Listar División de Nanociencias y Materiales por título
Mostrando ítems 198-217 de 566
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First-principles study of Ni adatom migration on graphene with vacancies
(Royal Society of Chemistry, 2019)"A theoretical study based on first-principles calculations about the interaction and diffusion of Ni atoms on pristine graphene and graphene with a single vacancy is presented. In the first case, we explored the structural ... -
Flexible rewritable organic memory devices using nitrogen-doped CNTs/PEDOT:PSS composites
(Elsevier, 2017)"Nonvolatile rewritable organic memory devices based on poly(3,4-ethylene dioxythiophene):poly(styrenesulfonate) (PEDOT:PSS) and nitrogen doped multi-walled carbon nanotube (NCNT) nanocomposites were fabricated on glass ... -
Formation and atomic structure of hierarchical boron nitride nanostructures
(2015)"We report a combined experimental and theoretical study of boron nitride (BN) nanostructures synthesized by ball milling methodology. The BN nanostructures were obtained using h-BN powder under low-vacuum conditions and ... -
Frenet-Serret vacuum radiation, detection proposals and related topics
(2005)"The paradigmatic Unruh radiation is an ideal and simple case of stationary vacuum radiation patterns related to worldlines defined as Frenet-Serret curves. We review the corresponding body of literature as well as the ... -
FRW barotropic zero modes: dynamical systems observability
(2007)"The dynamical systems observability properties of barotropic bosonic and fermionic FRW cosmological oscillators are investigated. Nonlinear techniques for dynamical analysis have been recently developed in many engineering ... -
Funcionalización de óxido de grafeno con nanopartículas de paladio y su aplicación en la detección de hidrógeno
(2015-09)"Graphene is a two-dimensional structure of carbon atoms with sp2 hybridization, arranged in a hexagonal array. The utility of graphene is determined by its atomic width and the mobility of charge carriers (electron and ... -
Furan and Pyran Functional Groups Driven the Surface of Nitrogen-Doped Nanofiber Sponges
(Wiley, 2020)"Highly surface oxidized, nitrogen?doped, and nitrogen functionalized carbon nanotube sponge (N?CFS) were produced at 1020?°C using two sprayers approach in an aerosol?assisted chemical vapor deposition (AACVD) experiment. ... -
GaN haeckelite single-layered nanostructures: monolayer and nanotubes
(2015-12)"Nowadays, III-V semiconductors are interesting candidate materials for the tailoring of two dimensional (2D) graphene-like structures. These new 2D materials have attracted profound interest opening the possibility to ... -
Gating and anion selectivity are reciprocally regulated in TMEM16A (ANO1)
(Rockefeller University Press, 2022)"Numerous essential physiological processes depend on the TMEM16A-mediated Ca2+-activated chloride fluxes. Extensive structure-function studies have helped to elucidate the Ca2+ gating mechanism of TMEM16A, revealing a ... -
Generalización paramétrica de la espiral de cornu en difracción óptica
(2016)"El objetivo general de este estudio fué realizar una revisión matemática detallada de las formulaciones básicas del fenómeno de difracción óptica. Es por ello que en el Capítulo 1 se presenta una descripción de diferentes ... -
Generalized Cornu-type spirals and their Darboux parametric deformations
(Elsevier, 2019)"We generalize the Fresnel integrals and introduce a class of spirals F-n, which contains the Cornu spiral as the case F-2. Their Darboux parametric deformations are also investigated. The F-3 spiral and some of its Darboux ... -
Generalized Thomas-Fermi equations as the Lampariello class of Emden-Fowler equations
(Elsevier, 2017)"A one-parameter family of Emden-Fowler equations defined by Lampariello's parameter p which, upon using Thomas-Fermi boundary conditions, turns into a set of generalized Thomas-Fermi equations comprising the standard ... -
Generalizing segregation and chemical ordering in bimetallic nanoclusters through atomistic view points
(2009-10)"We predict general trends for surface segregation in binary metal clusters based on the difference between the atomic properties of the constituent elements. The energetically most favorable site for a guest atom on a ... -
Genetic algorithm optimization of entanglement
(2006)"We present an application of a genetic algorithmic computational method to the optimization of the concurrence measure of entanglement for the cases of one dimensional chains, as well as square and triangular lattices in ... -
Giant and Reversible Inverse Barocaloric Effects near Room Temperature in Ferromagnetic MnCoGeB0.03
(Wiley, 2019)"Hydrostatic pressure represents an inexpensive and practical method of driving caloric effects in brittle magnetocaloric materials, which display first?order magnetostructural phase transitions whose large latent heats ... -
Giant magnetocaloric effect in melt-spun Ni-Mn-Ga ribbons with magneto-multistructural transformation
(2014-01)"Magnetic refrigeration based on the magnetocaloric effect (MCE) may provide an energy-efficient and environment-friendly alternative to the conventional gas compression/expansion cooling technology. For potential applications, ... -
Giant reversible inverse magnetocaloric effects in Ni50Mn35In15 Heusler alloys
(Elsevier, 2016)"The magnetic properties and reversibility of the magnetocaloric effect of Ni50Mn35In15 have been studied in the vicinity of the phase transition using magnetization and direct adiabatic temperature change (?Tad) measurements ... -
Gold nanoparticle-mediated generation of reactive oxygen species during plasmonic photothermal therapy: a comparative study for different particle sizes, shapes, and surface conjugations
(Royal Society of Chemistry, 2020)"Gold nanoparticle (AuNP)-mediated photothermal therapy represents an alternative to the effective ablation of cancer cells. However, the photothermal response of AuNPs must be tailored to improve the therapeutic efficacy ... -
Gold-TiO2-Nickel catalysts for low temperature-driven CO oxidation reaction
(2016)"Nickel-doped-TiO2 catalysts were prepared by the sol–gel method and surface modified with gold nanoparticles (AuNPs) by the urea-deposition-precipitation technique. The as-synthesized catalysts were characterized by X-ray ... -
Grafeno: el alótropo más prometedor del carbono
(2012)"Después de una breve revisión de la historia de los alótropos del carbono conocidos al momento, nos enfocamos en el más reciente de ellos, el grafeno, cuyas propiedades extraordinarias se deben a la propagación relativista ...