Now showing items 879-898 of 962

    • Technical cooperation and innovation in the textile dressmaking exporting SME in Barranquilla-Colombia 

      Moreno Charris, Ana Virginia; Paredes Chacin, Ana Judith (Espacios, 2017-06-27)
      To analyze the technical cooperation as a strategic resource for the innovation of products and services that promote the growth of small and medium-sized enterprises (SMEs) that are exporters in the dressmaking- textile ...
    • Techno-economic analysis of on-grid biomass renewable energy power station: A case study in Caribbean region of Colombia 

      C H, Acevedo; G E, Valencia; Y D, Cardenas (Journal of Physics: Conference Series, 2018)
      In this article a techno-economic study of an Electric-Biomass on-grid power plant is presented, in order to compare the performance and the operating annual cost under some types of biogas produced from poultry, bovine ...
    • Techno-economic evaluation of a grid-connected hybrid PV-wind power generation system in San Luis Potosi, Mexico 

      Ospino Castro, Adalberto Jose; Peña Gallardo, Rafael; Hernandez Rodriguez, Aurelio; Segundo, J.; Muñoz Maldonado, Yecid Alfonso (2017 IEEE International Autumn Meeting on Power, Electronics and Computing, ROPEC 2017, 2018)
      This paper presents a study of the installation of a hybrid PV-Wind power generation system for social interest houses in the city of San Luis Potosi, Mexico. To assess the benefits of the implementation of this type of ...
    • Technological innovation management as a factor of promotion up in venezuelan private universities 

      Hernandez Olivo, Orlando Enrique; Hernandez Rivas, Maria Fernanda; Castellanos Caridad, María Isabel; Hernandez Malpica, Pedro Emilio (Revista Espacios, 2017)
      The purpose was to analyze the management of technological innovation as a factor for promoting entrepreneurship in Venezuelan private universities. Positivist research and experimental transectional not descriptive, ...
    • Technology management to increase the efficiency of the supply chain 

      Diaz Martinez, Jorge Luis; Ruiz Ariza, Jose David; Contreras Salinas, Jheison Alberto; Hernández Palma, Hugo Gaspar (Journal of Theoretical and Applied Information Technology, 2017)
      This article is an effort to determine the status and contribution of technology management as an integral part of the supply chain, In the present article it starts from the premise that, the technology management system ...
    • Tecnologías de información y comunicación, y profesionalización empresarial en hipermercados y supermercados familiares en Venezuela 

      Hernández De Portillo, Lissette Elena; Portillo Medina, Rafael Angel; Hernandez Chacin, Ana Emilia; Romero Borré, Jenny (Espacios, 2016-11-05)
      El presente artículo describe las tecnologías de información y comunicación empleadas por las cadenas de hipermercados y supermercados familiares en Venezuela como una dimensión fundamental de la profesionalización ...
    • El teletrabajo como estrategia laboral competitiva en las PYME Colombianas 

      Castellano, María Isabel; Caridad Faria, Migdalia Josefina; Virviescas Peña, John Anderson; Martínez, Jairo (Espacios, 2017-02-15)
      El mercado global se soporta en tecnologías presentando oportunidades a las pequeñas y medianas empresas (PYME) donde el teletrabajo ha venido insertándose. A fin de determinar la percepción sobre esta modalidad, quiénes ...
    • Ten systemic steps for sustainable energy savings in small and medium enterprises 

      Campos, J; Valencia, G E; Cardenas, Y D (Journal of Physics: Conference Series, 2018)
      Energy savings are a priority in the different industrial sectors including Small and Medium Enterprises (SMEs). They have a conceptual perception of energy savings by replacing their service and production technologies ...
    • Tendencias recientes de la educación virtual y su fuerte conexión con los entornos inmersivos 

      Comas Gonzalez, Zhoe Vanessa; Echeverri Ocampo, Isabel Cristina; Zamora Musa, Ronald; Vélez, Jeimy; Sarmiento, Roman; Orellana, Martha L. (Espacios, 2017)
      El uso de las Tecnologías de la Información y Comunicación (TIC), ha permitido mayor apropiación de herramientas que impactan los métodos de enseñanza y aprendizaje, como por ejemplo la implementación de entornos inmersivos. ...
    • Tendencias recientes de la educación virtual y su fuerte conexión con los entornos inmersivos 

      Comas Gonzalez, Zhoe Vanessa; Echeverri Ocampo, Isabel Cristina; Zamora Musa, Ronald; Vélez, Jeimy; Sarmiento, Roman; Orellana, Martha L. (Espacios, 2017)
      El uso de las Tecnologías de la Información y Comunicación (TIC), ha permitido mayor apropiación de herramientas que impactan los métodos de enseñanza y aprendizaje, como por ejemplo la implementación de entornos inmersivos. ...
    • Tensiones en uniones soldadas a tope con perfiles abiertos bajo torsión 

