| Issue Date | Title | Author(s) | Type | Access |
1 | 2002 | Triplet state dynamics on isolated conjugated polymer chains | Burrows, H. D. ; Seixas de Melo, J. ; Serpa, C. ; Arnaut, L. G. ; Miguel, M. da G. ; Monkman, A. P. ; Hamblett, I. ; Navaratnam, S. | article | openAccess |
2 | 2008 | The effect of gamma-cyclodextrin addition in the self-assembly behavior of pyrene labeled poly(acrylic) acid with different chain sizes | Costa, Telma ; Melo, J. S. Seixas de | article | openAccess |
3 | 2008 | Picosecond Structural Relaxation of Abietic Acid Based Amine End Capped Para-Phenylenevinylene Trimers in Solution | Paolo, Roberto E. Di ; Gigante, Barbara ; Esteves, Maria A. ; Pires, Natércia ; Santos, Célia ; Lameiro, Maria H. ; Melo, João Seixas de ; Burrows, Hugh D. ; Maçanita, António L. | article | openAccess |
4 | 5-Oct-2004 | Fluorescence Enhancement of the Water- Soluble Poly{1,4-phenylene-[9,9-bis- (4-phenoxybutylsulfonate)]fluorene-2,7-diyl} Copolymer in n-Dodecylpentaoxyethylene Glycol Ether Micelles | Burrows, H. D. ; Lobo, V. M. M. ; Pina, J. ; Ramos, M. L. ; Melo, J. Seixas de ; Valente, A. J. M. ; Tapia, M. J. ; Pradhan, S. ; Scherf, U. | article | openAccess |
5 | May-2001 | Spectroscopic characterization of α- and γ-pyrones and their substituted 4-hydroxy and 4-methoxy derivatives: an integrated infrared, photophysical and theoretical study | Melo, J. Seixas de ; Pina, G. Quinteiro, J. ; Breda, S. ; Fausto, R. | article | openAccess |
6 | 2007 | The Triplet State of Indigo13 | Melo, J. Sérgio Seixas de ; Burrows, Hugh D. ; Serpa, Carlos ; Arnaut, Luis G. | article | openAccess |
7 | 3-May-2007 | Interplay of Electrostatic and Hydrophobic Effects with Binding of Cationic Gemini Surfactants and a Conjugated Polyanion: Experimental and Molecular Modeling Studies | Burrows, Hugh D. ; Tapia, María J. ; Silva, Cláudia L. ; Pais, Alberto A. C. C. ; Fonseca, Sofia M. ; Pina, João ; Melo, J. Seixas de ; Wang, Yujie ; Marques, Eduardo F. ; Knaapila, Matti; Monkman, Andrew P. ; Garamus, Vasil M.; Pradhan, Swapna ; Scherf, Ullrich | article | openAccess |
8 | 2017 | Platinum(II) Ring-Fused Chlorins as Near-Infrared Emitting Oxygen Sensors and Photodynamic Agents | Pereira, Nelson A. M. ; Laranjo, Mafalda ; Casalta-Lopes, João ; Serra, Arménio C. ; Piñeiro, Marta ; Pina, João ; Seixas de Melo, J. Sérgio ; Senge, Mathias O. ; Botelho, M. Filomena ; Martelo, Liliana ; Burrows, Hugh D. ; Pinho e Melo, Teresa M. V. D. | article | embargoedAccess |
9 | 2006 | Spectral and Photophysical Studies of Substituted Indigo Derivatives in Their Keto Forms | Melo, J. Sérgio Seixas de ; Rondão, Raquel ; Burrows, Hugh D. ; Melo, Maria J. ; Navaratnam, Suppiah ; Edge, Ruth ; Voss, Gundula | article | openAccess |
10 | 28-Nov-1996 | Comprehensive Evaluation of the Absorption, Photophysical, Energy Transfer, Structural, and Theoretical Properties of α-Oligothiophenes with One to Seven Rings | Becker, Ralph S. ; Melo, J. Seixas de ; Maçanita, António L. ; Elisei, Fausto | article | openAccess |
11 | Jun-1994 | Photophysical Behavior of Coumarins as a Function of Substitution and Solvent: Experimental Evidence for the Existence of a Lowest Lying 1(n,.pi.*) State | Melo, J. Sérgio Seixas de ; Becker, Ralph S. ; Maçanita, António L. | article | openAccess |
12 | 2009 | A resonance Rayleigh scattering study of unlabeled and pyrene-labeled poly(acrylic acid) polymers | Costa, Telma ; Seixas de Melo, J. | article | openAccess |
13 | 17-May-2007 | Spectral and Photophysical Studies of Poly[2,6-(1,5-dioctylnaphthalene)]thiophenes | Pina, J. ; Melo, J. Seixas de ; Burrows, H. D. ; Galbrecht, F. ; Nehls, B. S. ; Farrell, T. ; Scherf, U. | article | openAccess |
14 | 17-Dec-2003 | Characterization of the Triplet State of Tris(8-hydroxyquinoline)aluminium(III) in Benzene Solution | Burrows, Hugh D. ; Fernandes, Mariana ; Melo, J. Seixas de ; Monkman, Andrew P. ; Navaratnam, Suppiah | article | openAccess |
