Results 101 to 110 of about 1,067,935 (229)

Biodegradable and Recyclable Luminescent Mixed‐Matrix‐Membranes, Hydrogels, and Cryogels based on Nanoscale Metal‐Organic Frameworks and Biopolymers

open access: yesAdvanced Functional Materials, EarlyView.
The study presents biodegradable and recyclable mixed‐matrix membranes (MMMs), hydrogels, and cryogels using luminescent nanoscale metal‐organic frameworks (nMOFs) and biopolymers. These bio‐nMOF‐MMMs combine europium‐based nMOFs as probes for the status of the materials with the biopolymers agar and gelatine and present alternatives to conventional ...
Moritz Maxeiner   +4 more
wiley   +1 more source

O vídeo na sala de aula

open access: yesComunicação & Educação, 1995
A introdução do vídeo nas salas de aula altera a relação aluno/professor, criando novas expectativas em relação à postura pedagógica tradicional. Nessas circunstâncias, como utilizar o vídeo adequadamente?
José Manuel Morán
doaj  

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

360 graus de música [PDF]

open access: yes, 2016
Aquest es un projecte en el que s’ha realitzat un videoclip d’una cançó de música electrònica experimental. El videoclip es un vídeo en 360º realitzat amb programes per a crear entorns 3D.
Pla Alonso, Oriol
core  

Flexibility and Dynamicity Enhances and Controls Supramolecular Self‐Assembly of Zinc(II) Metallogels

open access: yesAdvanced Functional Materials, EarlyView.
Zinc(II) coordination complexes with tunable aryloxy‐imine ligands exhibit controllable supramolecular self‐assembly into hierarchical fibrous structures. Coordination‐driven stacking, not π–π interactions, enables gelation, dynamic assembly/disassembly, and enhanced nanomechanical properties.
Merlin R. Stühler   +10 more
wiley   +1 more source

Matemáticas: una ¿triste? historia de amor [PDF]

open access: yes, 2014
Recientemente me encontré en Twitter el vídeo Math tell us three of the saddest love stories del blog Lemongum sobre cómo las matemáticas nos cuentan las historias de amor más tristes.
Prado Bassas, José Antonio
core  

Patterning the Void: Combining L‐Systems with Archimedean Tessellations as a Perspective for Tissue Engineering Scaffolds

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a novel multi‐scale scaffold design using L‐fractals arranged in Archimedean tessellations for tissue regeneration. Despite similar porosity, tiles display vastly different tensile responses (1–100 MPa) and deformation modes. In vitro experiments with hMSCs show geometry‐dependent growth and activity. Over 55 000 tile combinations
Maria Kalogeropoulou   +4 more
wiley   +1 more source

Utilización del video para presentar los casos en el aprendizaje basado en problemas.

open access: yesPixel-Bit, 2010
El objetivo de este trabajo es determinar cómo debe ser el vídeo para presentar el caso del Aprendizaje Basado en Problemas (ABP) en el contexto de la enseñanza de Fisioterapia y analizar la aceptación por parte de los alumnos de esta herramienta.
Isabel Salvat Salvat   +4 more
doaj  

High‐Concentration Mesogen‐Assisted Exfoliation of Low‐Dimensional Nanomaterials for Achieving Ultralow‐Temperature Actuations of Liquid Crystal Elastomers

open access: yesAdvanced Functional Materials, EarlyView.
Most matter is nominally frozen in the polar regions or space, and liquid crystal materials are no exception. Consequently, soft actuators, including liquid crystal elastomers (LCEs), are inoperative under such extreme cold in response to stimuli, as their motion relies on mechanical deformation.
Hyeonseong Kim   +5 more
wiley   +1 more source

Nova tècnica que optimitza la transmissió de vídeo en xarxa [PDF]

open access: yes, 2011
En l'actualitat existeixen múltiples aplicacions que requereixen de la transmissió de vídeo per Internet: vídeo sota demanda, televisió a la carta, o videoconferència en són alguns exemples presents en la nostra vida quotidiana.
Aulí Llinàs, Francesc
core   +1 more source

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