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Ingeniería e Investigación
Scopus
ISSN 0120-5609 · Universidad Nacional de Colombia · 1.559 artikel di indeks
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Artikel Jurnal
Integration of Key Bioprocesses in a Biorefinery Model for the Valorization of Pig Manure: A Proposal Based on Bibliometrics
Biorefineries have emerged as crucial elements in the circular economy, offering a sustainable solution for converting residual biomass into diverse valuable bioproducts by integrating various biotechnological pathways. Despite the challenges posed by the scale of animal waste production…
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Artikel Jurnal
Study on the Effect of Integrated Augmented Reality on Student Performance and Attention Level Using Facial Feature Analysis
Augmented reality (AR) is an emerging technology that enhances interactive educational modules by helping students to visualize complex concepts, thereby improving engagement and academic performance. This study aimed to assess the effects of an AR-based educational module on students’ cognitive…
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Artikel Jurnal
Application of Double Sigmoid Logistic Models to the Growth of Three Cut Rose Varieties
The rose is a flower with widespread acceptance worldwide, and Colombia successfully produces rose stems for cutting due to its multiple favorable microclimates. However, meeting international market quality standards requires a rigorous cultivation program and growth models are a novel tool that…
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Calculating the Changes in the User Terminal Figure of Merit (G/T) as a Function of Link Conditions: A Review
Activities such as the design and optimization of satellite constellations for telecommunications, communication solutions engineering, or GEO/non-GEO satellite inter-system coexistence applications benefit from methods to compute changes in Earth station equivalent noise temperature, a product of…
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Artikel Jurnal
Investigating the Mechanical, Wear, and Thermal Attributes of Aluminum Zirconium Nanocomposite Synthesis through the Powder Metallurgy Process
This article reports the results of a study that examined the wear and thermal behavior of Al/ZrO2 nanocomposites fabricated using powder metallurgy with different ZrO₂ reinforcement contents (3, 6, and 9 wt.%). The findings show that microhardness increased to 33 HV in sample AZ0, 58 HV in AZ3, 74…
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Artikel Jurnal
Systemic Analysis and Synthesis for Modeling the Pyrolysis of Plastics: Estimating the Optimal Operating Temperature
In the reviewed literature, experimental and simulation methods prevail as the main tools for developing technologies for converting plastic waste into synthetic fuels. This paper proposes a methodology for determining the operating parameters for this conversion using high-density polyethylene…
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Extending the TOE Framework for Digital Twin Adoption in Latin American Project Management
This study uses an explanatory mixed-methods design to develop and validate a DT–PM (digital twins-project management) maturity framework. To this effect, it combines a cross-sectional survey of 200 professionals working in PM, six in-depth case studies, and, as part of a design science research…
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Artikel Jurnal
On Artificial Intelligence and the Transformation of Scientific Publishing
This editorial reflects on the incorporation of artificial intelligence into scientific publishing based on the experience of the journal Ingeniería e Investigación. It examines the main tensions arising from the use of AI tools across editorial workflows, including desk review, peer review…
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Inter-Laboratory Testing Program for the Physical Characterization of Guamo Sand
In soil testing, assessing physical properties is essential for accurately characterizing sands. However, testing results can vary depending on the experimental procedures used and their implementation. A round-robin exercise facilitates the simultaneous analysis of the reproducibility and…
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Reflecting on Two Years of Progress and Anticipating Future Challenges for Ingeniería e Investigación
The editorial highlights the progress of Ingeniería e Investigación over the past two years, including the professionalization of the editorial team, optimization of publication times, and strengthening of its digital presence. It also emphasizes its positioning in scientific indexes and future…
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Artikel Jurnal
Neural Networks and Fuzzy Logic-Based Approaches for Precipitation Estimation: A Systematic Review
Precipitation estimation at the river basin level is essential for watershed management, the analysis of extreme events and weather and climate dynamics, and hydrologic modeling. In recent years, new approaches and tools such as artificial intelligence techniques have been used for precipitation…
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Bioelectricity Generation in Established Cacao (Theobroma cacao), Oil Palm (Elaeis guineensis), and Peruvian Amazon Grass (Axonopus compresus) Crops: Insights from Amazonian Soils
As urban populations continue to grow, the global energy demand is expected to rise accordingly. Bioelectricity generation constitutes a promising and environmentally friendly alternative for sustainable energy production. This study evaluated the energy performance of biocells with galvanized…
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Investigating the Effects of Cutting Methods for Aluminum Metallic Foams
The quality of foam metal materials, which are commonly used in industrial applications due to their unique properties, increasingly relies on secondary processing. Metal foams are produced as plates or in the desired shape via direct or indirect foaming. Given their intended use, the primary…
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Effect of Ship Size on the Hull Dimension Ratios of Purse Seiners
In the preliminary ship design stage, the first approximations of speed, stability, structure, weight, and cost, among others, are reached by selecting the appropriate hull dimension ratios. This research was motivated by the noticeable lack of systematic data on these ratios in the literature on…
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Spatial and Temporal Analysis of Road Transport Emissions in Colombia
Road transport is a major contributor to climate change and the degradation of air quality, posing risks to human health. To effectively manage air quality, it is crucial to quantify emissions and understand their spatial and temporal distribution. In this study, we focused on estimating the annual…
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Development of a Solid Waste Collector Robot for Cleaning in Public Areas
Solid waste management reduces pollution, protects public health, conserves ecosystems, and promotes recycling and circular economies in a sustainable manner. This study analyzes the pollution issues caused by inefficient solid waste management in urban areas, highlighting its negative impact on…
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Artikel Jurnal
Conecta2: An Android App for Communication between Disaster Survivors through an ad hoc Network
Natural and man-made disasters often render network infrastructure inoperative, severely hampering communication between rescue workers and survivors. While smartphone-based ad hoc networks are frequently proposed as a solution, the implementation of mobile applications optimized for disaster…
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Digital Transformation: Perspectives and Post-Pandemic Adaptation in the Education Sector – A Case Study
The digital transformation of the public sector seeks to create an effective and efficient government through technology. In the education sector, the pandemic accelerated the adaptation process and the use of new technologies, evidencing, at a global level, complex situations related to university…
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Understanding How Software Project Managers Learn Using Kolb's Learning Style Inventory
Teaching project managers involves conveying complex concepts in an accessible manner while fostering strategic thinking and promoting problem-solving skills using specific methodologies. Additionally, continuing education requires techniques for meaningful learning that balance theory with…
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Application of Graphene Oxide Nanoparticles to Cementitious Composites to Mitigate the Effects of Attacks by Aggressive Agents
This study investigates the potential of adding 0.03% graphene oxide (GO) nanoparticles into cementitious composites, assessing their mechanical performance and resistance to carbonation. The results indicate a 26% increase in compressive strength, from 23.92 to 32.42 MPa, with tensile strength…
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