Investigación y Desarrollo: Envíos recientes
Mostrando ítems 1181-1200 de 5710
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Article
Green hydrogen integration in aluminum recycling: Techno-economic analysis towards sustainability transition in the expanding aluminum market (2024)
(Elsevier Ltd, 2024)The use of aluminum-based products is widespread and growing, particularly in industries such as automotive, food packaging, and construction. Obtaining aluminum is expensive and energy-intensive, making the recycling of ... -
Dataset
Global panel data on World governance and state fragility from 2006 to 2022 (2024)
(Elsevier Inc., 2024)This global panel dataset contains information collected from two different sources (The Fund for Peace and World Bank), on the governance and stability levels of 178 countries between 2006 and 2022. The dataset includes ... -
Article
Towards the development of performance-efficient compressed earth blocks from industrial and agro-industrial by-products (2024)
(Elsevier Ltd, 2024)This work addresses the development of compressed earth blocks with high quality using stabilizers and reinforcements of industrial and agroindustrial by-products. A critique of the production of compressed earth blocks ... -
Article
Synthesis of hot spring origin bacterial cell wall polysaccharide-based copper nanoparticles with antibacterial property (2024)
(Pontificia Universidad Catolica de Valparaiso, 2024)Background: At present, research on facile, green synthesis of nanoparticles has significantly increased because of its fast, one-step, cost-effective, time-efficient, and non-toxic nature. In this study, we have reported ... -
Article
Novel Apoplastic Antifreeze Proteins of Deschampsia antarctica as Enhancer of Common Cell Freezing Media for Cryobanking of Genetic Resources, a Preliminary Study (2024)
(Multidisciplinary Digital Publishing Institute (MDPI), 2024)Highlights: Cryopreservation generates ice recrystallization. D. antarctica apoplastic proteins show antifreeze activity. PMI of S. salar sperm can be maintained with AFPs. High MMP of sperm increases with AFPs. D. antarctica ... -
Article
Migrant Men Living in Brazil during the Pandemic: A Qualitative Study (2024)
(Multidisciplinary Digital Publishing Institute (MDPI), 2024)This study aims to analyze the repercussions of the ongoing COVID-19 pandemic on the health of male immigrants, refugees, and asylum seekers in Brazil. A qualitative study involving 307 adult men living in Brazil during ... -
Article
Effectiveness of eHealth Interventions Promoting Physical Activity in Children and Adolescents: Systematic Review and Meta-Analysis (2024)
(JMIR Publications Inc., 2024)Background: eHealth interventions have been postulated as a feasible, acceptable, and possibly effective tool to promote physical activity (PA) among children and adolescents; however, a comprehensive quantitative analysis ... -
Article
Global Trends in the Prevalence of Alcohol Consumption Among School-Going Adolescents Aged 12–15 Years (2024)
(Elsevier Inc., 2024)Purpose: Adolescent alcohol consumption is detrimental to multiple facets of health. However, there is a scarcity of data available on time trends in adolescents' alcohol consumption particularly from non-Western countries ... -
Article
Machine Learning: A training need today for tomorrow’s physicians (2024)
(Sociedad de Anestesiologia de Chile, 2024)Artificial intelligence (AI) and machine learning (ML) have revolutionized the field of medicine in recent years. Advances in the application of the ML have allowed more precise diagnostic support, the prediction of adverse ... -
Article
Cell-free DNA methylation profile potential in the diagnosis of lung squamous cell carcinoma (2024)
(AME Publishing Company, 2024)Background: Aberrant methylation plays an essential role in early cancer development. In this study, we investigated methylation patterns in lung squamous cell carcinoma (LUSC) and matched non-tumor tissue and plasma samples ... -
Article
New Brassinosteroid Analogs with 23,24-Dinorcholan Side Chain, and Benzoate Function at C-22: Synthesis, Assessment of Bioactivity on Plant Growth, and Molecular Docking Study (2024)
(Multidisciplinary Digital Publishing Institute (MDPI), 2024)The synthesis and biological evaluation of brassinosteroids (BRs) analogs with chemical modification in the side alkyl chain is a matter of current interest. Recently, a series of BR analogs with phenyl or benzoate groups ... -
Article
I Justify Myself, Therefore I am. Regimes Of Justification In Chilean Elite Universities (2024)
(Hipatia Editorial, 2024)Few studies focus on understanding the role of universities in the elites’ legitimation processes. This article examines how elite universities-in the context of Chilean tertiary education massification-actively create ... -
Article
The Multiscale Principle in Nature (Principium luxuriæ): Linking Multiscale Thermodynamics to Living and Non-Living Complex Systems (2024)
(Multidisciplinary Digital Publishing Institute (MDPI), 2024)Why do fractals appear in so many domains of science? What is the physical principle that generates them? While it is true that fractals naturally appear in many physical systems, it has so far been impossible to derive ... -
Article
Density distributions, magnetic field structures, and fragmentation in high-mass star formation (2024)
(EDP Sciences, 2024)Context. The fragmentation of high-mass star-forming regions depends on a variety of physical parameters, including density, the magnetic field, and turbulent gas properties. Aims. We evaluate the importance of the density ... -
Article
Insights from a Qualitative Exploration of Adolescents’ Opinions on Sex Education (2024)
(Multidisciplinary Digital Publishing Institute (MDPI), 2024)Background: Adolescence is a crucial time in the development of young people’s identity, and sexuality is a key issue. Comprehensive sex education provides the knowledge and skills to help adolescents protect their sexual ... -
Article
“Who Takes Care of Carers?”: Experiences of Intensive Care Unit Nurses in the Acute Phase of the COVID-19 Pandemic (2024)
(Multidisciplinary Digital Publishing Institute (MDPI), 2024)Introduction: The COVID-19 pandemic caused an international health emergency situation where nursing took on a fundamental role. The high number of patients in hospital ICUs led to a shift in nurses’ working conditions and ... -
Temperature, pH, and oxygen availability contributed to the functional differentiation of ancient Nitrososphaeria (2024)
(2024)Ammonia-oxidizing Nitrososphaeria are among the most abundant archaea on Earth and have profound impacts on the biogeochemical cycles of carbon and nitrogen. In contrast to these well-studied ammonia-oxidizing archaea ... -
Article
Superoxide dismutase 2 deficiency is associated with enhanced central chemoreception in mice: Implications for breathing regulation (2024)
(Elsevier B.V., 2024)Aims: In mammals, central chemoreception plays a crucial role in the regulation of breathing function in both health and disease conditions. Recently, a correlation between high levels of superoxide anion (O2.-) in the ... -
Article
Editorial: Qualitative research applied to public health: new topics and insight (2024)
(Frontiers Media SA, 2024)[No abstract available] -
Other
Dzyaloshinskii-Moriya bias in a free-standing asymmetric homogeneous nanodisk (2024)
(Elsevier B.V., 2024)An off-center shift of the magnetic hysteresis loop, usually known as exchange bias, develops in an asymmetric nanodisk due to the Dzyaloshinskii-Moriya (DM) interaction. Results exhibit the onset of bias in a system without ...