SURFACES, INTERFACES AND MOLECULAR DYNAMICS

Surface Photochemistry

  • Theranostic studies in cancer using new porphyrins
  • Photochemical and photobiological studies of near infrared functional dyes (cyanines, rhodamines, porphyrins, and squarylium dyes), for usage as fluorescent markers and agents for photodynamic therapy
  • New mesostructured and nanostructured TiO2 doped materials for photovoltaic cells
  • Archaeometric studies of Islamic Ceramics in Portugal, 8th to 13th centuries


Representative Publications:
  • D.P. Ferreira, D.S. Conceição, Y. Prostota, P.F. Santos, L.F. Vieira Ferreira, Fluorescent “rhodamine-like” hemicyanines derived from the 6-(N,N-diethylamino)-1,2,3,4-tetrahydroxanthylium system, Dyes and Pigments, 2015, 112, 73-80
  • D.P. Ferreira, D.S.Conceição, V.R.A. Ferreira, V.C. Graça, P.F. Santos, L.F. Vieira Ferreira, Photochemical properties of squarylium cyanine dyes, Photochem. Photobiol. Sci., 2013, 12, 1948
  • D.S. Conceição, D.P. Ferreira, L.F. Vieira Ferreira, Photochemistry and Cytotoxicity Evaluation of Heptamethinecyanine Near Infrared (NIR) Dyes, Int. J. Mol. Sci. 2013, 14, 18557
  • L.F. Vieira Ferreira, D.S. Conceição, D.P. Ferreira, L.F. Santos, T. M. Casimiro, I. Ferreira Machado, Portuguese 16th century tiles from Santo António da Charneca’s kiln: a spectroscopic characterization of pigments, glazes and pastes, J. Raman Spec., 2014, 45, 838-847


Characterization and Modification of Hybrid Systems

  • Preparation of closed and open biopolymer films
  • Nucleation and growth of metallic and oxide nanoparticles on biopolymer films
  • Characterization of several surfaces, namely catalysts TiO2-based


Representative Publications:
  • A.P. Carapeto, A.M. Ferraria, P. Brogueira, S. Boufi, A.M. Botelho do Rego, Cellulose films: designing template-free nanoporous cellulose films on semiconducting surfaces, Microsc. Microanal., 2014 (accepted)
  • A. Hamdi, A.M. Ferraria, A.M. Botelho do Rego, D.P. Ferreira, D.S. Conceição, L. F. Vieira Ferreira, S. Bouattour, Bi-Y doped and co-doped TiO2 nanoparticles: characterization and photocatalytic activity under visible light irradiation, J. Molec. Catal. A-Chem, 2013, 380, 34-42
  • A.M. Botelho do Rego, A.M. Ferraria, M. Rei Vilar, Grafting of Cobaltic Protoporphyrin IX on Semiconductors towards Sensing Devices: Vibrational and Electronic High-Resolution Electron Energy Loss Spectroscopy and X-ray Photoelectron Spectroscopy Study, J. Phys. Chem C., 2013, 117, 22298-22306
  • S. Boufi, M. Rei Vilar, A.M. Ferraria, A.M. Botelho do Rego, In situ photochemical generation of Ag and Au nanoparticles on chitosane, Colloid. Surf. A, 2013, 439, 151-158


Surface Reactivity and Nanostructured Sol-Gel Systems

  • Surface Reactivity: interactions of Ruthenium in different oxidation states with biologically relevant molecules (TRL 1)
  • Nanostructured sol-gel systems: production and characterization of functionalized silica nanocapsules for anti-tumor drugs encapsulation and release (TRL 2-3); development of hybrid silica-polymer aerogels for different applications, namely thermal nanorenders (TRL 5), high performance insulators (TRL 3) and superhydrophobic coatings (TRL 5-6).

Representative Publications:
  • R. Ciriminna, A. Fidalgo, F. Béland, V. Pandarus, L.M. Ilharco, M. Pagliaro, The Sol-Gel Route to Advanced Silica-Based Materials and Recent Applications Specific Surface, Chemical Reviews 2013, 113 (8), 6592-6620 – Cover
  • M.F. Júlio, L.M. Ilharco, Superhydrophobic Hybrid Aerogel Powders From Waterglass with Distinctive Applications, Microporous and Mesoporous Materials 2014, 199, 29-39
  • L. M. F. Lopes, L. M. Ilharco , Hydrofluoric Acid-induced Fluorination and Formation of Silica Nanocapsules for 19F Magnetic Resonance Imaging, RSC Advances. 2014, 4, 16931-16934.
  • A. R. Garcia, A. Galvão, L. M. Ilharco, Reactivity of Pyrimide on Clean Ru(0001): Experimental and Calculated Infrared Spectra , J. Phys. Chem C 2014, 118, 17521-17530.

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