15 | 2008 | Synthesis, Structural and Photophysical Evaluations of Urea Based Fluorescent PET Sensors for Anions | Santos, Cidália M. G. Dos ; Glynn, Mark ; Mccabe, Tomas ; Melo, J. Sérgio Seixas de ; Burrows, Hugh D. ; Gunnlaugsson, Thorfinnur | article | openAccess |
16 | 2017 | Insights into the Photophysics and Supramolecular Organization of Congo Red in Solution and the Solid State | Costa, Ana L. ; Gomes, Ana C. ; Pillinger, Martyn ; Gonçalves, Isabel S. ; Pina, João ; Seixas de Melo, J. Sérgio | article | embargoedAccess |
17 | Nov-2014 | From yellow to pink using a fluorimetric and colorimetric pyrene derivative and mercury (II) ions | Pinheiro, Daniela ; Castro, Catherine S. de ; Melo, J. Sérgio Seixas de ; Oliveira, Elisabete ; Nuñez, Cristina ; Fernández-Lodeiro, Adrián ; Capelo, José Luis ; Lodeiro, Carlos | article | openAccess |
18 | Oct-2013 | The first substituted macrocyclic ligand Py2N4S2 containing four naphthylmethylene pendant-armed groups: synthesis and photophysical properties | García, Verónica ; Aldrey, Anxela ; Castro, Catherine S. de ; Bastida, Rufina ; Macías, Alejandro ; Lodeiro, Carlos ; Melo, J. Sérgio Seixas de ; Núñez, Cristina | article | openAccess |
19 | 2004 | On the triplet state of poly(N-vinylcarbazole) | Pina, J. ; Seixas de Melo, J. ; Burrows, H. D. ; Monkman, A. P. ; Navaratnam, S. | article | openAccess |
20 | 10-Aug-2006 | Spectral and Photophysical Studies on Cruciform Oligothiophenes in Solution and the Solid State | Pina, J. ; Melo, J. Seixas de ; Burrows, H. D. ; Bilge, A. ; Farrell, T. ; Forster, M. ; Scherf, U. | article | openAccess |
21 | 2005 | Interactions between surfactants and {1,4-phenylene-[9,9-bis(4-phenoxy-butylsulfonate)]fluorene-2,7-diyl} | Burrows, H. D. ; Lobo, V. M. M. ; Pina, J. ; Ramos, M. L. ; Melo, J. Seixas de ; Valente, A. J. M. ; Tapia, M. J. ; Pradhan, S. ; Scherf, U. | article | openAccess |
22 | 27-Apr-2006 | Triplet-State and Singlet Oxygen Formation in Fluorene-Based Alternating Copolymers | Fonseca, S. M. ; Pina, J. ; Arnaut, L. G. ; Melo, J. Seixas de ; Burrows, H. D. ; Chattopadhyay, N. ; Alcácer, L. ; Charas, A. ; Morgado, J. | article | openAccess |
23 | 10-Jul-2003 | Intramolecular Excimer Formation in a Tripodal Polyamine Receptor Containing Three Naphthalene Fluorophores | Albelda, M. Teresa ; García-España, Enrique ; Gil, Laura ; Lima, João C. ; Lodeiro, Carlos ; Melo, J. Seixas de ; Melo, M. João ; Parola, A. Jorge ; Pi | article | openAccess |
24 | 2008 | Thiophene-phenylene/naphthalene-based step-ladder copolymers | Bünnagel, Torsten W. ; Nehls, Benjamin S. ; Galbrecht, Frank ; Schottler, Kristina ; Kudla, Christof J. ; Volk, Markus ; Pina, João ; Melo, João S. Seixas de ; Burrows, Hugh D. ; Scherf, Ullrich | article | openAccess |
25 | 2006 | Intramolecular excimer formation and sensing behavior of new fluorimetric probes and their interactions with metal cations and barbituric acids | Lodeiro, C. ; Lima, J. C. ; Parola, A. J. ; Melo, J. S. Seixas de ; Capelo, J. L. ; Covelo, B. ; Tamayo, A. ; Pedras, B. | article | openAccess |
26 | 5-Sep-2002 | Long Range Electron Transfer Quenching in Polyamine Chains Bearing a Terminal Naphthalene Unit | Pina, Fernando ; Lima, J. C. ; Lodeiro, Carlos ; Melo, J. Seixas de ; Díaz, Pilar ; Teresa Albelda, M. ; García-España, Enrique | article | openAccess |
27 | 2008 | The use of microspectrofluorimetry for the characterization of lake pigments | Claro, Ana ; Melo, Maria J. ; Schäfer, Stephan ; Melo, J. Sérgio Seixas de ; Pina, Fernando ; Berg, Klaas Jan van den ; Burnstock, Aviva | article | openAccess |
28 | 6-Mar-2006 | Photophysical Studies of α,ω-Dicyano-oligothiophenes NC(C4H2S)nCN (n = 1−6) | Pina, J. ; Burrows, H. D. ; Becker, R. S. ; Dias, F. B. ; Maçanita, A. L. ; Melo, J. Seixas de | article | openAccess |