      Hernan, Hernandez Herrera; Milen, Balbis Morejon; Juan Jose, Cabello Eras (Ingeniare : Revista Chilena de Ingeniería, 2015-03-05)
      In this paper is addressed how in the literature of Mechanic of Materials and Machine Elements Design only few authors address the subject of welded joints, among those can be mentioned Shigley Hall, Reshetov, and Faires ...
    • The burden of cardiovascular diseases among us states, 1990-2016 

      Roth, Gregory A.; Johnson, Catherine O.; Abate, Kalkidan Hassen; Abd-Allah, Foad; Ahmed, Muktar; Alam, Khurshid; Alam, Tahiya; Alvis-Guzman, Nelson; Ansari, Hossein; Ärnlöv, Johan (JAMA Network, 2018)
      IMPORTANCE Cardiovascular disease (CVD) is the leading cause of death in the United States, but regional variation within the United States is large. Comparable and consistent state-level measures of total CVD burden and ...
    • The collaborative work between engineers and health staff for development of digital health projects: A vision to the future to achieve success 

      Echeverri-Ocampo, Isabel; Urina Triana, Miguel; Ariza, Paola Patricia; Mantilla, Mirary (Universidad de la Costa, 2018-04-20)
      The trends in Information and Communication Technology (ICT) have fomented a joint work between health team and engineers, with the purpose of develop devices that allow the exchange of data in a space that facilitates the ...
    • The effects of retinol oral supplementation in 6-hydroxydopamine dopaminergic denervation model in Wistar rats 

      Kunzler, Alice; Tiefensee Ribeiro, Camila; Gasparotto, Juciano; Lintzmaier Petiz, Lyvia; Thais da Rosa Silva, Helen; da Silva Jr., Jeferson Delgado; Bortolin, Rafael; Oliveira de Souza, Priscila; Barreto, Fabiano; Espitia-Perez, Pedro; Schnorr, Carlos Eduardo; Somensi, Nauana; Fonseca Moreira, José Cláudio; Pens Gelain, Daniel (Universidad de la Costa, 2019-02-07)
      Vitamin A (retinol) is involved in signaling pathways regulating gene expression and was postulated to be a major antioxidant and anti-inflammatory compound of the diet. Parkinson's disease (PD) is a progressive ...
    • The generalized Fermat conjecture 

      García-Máynez, Adalberto; Gary, Margarita; Pimienta Acosta, Adolfo (Universidad de la Costa, 2018-05-05)
      If a, b, c are non-zero integers, we considerer the following problem: for which values of n the line ax + by + cz = 0 may be tangent to the curve x n + y n = z n ? We give a partial solution: if n = 5 or if n-1 is a prime ...
    • The global burden of tuberculosis: results from the Global Burden of Disease Study 2015 

      Kyu, Hmwe H; Maddison, Emilie R; Henry, Nathaniel J; Mumford, John Everett; Barber, Ryan; Shields, Chloe; Brown, Jonathan C; Nguyen, Grant; Carter, Austin; Alvis-Guzman, Nelson (The Lancet, 2017)
      Background An understanding of the trends in tuberculosis incidence, prevalence, and mortality is crucial to tracking of the success of tuberculosis control programmes and identification of remaining challenges. We assessed ...
    • The Goal Programming as a Tool for Measuring the Sustainability of Agricultural Production Chains of Rice 

      Silva, Jesús; Varela, Noel; Pineda Lezama, Omar Bonerge; Martínez Sierra, David; Molina Romero, Jainer Enrique; Virviescas Peña, John Anderson; Munera Ramirez, Rubén Dario (International Symposium on Neural Networks, 2019-06-26)
      Agricultural activity is characterized by an intensive use of capital and a considerable dependence on external financing. Access to credit is often limited by the scarcity of resources and lack of guarantees, seriously ...
    • The impact of complementarity on power supply reliability of small scale hybrid energy systems 

      Jurasz, Jakub; Beluco, Alexandre; Canales Vega, Fausto Alfredo (Universidad de la Costa, 2018-07-26)
      Small scale hybrid power systems gain popularity around the world as a viable way of reducing power generation environmental impact, reducing energy cost and increasing power supply reliability. Hybrid systems which are ...
    • Theoretical prediction of the electronic and thermodynamic properties of YN-ZrN solid solutions 

      Ramirez Montes, Luz Mery; López Pérez, William; González García, Alvaro; González Hernández, Rafael J. (International Journal of Quantum Chemistry, 2016)
      In this study, the results of structural parameters, electronic structure, and thermodynamic properties of the ZrxY1-xN solid solutions are presented. The effect of zirconium composition on lattice constant, and bulk modulus ...
    • Theoretical study of structural stability, elastic, electronic and thermodynamic properties of ScxGa1−x P compounds by ab initio calculations 

      Celin Mancera, William Enrique; López Pérez, William; González García, Alvaro; Ramírez Montes, Luz; González Hernández, Rafael J. (Computational Condensed Matter, 2016-07-11)
      We carried out a theoretical study on the structural stability, elastic, electronic and thermodynamic properties of the ScxGa1 x P compound (x ¼ 0, 0.25, 0.50, 0.75 and 1) in the ZnS and NaCl crystallographic phases. For ...