Search Results - "Bolívar, F"

Effect of deposition temperature and target-substrate distance on the structure, phases, mechanical and tribological properties of multi-layer HA-Ag coatings obtained by RF magnetron sputtering by Lenis, J.A., Gómez, M.A., Bolívar, F.J.

“…The effect of variation in the process parameters of target-substrate distance (4 cm, 6 cm and 8 cm) and deposition temperature between room temperature (RT)…”
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Multi-layer bactericidal silver - calcium phosphate coatings obtained by RF magnetron sputtering by Lenis, J.A., Toro, L.J., Bolívar, F.J.

“…Currently, antibiotic prophylaxis is not sufficient for the treatment of infections associated with implantable materials. For this reason, it is necessary to…”
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Phase transformation, thermal behavior, and magnetic study of new (FeSiBP)100-XCuX glassy alloys obtained by melt-spinning in air by Perea-Cabarcas, D., Parra Vargas, C. A., Echeverría Echeverría, F., Bolívar Osorio, F. J.

“…In the current work, a new variation of the FeSiBPCu system with good glass forming ability and soft magnetic properties was developed and investigated. The…”
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Structure, morphology, adhesion and in vitro biological evaluation of antibacterial multi-layer HA-Ag/SiO2/TiN/Ti coatings obtained by RF magnetron sputtering for biomedical applications by Lenis, J.A., Rico, P., Ribelles, J.L. Gómez, Pacha-Olivenza, M.A., González-Martín, M.L., Bolívar, F.J.

“…Biocompatible and antibacterial multi-layer coatings of hydroxyapatite (HA)-Ag/SiO2/TiN/Ti were obtained on the Ti-6Al-4V alloy, by means of the magnetron…”
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Analysis of carbon metabolism in Escherichia coli strains with an inactive phosphotransferase system by (13)C labeling and NMR spectroscopy by Flores, S, Gosset, G, Flores, N, de Graaf, A A, Bolívar, F

“…We have developed Escherichia coli strains that internalize glucose utilizing the GalP permease instead of the phosphoenolpyruvate:carbohydrate…”
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Influence of nitrogen variation on the microstructrual, mechanical and tribological properties of CNx coatings deposited by dc unbalanced magnetron sputtering by Contreras, E., Bolívar, F., Gómez, M.A.

“…The increasing interest for new coatings with higher properties, opened the doors to research of carbon nitrides (CNx), these coatings are attractive for…”
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Crossing kingdoms: Using decellularized plants as perfusable tissue engineering scaffolds by Gershlak, J, Hernandez, S, Fontana, G, Perreault, L, Hansen, K, Larson, S, Binder, B, Dolivo, D, Yang, T, Dominko, T, Rolle, M, Weathers, P, Medina-Bolivar, F, Cramer, C, Murphy, W, Gaudette, G

“…Abstract Despite significant advances in the fabrication of bioengineered scaffolds for tissue engineering, delivery of nutrients in complex engineered human…”
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Determination of synergistic effect between roughness and surface chemistry on cell adhesion of a multilayer Si - Hydroxyapatite coating on Ti6Al4V obtained by magnetron sputtering by Pérez Zapata, K., Lenis, J.A., Rico, P., Ribelles, J.L. Gómez, Bolívar, F.J.

“…•It is possible to obtain multilayer Si-hydroxyapatite systems by Magnetron Sputtering.•Modification of Ti6Al4V with a Si-hydroxyapatite coating improves its…”
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Development of multilayer Hydroxyapatite - Ag/TiN-Ti coatings deposited by radio frequency magnetron sputtering with potential application in the biomedical field by Lenis, J.A., Bejarano, G., Rico, P., Ribelles, J.L. Gómez, Bolívar, F.J.

“…The use of composite coatings is emerging as a great alternative to conventional coatings, allowing the combination of different superficial properties that…”
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Microalgae associated with deteriorated stonework of the fountain of Bibatauín in Granada, Spain by Peraza Zurita, Y., Cultrone, G., Sánchez Castillo, P., Sebastián, E., Bolívar, F.C.

