Results 191 to 200 of about 4,865,607 (338)

Defect‐Mediated Scintillation in Fully Inorganic Perovskites via Water‐Induced 0D/3D Phase Modulation

open access: yesAdvanced Functional Materials, EarlyView.
A reproducible synthesis to control 3D/0D phase ratios via water‐tuned solvent–antisolvent methods is presented. Enhanced scintillation yield and ultrafast decay are achieved. Defect‐driven emission mechanisms are revealed through cathodoluminescence and radioluminescence, shedding light on the underexplored role of the 0D Cs4PbBr6 and mixed 0D/3D ...
Mario Calora   +18 more
wiley   +1 more source

La interfase entre la educación superior y la investigación científica en los estudios CTS: Entrevista a Hebe Vessuri [PDF]

open access: yes, 2015
Fil: Estébanez, María Elina. Centro de Estudios sobre Ciencia, Desarrollo y Educación Superior - Facultad de Ciencias Sociales, Universidad de Buenos Aires.
Vessuri, Hebe   +2 more
openaire  

Towards High‐Acuity Vision Restoration: Hybrid Retinal Prosthesis Composed of a High‐Density Multielectrode Array Integrated With Glutamatergic Cells

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces a novel Hybrid Retinal Implant (HRI), composed of a high‐density electrode array integrated with glutamatergic neurons to overcome key limitations of current retinal prostheses. The significant reduction of activation threshold and of electrode cross‐talk yields in an improved spatial resolution.
Nairouz Farah   +8 more
wiley   +1 more source

Periodos oscuros e investigación histórica: una aproximación desde la periferia; el modo de producción feudal en el área minera de Río Tinto

open access: yesRevista Atlántica-Mediterránea de Prehistoria y Arqueología Social, 2000
En las lineas que siguen abordamos un asunto ya viejo y largamente debatido, la existencia o no de Feudalismo en la Peninsula Iberica, desde una perspectiva local cenida a un territorio concreto pero claramente ejemplificador del condicionamiento impuesto por estudios historicos vacios e improductivos en lo que se refiere a su sustento empirico y ...
openaire   +3 more sources

SMaRT Stacking: A Methodology to Produce Optimally Layered EMI Shields with Maximal Green Index Using Fused Deposition Modeling

open access: yesAdvanced Functional Materials, EarlyView.
Electromagnetic interference (EMI) shields consisting of polylactic acid (PLA) in layers with different concentrations of multiwalled carbon nanotubes (MWCNT) are produced using additive manufacturing. The permittivity function of layers with different filler concentrations is learned using data of homogeneous and randomly ordered shields.
Stijn De Smedt   +5 more
wiley   +1 more source

La investigación improbable [PDF]

open access: yes, 2010
Postprint (author's final ...
Barceló Garcia, Miquel
core   +1 more source

HeurÃstica de la etnografÃa en el proceso de investigación de las ciencias sociales

open access: yes, 2015
La etnografÃa es una dimensión investigativa por sà sola, con su enfoque particular y distinto a demás dimensiones del proceso investigativo. Nos informa más sobre las constituciones de los sentidos de significados de los fenómenos sociales tanto del investigador como de lo investigado.
openaire   +1 more source

Curso virtual "Herramientas informáticas para el trabajo docente y de investigación" [PDF]

open access: yes, 2013
El curso cuatrimestral de posgrado "Herramientas informáticas para el trabajo docente y de investigación" está destinado a docentes que sienten temor ante los avances tecnológicos o no están en condiciones de acceder a los cursos de capacitación más comunes porque necesitan adquirir destrezas básicas en el uso de herramientas informáticas.
openaire  

Multifunctional Protein Eutectogels Based on Polyphenolic: Zwitterionic Low‐Transition‐Temperature Mixtures

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the first example of multifunctional protein eutectogels based on a tannic acid: betaine low‐transition‐temperature mixture, exhibiting elastomeric behavior, strong adhesion to various substrates, including biological tissues, and notable anti‐inflammatory properties derived from the natural polyphenol and zwitterion.
Sergio Martin‐Saldaña   +8 more
wiley   +1 more source

Multifunctional, Flexible and Interactive PVDF Fibers with Tunable Conductivity via CNT Coatings for Sensing and Smart Textile Applications

open access: yesAdvanced Functional Materials, EarlyView.
A two‐step fabrication strategy combines electrospinning with electrophoretic deposition of carbon nanotubes to produce conductive, porous PVDF fiber mats. These flexible composites serve as multifunctional sensors, capable of detecting pressure, motion, respiration, and temperature.
Michał Kopacz   +7 more
wiley   +1 more source

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