‐Enriched Nanostructures Through Ga+ Irradiation of Silver Butyrate Films in Surface‐Enhanced Raman Spectroscopy (SERS)

open access: yesSmall Methods, EarlyView.
We report a direct‐writing method for patterning silver‐enriched nanostructures with dual functionality: High electrical conductivity, with a resistivity of 95 µΩ·cm, and strong SERS activity, achieving enhancement factors exceeding 107. This approach enables an easy and cost‐effective alternative for the production of microstructures with applications
Juan Ignacio Ocaña‐Parral   +7 more
wiley   +1 more source

La nanotecnología en el CSIC: transferencia y comercialización de patentes

open access: yesMundo Nano, 2014
La nanociencia y la nanotecnología hicieron su aparición en el escenario científico en un momento en el que la economía de España y el sistema español de investigación, desarrollo e innovación experimentaban un fuerte crecimiento.
Javier Etxabe   +2 more
doaj   +1 more source

A Module‐Level Photovoltaic Optimizer for Online I–V Curve Tracing and Daylight Photoluminescence

open access: yesAdvanced Sustainable Systems, Volume 10, Issue 8, August 2026.
This article presents a module‐level photovoltaic optimizer based on a synchronous buck converter. The system enables non‐invasive online I–V curve tracing and daylight photoluminescence imaging. By integrating advanced diagnostic capabilities with minimal hardware modifications, this compact solution offers cost‐effective, continuous inspection ...
Alberto Redondo‐Plaza   +5 more
wiley   +1 more source

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