Results 51 to 60 of about 122,884 (263)

Impact of MgO Additions on the Oxidation Resistance and Compression Behavior of Vanadium Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
An increase in oxidation resistance at 600 °C is achieved for alloys containing more than 2.5 wt.% MgO. It has been established that, along with V2O5, MgO6V2, and Mg2O7V2 are formed, which are presumed to enhance oxidative stability. Furthermore, the possible transformation of Mg‐vanadates through reaction with CO2, which presumably occurs in this ...
Ievgen Solodkyi   +5 more
wiley   +1 more source

ODS 4 Educar ¿Para qué?

open access: yes, 2022
En nuestro Programa de Radio Digital #PlanetaSostenible que se realiza en Alianza con UrosarioRadio, Pacto Global Red Colombia y RAVC hablaremos sobre el ODS 4 - Educación de Calidad: Aprender ¿Para qué?
Gómez Duque, Ángela María
core   +1 more source

Desafíos de la economía poscovid

open access: yesRevista Diecisiete, 2022
El COVID-19 ha venido a trastocar muchas de las previsiones y de las convenciones dominantes hasta su llegada. En loa aspectos más relevantes no ha venido sino a poner en evidencia algunos problemas de carácter estructural que tenían nuestras economías ...
Juan A. Gimeno Ullastres
doaj   +1 more source

High‐Entropy Alloy Interlayers Toward Advanced Joining for High‐Performance Structural Applications: Current Progress and Emerging Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
HEA interlayers offer a versatile route for joining high‐performance structural materials. Their compositional and structural design regulates interfacial reactions, suppresses brittle IMCs, and improves metallurgical bonding. Sandwich interlayers further integrate defect healing with precipitation strengthening, enabling improved strength–ductility ...
Lin Yuan   +4 more
wiley   +1 more source

Programming Nanoscale Reaction Environments via Peptide Localization for Gold Nanoparticle Growth in Liposomal Nanoreactors

open access: yesAdvanced Functional Materials, EarlyView.
The liposome nanoreactor method enables uniform metal nanoparticle synthesis using the interior as a reaction environment. We demonstrate that peptide sequences and lipid compositions act as a functional molecular switch to control reaction environments in liposome nanoreactors.
Yuya Abe   +6 more
wiley   +1 more source

Material docente ODS 13: Acción por el clima [PDF]

open access: yes, 2023
En este material docente, segundo en nuestra colección de manuales para incorporar los ODS en la práctica docente diaria, se ofrecen una serie de actividades y recomendaciones para trabajar de forma activa y participativa el Objetivo de Desarrollo ...
Aguilera Padilla, Fátima   +1 more
core   +1 more source

Emprendedores y ODS: compromisos y cooperación

open access: yes, 2022
Una segunda parte sobre Emprendedores en Acción y cómo aportar a los #ODS, junto a: - Víctor Hugo Malagón, Presidente del Foro de Presidentes - Fundador de #MACA Conduce: Ángela Gómez y Angélica Sánchez - Mauricio López, Director Ejecutivo de Pacto ...
Gómez Duque, Ángela María   +1 more
core   +1 more source

A parsimonious structure model for the icosahedral quasicrystal Cd<sub>5.7</sub>Yb. [PDF]

open access: yesActa Crystallogr A Found Adv
The paper presents a parsimonious structure model for the icosahedral Cd5.7Yb quasicrystal. It employs only spherical and elliptical occupation domains, which significantly decreases the number of parameters and the required calculation effort. Still, the model describes the characteristic structural features with considerable accuracy.A compact ...
Feuerbacher M.
europepmc   +2 more sources

TH17–Associated Polyamine Metabolism‐Guided Nanozyme Promotes Alveolar Bone Repair in Periodontitis

open access: yesAdvanced Science, EarlyView.
A pronounced TH17‐skewed immune response is identified in experimental periodontitis, and enrichment of the polyamine pathway is observed during TH17 differentiation, suggesting its potential as an immunometabolic target. Inspired by these findings, DFMO@Ui‐Mn is developed as a therapeutic platform combining cascade ROS scavenging with immunometabolic ...
Cheng Zhu   +12 more
wiley   +1 more source

Resultados de Colombia en el índice ODS 2019: más rezagos que objetivos cumplidos

open access: yes, 2020
La responsabilidad del contenido de esta publicación recae en el autor, no en el Observatorio. Dado que los documentos de trabajo son de naturaleza preliminar, puede ser útil ponerse en contacto con el autor en caso de un problema en particular sobre
Sánchez Gómez, Juan Sebastián
core  

Home - About - Disclaimer - Privacy