Diseño e implementación de una máquina de control numérico por computadora (CNC) de tres ejes para la fabricación de placas de circuito impreso (PCB). Authors: Pérez Ramos, Kevin Alejandro, Cerquera Ortiz, Jeferson Stid

“…PCB's, which are important in various professional areas of electroni As a result, is obtained c engineering. a CNC machine with physical characteristics of 380mm wide, 310mm deep and 270mm high, its work area supports circuit boards no larger than 280mm x 130mm; As hardware, the integrated circuit 'Atmega328P' is used, which is assembled to the control board. …”

Evaluación y mitigación de factores abióticos en plantas de tomate (Solanum lycopersicum) por B. amyloliquefaciens aisladas de un ambiente semiárido de la Guajira Authors: Amado Caro, Tatiana Milena

“…In this work, the ability of B. amyloliquefaciens to promote plant growth of tomato exposed to salinity (0, 50, 100 and 150 mM) and stress by metals such as Cadmium, Cobalt, and Nickel at concentrations of 5 and 10 mM was evaluated. …”

Evaluación del comportamiento mecánico de adoquines con adición de plástico reciclado para pavimento articulado vehicular Authors: Cuevas Becerra, Natalia Ximena

“…In this research, additions of recycled shredded tire mesh 30 (M 30 - 0.6mm), mesh 25 (M 25 - 1.0 mm), mesh 10 (M 10 - 2.0 mm) and mesh 5 (M 5 - 4.0 mm) are used, also additions of high density polyethylene are used in presentation of recycled plastic, complying with the SDGs (Sustainable Development Goals). …”

Con las Alas Abiertas para Volar. Un camino de Vida Artístico en Construcción desde el estudio de la creación escénica y audiovisual Authors: Villamizar Gallardo, Diana Alejandra

“…In these pages, I want to reconstruct my artistic life story through a qualitative-focused narrative, where I seek to give testimony of my acquired experiences and knowledge through description and documentation. …”

Mujer Decolonial. Puesta en escena con memoria escrita Authors: López Guzmán, Yudy Catherine

“…The following written memory comes after the staging of “Mujer Decolonial”, where the creative lab turns into the main methodology for the development of the staging and, at the same time, it allows me to discover new points of view to carry on with my role as a teacher and artist. I divide the process in 4 chapters, distributed as follows: 1. …”

Informe de Pasantía en la Clínica Veterinaria Mascotas Club en la Ciudad de con Énfasis en Control y Prevención en Contagio de Micoplasmosis en Felinos Authors: Rivera Parra, Andrés Felipe

“…In this internship report I will talk about the role of the veterinary doctor of small species in pets in the daily life of Bogota families and as a student presenting my internship at the veterinary clinic pets club we must train ourselves day by day and constantly to offer effective and concise solutions regarding the health of our patients always offering accurate and timely solutions to also offer a better service.…”

Inmersión cultural Historia de una profesora de danzas Authors: Alvarado Prada, Helena Patricia

“…Cultural immersion "History of a dance teacher" is an autobiographical research project that collects my personal and social experiences as a teacher and artist, known in my artistic environment as the teacher Helena Patricia Alvarado Prada. …”

Estimación de curvas de costo de abatimiento de emisiones de co2 para una empresa del sector de producción de alimentos en frío en Colombia que produce 3mm de kg de producto anual Authors: Cuéllar Buriticá, Johan Manuel, Talero Alfonso, Johan Steaven

Construyendo una carroza carnavalesca: transmisión de saberes tradicionales en el proceso de elaboración de carrozas en el carnaval de negros y blancos de pasto, Nariño, Colombia... Authors: Nieves Gil, Luis Eduardo

“…“Burlesque”, “Blanco Carnaval”, “Mil Colores”, “Soberbia”, “Survivir”, “Principio y Fin”, “Despojos”, “King de Carnavales”, “Qué raraca reyes”, “Spirit of the jungle” , "Nature is my house", "The Carnival King", "Extinction, crying of the earth", "The bad hour", "Yucuruna and the four elements", "Dream", "The Golden Jaguar", "Abya Yala” and “El Colorado”. …”

Diseño y construcción de un prototipo para la clasificación pitahaya amarilla por tamaño en la finca La Perdomo de la Plata (Huila) Authors: Gómez, Yeison Adrián

“…The production of yellow pitahaya is increasingly gaining ground as an exotic fruit for export in Colombia; here the target markets have as a criterion the size of the fruit, which is why in the field days this activity is done manually leading to errors in the classification processes, which are evidenced by the rates of return by size, which in the Finca La Perdomo is 4.7% of the total production; to adjust this deviation, the construction of a yellow pitahaya sorting machine by size was proposed; For its development, this project was planned in stages, starting with the criteria defined by the producer, design of the prototype, construction and evaluation of the machine; The results showed that the sizes to be classified are larger and smaller than 8 cm, which are selected from a circular device or hopper which by slow centrifugal movement allows the selection inside the prototype, this operates with a motor of 0.25 Hp and its payload is 80 kg including the weight of the reducer, it is concluded that at design level the conditions of maximum force are met, since this value is 16.59 Mpa and the maximum displacement is a maximum of 0.36 mm. 36mm; according to the safety factor, the machine does not represent a risk of shearing in any of the components.…”

