Zobrazeno 1 - 10
of 99
pro vyhledávání: '"Antonella Gervasini"'
Autor:
Sergio Gustavo Marchetti, Aline Auroux, Georgeta Postole, M.G. Galloni, Sebastiano Campisi, Antonella Gervasini
Publikováno v:
ChemCatChem
ChemCatChem, Wiley, 2020, 12 (6), pp.1676-1690. ⟨10.1002/cctc.201901813⟩
ChemCatChem, Wiley, 2020, 12 (6), pp.1676-1690. ⟨10.1002/cctc.201901813⟩
SSCI-VIDE+ATARI:CARE+MGL:AAU:GPO; International audience; Eco‐friendly catalysts have been obtained by functionalizing hydroxyapatite (HAP) with iron (Fe/HAP), according to three preparative methods (flash ionic exchange, deposition‐precipitation
Publikováno v:
New Journal of Chemistry. 44:5873-5883
A mesoporous carbon (CMC) has been treated under acidic conditions (32.5 wt% HNO3 at 10 °C or 40 °C) to prepare two new carbon samples (HCMC10 and HCMC40), which developed higher acidity in terms of quantity of sites and surface acid strength. The
Autor:
Guido Busca, Giarita Ferraro, Roberto Avolio, Antonella Gervasini, Nigel J. Clayden, Maria Emanuela Errico, Claudio Imparato, Alessandro Vergara, Brigida Silvestri, Antonio Aronne
Publikováno v:
Green chemistry (Online) 22 (2020): 7140–7151. doi:10.1039/D0GC02519D
info:cnr-pdr/source/autori:Nigel J. Clayden (a), Claudio Imparato (b), Roberto Avolio (c), Giarita Ferraro (d), Maria E. Errico (c), Alessandro Vergara (e), Guido Busca (f), Antonella Gervasini (g), Antonio Aronne (b), Brigida Silvestri (b)/titolo:Chloride-free hydrolytic sol-gel synthesis of Nb-P-Si oxides: an approach to solid acid materials/doi:10.1039%2FD0GC02519D/rivista:Green chemistry (Online)/anno:2020/pagina_da:7140/pagina_a:7151/intervallo_pagine:7140–7151/volume:22
info:cnr-pdr/source/autori:Nigel J. Clayden (a), Claudio Imparato (b), Roberto Avolio (c), Giarita Ferraro (d), Maria E. Errico (c), Alessandro Vergara (e), Guido Busca (f), Antonella Gervasini (g), Antonio Aronne (b), Brigida Silvestri (b)/titolo:Chloride-free hydrolytic sol-gel synthesis of Nb-P-Si oxides: an approach to solid acid materials/doi:10.1039%2FD0GC02519D/rivista:Green chemistry (Online)/anno:2020/pagina_da:7140/pagina_a:7151/intervallo_pagine:7140–7151/volume:22
Solid acids are the green alternative for heterogeneous acid catalysis, in particular for industrial processes exploiting biomass. Niobium–phosphorus oxides are valid candidates owing to their specific acidic properties and tolerance to water, on t
Autor:
Nigel J. Clayden, Antonio Aronne, Paolo Carniti, Claudio Imparato, Antonella Rossi, Antonella Gervasini, Sebastiano Campisi, Marzia Fantauzzi
Publikováno v:
Applied Catalysis A: General. 579:9-17
In this work, two acidic Nb P Si mixed oxide gel-derived materials characterized by Nb/P molar ratios equal to 2 (5Nb2.5P) and 1 (2.5NbP) were investigated for their surface and bulk properties in relation with the catalytic performances in the fruct
Autor:
Antonio Aronne, Pasquale Pernice, Paolo Carniti, Filippo Bossola, Claudio Imparato, Nigel J. Clayden, Antonella Gervasini
Publikováno v:
Molecular Catalysis. 458:280-286
The surface and catalytic properties of oxide ternary materials consisting of niobium-phosphorus-silicon, Nb-P-Si, with Nb/P = 1 and general formula xNb2O5·xP2O5·(100–2x)·SiO2, with x = 2.5, 5, 7.5, and 10, and Si content ranging from 95 to 80 m
Publikováno v:
Applied Surface Science
Applied Surface Science, Elsevier, 2021, 539, ⟨10.1016/j.apsusc.2020.148227⟩
Applied surface science 539 (2021). doi:10.1016/j.apsusc.2020.148227
