ListarPublicaciones por tema "info:eu-repo/classification/cti/1"
Mostrando ítems 161-180 de 298
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Linking watershed water balance dynamics to carbon fluxes in two woody-plant encroached ecosystems in the southwestern US
(AGU Fall Meeting Abstracts, 2020-12-01)Woody plant encroachment is the increase of shrubby plants in grasslands and is typically associated with ecosystem degradation and typically entailing an increase in bare soil connectivity and erosion that can modify land ... -
Lithodiversity and cultural use of desert varnish in the northern desert of Mexico
(2022-12-03)Rock varnish is a thin layer (1-40 microns every 1000 years), dark-reddish in color (30% Mn and Fe oxides, 70% clay minerals), that coats a rock surfaces in the northern Mexiavn deserts. This accretion has been used ... -
Long‐term research catchments to investigate shrub encroachment in the Sonoran and Chihuahuan deserts: Santa Rita and Jornada experimental ranges
(2021-01-02)Woody plant encroachment is a global phenomenon whereby shrubs or trees replace grasses. The hydrological consequences of this ecological shift are of broad interest in ecohydrology, yet little is known of how plant and ... -
Magnetic and martensitic transformations of Ni48Co2Mn35In15 melt spun ribbons
(2018-08-30)As-solidified Ni48Co2Mn35In15 ribbons were prepared through the melt-spinning method, and their structural, magnetic, magnetocaloric properties, and martensitic transformations were investigated. The inverse martensitic ... -
Magnetic properties of GaAs:Mn self-assembled nanostructures grown at relatively high-temperature by Molecular Beam Epitaxy
(2019-04-01)We report the influence of the Mn atomic concentration (at.%) on the nanostructures formation and magnetic properties of GaAs:Mn layers grown by Molecular Beam Epitaxy at a relatively high substrate temperature of 530 °C ... -
Magnetocaloric effect in ErNi2 melt-spun ribbons
(2019-08-17)ErNi2 ribbons were produced by rapid solidification using the melt spinning technique. Their structural, magnetic and magnetocaloric properties in the as-solidified state were studied by X-ray diffraction, scanning electron ... -
Magnetoelastic transition and magnetocaloric effect in induction melted Fe100-xRhx bulk alloys with x = 50, 51
(2021-03-23)Magnetoelastic transitions (METs) in bulk in nearly equiatomic Fe-Rh alloys produced by arc melting may show poor reproducibility related to insufficient chemical homogeneity and presence of impurity phases in variable ... -
Magnetostructural transition and magnetocaloric effect in thermally annealed Mn0.5Fe0.5NiSi0.945Al0.055 melt-spun ribbons
(2021-04-19)Were fabricated melt-spun ribbons of the quinary alloy Mn0.5Fe0.5NiSi0.945Al0.055. After an annealing time of 4 h at temperatures between 1073 K and 1223 K, samples underwent a martensitic-like magnetostructural transformation ... -
Magnetostructural transition and magnetocaloric effect in thermally annealed Mn0.5Fe0.5NiSi1-xAlx melt- spun ribbons (x= 0.055 and 0.060)
(AIP Publishing, 2022-11-04)The giant magnetocaloric (MC) effect measured in Mn0.5Fe0.5NiSi1-xAlx alloys ( 0.05 < x < 0.07) for a low magnetic field change (|ΔSM|max ~16-24 Jkg-1K-1 at 2 T) [1], and the fact that they are based on cheap and abundant ... -
Magnetostructural transition and magnetocaloric effect in thermally annealed Mn0.5Fe0.5NiSi1-xAlx melt-spun ribbons (x= 0.055 and 0.060)
(2023-02-08)Melt-spun ribbons samples of the multicomponent alloy Mn0.5Fe0.5NiSi0.940Al0.060 were prepared and the magnetostructural transition (MST) and related magnetocaloric properties studied for as-solidified ribbons and ribbon ... -
Magnetostructural transitions and magnetocaloric effects in Ni50Mn35In14.25B0.75 Ribbons
(2018-01-12)The structural, thermal, and magnetic behaviors, as well as the martensitic phase transformation and related magnetocaloric response of Ni50Mn35In14.25B0.75 annealed ribbons have been investigated using room-temperature ... -
Major and trace element geochemistry of Permo-Triassic granitoids from NW Sonora, Mexico: Constraints on the origin of the Late Paleozoic-early Mesozoic Cordilleran magmatic arc along SW Laurentia
(2022-06-07)Permo-Triassic granitoids (PTGs) (284–224 Ma) crop out in Sierra Los Tanques (SLT) and surrounding areas in NW Sonora, Mexico. Based on mineralogical and geochemical characteristics, the PTGs are subdivided into three main ... -
Mesilla/Conejos-Médanos Basin: U.S.-Mexico Transboundary Water Resources
(2022-01-06)Synthesizing binational data to characterize shared water resources is critical to informing binational management. This work uses binational hydrogeology and water resource data in the Mesilla/Conejos-Médanos Basin ... -
Metaheuristic-based optimization of treated water distribution in a Mexican City
(Universidad Autónoma de Coahuila, 2018-09-01)Nowadays, urban areas are composed of logistic networks that form a compact and complex entity whose integration has a meaningful impact on the sustainability of the urban system. Currently, there are several models for ... -
Methodological foundations for studying problems of information and disinformation in education and pedagogy
(2023)Обоснован выбор методологических подходов (синергетического, информационного, аксиологического, кибернетического, деятельностного), адекватных для исследования проблем информации идезинформации в образовании и педагогике. ... -
Metric for two unequal extreme Kerr-Newman black holes
(2022-01-12)In the present paper, within the framework of stationary axisymmetric spacetimes, binary systems composed of two unequal co- and counter-rotating extreme Kerr-Newman black holes separated by a massless strut are reported. ... -
Micro-macro asymptotic approach applied to heterogeneous elastic micropolar media. Analysis of some examples
(2022-01-29)In this work, the derivation of the effective properties for heterogeneous micropolar media with periodic structure using the two-scale asymptotic homogenization method (AHM) is reported. Analytical expressions for the ... -
Micromechanical characterization of quasi-periodic multi-laminated cosserat elastic composites
(2023-08-17)Micromechanical models based on Solid Mechanics have been efficient tools for the theoretical study of multiphase composite materials. Their results contribute to materials characterization mechanisms, to define ... -
Microscopy and Spectroscopy Characterization of Carbon Nanotubes Grown at Different Temperatures Using Cyclohexanol as Carbon Source
(2019-08-03)We present the structural and spectroscopy characterization of carbon nanotubes (CNTs) grown by the spray pyrolysis technique, using ferrocene as catalyzer and cyclohexanol as the carbon source, and synthetized in a ... -
Microstructural defects in AISI 4000 series steel subjected to a 3% NaCl corrosion process.
(2021-07-30)AISI 4000 Series Steel IS one of the most important materials used in engineering. Steel Stainless achieves this degree of importance because of its combination of strength, ease of fabrication, and a wide range of ...