Results 91 to 100 of about 223,204 (307)

Didáctica de las ciencias experimentales II

open access: yes, 2005
ESP
Banet Hernández, Enrique   +2 more
openaire   +1 more source

Printed Integrated Logic Circuits Based on Chitosan‐Gated Organic Transistors for Future Edible Systems

open access: yesAdvanced Functional Materials, EarlyView.
Edible electronics needs integrated logic circuits for computation and control. This work presents a potentially edible printed chitosan‐gated transistor with a design optimized for integration in circuits. Its implementation in integrated logic gates and circuits operating at low voltage (0.7 V) is demonstrated, as well as the compatibility with an ...
Giulia Coco   +8 more
wiley   +1 more source

Diseños Experimentales: ¿La Ciencia del Cuidado está Preparada?

open access: yesHorizonte de enfermeria, 2015
Introduccion: los disenos experimentales (DE) podrian ser el futuro de las intervenciones de enfermeria, dado que se realizarian manipulando intencionalmente una variable en un grupo experimental versus un control, para mostrar la efectividad del cuidado enfermero.
María del Rosario Flores - Pineda   +5 more
openaire   +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

Ingeniería didáctica en Física-Matemática [PDF]

open access: yes, 2005
El objetivo de esta investigación ha sido estudiar, utilizando la metodología de la ingeniería didáctica, las causas de las dificultades que se presentan en los procesos de enseñanza-aprendizaje del Cálculo Diferencial. Para ello hemos usado como soporte
Marcolini, Marta
core  

Didáctica de las ciencias experimentales I

open access: yes, 2005
ESP
Sánchez Blanco, Gaspar   +4 more
openaire   +1 more source

Microporous Microgel Assemblies Facilitating the Recruitment and Osteogenic Differentiation of Progenitor Cells for Bone Regeneration

open access: yesAdvanced Functional Materials, EarlyView.
There is a significant need for biomaterials with well‐defined stability and bioactivity to support tissue regeneration. In this study, we developed a tunable microgel platform that enables the decoupling of stiffness from porosity, thereby promoting bone regeneration.
Silvia Pravato   +9 more
wiley   +1 more source

Learning contract, co-operative and flipped learning as useful tools for studying metabolism [PDF]

open access: yes, 2018
Es el Abstract de una comunicación a un congreso internacional sobre educaciónUndergraduate students in Biology identify Metabolic Biochemistry as a particularly difficult subject.
Alonso-Carrion, Francisco Jose   +6 more
core  

Stabilizing Cationic Palladium Single‐Atom Sites on Heteroatom‐Doped Carbon for Selective Hydrogen Peroxide Electrosynthesis

open access: yesAdvanced Functional Materials, EarlyView.
In this research, it is demonstrated that dual nitrogen and sulfur doping in hollow carbon spheres creates a tunable coordination environment that stabilizes cationic Pd single atoms as robust organometallic complexes, enabling high selectivity and stability for electrochemical hydrogen peroxide production under harsh acidic and peroxide‐rich ...
Guilherme V. Fortunato   +16 more
wiley   +1 more source

¿Cómo analizar el contenido implícito de los libros de texto?: una propuesta metodológica aplicada al patrimonio en ciencias [PDF]

open access: yes, 2017
Este trabajo presenta un instrumento para analizar el contenido textual e iconográfico de los libros de texto de Ciencias Naturales de la Enseñanza Secundaria Obligatoria a partir del patrimonio.
Jiménez Liso, María Rut (Coordinador)   +3 more
core  

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