Results 21 to 30 of about 1,140 (176)

Tunable Oxygen Connectivity in Carbaporphyrinoid Polymers on Metal Surfaces

open access: yesAngewandte Chemie, EarlyView.
Hydroxyl‐functionalized dicarbaporphyrinoid polymers synthesized on Au(111) enable tunable oxygen‐mediated connectivity under UHV conditions. Thermal activation yields one‐dimensional hydroxyl‐terminated polymers that can selectively evolve into either covalently‐linked dibenzo‐p‐dioxane architectures through intermolecular C–O–C coupling or two‐fold ...
Alberto Martínez‐Bajo   +14 more
wiley   +2 more sources

Editorial

open access: yesMundo Nano, 2021
El enfoque puesto en la gobernanza, las políticas públicas y la regulación de las nanociencias y la nanotecnología (NyN) refrenda una vez más el interés de esta revista para estimular el diálogo entre las ciencias naturales y exactas y las ingenierías ...
Gian Carlo Delgado Ramos
doaj  

Análisis de las propiedades vibracionales del crotonaldehído: DFT vs MD

open access: yesMundo Nano, 2022
La dinámica molecular (MD, por sus siglas en inglés) y la teoría del funcional de la densidad (DFT, por sus siglas en inglés) son actualmente las teorías más utilizadas en ciencia computacional de materiales.
Ricardo Ruvalcaba   +2 more
doaj   +1 more source

Nanoscale Spatial Tuning of Superconductivity in Cuprate Thin Films via Direct Laser Writing

open access: yesAdvanced Functional Materials, EarlyView.
Maskless direct laser writing enables local control of oxygen stoichiometry in epitaxial YBCO thin films under ambient conditions. Sub‐micrometer grayscale patterns with tunable optical response and superconducting transport properties are achieved.
Irene Biancardi   +11 more
wiley   +1 more source

Photocatalytic activity of Fe3O4–Fe2O3 particles supported on mordenite under visible light exposure for methylene blue degradation

open access: yesSN Applied Sciences, 2023
Dyes pollution is a serious environmental problem and heterogeneous catalysis has been proposed as a remediation method. In this study, a set of catalysts of synthetic mordenite with iron oxides was synthesized by a simple chemical co-precipitation ...
Raúl Avilés-Monreal   +3 more
doaj   +1 more source

Spiro‐Phenothiazine Hole‐Transporting Materials: Unlocking Stability and Scalability in Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
Fluorene‐functionalized spiro‐phenothiazine (PTZ‐Fl) exhibits strong Li+ affinity and thermal stability, enabling a PCE of 25.75% in small‐area cells and 22.07% in 25 cm2 modules. Under ISOS‐L3 conditions, PTZ‐Flbased devices retain over 80% efficiency after 1000 hours, demonstrating superior stability and scalability compared to spiro‐OMeTAD for next ...
Javier Urieta‐Mora   +17 more
wiley   +1 more source

A 10 años del primer número de Mundo Nano. Un breve diagnóstico

open access: yesMundo Nano, 2018
El primer número de Mundo Nano. Revista Interdisciplinaria en Nanociencias y Nanotecnología se publicó en noviembre de 2008 y, con esta entrega, correspondiente al volumen 11, número 21, julio-diciembre de 2018, nuestra revista cumple 10 años. Mundo Nano
Mario Rogelio López Torres
doaj   +1 more source

Stepwise On‐Surface Synthesis and Transformations of Two‐Dimensional Covalent Organic Frameworks by Controlled Thermal Stimuli

open access: yesAdvanced Materials, EarlyView.
The seminal transformation of a 2D‐COF (SURFCOF‐IMDEA1) into a 2D porous COF (SURFCOF‐IMDEA2) on Au(111) by a sequential C‐C coupling and ladderization triggered by thermal annealing steps at increasing temperatures is reported. Abstract The development of covalent organic frameworks (COFs) is currently a primary objective in materials science, taking ...
Ana Barragán   +11 more
wiley   +1 more source

Mundo Nano Vol. 8 No. 14, enero-junio 2015

open access: yesMundo Nano, 2015
Mundo Nano dedica este número a las aportaciones que pueden hacer las nanociencias y la nanotecnología en la resolución de los problemas ambientales, sin ignorar los posibles problemas que por sí mismos pudieran generar los nanomateriales, al ser ...
Redacción CEIICH
doaj   +1 more source

A new family of copper-based MXenes

open access: yesScientific Reports, 2021
In this work, we demonstrate, through first-principles calculations, the existence of a new family of copper-based MXenes. These add up new structures to the previously reported universe and span the interest of such 2D materials for applications in ...
R. Ponce-Pérez   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy