DYNA: revista de la Facultad de Minas. Universidad Nacional de Colombia. Sede Medellín

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  Año 2018, Vol. 85, Número 205. Texto Completo Ejemplar

  • Discrimination between the lognormal and Weibull distributions by using multiple linear regression

    Jesús Francisco Ortiz Yañez, Manuel R. Piña Monarrez

    • Resumen
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    págs. 9-18

    

  • Study of agglomeration and magnetic sedimentation of Glutathione@Fe3O4 nanoparticles in water medium

    Wilfredo Marimón Bolívar, Edgar E. González

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    págs. 19-26

    

  • Ab-initioanalysis of magnetic, structural, electronic and thermodynamic properties of the Ba2TiMnO6 manganite

    Críspulo Enrique Deluque Toro, David A. Landínez Téllez, Jairo Roa Rojas

    • Resumen
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    págs. 27-36

    

  • A geometrical robust design using the Taguchi method: application to a fatigue analysis of a right angle bracket

    Rafael Barea del Cerro, Simón Novoa, Francisco Herrera, Beatriz Achiaga, Nuria Candela Vázquez

    • Resumen
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    págs. 37-46

    

  • Normalized difference vegetation index for rice management in El Espinal, Colombia

    Mauricio González Betancourt, Zaira Liceth Mayorga Ruíz

    • Resumen
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    págs. 47-56

    

  • Effects of cutting parameters on surface roughness and hardness inmilling of AISI 304 steel

    Luís Wilfredo Hernández González, Roberto Pérez Rodríguez, Ana María Quesada Estrada, Luminita Dumitrescu

    • Resumen
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    págs. 57-63

    

  • Verification of the vibrational theoretical assignment of the DADP using isotopic labelling

    Eduardo Espinosa Fuentes, Edgardo Meza Fuentes, Fredy Colpas Castillo, John R. Castro Suarez, Gilberto Chiquillo Correa, Malka Mora

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    págs. 64-68

    

  • Effect of the tryptone concentration on the calcium carbonate biomineralization mediated by Bacillus cereus

    Gerardo Andrés Caicedo Pineda, María Consuelo Prada Fonseca, Ana Elisa Casas, Hader Vladimir Martínez

    • Resumen
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    págs. 69-75

    

  • Development of a high performance batteries charger with low THD, high power factor, and high efficiency

    Johan Sebastián Sánchez Choachi, Miguel Ángel Dávila, César Leonardo Trujillo Rodríguez

    • Resumen
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    págs. 76-82

    

  • Elastic behavior of stiffened curved plates subjected to transverse loading

    Abel Noguera Garban, Carlos Graciano, David G. Zapata-Medina

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    págs. 83-89

    

  • Incorporation of aluminum oxide in the formulation of pastes for building materials

    Luis Miguel Carrillo Rodriguez, Leonardo Cely Illera, Jairo Cely Niño, Claudia Vanessa Cely Illera

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    págs. 90-97

    

  • Risk analysis using meteorological weather factors in solar energy conversion systems

    David Cardoza, Jorge Mario Uribe Gil, Jairo Palacios

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    págs. 98-104

    

  • Obtaining the electrical impedance phase using Wavelet transform and Fourier transform from transient signals: Part 2: practical assessment and validation

    Eduardo Gómez Luna, Juan Sebastián Cuartas Bermúdez, Eduardo Marlés Sáenz

    • Resumen
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    págs. 105-110

    

  • Streptomyces clavuligerus strain selection for clavulanic acid biosynthesis: a study based on culture composition effects and statistical analysis

    Laura Pinilla, León F. Toro, Claudio Avignone Rossa, Mariana Peñuela, Rigoberto Ríos Estepa

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    págs. 111-118

    

  • Hydraulic conductivity in layered saturated soils assessed through a novel physical model

    Eduardo Dulcey Leal, Fausto Molina Gómez, Lenin Alexander Bulla Cruz

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    págs. 119-124

    

  • Impact of changing location and power of a PV system in electrical distribution networks, integrating MATLAB and OpenDSS

    Javier Andrés Ruíz Garzón, Daniel José González Tristancho, Francy Catalina Espinosa González

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    págs. 125-131

    

  • Crack filling in concrete by addition of Bacillus subtilisspores –Preliminary study

    Nicole Schwantes Cezario, Maria Vânia Nogueira do Nascimento Peres, Thomas Kehrwald Fruet, Geovana Souza Ferreira Nogueira, Berenice Martins Toralles, Davi De Souza Cezario

    • Resumen
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    págs. 132-139

    

  • Thermal conductivities estimation in orthotropic materials making use of global optimization algorithms

    Jefferson Vega Suarez, Edgar García Morantes, Rodrigo Correa Cely

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    págs. 140-147

    

  • Obtention and characterization of lithium superionic conductors using the glass-ceramic method

    José Luis Narváez Semanate, Ana Cândida Martins Rodrigues, Rodrigo Arbey Muñoz-Meneses, José Rodrigo Muñoz Hoyos, Julián Antonio Villamarín Muñoz

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    págs. 148-156

    

  • Hydrogen production in a novel configuration of UASB reactor under different hydraulic retention time

    Diana Margarita Hernández, Lucia Andrea del Pilar Hurtado, Adela Tatiana Rodríguez Chaparro

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    págs. 157-162