Table of contents

1. Calcium precursor effect on structural and microstructural properties of hydroxyapatite

   Claudia Fernanda Villaquiran Raigoza, María Paula Durán Montoya, Sonia Gaona Jurado

   Article visits 386 | PDF visits 303

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2. Total tardiness optimization on parallel machines: case study in the coffee industry

   Alejandro Uribe, Santiago López Duque, Juan Pablo Mesa López, Jose Alejandro Montoya Echeverry

   Article visits 294 | PDF visits 239

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3. Impact on health caused by nanoplastics contained in food and its possible attenuation through a bioengineering process

   María Jimena Erazo Ordóñez, Carlos Arturo Révérend Lizcano

   Article visits 478 | PDF visits 418

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4. Analysis of Hydrogen Integration in Hybrid Renewable Energy Systems under Energy Scenarios

   Andres Garcia, Andres Jaramillo, Enrique Angel, Santiago Ortega

   Article visits 780 | PDF visits 443

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5. Classification of cardiac arrhythmias using convolutional neural networks in ECG samples

   Victor manuel astudillo Delgado, David Revelo Luna, Javier Andres Muñoz Chaves

   Article visits 636 | PDF visits 462

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6. Mechanical properties of recycled Glass Fiber Reinforced Polymers (rGFRP) in limestone calcined clay cement mortars

   García, B, Rico, Maria, Zelaya, Z.R, Vanegas, A.D

   Article visits 448 | PDF visits 278

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7. STUDY OF TELECONNECTIONS: THE WATER SUPPLY OF SANTA MARTA CITY ITS SUPPLYING BASINS VERSUS MACRO CLIMATIC PHENOMENA

   Rafael Bolivar, Yulia Ivanova

   Article visits 190 | PDF visits 145

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8. Español

   Elizabeth Carvajal-Flórez, Kevin Suárez Higuita, Laura Valentina Clavijo Rodriguez

   Article visits 425 | PDF visits 274

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9. Trends and Challenges in Simulators and Software Development for Healthcare Education: A Survey of Colombian Higher Education Institutions

   Maria Bernarda Salazar Sánchez, Carolina Rodríguez López, Alher Mauricio Hernández Valdivieso

   Article visits 189 | PDF visits 107

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10. Vibration control of seismicly excited structures using a device with inerter system

    John Jairo Blandón Valencia, Daniel Alejandro Caicedo, Luis Augusto Lara Valencia

    Article visits 295 | PDF visits 169

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11. Impacto del fenómeno ENOS en el oxígeno disuelto en dos estaciones del Río Cauca-Colombia: años 1985 a 2015

    José Alfredo Diaz Escobar, Diana Ximena Guamialamag-Alpala, Viviana Vargas-Franco

    Article visits 329 | PDF visits 219

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12. Predictive maps from neural networks based on rocks physical properties: case study in the Mesa de Los Santos (Santander)

    Sergio García-Arias, Francisco Alberto Velandia Patiño, José David Sanabria Gómez, María Teresa Ulloque Ardila

    Article visits 644 | PDF visits 353

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13. Biodegradación de clorpirifos por medio de microbiota autoctona de un embalse de agua potable

    Jhon Fredy Narvaez Valderrama, Marisol Sepúlveda Sanchez, Yileni Argoti Ospina, Lina María Arismendi, Francisco José Molina Pérez, Juan Carlos Quintana Castillo

    Article visits 143 | PDF visits 104

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14. Diseño de aplicación Móvil Inteligente de sistema IoT basado en Redes Inalámbricas del Sensores para el monitoreo y mejora la producción en cultivos de fruta

    Fredy Alexander Gonzalez Preto, Eduardo Avendaño Fernández, Octavio José Salcedo Parra

    Article visits 319 | PDF visits 249

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15. Proposal for a supplier evaluation and selection model based on multicriteria techniques. Case: food area company

    Joan Sebastián Zúñiga Marin, Jose Luis Jiménez Lorza

    Article visits 936 | PDF visits 628

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16. Diseño, simulación y primera prueba de un dispositivo de sutura automática acoplado a un robot

    Omaira Luz Tapias Diaz, MEng., Phd., Phd.

    Article visits 302 | PDF visits 257

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17. The single inductor dual buck inverter: voltage control and procedure to obtain mathematical model

    Luis David Patarroyo-Gutierrez, Oscar Mauricio Hernández Gómez, Fabián Rolando Jiménez López

    Article visits 192 | PDF visits 128

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18. Variación espacio-temporal de la calidad del agua del río AburráMedellín utilizando la conductividad eléctrica en el periodo 2010-2020. Parte 2

    Lina Claudia Giraldo Buitrago, I.N. Gómez-Miranda

    Article visits 213 | PDF visits 136

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