Diseño de un prototipo de sistema de arado mecánico (Tipo Cincel) para terrenos franco-arenosos en la finca Las Flores de Villavieja (Huila) Authors: Zambrano Medina, Juan Diego

“…The evaluation of prototypes is based on a morphological matrix with two design alternatives, which focused on increasing the number of plow lines to increase the furrowing of the soil for subsequent planting, according to the above, the prototype plow system composed of 11 lines with a star chisel configuration is the most suitable and convenient option for the farm; when analyzing the chisel using the Von Mises method, it was concluded that the maximum effort supported by it is 83.86 Mpa, which generates a maximum displacement of 0.2282 mm with a design factor of 0. 2282 mm with a design factor of 3.74; the study concludes that in order to achieve a highly efficient design, the client's requirements must be considered conceptually.…”

Efecto antibacteriano del aceite esencial de Cocos nucifera frente a Streptococcus mutans Authors: Suárez Castro, Guadalupe Isabel, Rey Ortiz, Liceth Valentina

“…From a 30% dilution, inhibition zones ≥ 15 mm were observed. Conclusion: Cocos nucifera essential oil has an antibacterial effect on S. mutans. …”

Construcción de un cuerpo libre de pecados Authors: Caicedo Galeano, Sergio Andrés

“…Through various artistic mediums such as anecdotal writing, photography, installation, sculpture, video, and performance, this project seeks to demonstrate the liberation of my non-binary body and identity through art.…”

Coreografiando Mi Vida, Una Vida de Pasos Authors: Rodríguez Murillo, Miguel Andrés

“…Choreographing my life: A life of Steps, is the research carried out as part of the culmination of the training process of Miguel Andrés Rodríguez Murillo in the Knowledge Validation project in the Bachelor of Performing Arts at the Antonio Nariño University. …”

Proceso De Implementación Y Mejora: Repositorio Digital De Actos Administrativos De Carácter Misional Dian Seccional Impuestos Bogotá. Authors: Garzón Rozo, Luis Francisco

“…This work is carried out by integrating the theoretical concepts learned from my teachers. UAN and its objective and purpose is to confront them with my daily activities and practices employment with degree option, carried out for the Tax and Customs Directorate DIAN Nationals.…”

Creación de 4 obras adaptadas para la banda Pa ́SumerCé (Dos guitarras, bajo y batería). Elementos de fusión entre la cumbia, bambuco, salsa, bolero y funk, rock, jazz, disco, coun... Authors: Coral Oviedo, Andrés Felipe

“…All this posed from my electric guitar emphasis.…”

¡Vamos a exponer correctamente! material de enseñanza para la elaboración de textos expositivos orales Authors: Calderón López, Leidy Yurany

“…This need arose after the completion of my pedagogical practices at the Mercedes Nariño Liceo Women's School, an educational practice with students in fifth grade of primary school and sixth in high school, who were asked as an autonomous reinforcement activity to conduct an exhibition. …”

Nivel de Motivación de Logro, Afiliación, Poder y Reconocimiento en Adolescentes entre los 12 Y 17 Años, de la Institución Educativa de la Vereda Sausagua del Municipio de Quinchía... Authors: Torres Bañol, Tatiana

“…To do that, a quantitative methodology was adopted, with a descriptive method and a group of 50 students chosen through a convenience technique to whom a EM1 motivation scale was applied, based in the McClelland model (1985).…”

Percepción de los factores de riesgo y protección en un grupo de madres frente al embarazo adolescente: un análisis antes, durante y después del embarazo Authors: Cantor Jiménez, Mauricio Antonio

“…The objective of the present investigation is to describe the perception of the risk factors and protection of the nursing mothers belonging to the unit My First Steps of the CDI Manos Unidas Family Modality, located in the locality Rafael Uribe with respect to their adolescent pregnancy, A qualitative study, developed in 3 stages, is initially performed with the lactating mothers of the locality who meet the criteria for this research, 8 mothers between the ages of 14 and 19 are selected to whom the semi-structured interview is applied; In stage 2 the transcription and systematization of the information is developed through the program Atlas-ti; from this, the analysis of the content matrix that is obtained from the systematization, we conclude that the risk factors and the protection factors have a significant contrast with the theory since it is a problem that has been worked In previous occasions maintaining high birth rates in pregnancies at an early age.…”

Diseño del plan estratégico de seguridad vial para la alcaldía local de san Cristóbal Authors: Fernandez Mejia Edward Alexander

“…The organization and procedures are detailed at each stage in such a way that the final production becomes a reference for new exercises of this type in my professional career and in the different mayor's offices of Bogotá.…”