Results 21 to 30 of about 1,536 (135)

Human motion capture and analysis systems: a systematic review/Sistemas de captura y análisis de movimiento cinemático humano: una revisión sistemática

open access: yesProspectiva, 2018
El movimiento humano ha sido sujeto de numerosas investigaciones, principalmente en las ciencias biomédicas, ciencias del deporte y animación 3D.
Lesly Lisbeth Gómez Echeverry   +5 more
doaj   +1 more source

Preparation and Characterization of Liposomal Everolimus by Thin‐Film Hydration Technique

open access: yesAdvances in Polymer Technology, Volume 2020, Issue 1, 2020., 2020
In 10% to 40% of the cases of coronary stent implantation, patients face in‐stent restenosis due to an inflammatory response, which induces artery thickening. Everolimus, a drug that inhibits growth factor‐stimulated cell proliferation of endothelial cells, represents a promising alternative to prevent in‐stent restenosis. In this study, everolimus was
Gabriela Torres-Flores   +5 more
wiley   +1 more source

Análisis bibliométrico de la competitividad en el sector manufacturero del Ecuador

open access: yesRevista Eruditus, 2023
La competitividad consiste en la capacidad que una organización posee para adaptarse y diferenciarse en un mercado determinado sin importar si es nacional o internacional.
Fernando Gustavo Pérez Sisa
doaj   +1 more source

Physicochemical, Rheological, and Morphological Characteristics of Products from Traditional and Extrusion Nixtamalization Processes and Their Relation to Starch

open access: yesInternational Journal of Food Science, Volume 2020, Issue 1, 2020., 2020
The aim of this study was to compare the physicochemical, rheological, and morphological characteristics of corn, nixtamalized flour, masa, and tortillas from the traditional nixtamalization process (TNP) and the extrusion nixtamalization process (ENP) and their relationship with starch.
Carlos Martín Enríquez-Castro   +7 more
wiley   +1 more source

3D In Vitro Human Organ Mimicry Devices for Drug Discovery, Development, and Assessment

open access: yesAdvances in Polymer Technology, Volume 2020, Issue 1, 2020., 2020
The past few decades have shown significant advancement as complex in vitro humanized systems have substituted animal trials and 2D in vitro studies. 3D humanized platforms mimic the organs of interest with their stimulations (physical, electrical, chemical, and mechanical).
Aida Rodriguez-Garcia   +4 more
wiley   +1 more source

Obtención y caracterización de recubrimientos Zn-Al-Cu por inmersión en caliente sobre aceros de bajo carbono

open access: yesRevista de Metalurgia, 2013
El presente estudio describe los trabajos desarrollados para generar y caracterizar recubrimientos de aleaciones Zn-Al-Cu sobre aceros de bajo carbono, mediante tecnología de inmersión en caliente.
J. Cervantes   +9 more
doaj   +1 more source

Evaluación de riesgos laborales y estudio de métodos en el proceso de elaboración de puro “Joya de Nicaragua antaño” en la Tabacalera Joya de Nicaragua S.A, Estelí

open access: yesEl Higo, 2023
La investigación tuvo como propósito evaluar los riesgos laborales y los métodos utilizados en la producción del puro "Joya de Nicaragua Antaño" en la Tabacalera Joya de Nicaragua S.A. El objetivo principal fue describir las generalidades de la empresa,
Yaisa Jaylenne Murillo Ruíz   +7 more
doaj   +1 more source

Reciclaje de residuos de cuero: una revisión de estudios experimentales

open access: yesInformador Técnico, 2015
El curtido del cuero convierte las pieles naturales en materiales flexibles, imputrescibles y duraderos, mediante complejos procesos que generan cantidades significativas de residuos que representan un problema ambiental si no se gestionan adecuadamente.
Sandra Milena Velásquez Restrepo   +2 more
doaj   +1 more source

Hybrid Fuzzy–DDPG Approach for Efficient MPPT in Partially Shaded Photovoltaic Panels

open access: yesApplied Sciences
Partial shading conditions reduce the efficiency of photovoltaic (PV) systems by introducing multiple local maxima in the power–voltage curve, complicating Maximum Power Point Tracking (MPPT).
Diana Ortiz-Munoz   +4 more
doaj   +1 more source

Indentation Curves in Viscoplastic Alloys: Mathematical Model, Fitting Procedures, and Application to the Room-Temperature Creep of an Al-Sn Alloy

open access: yesAdvances in Materials Science and Engineering, 2016
Hardness is an important design parameter but, in rate-dependent materials, its value depends on the indentation speed and dwell time during measurement.
V. H. Jacobo, A. Ortiz, R. Schouwenaars
doaj   +1 more source

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