Zobrazeno 1 - 10
of 426
pro vyhledávání: '"Vicente Rives"'
Publikováno v:
Molecules, Vol 28, Iss 12, p 4717 (2023)
Layered double hydroxides with the hydrotalcite-like structure, containing Mg2+, Al3+, and Fe3+ (with different Al/Fe ratios) in the layers, have been synthesized and fully characterized, as have the mixed oxides formed upon their calcination at 500
Externí odkaz:
https://doaj.org/article/c7fd4ca5949540b0908c3cc488bc4d13
Autor:
Denis T. de Araújo, Katia J. Ciuffi, Eduardo J. Nassar, Miguel A. Vicente, Raquel Trujillano, Vicente Rives, Elena P. Bernal, Emerson H. de Faria
Publikováno v:
Applied Surface Science Advances, Vol 4, Iss , Pp 100081- (2021)
The amidation reaction catalyzed by boric acid between the amino acids proline and phenylalanine and the alkoxide 3-aminopropyltriethoxysilane was studied. Afterwards, the modified alkoxide was used to functionalize the clay mineral kaolinite. The hy
Externí odkaz:
https://doaj.org/article/cba6f5e95bab4d6dbbef3bb7a688f8ba
Publikováno v:
Molecules, Vol 27, Iss 9, p 2904 (2022)
Two titania photocatalysts have been prepared using the sol–gel method using TiCl4 as a precursor, and two different alcohols, namely, ethanol or propanol (Et or Pr). The main aim of this work was to study the effect of the nature of the alcohol on
Externí odkaz:
https://doaj.org/article/56356a4ec4b54e50b04931f35deb238e
Autor:
Hugo Baldan Junior, Evane da Silva, Michelle Saltarelli, Denise Crispim, Eduardo J. Nassar, Raquel Trujillano, Vicente Rives, Miguel A. Vicente, Antonio Gil, Sophia A. Korili, Emerson H. de Faria, Katia J. Ciuffi
Publikováno v:
Applied Surface Science Advances, Vol 1, Iss , Pp 100025- (2020)
Sepiolite clay mineral was functionalized with (3-chloropropyl)triethoxysilane (ClPTES) or 3-[tri(ethoxy/methoxy)silyl] propylurea (TEMSPU) alkoxides and tested as adsorbent for herbicide glyphosate and also of caffeine, two pollutants with very diff
Externí odkaz:
https://doaj.org/article/477948714004497a92bcaa673f7db065
Publikováno v:
Materials, Vol 15, Iss 1, p 163 (2021)
Nylon/saponite nanocomposites were synthesized and characterized. The nanocomposites were prepared by means of a fast, efficient, low cost, and environmentally friendly method. All of the tested preparations resulted in the pre-designed nanocomposite
Externí odkaz:
https://doaj.org/article/d3fff6b8cf1043a590ef0aceb60bf4e5
Publikováno v:
Energies, Vol 14, Iss 21, p 7414 (2021)
Synthetic saponites were successfully used to prepare phase change materials (PCMs) based on paraffin/synthetic saponite. Paraffin/synthetic saponites PCMs were prepared by a solution intercalation process. The PCMs were characterized by powder X-ray
Externí odkaz:
https://doaj.org/article/10db0ef2f5854b4982736bd7050b9189
Publikováno v:
ChemEngineering, Vol 4, Iss 3, p 53 (2020)
Nowadays, the contamination of groundwater and soils by highly hazardous and toxic chlorinated solvents is a global issue. Over the past years, different remediation strategies have been developed, involving injection of reactive solutions and/or par
Externí odkaz:
https://doaj.org/article/a7749787ad1d4592b99dffa6b58f0532
Publikováno v:
Catalysts, Vol 10, Iss 6, p 702 (2020)
A Zn,Al layered double hydroxide (LDH), with the hydrotalcite structure and the mixed oxide obtained upon its calcination at 650 °C, was tested in the adsorption and photocatalytic degradation of 4-Nitrophenol in aqueous solution. The Zn,Al LDH was
Externí odkaz:
https://doaj.org/article/0a7b3794a25244f7ad476fd063121c83
Autor:
Karen Maria Dietmann, Tobias Linke, Miguel del Nogal Sánchez, José Luis Pérez Pavón, Vicente Rives
Publikováno v:
Minerals, Vol 10, Iss 5, p 462 (2020)
The contamination by chlorinated organic solvents is a worldwide problem as they can deeply penetrate aquifers, accumulating in the sub-surface as lenses of highly hazardous pollutants. In recent years, so called in situ oxidation processes have been
Externí odkaz:
https://doaj.org/article/e856b6c8a5cc42059e302d978ea9bf83
Publikováno v:
Processing and Application of Ceramics, Vol 4, Iss 4, Pp 237-243 (2010)
New [Y2-x Mx][Sn2-x Mx]O7-3x/2 (0 ≤x≤ 0.30 for M = Mg and 0 ≤x≤ 0.36 for M = Zn) solid solutions with the pyrochlore structure were synthesized via high-temperature solid-state reaction method. Powder X-ray diffraction (PXRD) patterns and Fou
Externí odkaz:
https://doaj.org/article/11c9a8d4977c4ee59aadfe2a9af3a001