Repositorio IPICyT: Envíos recientes
Mostrando ítems 661-680 de 2306
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Correlation between crystallographic and microstructural features and low hysteresis behavior in Ni50.0Mn35.25In14.75 melt-spun ribbons
(Elsevier, 2018)"In this work, crystallographic, microstructural and magnetocaloric investigations were performed on textured Ni50Mn35.25In14.75 melt-spun ribbons with low thermal (6?K) and magnetic-field induced hysteresis (?0.73?J?kg?1 ... -
Effect of solidification rate on martensitic transformation behavior and adiabatic magnetocaloric effect of Ni50Mn35In15 ribbons
(Elsevier, 2018)"Ni50Mn35In15 compound has become an archetype for investigating the functional properties of metamagnetic shape memory alloys. We have fabricated Ni50Mn35In15 melt spun ribbons to study the crystal structure, microstructure, ... -
The influence of texture on the reversible elastocaloric effect of a polycrystalline Ni50Mn32In16Cr2 alloy
(American Institute of Physics, 2018)"We have studied the correlation between the elastocaloric effect and the crystallographic direction where a uniaxial stress is applied in a textured polycrystalline Ni-Mn-In-Cr ferromagnetic shape memory alloy; this alloy ... -
Análisis de la estabilidad de nanotubos de carbono en función de la composición química del agua
(2019-09-04)"El estudio de nanotubos de carbono en agua se ha tornado relevante en los últimos años. No obstante, a la fecha, no existen estudios que analicen la estabilidad de los NTC en diferentes tipos de agua. Por tal motivo, se ... -
Enhanced photocatalytic performance of zinc oxide nanostructures via photoirradiation hybridisation with graphene oxide for the degradation of triclosan under visible light: Synthesis, characterisation and mechanistic study
(Elsevier, 2018)"Modification of ZnO nanoparticles with graphene oxide (GO) was carried out, and the obtained hybrid photocatalyst was used for the photodegradation of triclosan (TCS), which is an endocrine disrupting compound. Three ... -
Compressibility, microcalorimetry, elastic properties and EELS of rhenium borides
(Elsevier, 2018)"Based on synchrotron X-ray diffraction on phase-pure samples, we revised the bulk moduli of the rhenium borides Re7B3 (B-0 (Re7B3) = 391(5) GPa) and orthorhombic Re3B (B-0 (orthorhombic Re3B) = 393(4) GPa) and determined ... -
Optimizing the oxidation level of PEDOT anode in air-PEDOT battery
(Elsevier, 2018)"We report an air-PEDOT battery where an optimized oxidation level of the PEDOT anode was performed using a simple dedoping process, resulting in batteries with high stability in air. Some PEDOT:PSS chains were reduced to ... -
Photocatalytic properties of BiOCl-TiO2 composites for phenol photodegradation
(Elsevier, 2018)"BiOCl-TiO2 composites were synthesized by sol-gel method; using two commercial BiOCl (P2600 and SB) with different BiOCl-TiO2 weight ratios. They were characterized by different techniques such as X-ray diffraction (XRD), ... -
Synthesis of carbon nano-onions doped with nitrogen using spray pyrolisis
(Elsevier, 2018)"In this work, we have synthesized carbon nano-onions (CNOs) doped with nitrogen and iron carbide core. These nanostructures were synthesized pyrolysing various alcohol-benzylamine reaction mixtures. These CNOs showed a ... -
Synthesis, characterization and perspectives of mesoporous silica-based nanoplatforms as drug delivery systems
(IEEE, 2018)"Mesoporous silica-based nanomaterials have been considered as potential carriers for drug delivery applications. Their main advantages are: i) tunable pore size, ii) high surface area, iii) functional surface chemistry ... -
A simple method for fabrication of antifuse WORM memories
(Elsevier, 2018)"A write-only-read-many (WORM) memory device was obtained by irradiating, with a commercial ultraviolet-ozone (UVO) lamp, the aluminium bottom electrode in an Al/AlOx-UVO/Al configuration. The formation of conductive paths ... -
Multipoint power quality monitoring system
(IEEE, 2018)"In this paper, a multipoint power quality monitoring system is presented. The designed system is versatile and consist of one or more standalone portable power monitoring devices with database server capability and ... -
Design of an electrowetting biosensor prototype controlling microfluidic droplet movement for isothermal nucleic acid amplification assays
(IEEE, 2018)"In this paper, the functioning and the operation of an electrowetting device to manipulate droplets is described. The prototype is built on a printed circuit board (PCB) and consists of an electrode array selected and ... -
Design of a test bed for teaching/research purposes in PHEVs
(IEEE, 2018)"In this paper, the design of a measurement system for teaching and research purposes in plug-in hybrid electric vehicles is presented. The implemented measurement system monitors the interest variables such as current, ... -
Nonlinear voltage regulation strategy for a fuel cell/supercapacitor power source system
(IEEE, 2018)"The main purpose of this work is to model and control a fuel cell/supercapacitor power source system to feed a DC-bus with a constant output voltage despite load changes. The fuel cell is modeled as a nonlinear current-dependent ... -
Modeling and Simulation of Electrical Machine Systems Through Bond Graphs and the Complementarity Framework
(IEEE, 2018)"The conjunction of the complementarity framework and bond graphs is presented as an appropriate technique for the modeling of electric machine drives. The proposed approach uses complete models of switched systems. It ... -
A global continuous control scheme with desired conservative-force compensation for the finite-time and exponential regulation of bounded-input mechanical systems
(IEEE, 2018)"Global continuous control for the finite-time or (local) exponential stabilization of mechanical systems with bounded inputs is achieved involving desired conservative-force compensation. With respect to the on-line ... -
Sulfate reduction at acidic conditions: from the sediment to the reactor
(2019-09)"Acid mine drainage is water polluted with heavy metals, sulfate, and acid as the result of some mining activities. Due its physicochemical characteristics, acid mine drainage is toxic, recalcitrant and difficult to treat. ... -
Molecular characterization of the silencing complex SIR in Candida glabrata hyperadherent clinical isolates
(Elsevier, 2018)"An important virulence factor for the fungal pathogen Candida glabrata is the ability to adhere to the host cells, which is mediated by the expression of adhesins. Epa1 is responsible for ?95% of the in vitro adherence ... -
Genotyping based on thermal denaturation of amplification products identifies species of the Mycobacterium tuberculosis complex
(Microbiology Society, 2018)"Purpose. To develop a fast and inexpensive genotyping assay to identify the Mycobacterium tuberculosis complex (MTC) species most prevalent in human tuberculosis (TB), based on the thermal denaturation profiles of PCR ...