Search
Now showing items 341-350 of 636
Dispersion of hazardous nanoparticles on beaches around phosphogypsum factories
(Elsevier, 2021)
Acceso abierto
Anthropogenic occurring nanoparticles (NPs) have been one of the principal catalytic components of marine pollution throughout its history. The phosphogypsum (PG) factories present environmental risks and evident marine ...
Implicancias de la inclusión financiera y el empleo informal en la pobreza monetaria de los departamentos del Perú
(Universidad Católica de Colombia, 2021)
Acceso abierto
A pesar de un crecimiento sostenido del PBI del Perú en los últimos veinte años, la pobreza monetaria aún es el principal problema económico y social. Este fenómeno se extiende a dos factores importantes: la inclusión ...
Classification of Breast Cancer and Breast Neoplasm Scenarios Based on Machine Learning and Sequence Features from lncRNAs–miRNAs-Diseases Associations
(Springer, 2021)
Acceso restringido
The influence of non-coding RNAs, such as lncRNAs (long non-coding RNAs) and miRNAs (microRNAs), is undeniable in several diseases, for example, in the formation of neoplasms and cancer scenarios. However, there are ...
Students’ perceptions on social media teaching tools in higher education settings
(Universidad de Navarra, 2021)
Acceso abierto
Young people use social networks extensively in their daily lives, and using social media is, without doubt, the media practice they do the most. Therefore, there are increasing efforts to include students’ use of social ...
Gender representation in food and beverage print advertisements found in corner stores around schools in Peru and Guatemala
(BioMed Central Ltd, 2021)
Acceso abierto
Objective: The objective of this study is to assess gender representation in food and beverage print advertisements. Results: The study follows a quantitative descriptive approach. Using a content analysis technique, we ...
Peruvian electrical distribution firms’ efficiency revisited: A two-stage data envelopment analysis
(MDPI, 2021)
Acceso abierto
The extent to which the structural reform of the Peruvian electricity market in the 1990s has improved the technical efficiency levels of the distribution companies and whether some firm specific explanatory variables had ...
Minería del cobre en Perú: Análisis de las variables exógenas y endógenas para gestionar su desarrollo
(Universidad del Zulia, 2021)
Acceso abierto
A pesar de tener una economía emergente, Perú es uno de los principales
productores cupríferos del mundo, sosteniendo gran parte de su desarrollo sobre la base
de esta industria. En tal sentido, el objetivo de esta ...
A methodology for embedding research competencies in an undergraduate civil engineering program
(Tempus Publications, 2021)
Acceso restringido
Research and its relationship with undergraduate education plays a decisive role in the training of new engineering professionals with a greater affinity for basic and applied research as a fundamental tool in their ...
Early evidence and predictors of mental distress of adults one month in the COVID-19 epidemic in Brazil
(Elsevier, 2021)
Acceso abierto
Objective: We aim to provide early evidence of mental distress and its associated predictors among adults one month into the COVID-19 crisis in Brazil. Methods: We conducted an online survey of 638 adults in Brazil on March ...
Nitrogen and metal pollution in the southern Caspian Sea: a multiple approach to bioassessment
(Springer, 2021)
Acceso abierto
The Caspian Sea hosts areas of high ecological value as well as industrial, leisure, and agricultural activities that dump into the water body different kinds of pollutants. In this complex context, a proper description ...