Artículos científicos y Patentes: Envíos recientes

Mostrando ítems 121-140 de 738

    • Decision-making methodology in the outbreak OK vectors transmitting tropical diseases, using heterogeneous geospatial information 

      Herrera, Lucas; Auccahuasi, Wilver; Rojas, Karin; Urbano, Kitty; Cuba, Ena; Flores, Edward; Flores, Michael; Flores, Javier; Cuzcano, Abilio; Zamalloa, Leonidas; Sernaque, Fernando (American Institute of Physics, 2023-04-04)
      Acceso cerrado
      The analysis and processing of data is important in different areas, and we must pay more attention when it comes to the health of people, in the development of the protocol to prevent the outbreak of vectors transmitting ...

    • Classification of land cover in optical satellite images, using characteristics and color indices 

      Auccahuasi, Wilver; Herrera, Lucas; Rojas, Karin; Urbano, Kitty; Romero, Luis; Lovera, Denny; Cueva, Juanita; Perez, Ivan; Santos, César; Leva, Antenor; Fuentes, Alfonso; Sernaque, Fernando (American Institute of Physics, 2023-04-04)
      Acceso cerrado
      Satellite images are being used more and more frequently in the analysis of land coverage, due to their ability to record large areas of land, managing to analyze their type of coverage and the uses that it is providing, ...

    • Measurement Invariance of the Short UCLA Loneliness Scale in Spanish and Peruvian Old People: Latent Mean Differences and Evidence for Differential Effects on Perceived Health 

      Caycho Rodríguez, Tomás; Tomás, José M.; Ventura León, José; García Cadena, Cirilo H.; Reyes Bossio, Mario; Moreta Herrera, Rodrigo; Maguiña, Jorge L.; Vilca, Lindsey W. (South-West University "Neofit Rilski", 2023-04-30)
      Acceso abierto
      The objectives of this study are to evaluate the measurement invariance of the University of California Los Angeles Loneliness Scale (UCLA-LS) three-item version (UCLA-LS-3) in older adults in Peru and Spain, to compare ...

    • Simulation Model for the Improvement of Waiting Lines in the Customer Service Process in a Swimming Academy 

      Segura Zavalaga, Renzo; Callacná Vera, Mitshell; Guevara Alarcón, Gabriel; Gutiérrez Fernández, Erick; Ninaquispe Soto, Mario; Riega Virú, Yasmina (Springer International Publishing AG, 2023-01-25)
      Acceso cerrado
      In this research, the analysis and study of a waiting line for customer service in a swimming academy in Lima, Peru, are addressed. The waiting system was modeled in the ProModel simulation software to determine the ...

    • Vitamin B12 levels in thyroid disorders: A systematic review and meta-analysis 

      Benites Zapata, Vicente A.; Ignacio Cconchoy, Felipe L.; Ulloque Badaracco, Juan R.; Hernandez Bustamante, Enrique A.; Alarcón Braga, Esteban A.; Al-Kassab Córdova, Ali; Herrera Añazco, Percy (Frontiers Media S.A., 2023-02-22)
      Acceso abierto
      Background and aims: Numerous studies have found an association between vitamin deficiency and thyroid disorders (TD). The presence of anti-parietal cell antibodies is indicative of reduced ability to absorb vitamin B12. ...

    • Self-Medication Practices, Use of Brand-Name, and Over-the-Counter Medicines by Peruvian Older Adults 

      Herrera Añazco, Percy; Mougenot, Benoit; Benites Meza, Jerry K.; Barturén Alvarado, Luz C.; Zumarán Nuñez, Carlos J.; Boyd Gamarra, Maria A.; Runzer Colmenares, Fernando M.; Benites Zapata, Vicente A. (Canadian Geriatrics Society, 2023-03-02)
      Acceso abierto
      Background Older adults are a particularly vulnerable group to drug use and self-medication. The aim of the study was to evaluate self-medication as a factor associated with the purchase of brand-name and over-the-counter ...

    • Restoring Gauge Invariance in Non-Abelian Second-class Theories 

      Alves, Paulo R. F.; Costa, Cleber N.; Fiorentini, Diego; Vasquez Otoya, Victor J.; Abreu, Everton M. C.; Ananias Neto, Jorge (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 ...

    • Explanatory model of academic self-efficacy: self-regulation of activities, positive affection, and personality 

      Yupanqui Lorenzo, Daniel Edgardo; Mollinedo Flores, Fiorella Mariel; Montealegre Echaiz, Aissa Celeste (Universidad San Ignacio de Loyola, Facultad de Humanidades, 2021-09-06)
      Acceso abierto
      La autoeficacia académica es un potente predictor del éxito académico, sin embargo, existen diversos factores que lo predisponen. Debido a ello se propone un modelo explicativo basado en la autorregulación de actividades ...

    • Love, jealousy, satisfaction and violence in young couples: A network analysis 

      Ventura León, José; Lino Cruz, Cristopher (Public Library of Science, 2023-05-05)
      Acceso abierto
      In recent years, couples have been affected by health measures related to COVID-19, a circumstance that forces us to examine couple interactions in terms of crucial variables of their functioning. In this sense, the present ...

