Zobrazeno 1 - 10
of 110
pro vyhledávání: '"Margarida M. Antunes"'
Autor:
Kai Skrodczky, Margarida M. Antunes, Qingjun Zhu, Anabela A. Valente, Nicola Pinna, Patrícia A. Russo
Publikováno v:
Nanomaterials, Vol 13, Iss 23, p 3046 (2023)
The integration of metal oxide nanomaterials with mesoporous silica is a promising approach to exploiting the advantages of both types of materials. Traditional synthesis methods typically require multiple steps. This work instead presents a fast, on
Externí odkaz:
https://doaj.org/article/6d44d46ab18b47e19bd186db19ed4167
Autor:
Margarida M. Antunes, Andreia F. Silva, Auguste Fernandes, Filipa Ribeiro, Patrícia Neves, Martyn Pillinger, Anabela A. Valente
Publikováno v:
Frontiers in Chemistry, Vol 10 (2022)
The biomass-derived platform chemicals furfural and 5-(hydroxymethyl)furfural (HMF) may be converted to α-angelica lactone (AnL) and levulinic acid (LA). Presently, LA (synthesized from carbohydrates) has several multinational market players. Attrac
Externí odkaz:
https://doaj.org/article/516886b54b394936998503bd1546f74e
Autor:
Željko Petrovski, Margarida M. Antunes, Ana Soraia Mendo, Luís Cabrita, Isabel S. Gonçalves, Anabela A. Valente, Luís C. Branco
Publikováno v:
Reactions, Vol 1, Iss 2, Pp 147-161 (2020)
Ionic oxidoperoxido-molybdenum(VI) complexes of the type [Cat][MoO(O2)2(pic)], with pic = N,O-chelated picolinate ligand and Cat = monocation, were prepared in high yields (82–95%) from the precursor complex [H3O][MoO(O2)2(pic)] via [H]+ cation exc
Externí odkaz:
https://doaj.org/article/c078902aae5e45ba910b0998d4f39db5
Autor:
Diana M. Gomes, Patrícia Neves, Margarida M. Antunes, António J. S. Fernandes, Martyn Pillinger, Anabela A. Valente
Publikováno v:
Catalysts, Vol 12, Iss 12, p 1513 (2022)
Olefin epoxidation is an important transformation for the chemical valorization of olefins, which may derive from renewable sources or domestic/industrial waste. Different post-synthesis strategies were employed to introduce molybdenum species into m
Externí odkaz:
https://doaj.org/article/a63e8a74f3274ddb855921bdb7bf3b85
Autor:
Margarida M. Antunes, Andreia F. Silva, Carolina D. Bernardino, Auguste Fernandes, Filipa Ribeiro, Anabela A. Valente
Publikováno v:
Molecules, Vol 26, Iss 23, p 7203 (2021)
Heterogeneous catalysis, which has served well the petrochemical industry, may valuably contribute towards a bio-based economy by sustainably enabling selective reactions to renewable chemicals. Carbohydrate-containing matter may be obtained from var
Externí odkaz:
https://doaj.org/article/a58d5b9e78a34d648a165ccc9f4923c5
Versatile Coordination Polymer Catalyst for Acid Reactions Involving Biobased Heterocyclic Chemicals
Publikováno v:
Catalysts, Vol 11, Iss 2, p 190 (2021)
The chemical valorization/repurposing of biomass-derived chemicals contributes to a biobased economy. Furfural (Fur) is a recognized platform chemical produced from renewable lignocellulosic biomass, and furfuryl alcohol (FA) is its most important ap
Externí odkaz:
https://doaj.org/article/fda90fa27f9843659050e9e743053e4e
Autor:
Margarida M. Antunes, Andreia F. Silva, Auguste Fernandes, Martyn Pillinger, Filipa Ribeiro, Anabela A. Valente
Publikováno v:
Journal of Catalysis. 406:56-71
Different renewable bio-based routes leading to the versatile bioproduct c-valerolactone (GVL) were studied in integrated fashions, starting from furfural (Fur), a-angelica lactone (AnL) and levulinic acid (LA), in the presence of multifunctional haf
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7176734e418c000edd2d70a518329aaf
https://doi.org/10.1016/j.jcat.2021.12.022
https://doi.org/10.1016/j.jcat.2021.12.022
The selective chemical conversion of biomass components to useful bioproducts may contribute to a renewable resource-based economy. The selective production of target bioproducts may be accomplished using heterogeneous catalysts operating under relat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c109c3afd2362ffb6f8fd5220efe3b74
http://hdl.handle.net/10773/37627
http://hdl.handle.net/10773/37627
Autor:
Martyn Pillinger, Filipa Ribeiro, João Rocha, Margarida M. Antunes, Diogo Falcão, Anabela A. Valente, Auguste Fernandes
Publikováno v:
Catalysis Today. 362:162-174
The isomerization of d -glucose (Glu) to d -fructose (Fru) is a key step in the selective conversion of carbohydrate biomass to renewable products and has long been of great importance in the food and beverage industry. Expansion of the Fru market (f
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::89515445a29064c7ea2909b8444ff2bd
https://doi.org/10.1016/j.cattod.2020.03.024
https://doi.org/10.1016/j.cattod.2020.03.024
Autor:
Ana Soraia Mendo, Luis Cabrita, Željko Petrovski, Margarida M. Antunes, Anabela A. Valente, Isabel S. Gonçalves, Luís C. Branco
Publikováno v:
Reactions
Volume 1
Issue 2
Pages 12-161
Reactions, Vol 1, Iss 12, Pp 147-161 (2020)
Volume 1
Issue 2
Pages 12-161
Reactions, Vol 1, Iss 12, Pp 147-161 (2020)
Ionic oxidoperoxido-molybdenum(VI) complexes of the type [Cat][MoO(O2)2(pic)], with pic = N,O-chelated picolinate ligand and Cat = monocation, were prepared in high yields (82&ndash
95%) from the precursor complex [H3O][MoO(O2)2(pic)] via [H]+ c
95%) from the precursor complex [H3O][MoO(O2)2(pic)] via [H]+ c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::816e02a9371036f5ea1079f585a62f87
https://doi.org/10.3390/reactions1020012
https://doi.org/10.3390/reactions1020012