Listar División de Nanociencias y Materiales por título
Mostrando ítems 17-36 de 585
-
Adiabatic magnetocaloric effect in Ni50Mn35In15 ribbons
(2016-11)"Heusler-type Ni-Mn-based metamagnetic shape memory alloys (MetaMSMAs) are promising candidates for magnetic refrigeration. To increase heat exchange rate and efficiency of cooling, the material should have a high ... -
Adsorción de compuestos organosulfurados sobre nanosuperficies funcionalizadas de carbono
(2011)"Uno de los principales remanentes de azufre de los combustibles líquidos es el dibenzotiofeno (DBT) y sus derivados alquilados. Para eliminar estos compuestos comúnmente son empleados los procesos de hidrodesulfuración ... -
Adsorption of molecular gases on different porous surfaces using the statistical associating fluid theory variable range approximation
(2012)"In the thermodynamic framework of coupled statistical associating fluid theory variable range (SAFTVR) 2D and 3D models we present the theoretical predictions of the adsorption isotherms in real physical units, as it is ... -
Adsorption of molecular gases on porous materials in the SAFT-VR approximation
(2010)"A simple molecular thermodynamic approach is applied to the study of the adsorption of gases of chain molecules on solid surfaces. We use a model based on the Statistical Associating Fluid Theory for Variable Range (SAFT-VR) ... -
Ag-coated heterostructures of ZnO-TiO2/delaminated montmorillonite as solar photocatalysts
(MDPI, 2017-08)"Heterostructures based on ZnO-TiO2/delaminated montmorillonite coated with Ag have been prepared by sol–gel and photoreduction procedures, varying the Ag and ZnO contents. They have been thoroughly characterized by XRD, ... -
Aleaciones ferromagnéticas con memoria de forma Ni52.2Mn34.3In13.5 obtenidas por enfriamiento ultrarrápido
(2012)"En el presente trabajo se estudia la transformación martensítica y el comportamiento magneto-estructural de cintas obtenidas por enfriamiento ultrarrápido de una aleación ferromagnética con memoria de forma con composición ... -
Aleación de Disprosio-Níquel en forma de cinta y método de síntesis
(2008-07)"La presente invención describe y reclama una nueva aleación del compuesto intermetálico DyNi2 en forma de cinta. Asimismo, se describe una cinta útil para la refrigeración magnetocalórica a bajas temperaturas formada por ... -
Alzheimer and Parkinson diseases, frontotemporal lobar degeneration and amyotrophic lateral sclerosis overlapping neuropathology start in the first two decades of life in pollution exposed urbanites and brain ultrafine particulate matter and industrial nanoparticles, including Fe, Ti, Al, V, Ni, Hg, Co, Cu, Zn, Ag, Pt, Ce, La, Pr and W are key players. Metropolitan Mexico City health crisis is in progress
(Frontiers Media S.A., 2023)The neuropathological hallmarks of Alzheimer’s disease (AD), Parkinson’s disease (PD), frontotemporal lobar degeneration (FTLD), and amyotrophic lateral sclerosis (ALS) are present in urban children exposed to fine particulate ... -
An alternative factorization of the quantum harmonic oscillator and two-parameter family of self-adjoint operators
(2012)"We introduce an alternative factorization of the Hamiltonian of the quantum harmonic oscillator which leads to a two-parameter self-adjoint operator from which the standard harmonic oscillator, the one-parameter oscillators ... -
An amplitude-phase (Ermako-Lewis) approach for the Jackiw-Pi model of bilayer graphene
(2009)"In the context of bilayer graphene we use the simple gauge model of Jackiw and Pi to construct its numerical solutions in powers of the bias poten-tial V according to a general scheme due to Kravchenko. Next, using this ... -
An anticorrosive magnesium/carbon nanotube composite
(2008-02)"Here, we report a drastically improved anticorrosive characteristic of magnesium alloy composites with the introduction of multiwalled carbon nanotubes. Highly depressed corrosion of nanotube-filled magnesium composite ... -
An efficient optical diffuser fabricated from fungal mycelium
(American Institute of Physics, 2023)Scattering of light from randomly textured materials is ubiquitous and of great interest in biology and for diverse applications—including filtering, light trapping in solar cells, and speckle photography. One attractive ... -
Analysis of Ostwald ripening in Ni-rich Ni–Ti alloys by diffusion couples
(2014)"The coarsening kinetics of gamma' precipitates in Ni-rich Ni-Ti alloys are studied using a Ni-11-5 wt% Ti and pure Ni diffusion couple. The formed concentration gradient allowed to study the aging process at 1023 K (750 ... -
Analysis of the magnetic properties in hard-magnetic nanofibers composite
(American Institute of Physics, 2018)"The magnetic properties of the strontium hexaferrite nanoparticles were studied as they were embedded at different concentrations in poly(vinyl alcohol) (PVA) nanofibers. These nanoparticles were prepared using the Pechini ... -
Analytical magnetostatic model for 2D arrays of interacting magnetic nanowires and nanotubes
(Royal Society of Chemistry, 2020)"A fully analytical model to describe the magnetostatic properties of these 2D nanocylinder arrays (tubes and wires) is presented. The model allows calculating the components of the effective demagnetizing field as a ... -
Análisis de la propagación de ondas acústicas en tallos cilíndricos de espinacas
(2023-07-10)El presente trabajo de tesis se enfocó en el desarrollo de un método teórico-experimental para determinar las propiedades acústicas de tallos de espinaca. Se usó un modelo teórico donde las espinacas fueron tomadas como ... -
Análisis de transferencia de carga electrónica en el sistema Au15 –(SPh)m, m=1, …, 6.
(2015-06)"En la década de los 90's se realizaron nuevos y diversos estudios en agregados metálicos de Au y Ag con un número pequeño de átomos con estructuras de capas llenas de n electrones (donde 2=2, 4, 6, 8, 18, 34, 54, 92…), ... -
Anchorage of small cluster of manganese oxide, zinc oxide and silver on nitrogen doped and functionalized carbon nanotubes
(2008)"Los nanotubos de carbono de pared múltiple (MWCNTs) exhiben excelentes propiedades mecánicas y electrónicas. Debido a su estructura y tamaño, los MWCNTs podrían ser utilizados como sustratos para la deposición de ... -
Anharmonic contribution to the stabilization of Mg(OH)2 from first principles
(2018)"Geometrical and vibrational characterization of magnesium hydroxide was performed using density functional theory. Four possible crystal symmetries were explored: P[3 with combining macron] (No. 147, point group −3), C2/m ... -
Antifungal Nanocomposites Inspired by Titanate Nanotubes for Complete Inactivation of Botrytis cinerea Isolated from Tomato Infection
(2016)"Antifungal silver nanocomposites inspired by titanate nanotubes (AgTNTs) were successfully evaluated for the effective inactivation of the phytopathogenic fungus Botrytis cinerea within 20 min. One-dimensional H2Ti3O7 ...