Photochromic fused-naphthopyrans without residual colour

Céu M. Sousa, Jerome Berthet, Stephanie Delbaere and Paulo J. Coelho.

Journal of Organic Chemistry 2012, 77 (8), 3959–3968.


Preventing the formation of the long-lived coloured transoid-trans photoisomer in photochromic benzopyrans

Céu M. Sousa, João Pina, João Seixas de Melo, Jérôme Berthet, Stéphanie Delbaere and Paulo J. Coelho

Organic Letters 2011, 13, 4040-4043.



Synthesis and characterization of novel diazenes bearing pyrrole, thiophene and thiazole heterocycles as efficient photochromic and nonlinear optical (NLO) materials

M. Manuela M. Raposo, A. Maurício C. Fonseca, M. Cidália R. Castro, M. Belsley, M. Fátima S. Cardoso, Luís M. Carvalho and Paulo J. Coelho.

Dyes and Pigments 2011, 91, 62-73.



Photochromic and photophysical properties of new benzo- and naphtho[1,3] oxazine switches

Yaroslav Prostota, Paulo Jorge Coelho, João Pina João, Seixas de Melo. Photochemical & Photobiological Sciences  2011, 10, 1346–1354.



NMR investigation of the dyes formed under UV irradiation of some photochromic indeno-fused naphthopyrans

J. Berthet, P.J. Coelho, L.M. Carvalho, G. Vermeersch S.Delbaere,

Journal of Photochemistry and Photobiology A: Chemistry 208, 2009, 180–185.



Aza-substituted squaraines for the fluorescent detection of albumins.

Volkova, K. D.; Kovalska, V. B.; Losytskyy, M. Y.; Reis, L. V.; Santos, P. F.; Almeida, P.; Lynch, D. E.; Yarmoluk, S. M.

Dyes and Pigments, 2011, 90, 41-47.



Crystal structures of a benzoselenazole-derived squarylium cyanine dye and three derivatives substituted at the central squaric ring

Santos, P. F.; Reis, L. V.; Almeida, P.; Lynch,  D. E.

Crystal Engineering Communications 2011, 13, 1333-1338.



The synthesis and characterization of novel, aza-substituted squarylium cyanine dyes

Reis, L. V.; Serrano, J. P.; Almeida, P.;. Santos, P. F.

Dyes and Pigments 2009, 81 (3), 197-202.


Near-infrared absorbing delocalized cationic azo dyes

Salvador M. A.; Almeida P.; Reis, L. V.; Santos, P. F.

Dyes and Pigments, 2009, 82 (2), 118–123.



2-Nitrosobenzothiazoles: useful synthons for new azobenzothiazole dyes

Faustino, H.; El-Shishtawy, R. M.; Reis, L. V.; Santos, P. F.; Almeida, P.

Tetrahedron Letters, 2008, 49 (48), 6907-6909.

CO oxidation using gold supported on Ce-Mn-O composite materials.

S.A.C. Carabineiro, A.M.T. SILVA, G. Dražic, P.B. Tavares, J.L. Figueiredo, (2012).