Indexados Scopus: Envíos recientes
Mostrando ítems 701-720 de 1632
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Value chain and economic development: The case of the Colombian coffee industry
Dependency on natural resources has made economies unstable because of the fluctuation of commodity prices. However, coffee production has not had this effect on the Colombian economy owing to the process of upgrading the ... -
Using genetic algorithms for order batching in multi-parallel-aisle picker-to-parts systems
This article aims to introduce a metaheuristic to solve the order batching problem in multi-parallel-aisle warehouse systems to minimise the travelled distance. The proposed metaheuristic is based on an item-oriented genetic ... -
Use of information and communication technologies in journalistic writing and development of critical thinking [Uso de las tecnologías de información y comunicación en la escritura periodística y desarrollo del pensamiento crítico1]
School journalism with Information and Communication Technologies was implemented to improve critical thinking in secondary school students; the critical thinking was measured using a pretest-posttest and control group ... -
Towards a digital transformation maturity model (DMTD) for credit unions [Hacia un modelo de madurez de transformación digital (MMTD) para las cooperativas de ahorro y crédito]
The formulation and implementation of a digital transformation strategy have become a key concern for many pre-digital organizations. Consequently, there is a fundamental need to support companies in the transition to the ... -
Toward the design of efficient adsorbents for Hg2+ removal: Molecular and thermodynamic insights
A systematic DFT study was performed to evaluate the effect of oxygenated functional groups for Hg2+ adsorption in aqueous systems. This work includes several aspects usually neglected in many current works, namely, ... -
Transformation strategy for computer training: Towards the skills development in basic and secondary education for industry 4.0 in Medellín-Colombia [Estrategia de transformación para la formación en informática: Hacia el desarrollo de competencias en educación básica y media para la industria 4.0 en Medellín – Colombia]
Computing has made substantial progress in society, due to the transformative role that technology has as the axis of development. Even though education has also been permeated by the transformations of technology and the ... -
Towards a model of the internationalization system in Colombian higher education: A systems dynamics approach [Hacia un modelo del sistema de la internacionalización en la educación superior colombiano: Un enfoque desde la dinámica de sistemas]
Internationalization in higher education institutions is a critical success factor for its consolidation in the global environment. The following article presents a proposal for the construction of a simulation model for ... -
The origin of the high reactivity of triazolinediones (TADs) in Diels-Alder reactions from a theoretical perspective
We investigate on the origin of the high reactivity of triazolinediones compared to maleimides in Diels-Alder reactions by using a combination of Molecular Orbital Theory and the Activation Strain Model of reactivity. ... -
The words of the other in Colombia: The testimony of politically complex victims in the institutionalized memory [La palabra del otro en Colombia: El testimonio de víctimas políticamente complejas en la memoria institucionalizada]
This article develops a problematization of the notion of testimony with which the historical memory has been constructed in Colombia. It is argued that the use of testimony as primary information of historical memory ... -
Thinking about fascism since Walter Benjamin [Pensando el fascismo desde walter benjamin]
The purpose of this article is to present some of the most significant traits of the method used by Walter Benjamin to produce his own critical view about fascist violence within the framework of a historical situation ... -
The influence of shape and orientation of scatters on the photonic band gap in two-dimensional Bravais-Moiré lattices
We perform a theoretical study of light propagation properties in two-dimensional square photonic crystals following Bravais-Moiré patterns, paying particular attention to the influence of the transversal shape and the ... -
The judicial activism of the constitutional judge in Latin-America and Spain [El activismo judicial del juez constitucional en iberoamérica]
The concept of judicial activism is an American creation with a lot of influence in Ibero-America. Through the years, many definitions have been given to judicial activism, which merges with the expression «government by ... -
The fractional Fourier transform as a biomedical signal and image processing tool: A review
This work presents a literature review of the fractional Fourier transform (FrFT) investigations and applications in the biomedical field. The FrFT is a time-frequency analysis tool that has been used for signal and image ... -
The diet composition of asplanchna girodi (Ploima, aspanchnidae) in an equatorial high andean reservoir in Colombia based on field observations [Composición de la dieta de asplanchna girodi (Ploima, asplanchnidae) en un embalse altoandino ecuatorial en Colombia basado en observaciones de campo]
Asplanchna girodi (de Guerne, 1888) is a predatory rotifer of wide distribution in temperate and tropical freshwater ecosystems. Of this species, little is known about its diet and its food preferences under natural ... -
The disease as sign and the symbolic forms of the sick body on the horizon of comprehension d the dermatology nineteenth [La enfermedad como signo y las formas simbólicas del cuerpo enfermo en el horizonte de comprensión de la dermatología decimonónica1 hilderman cardona-rodas]
The clinical dermatology of the nineteenth century bases and displays a thought by similarity in an aesthetic representation of what can be understood as disease. Thus, the pathological surfaces provide a material of ... -
The fourth industrial revolution, an opportunity for Civil Engineering. [Cuarta Revolución Industrial, una oportunidad para la Ingeniería Civil.]
Since the last decades, development in technology and innovation has been the machine of the industrial transformation around the world, giving way to a new industrial revolution era called Industry 4.0, lending to improved ... -
The assessment for the learning of mathematics mediated by mobile applications [La evaluación para el aprendizaje de la matemática mediada por aplicaciones móviles]
In the teaching-learning process of Mathematics, the evaluation is fundamental factor and requires new mechanisms from the academic community and strategies that not only reduce stress levels that generate the evaluation ... -
System dynamics baseline model for determining a multivariable objective function optimization in Wireless Sensor Networks
Wireless Sensor Networks (WSN) are dedicated networks used in applications where environmental information must be collected, such as temperature, humidity, level, flow, pressure, rain, radiation, among others. These kinds ...