Results 91 to 100 of about 1,522,910 (330)

Revista Tecnología en Marcha. Vol. 28-2. Abril-Junio 2015

open access: yesTecnología en Marcha, 2015
Revista Tecnología en marcha
doaj   +1 more source

Spin‐Split Edge States in Metal‐Supported Graphene Nanoislands Obtained by CVD

open access: yesAdvanced Materials, EarlyView.
Combining STM measurements and ab‐initio calculations, we show that zig‐zag edges in graphene nanoislands grown on Ni(111) by CVD retrieve their spin‐polarized edge states after intercalation of a few monolayers of Au. ABSTRACT Spin‐split states localized on zigzag edges have been predicted for different free‐standing graphene nanostructures.
Michele Gastaldo   +6 more
wiley   +1 more source

Revista Tecnología en Marcha. Vol. 28-1. Enero-marzo 2015

open access: yesTecnología en Marcha, 2015
Revista Tecnología en marcha
doaj   +1 more source

In Situ Amine Formation to Modulate MOF‐Derived PdIn N‐Doped Carbon Catalysts

open access: yesAdvanced Materials, EarlyView.
An amine‐assisted approach converts PdIn‐MOF into PdIn intermetallic nanoparticles embedded in N‐doped carbon. In situ‐generated amines trigger early Pd nucleation, producing smaller PdIn domains than direct pyrolysis. Amine sterics and basicity tune composition and particle size, while solvent and amine co‐determine textural features.
Gonzalo Egea   +9 more
wiley   +1 more source

Revista Tecnología en Marcha. Vol. 27-4. Octubre-diciembre 2014

open access: yesTecnología en Marcha, 2014
Revista Tecnología en marcha
doaj   +1 more source

Tecnología de información & productividad en América latina (Information technology & production in Latin America) [PDF]

open access: yes, 2004
Se investiga en que grado el total de gastos de Tecnología de información y las inversiones de software/hardware, tienen impacto sobre la productividad en países de Latinoamérica, se pretende averiguar como la productividad puede ser aumentada en ...
Neira Tovar, Leticia A.
core  

Topology and Material Optimization in Ultra‐Soft Magneto‐Active Structures: Making Advantage of Residual Anisotropies

open access: yesAdvanced Materials, EarlyView.
Residual magnetization induces pronounced mechanical anisotropy in ultra‐soft magnetorheological elastomers, shaping deformation and actuation even without external magnetic fields. This study introduces a computational‐experimental framework integrating magneto‐mechanical coupling into topology optimization for designing soft magnetic actuators with ...
Carlos Perez‐Garcia   +3 more
wiley   +1 more source

Revista Tecnología en Marcha. Vol. 28-3. Julio-Setiembre 2015

open access: yesTecnología en Marcha, 2015
Revista Tecnología en marcha
doaj   +1 more source

Toward a Consensus Characterization Protocol for Organic Thermoelectrics

open access: yesAdvanced Materials, EarlyView.
We advocate a common consensus on accurate and standardized reporting of performance metrics in the field of organic thermoelectrics. We summarize prevalent issues in the literature and propose a pre‐submission checklist to support the publication of reproducible results.
Bernhard Dörling   +14 more
wiley   +1 more source

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