info:cnr-pdr/source/autori:Campisi S.; Evangelisti C.; Postole G.; Gervasini A./titolo:Combination of interfacial reduction of hexavalent chromium and trivalent chromium immobilization on tin-functionalized hydroxyapatite materials/doi:10.1016%2Fj.apsusc.2020.148227/rivista:Applied surface science/anno:2021/pagina_da:/pagina_a:/intervallo_pagine:/volume:539
Applied Surface Science, Elsevier, 2021, 539, ⟨10.1016/j.apsusc.2020.148227⟩
Applied surface science 539 (2021). doi:10.1016/j.apsusc.2020.148227
info:cnr-pdr/source/autori:Campisi S.; Evangelisti C.; Postole G.; Gervasini A./titolo:Combination of interfacial reduction of hexavalent chromium and trivalent chromium immobilization on tin-functionalized hydroxyapatite materials/doi:10.1016%2Fj.apsusc.2020.148227/rivista:Applied surface science/anno:2021/pagina_da:/pagina_a:/intervallo_pagine:/volume:539
International audience; We present an ecofriendly hydroxyapatite (HAP) material functionalized with tin (Sn/HAP) for an efficient interfacial reduction of Cr(VI) to Cr(III).Tin was deposited on HAP at different concentrations (from 0.2 to 1.2 mmol/g)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cdf288d5648cc40a1cae02c901694672
https://hal.archives-ouvertes.fr/hal-03141644/file/Campisi2021.pdf
https://hal.archives-ouvertes.fr/hal-03141644/file/Campisi2021.pdf
Autor:
Piotr Pietrzyk, Paul Chesler, Veronica Bratan, Niculae I. Ionescu, Aline Auroux, Cristian Hornoiu, Antonella Gervasini, Mariana Scurtu, Georgeta Postole
Publikováno v:
Journal of Materials Science
Journal of Materials Science, Springer Verlag, 2020, 55 (---), pp.10466-10481. ⟨10.1007/s10853-020-04779-0⟩
Journal of Materials Science, Springer Verlag, 2020, 55 (---), pp.10466-10481. ⟨10.1007/s10853-020-04779-0⟩
A series of Pt-VOx/γ-Al2O3 catalysts with vanadium loading corresponding to 5 and 20 wt% V2O5 was prepared by impregnation method. The catalytic performance of the obtained materials was investigated in propene deep oxidation reaction. The catalysts
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::230cd5d660d3affe8fd6408a2ef2b490
https://hal.archives-ouvertes.fr/hal-02773840
https://hal.archives-ouvertes.fr/hal-02773840
Autor:
Nicola Scotti, Giuseppe Cappelletti, Marcello Marelli, Denise Cavuoto, Sebastiano Campisi, Federica Zaccheria, Antonella Gervasini, Nicoletta Ravasio
Publikováno v:
Molecular Catalysis. 516:111936
A new process for the selective hydrogenation of γ-valerolactone (GVL) to 1,4-pentanediol (1,4-PDO), interesting biobased monomer, has been set up. It relies on the use of a non-noble, nontoxic metal such as Cu on a very simple oxide support, namely
Autor:
Filippo Bossola, Antonella Gervasini, Paolo Carniti, Sebastiano Campisi, Mariana N. Catrinck, Reinaldo F. Teófilo
Publikováno v:
Catalysts, Vol 11, Iss 1077, p 1077 (2021)
Catalysts
Volume 11
Issue 9
Catalysts
Volume 11
Issue 9
In this work, some physical mixtures of Nb2O5·nH2O and NbOPO4 were prepared to study the role of phosphate groups in the total acidity of samples and in two reactions involving carbohydrate biomass: hydrolysis of polyfructane and dehydration of fruc
Autor:
Luciana Minieri, Rosa Vitiello, Martino Di Serio, Riccardo Tesser, Pasquale Pernice, Rosa Turco, Antonio Aronne, Paolo Carniti, Antonella Gervasini
Publikováno v:
Catalysis Today. 254:99-103
The catalytic activity of niobium oxide-based materials, containing the same amount of Nb 2 O 5 (∼15 wt%) and prepared by different methods, with that of pure Nb 2 O 5 in the epoxidation of methyl oleate with hydrogen peroxide was compared. The cat