Zobrazeno 1 - 10
of 98
pro vyhledávání: '"Elisabete C. B. A. Alegria"'
Publikováno v:
Catalysts, Vol 13, Iss 7, p 1137 (2023)
This review highlights recent research on the application of core–shell structured materials as catalysts in the oxidation of alcohols to value-added products, such as benzaldehyde, acetophenone, benzophenone, cinnamaldehyde, and vanillin, among ot
Externí odkaz:
https://doaj.org/article/4b78930c1c7540d098a7fd6f40a8ea5d
Publikováno v:
Chemosensors, Vol 11, Iss 5, p 303 (2023)
The recent progresses in the research of plasmonic phenomena and materials paved the route toward the development of optical sensing platforms based on metal nanostructures with a great potential to be integrated into point-of-care (POC) devices for
Externí odkaz:
https://doaj.org/article/e94a61e4e4ad4da2b639fe6f79a8f578
Publikováno v:
Chemosensors, Vol 10, Iss 7, p 237 (2022)
Plasmonic phenomena and materials have been extensively investigated for a long time and gained popularity in the last few years, finding in the design of the biosensors platforms promising applications offering devices with excellent performances. H
Externí odkaz:
https://doaj.org/article/eed25b8e189944ee9ab73e877d87ead4
Publikováno v:
Biosensors, Vol 12, Iss 4, p 225 (2022)
In SERS analysis, the specificity of molecular fingerprints is combined with potential single-molecule sensitivity so that is an attractive tool to detect molecules in trace amounts. Although several substrates have been widely used from early on, th
Externí odkaz:
https://doaj.org/article/c0e0cdf5c73f45278eb774133ae59fba
Autor:
Ana P. G. Carvalho, Elisabete C. B. A. Alegria, Alessandro Fantoni, Ana M. Ferraria, Ana M. Botelho do Rego, Ana P. C. Ribeiro
Publikováno v:
Biosensors, Vol 12, Iss 3, p 163 (2022)
Aiming to develop a nanoparticle-based optical biosensor using gold nanoparticles (AuNPs) synthesized using green methods and supported by carbon-based nanomaterials, we studied the role of carbon derivatives in promoting AuNPs localized surface plas
Externí odkaz:
https://doaj.org/article/f509b34f39dd4773825140ce767f421d
Autor:
Anirban Karmakar, Mohamed M. A. Soliman, Elisabete C. B. A. Alegria, Maria Fátima C. Guedes da Silva, Armando J. L. Pombeiro
Publikováno v:
Catalysts, Vol 12, Iss 3, p 294 (2022)
Solvothermal reactions between the polyaromatic group containing carboxylic acid pro-ligands 5-{(pyren-1-ylmethyl)amino}isophthalic acid (H2L1) and 5-{(anthracen-9-ylmethyl)amino}isophthalic acid (H2L2) with Zn(NO3)2·6H2O led to the formation of the
Externí odkaz:
https://doaj.org/article/24d0327f9e4d41fb81a3097e4a9d3498
Autor:
Manas Sutradhar, Elisabete C. B. A. Alegria, Tannistha Roy Barman, M. Fátima C. Guedes da Silva, Cai-Ming Liu, Armando J. L. Pombeiro
Publikováno v:
Frontiers in Chemistry, Vol 8 (2020)
The 1D Cu(II) coordination polymers [Cu3(L1)(NO3)4(H2O)2]n (1) and [Cu2(H2L2)(NO3)(H2O)2]n(NO3)n (2) have been synthesized using the aroylhyrazone Schiff bases N'1,N'2-bis(pyridin-2-ylmethylene)oxalohydrazide (H2L1) and N'1,N'3-bis(2-hydroxybenzylide
Externí odkaz:
https://doaj.org/article/e6a35ebc25d04c90aa954e4b6208e216
Autor:
Tannistha Roy Barman, Manas Sutradhar, Elisabete C. B. A. Alegria, Maria de Fátima C. Guedes da Silva, Armando J. L. Pombeiro
Publikováno v:
Catalysts, Vol 10, Iss 10, p 1175 (2020)
In this study, the mononuclear Fe(III) complex [Fe(HL)(NO3)(H2O)2]NO3 (1) derived from Nʹ-acetylpyrazine-2-carbohydrazide (H2L) was synthesized and characterized by several physicochemical methods, e.g., elemental analysis, infrared (IR) spectroscop
Externí odkaz:
https://doaj.org/article/657859ceaa3244c990544efa99a94262
Autor:
Mohamed M. A. Soliman, Maximilian N. Kopylovich, Elisabete C. B. A. Alegria, Ana P. C. Ribeiro, Ana M. Ferraria, Ana M. Botelho do Rego, Luís M. M. Correia, Marta S. Saraiva, Armando J. L. Pombeiro
Publikováno v:
Molecules, Vol 25, Iss 3, p 740 (2020)
Iron-containing particulate catalysts of 0.1−1 µm size were prepared by wet and ball-milling procedures from common salts and characterized by FTIR, TGA, UV-Vis, PXRD, FEG-SEM, and XPS analyses. It was found that when the wet method was used, semi
Externí odkaz:
https://doaj.org/article/38dabc05d5384e829a2d86f83a8003ce
Autor:
Zhen Ma, Qijun Wang, Elisabete C. B. A. Alegria, M. Fátima C. Guedes da Silva, Luísa M. D. R. S. Martins, João P. Telo, Isabel Correia, Armando J. L. Pombeiro
Publikováno v:
Catalysts, Vol 9, Iss 5, p 424 (2019)
Reactions between N6O4 macrocyclic 1,4,19,22,25,40-hexaaza-10,13,31,34-tetraoxa-6,14,27,35(1,4)-tetrabenzenacyclopentacontane (L) and several copper salts (viz. trifuoromethane and toluene sulfonates, nitrate, perchlorate, benzoate, and acetate) led
Externí odkaz:
https://doaj.org/article/3420eb31b3d74274a1b172986ef69e4e