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Ethics, the state and public management in Latin America [Ética, estado y gestión pública en América Latina]
(Universidad del Zulia, 2023-01-02)
Acceso abierto
La gestión pública se comprende como el conjunto de procedimientos orientados para administrar los recursos disponibles del Estado, ente político-social surgido para preservar los intereses ciudadanos. ...
Dosimetric evaluation of 123I (Iodide) and 99mTc (Pertechnetate) in the thyroid of neonates using Cristy-Eckerman and Segars anatomical representations
(Elsevier Ltd., 2023)
Acceso cerrado
Using the MIRD formalism, and the Cristy-Eckeman and Segars anthropomorphic representations, the absorbed dose in the thyroid of newborns, was calculated when 123I (iodide) and 99mTc (pertechnetate) are used during the ...
Biosynthesis of FeO nanoparticles through the reducing action of mangifera indica peel extract and its application in the removal of heavy metals [Biosíntesis de nanopartículas de FeO mediante la acción reductora del extracto de cáscara de mangifera indica y su aplicación en la remoción de metales pesados]
(Latin American and Caribbean Consortium of Engineering Institutions, 2021-09-08)
Acceso abierto
La investigación aporta una nueva y sostenible
metodología de síntesis de nanopartículas de óxido de hierro (NP
FeO) usando la potencial acción reductora de residuos de Mangifera
indica, específicamente la cáscara, ...
Generation of bioelectricity through grape waste [Generación de bioelectricidad mediante desechos de uvas]
(Latin American and Caribbean Consortium of Engineering Institutions, 2021-09-08)
Acceso abierto
Los residuos de uva causan grandes pérdidas
comerciales y medioambientales debido a las perdidas económicas y
malos olores que emiten al descomponerse, debido a esto este trabajo
da una forma innovadora de generar ...
Automation of the stone materials dosing process, controlled by variable frequency drives
(Institute of Advanced Engineering and Science (IAES), 2021-11-10)
Acceso abierto
The objective of this article is to determine to what extent the automation of the stone materials dosing process, controlled by sequential drive of frequency variators, contributes to improving the productivity of a company ...
Textiles functionalized with zno nanoparticles obtained by chemical and green synthesis protocols: evaluation of the type of textile and resistance to uv radiation
(MDPI AG, 2021-02-01)
Acceso abierto
The study evaluates five types of commercial textiles with different cotton and polyester
contents widely used in the garment industry. These textile samples have been subjected to treatment
by the exhaustion method using ...
Sustainable tourism policies in Peru and their link with renewable energy: analysis in the main museums of the Moche route
(Elsevier Ltd, 2021-10-20)
Acceso abierto
Tourism activity in Peru has been experiencing significant growth in the last ten years, positioning this economic
sector as the third largest contributor to the National Gross Domestic Product (GDP). Likewise, Peru has ...
Bioelectricity production from blueberry waste
(MDPI, 2021-07-27)
Acceso abierto
Global warming and the increase in organic waste from agro-industries create a major
problem for the environment. In this sense, microbial fuel cells (MFC) have great potential for the
generation of bioelectricity by ...
Green synthesis of ZnO nanoparticles and their photocatalytic evaluation on methyl yellow degradability using low power UV-A lamp [Síntesis verde de nanopartículas de ZnO y su evaluación fotocatalítica en la degrabilidad de amarillo de metilo usando lámpara UV-A de baja potencia]
(Latin American and Caribbean Consortium of Engineering Institutions, 2021-09-08)
Acceso abierto
El estudio tiene como objetivo evaluar la propiedad
fotocatalítica relacionado a la degrabilidad del amarillo de metilo
usando nanopartículas de ZnO (NP ZnO) sintetizadas por el método
de ruta verde, usando como insumo ...
Restoring Gauge Invariance in Non-Abelian Second-class Theories
(Springer, 2023-04-03)
Acceso cerrado
In this paper, we propose a generalization of the improved gauge unfixing formalism in order to generate gauge symmetries in the non-Abelian valued systems. This generalization displays a proper and formal reformulation ...