“…The fountain of Bibatauín, in Granada (Spain), is in a poor state of conservation, and biodeterioration is occurring. Colonization by microalgae and its…”
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Mechanical, structural, and biological evaluation of multilayer HA-Ag/TiO2/TiN/Ti coatings on Ti6Al4V obtained by magnetron sputtering for implant applications by Lenis, J.A., Romero, Elbert Contreras, Macías, Abel Hurtado, Rico, P., Ribelles, J.L. Gómez, Pacha-Olivenza, M.A., González-Martín, M.L., Bolívar, F.J.

“…In the present work the surface of Ti6Al4V alloy, widely used for the fabrication of implants, was modified by incorporating a novel biocompatible and…”
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Effect of thermal treatment on structure, phase and mechanical properties of hydroxyapatite thin films grown by RF magnetron sputtering by Lenis, J.A., Hurtado, F.M., Gómez, M.A., Bolívar, F.J.

“…Hydroxyapatite (HA) thin films with a Ca/P ratio of 1.69 and approximately 500 nm in thickness were deposited by radio frequency magnetron sputtering on…”
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Bioactivity and mechanical properties of plasma-sprayed coatings of bioglass powders by Monsalve, M., Ageorges, H., Lopez, E., Vargas, F., Bolivar, F.

“…Bioactive glass powders were prepared from four different types of oxides (SiO2, P2O5, CaO and MgO). These oxides were mixed, melted and milled to produce two…”
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Microbial communities adhering to the obverse and reverse sides of an oil painting on canvas: identification and evaluation of their biodegradative potential by López-Miras, M, Piñar, G, Romero-Noguera, J, Bolívar-Galiano, F. C, Ettenauer, J, Sterflinger, K, Martín-Sánchez, I

“…In this study, we investigated and compared the microbial communities adhering to the obverse and the reverse sides of an oil painting on canvas exhibiting…”
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Characterization of titanium powders processed in n-hexane by high-energy ball milling by Restrepo, A. H., Ríos, J. M., Arango, F., Correa, E., Zuleta, A. A., Valencia-Escobar, A., Bolivar, F. J., Castaño, J. G, Echeverría, F. E.

“…The effect of speed and milling time on the morphology, crystallite size, and phase composition of Ti Cp powders processed in n-hexane by high-energy ball…”
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Effects of Hot Isostatic Pressing on the Characteristics of PM Processed Mg-Based Alloys by Galindez, Y., Correa, E., Zuleta, A. A., Bolivar, F., Echeverría, F.

“…Powder metallurgy (PM) involves processes of mechanical milling, pressing, and sintering. The last of these can be done by different methods. One promising…”
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Iron aluminide coatings on ferritic steels by CVD-FBR technology by Pérez, F.J., Hierro, M.P., Trilleros, J.A., Carpintero, M.C., Sánchez, L., Brossard, J.M., Bolívar, F.J.

“…The deposition of Al on ferritic steels coupons by chemical vapor deposition in fluidized bed reactors (CVD-FBR) was studied. Before performing the…”
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Laboratory metabolic evolution improves acetate tolerance and growth on acetate of ethanologenic Escherichia coli under non-aerated conditions in glucose-mineral medium by Fernández-Sandoval, M. T., Huerta-Beristain, G., Trujillo-Martinez, B., Bustos, P., González, V., Bolivar, F., Gosset, G., Martinez, A.

“…In this work, Escherichia coli MG1655 was engineered to produce ethanol and evolved in a laboratory process to obtain an acetate tolerant strain called MS04 (…”
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Optimum melanin production using recombinant Escherichia coli by Lagunas-Muñoz, V.H, Cabrera-Valladares, N, Bolívar, F, Gosset, G, Martínez, A

“…A parametric study was conducted to define optimum conditions to achieve high yields in the conversion of tyrosine to eumelanin (EuMel) using recombinant…”
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Camptothecin and 10-hydroxycamptothecin from Camptotheca acuminata hairy roots by Lorence, A, Medina-Bolivar, F, Nessler, C L

“…Camptothecin (CPT) is an anticancer and antiviral alkaloid produced by the Chinese tree Camptotheca acuminata (Nyssaceae) and some other species belonging to…”
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