Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Joaquín Antonio González"'
Autor:
Guillermo Javier Copello, Joaquín Antonio González, María Emilia Villanueva, Sergio A. Giorgieri, Jonathan Germán Bafico
Publikováno v:
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
A novel nanostructured material was successfully developed by combining a chitin matrix with graphene oxide nanosheets (Chi:nGO) and then used for the continuous flow adsorption of ciprofloxacin. The spectroscopic characterization indicated that none
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b8416e523d67b85ee9a93c71a3649af7
https://doi.org/10.1016/j.carbpol.2018.02.021
https://doi.org/10.1016/j.carbpol.2018.02.021
Autor:
María Emilia Villanueva, Viviana Campo Dall'Orto, Juan Manuel Lázaro-Martínez, Guillermo Javier Copello, Ana Maria del Rosario Diez, Joaquín Antonio González
Publikováno v:
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
The aim of this study was to investigate phosphorus removal in water by using a polyampholyte obtained by the reaction of methacrylic acid, ethylene glycol diglycidyl ether and imidazole by a one step synthesis, mixed with diatomaceous earth. The mat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c8b958d4c99d01a9eafbf9f1fb2646dc
https://doi.org/10.1039/c6nj04031d
https://doi.org/10.1039/c6nj04031d
Autor:
Guillermo Javier Copello, Enrique Rodríguez-Castellón, S. Teves, María Emilia Villanueva, Joaquín Antonio González
Publikováno v:
Materials Science and Engineering: C. 67:214-220
Antimicrobial polyvinyl chloride (PVC) plastic was obtained by covalent bonding of poly hexamethylenediamine guanidine hydrochloride (PHMG), a guanidine based antimicrobial polymer. This was achieved by grafting mercaptopropyltrimethoxysilane onto PV
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ebb1fb33c05bc5a26a5919bce8380e62
https://doi.org/10.1016/j.msec.2016.05.052
https://doi.org/10.1016/j.msec.2016.05.052
Autor:
Martín F. Desimone, Paolo N. Catalano, Gisela Solange Alvarez, Maria Inés Alvarez Echazú, María Victoria Tuttolomondo, Pablo L. Santo-Orihuela, Sergio A. Giorgieri, Emilia E. Villanueva, Silvia L. Iglesias, Jessica A. Bertinatto, Guillermo Javier Copello, Andrea Mathilde Mebert, Maria Lucia Foglia, Joaquín Antonio González
Publikováno v:
Current Pharmaceutical Biotechnology. 17:439-448
We present a brief survey of some of the recent work of Professor Luis E. Díaz, performed together with his students and collaborators at the University of Buenos Aires. Dr Luis E. Díaz has been involved in research on biochemical and pharmaceutica
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2be7ce29bcfb5ae41001af802f748644
https://doi.org/10.2174/138920101705160303164657
https://doi.org/10.2174/138920101705160303164657
Autor:
Sabrina G. Albornoz, Sergio A. Giorgieri, María Luz Peralta Ramos, Claudio Javier Pérez, María Emilia Villanueva, Joaquín Antonio González, Guillermo Javier Copello
Publikováno v:
Chemical Engineering Journal. 285:581-587
In this work chitin hydrogels were reinforced with TiO 2 nanoparticles acting as fillers. The mechanical and physicochemical characteristics of these hydrogels were studied by oscillatory rheology, infrared spectroscopy (FTIR), Scanning Electron Micr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f4ee9677df5532d0335d64cbb2eedd02
https://doi.org/10.1016/j.cej.2015.10.035
https://doi.org/10.1016/j.cej.2015.10.035
Autor:
Claudio Javier Pérez, María Emilia Villanueva, María Luz Peralta Ramos, Gonzalo Galaburri, Guillermo Javier Copello, Joaquín Antonio González
In this work, the influence of graphene oxide (GO) reinforcement on keratin based smart hydrogel and its application for the emerging pollutant ciprofloxacin removal was studied. Firstly, the obtained material was characterized by Infrared Spectrosco
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fe516240d3192971f7b648e095bd0dae
https://www.sciencedirect.com/science/article/pii/S2213343718306900
https://www.sciencedirect.com/science/article/pii/S2213343718306900
Autor:
Lidia Leonor Piehl, Guillermo Javier Copello, María Emilia Villanueva, Joaquín Antonio González
Publikováno v:
Chemical Engineering Journal. 280:41-48
This work presents the synthesis of chitin (Chi) and chitin/graphene oxide (Chi:nGO) hybrid gels in mild conditions and their use as biosorbents in solid–liquid batch systems. The graphene oxide nanosheets, obtained from natural graphite through Hu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::57e5642a9b1c3061eb9eed72481801ae
https://doi.org/10.1016/j.cej.2015.05.112
https://doi.org/10.1016/j.cej.2015.05.112
Autor:
Guillermo Javier Copello, María Emilia Villanueva, S. Teves, Joaquín Antonio González, Ana Salinas
Publikováno v:
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
A coating comprising quaternary ammonium salts (QAS) and aliphatic moieties was formed on the poly(vinyl chloride) (PVC) surface in order to confer antibacterial activity. This was achieved by grafting mercaptopropyltrimethoxysilane onto PVC, followe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9ec346d9fd9842777f2d4abe3c13a0ea
https://doi.org/10.1039/c5nj01766a
https://doi.org/10.1039/c5nj01766a
Sustainable and smart keratin hydrogel with pH-sensitive swelling and enhanced mechanical properties
Autor:
Lucas Fabian, María Luz Peralta Ramos, Guillermo Javier Copello, Joaquín Antonio González, Claudio Javier Pérez, María Emilia Villanueva
Protein based hydrogels are a very interesting type of biomaterials with many probed strengths related to their source and chemical structure. Biocompatibility and biodegradability are accompanied by affordability when it comes to low cost sources. T
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3e769d451f38be342a45a7f8e5fdf06a
https://www.sciencedirect.com/science/article/pii/S0928493117301674
https://www.sciencedirect.com/science/article/pii/S0928493117301674
Autor:
María Emilia Villanueva, María Florencia Mazzobre, Luis E. Diaz, Joaquín Antonio González, Guillermo Javier Copello
Publikováno v:
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Chitin hybrid materials reinforced with graphene oxide nanosheets (nGO) have been prepared. The chitin : nGO ratio ranged from proportions where chitin was the main component to ones where nGO exceeded chitin. SEM and TEM images showed that high prop
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8c6773fa853fa61ec457c804f7801e38
https://doi.org/10.1039/c3ra47986b
https://doi.org/10.1039/c3ra47986b