Encontrados 3 documentos, a visualizar página 1 de 1
Synthesis, spectroscopy, photophysics and thermal behaviour of stilbene-based t...
Gigante, Bárbara; Esteves, M. Alexandra; Pires, N.; Davies, Matthew L.; Douglas, Peter; Fonseca, Sofia M.; Burrows, Hugh D.; Pina, JoãoNovel stilbene-based triarylamines with dehydroabietic acid methyl ester moieties have been synthesised by palladium catalysed C–N coupling reactions. The presence of the bulky dehydroabietic acid group increases solubility, hinders crystallisation and permits their sublimation while preserving their electronic and optical characteristics. This makes them good candidates for various molecular electronic applica...
Chiral salen complexes immobilized on organic resins as heterogeneous catalysts...
Esteves, M. Alexandra; Santos, Célia; Guerreiro, A. Margarida; Baleizão, Carlos; Gigante, Bárbara
Picosecond Structural Relaxation of Abietic Acid Based Amine End Capped Para-Ph...
Paolo, Roberto E. Di; Gigante, Barbara; Esteves, Maria A.; Pires, Natércia; Santos, Célia; Lameiro, Maria H.; Melo, João Seixas de; Burrows, Hugh D.The synthesis and photophysical properties of six new abietic acid based amine end-capped p-phenylenevinylene trimers (AECPV3) in their lowest excited singlet states are presented. The AECPV3 compounds show a large red-shift of both the absorption (25-30 nm) and emission (37-42 nm) maxima with respect to those of the corresponding trimers. Picosecond time-resolved fluorescence data reveal the presence of a fast...
| Financiadores do RCAAP | |||||||
|
|
|
|
|
|
||