    • Phenology of sapotaceae in the Madre de Dios river basin, Perú 

      Martínez Sovero, Gustavo; Iglesias Osores, Sebastian; Velásquez, Jim Villena; Alva Mendoza, Milagros (Universidad Científica del Perú - UCP, 2021-09-20)
      Acceso abierto
      La fenología estudia los eventos periódicos en el ciclo biológico de la vida y cómo estos son afectados por cambios estacionales en el clima y es necesario conocer este proceso en Madre de Dios; por lo cual, el objetivo del ...

    • Measuring Boredom during the COVID-19 Pandemic 

      Ventura León, José; Caycho Rodríguez, Tomás; Peña Calero, Brian Norman; White, Michael (South-West University "Neofit Rilski", 2023-04-30)
      Acceso abierto
      The aim of this study was to translate into Spanish and validate the Boredom Proneness Scale-Short (SBPS) in a sample of young people and adults in Peru during the COVID-19 pandemic. A total of 588 people between 17 and ...

    • Inclusive Policies and Teaching Practices in Educational Institutions, in Pandemic 

      Valderrama Rios, Anita Erliz; Orbegoso Reyes, Gian Christian Orlando; Sagástegui Cruz, Julia Otilia; Pérez Urrutia, Carlos Luis (Springer Science and Business Media Deutschland GmbH, 2023-01-28)
      Acceso cerrado
      Currently, educational inclusion is generating more expectations in Latin American educational institutions. As an example of this, there is greater interest in providing attention to groups of students with special needs ...

    • Improvement of the Production Process, Through Simulation Models, in a Pet Bottle Manufacturing Company 

      Torres Tineo, Estefany Yoselyn; Córdova Vásquez, John Milthon; Huerta Mendez, Mario Roberto; Santos Pacheco, Omar Alfonso; Ninaquispe Soto, Mario; Riega Virú, Yasmina (Springer International Publishing AG, 2023-01-01)
      Acceso cerrado
      This research work develops an analysis based on the results of the simulation of the production flow of a PET plastic bottle factory in San Juan de Lurigancho, Lima–Peru, using data collection techniques through the review ...

    • Diversity and structure of Sapotaceae in Amazonian forests of Madre de Dios (Perú) 

      Martínez Sovero, Gustavo; Iglesias Osores, Sebastian; Muñoz Chavarry, Pacífico; Seminario Cunya, Alejandro; Alva Mendoza, Denisse; Villena Velásquez, Jim (Universidad Científica del Perú - UCP, 2021-09-20)
      Acceso abierto
      La diversidad y estructura de los bosques miden los recursos y su abundancia en una zona geográfica, los bosques de Sapotaceae son importantes, por ejemplo, para servir de alimento a la fauna que la habita. El estudio precisa ...

    • Multiculturalism and economic models in Latin America [Multiculturalidad y modelos económicos en América Latina] 

      Huertas Vilca, Karla Stefanny; Maguiña Rivero, Omar Fabricio; Durand Azcárate, Luis Augusto (Universidad del Zulia, 2021-11-12)
      Acceso abierto
      El artículo tiene por objetivo analizar los modelos económicos aplicados a través de la historia en Latinoamérica, haciendo hincapié en el desarrollo del modelo neoliberal, entendido como la preferencia por los mercados ...

    • Two italian authors in The peruvian psychology: Guido Villa and Sante de Sanctis 

      Orbegoso Galarza, Arturo (Sociedad Española de Historia de la Psicología (SEHP), 2021-04-26)
      Acceso abierto
      La psicología peruana recibió, en sus inicios, el influjo de autores alemanes, franceses y estadounidenses. Este artículo busca informar acerca de dos autores italianos en esta psicología entre 1910 y 1920. Este es un ...

    • Analysis of third order linear analytic differential equations with a regular singularity: bessel and other classical equations 

      León, Víctor; Rodriguez, Alexis; Scárdua, Bruno (International Press, Inc., 2021-10-06)
      Acceso cerrado
      We study third order linear differential equations with analytic coefficients under the viewpoint of explicitly constructing solutions and studying their convergence. We consider both homogeneous and non-homogeneous cases. ...

    • Geneva Law: Regarding the armed conflict between Ukraine and Russia [Derecho de Ginebra: A propósito del conflicto armado entre Ucrania y Rusia] 

      Obando Peralta, Ena Cecilia; Rincón Martínez, Angela María; Durand Azcárate, Luis Augusto; Aliaga Guevara, Frisa María Antonieta (Universidad del Zulia, 2023-02-17)
      Acceso abierto
      El ensayo tiene como objetivo el análisis de los principios fundamentales del derecho internacional humanitario contenidos en el derecho de Ginebra, aplicable a la protección internacional de las víctimas de los conflictos ...

    • Engineering strategies for food fortification 

      Miano, Alberto Claudio; Rojas, Meliza Lindsay (Elsevier Ltd, 2023-03-31)
      Acceso cerrado
      This opinion paper discusses how process engineering can be used for food fortification. The time of food processing can be utilized to incorporate nutrients into food with low nutritional benefits. Latest works have been ...

    • Use of Tangerine Waste as Fuel for the Generation of Electric Current 

      Rojas Flores, Segundo; Cabanillas Chirinos, Luis; Nazario Naveda, Renny; Gallozzo Cardenas, Moisés; Diaz, Félix; Delfin Narciso, Daniel; Rojas Villacorta, Walter (MDPI, 2023-02-15)
      Acceso abierto
      Fruit waste has increased exponentially worldwide, within which tangerine is one of those that generates a greater amount of organic waste, which is currently not fully used. On the other hand, microbial fuel cells (MFCs) ...