Results 81 to 90 of about 1,127,015 (326)

Percepción y Valoración de la Calidad Educativa de Alumnos y Padres en 14 Centros Escolares de la Región Metropolitana de Santiago de Chile

open access: yesRevista Iberoamericana sobre Calidad, Eficacia y Cambio en Educación, 2016
El presente artículo se enmarca en uno de los temas hoy centrales en nuestro país, la  Calidad y Evaluación Educativa; y forma parte de la Defensa de Estudios Avanzados (DEA-2004) acerca de la percepción y valoración de alumnos y familias en 14 colegios ...
Elvira Palma Gajardo
doaj  

Posnueva gestión pública, gobernanza e innovación. Tres conceptos en torno a una forma de organización y gestión de lo público

open access: yes, 2020
La gobernanza refleja la transformación de las relaciones entre el Gobierno y la sociedad a partir de la emergencia de un papel más activo de la sociedad civil en la acción pública al desligarla de la tradicional dependencia gubernamental.
Sergio Alberto Chica-Vélez   +1 more
semanticscholar   +1 more source

The Influence of Annealing on the Sb Layer in the Synthesis of [001]‐Oriented Sb2Se3 Film for Photoelectrochemical Hydrogen Gas Generation

open access: yesAdvanced Functional Materials, EarlyView.
[001]‐oriented Sb2Se3 film with improved crystallinity and adjusted composition is achieved via a new thermal treatment approach consisting of preliminary annealing of the Sb layer before its selenization. The findings of this work demonstrate enhanced charge carriers' transportation, a stable performance, and an improvement of H2 generation from ...
Magno B. Costa   +7 more
wiley   +1 more source

Estándares territoriales de innovación : análisis de las regiones de Portugal [PDF]

open access: yes, 2012
Competitiveness among regions and innovation dynamics are intimately related and depend on a solid and effective innovation system. This study aims to measure innovativeness in different Portuguese regions and to evaluate the nature of the innovation ...
Braga, Ascenção M. M.   +3 more
core   +1 more source

Superadiabatic spin-preserving control of a single-spin qubit in a double quantum dot with spin–orbit interaction [PDF]

open access: yes, 2019
A protocol for controlling the localization of an electron with a fixed projection of spin between two quantum dots in a material with spin-orbit (SO) interaction is studied.
Gomez, Sergio Santiago   +1 more
core   +1 more source

Wavelength‐Dependent Differential Amplification of Raman Scattering by Chiral Gold Nanorods for Multiplexed Encoding

open access: yesAdvanced Functional Materials, EarlyView.
The SERS spectra of reporter molecules adsorbed on chiral gold nanorods depends on the handedness of circularly polarized light (CPL‐SERS). The bisignate plasmonic CD spectra of chiral nanorods provides wavelength‐dependent CPL‐SERS. Selective discrimination of chiral nanorod handedness and different Raman reporters allow highly sensitive codification ...
Andrés Serrano‐Freijeiro   +9 more
wiley   +1 more source

Diego Laínez y la teología moral en el mundo económico del siglo XVI

open access: yesEstudios Eclesiásticos, 2016
La historia de la enseñanza de la Iglesia católica sobre la usura en la Edad Media y en el Renacimiento nos ofrece un claro ejemplo de cómo un problema moral se desarrollaba, clarificaba y precisaba mediante la casuística escolástica.
Francisco Gómez Camacho, S.J.
doaj  

The Invariant Two-Parameter Function of Algebras ψ [PDF]

open access: yes, 2019
At present, the research on invariant functions for algebras is very extended since Hrivnák and Novotný defined in 2007 the invariant functions y and j as a tool to study the Inönü–Wigner contractions (IW-contractions), previously introduced by those ...
Escobar, José María   +2 more
core   +4 more sources

Mechanically Tunable Bone Scaffolds: In Vivo Hardening of 3D‐Printed Calcium Phosphate/Polycaprolactone Inks

open access: yesAdvanced Functional Materials, EarlyView.
A 3D bone scaffold with osteogenic properties and capable of hardening in vivo is developed. The scaffold is implanted in a ductile state, and a phase transformation of the ceramic induces the stiffening and strengthening of the scaffold in vivo. Abstract Calcium phosphate 3D printing has revolutionized customized bone grafting.
Miguel Mateu‐Sanz   +7 more
wiley   +1 more source

Investigación e innovación educativa: Reto escolar por COVID-19 en el Ecuador

open access: yesEPISTEME KOINONIA, 2020
El objetivo del artículo de reflexión es analizar la investigación e innovación educativa como retos escolares por COVID-19 en el Ecuador, empleándose una metodología descriptiva documental y análisis de contenido para el procesamiento de la información.
María Fernanda Argandoña-Mendoza   +3 more
semanticscholar   +1 more source

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