Results 31 to 40 of about 10,634 (186)

L'ambigüitat de la producció intensiva en coneixement : el nou espai econòmic del Poblenou [PDF]

open access: yes, 2010
A principis del segle XXI l'activitat econòmica del Poblenou (Barcelona) es transforma i es produeixen canvis profunds que afecten la morfologia urbana i el comportament del conjunt d'agents econòmics i socials del barri.
Casellas, Antònia   +2 more
core   +3 more sources

El acto según Mishima: entre la escritura y el cuerpo

open access: yesDesde el Jardín de Freud, 2009
Resumen Tres elementos articulan la vida y la obra del escritor japonés Yukio Mishima: la escritura, el cuerpo y la acción. Tomando como base su ensayo El sol y el acero, propongo una reflexión acerca de estos tres temas.
María Lucía Correa
doaj   +2 more sources

Efectos intergranulares en perovskitas de manganeso nanocristalinas

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 2000
Intergranular magnetotransport effects are studied on polycrystalline manganites. Reducing grain size through sol-gel technology allows us to show new results on these materials.
Hueso, L. E.   +4 more
doaj  

Bioactive Conductive Ti3C2Tx‐Ce Hydrogel Facilitates Spinal Cord Injury Repair Through ROS Scavenging and Mitochondrial Regulation

open access: yesAdvanced Functional Materials, EarlyView.
Bioactive conductive Ti3C2Tx‐Ce hydrogels with with scavenging ROS and alleviating neuronal mitochondrial dysfunction are exploited for SCI treatment. This functionality is attributed to interfacial activation modification of Ti3C2Tx with Ce3+ ions to in‐situ form Ce(OH)x‐mediated protective layer, which is beneficial to enabling stable intracellular ...
Weikang Wang   +12 more
wiley   +1 more source

Self‐Assembled Nanoclay Gel With Spheroid MSC‐Derived Exosome Mimetics to Integrate Demineralized Bone Matrix and Noggin‐Targeting miRNA for Synergistic Osteogenesis

open access: yesAdvanced Functional Materials, EarlyView.
We report a versatile nanoclay gel carrier platform that enhances the osteogenic efficacy of demineralized bone matrix (DBM) by integrating nanoclay‐based self‐assembly with cell‐derived exosome mimetics loaded with noggin‐targeting miR‐200c. This design amplifies BMP signaling, thereby promoting DBM‐mediated osteogenesis and offering a promising ...
Changlu Xu   +7 more
wiley   +1 more source

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi   +3 more
wiley   +1 more source

Translational Considerations for Injectable Biomaterials and Bioscaffolds to Repair and Regenerate Brain Tissue

open access: yesAdvanced Healthcare Materials, EarlyView.
The repair and regeneration of brain tissue faces both biological and technical challenges. Injectable bioscaffolds offer new opportunities to stimulate tissue regrowth in the brain by recruiting neural stem cells. Here, the translational issues are reviewed that need to be address to advance this promising new therapeutic approach from the bench to ...
Michel Modo, Alena Kisel
wiley   +1 more source

Pasarela para peatones y ciclistas

open access: yesARQ, 2002
Entendemos el trabajo del arquitecto como algo que opone cierta resistencia a la naturaleza: cubre del sol y la lluvia, divide del descampado, o salva un obstáculo.
José Luis Fuentes
doaj  

Laser‐Assisted Processing and Modification of Bioactive Glasses: A Review

open access: yesAdvanced Healthcare Materials, EarlyView.
Laser technologies provide powerful tools to process and transform bioactive glasses for advanced biomedical applications. This review discusses laser‐matter interaction mechanisms, laser surface engineering, and laser‐assisted fabrication of scaffolds and nanofibers.
Antonio Riveiro   +8 more
wiley   +1 more source

Capacitat de segrest de carboni dels sòls de Sant Feliu de Guíxols, Santa Cristina d'Aro i Castell d'Aro (Baix Empordà) [PDF]

open access: yes, 2007
En l'actualitat s'està generant una consciència col·lectiva sobre les repercussions que pot tenir l'escalfament global causat pels gasos d'efecte hivernacle (GEH).
Gispert Negrell, Maria Assumpta   +3 more
core  

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