29 | 28-Dec-2006 | Photophysics of an Indigo Derivative (Keto and Leuco Structures) with Singular Properties | Melo, J. Seixas de ; Rondão, R. ; Burrows, H. D. ; Melo, M. J. ; Navaratnam, S. ; Edge, R. ; Voss, G. | article | openAccess |
30 | 20-Oct-2005 | Interaction between the Water Soluble Poly{1,4-phenylene-[9,9-bis(4-phenoxy butylsulfonate)]fluorene-2,7-diyl} Copolymer and Ionic Surfactants Followed by Spectroscopic and Conductivity Measurements | Tapia, M. J. ; Burrows, H. D. ; Valente, A. J. M. ; Pradhan, S. ; Scherf, U. ; Lobo, V. M. M. ; Pina, J. ; Melo, J. Seixas de | article | openAccess |
31 | Sep-2014 | Spectroscopic and photophysical studies of a naphthalene-based emissive probe for metal cations | Castro, Catherine S. de ; Melo, J. Sérgio Seixas de ; Fernández-Lodeiro, Adrián ; Núñez, Cristina ; Lodeiro, Carlos | article | openAccess |
32 | 2004 | The effect of substitution and isomeric imperfection on the photophysical behaviour of p-phenylenevinylene trimers | Melo, J. Seixas de ; Pina, J. ; Burrows, H. D. ; Brocke, S. ; Herzog, O. ; Thorn-Csányi, E. | article | openAccess |
33 | 2004 | Hole formation and transfer in poly[9,9-di(ethylhexyl)fluorene] and an amine end-capped derivative in solution | Burrows, H. D. ; Seixas de Melo, J. ; Forster, M. ; Güntner, R. ; Scherf, U. ; Monkman, A. P. ; Navaratnam, S. | article | openAccess |
34 | 2008 | A comprehensive study of the spectral and photophysical properties of arylthiophenes | Melo, J. Seixas de ; Pina, J. ; Rodrigues, L. M. ; Becker, R. S. | article | openAccess |
35 | 17-Mar-2021 | Synthesis, photophysical and electrochemical studies on tryptanthrin and indigo derivatives. Historic molecules with modern applications | Pinheiro, Daniela Ribeiro | doctoralThesis | embargoedAccess |
36 | 2005 | Singlet and triplet energy transfer in a bichromophoric system with anthracene covalently linked through sulfonamide to a meso-tetraphenylporphyrin | Melo, J. Seixas de ; Sobral, Abílio J. F. N. ; Gonsalves, A. M. d'A. Rocha ; Burrows, Hugh D. | article | openAccess |
37 | 6-Sep-2007 | Spectral and Photophysical Characterization of Donor-π-Acceptor Arylthienyl- and Bithienyl-Benzothiazole Derivatives in Solution and Solid State | Pina, João ; Melo, J. Sérgio Seixas de ; Burrows, Hugh D. ; Batista, Rosa M. F. ; Costa, Susana P. G. ; Raposo, M. Manuela M. | article | openAccess |
38 | 6-Dec-2017 | Synthesis and photophysical studies of new host-guest hybrid organic-inorganic systems | Costa, Ana Luísa Silva da | doctoralThesis | embargoedAccess (6 months) |
39 | Sep-2010 | Estudos fotofísicos e de modelação molecular do poli(ácido acrílico) modificado com pireno | Castro, Catherine Suenne de | masterThesis | openAccess |
40 | Sep-2016 | Síntese e caracterização fotofísica de derivados sulfonados do tioindigo | Pereira, Ricardo Daniel da Costa | masterThesis | openAccess |
41 | Sep-2012 | Antocianinas como fotoprotectores naturais | Costa, Damien Oliveira da | masterThesis | openAccess |
42 | Sep-2016 | Excited State Characterization of Oligoand Polythiophene Derivatives: Tetraphenylethene-Substituted Thiophenes, Aryl-Bithiophenes and Alternating Donor-Acceptor Indigo- Cyclopentadithiophene Copolymers | Alnady, Mohamed Maged Saad Abdelati | masterThesis | openAccess |
43 | 2006 | Electron Transfer in Supercritical Carbon Dioxide: Ultraexothermic Charge Recombination at the End of the ldquoInverted Regionrdquo | Serpa, Carlos ; Gomes, Paulo J. S. ; Arnaut, Luis G. ; Formosinho, Sebastião J. ; Pina, João ; Melo, J. Seixas de | article | openAccess |
44 | 2008 | A Study in Mauve: Unveiling Perkin's Dye in Historic Samples | Sousa, Micaela M. ; Melo, Maria J. ; Parola, A. Jorge ; Morris, Peter J. T. ; Rzepa, Henry S. ; Melo, J. Sérgio Seixas de | article | openAccess |
45 | 10-Oct-2012 | Caraterização de Estados Eletrónicos Excitados de Moléculas Orgânicas | Melo, João Sérgio Seixas de | other | openAccess |
46 | 10-Oct-2012 | Relatório da disciplina de fotoquímica: programa, conteúdos e métodos | Melo, João Sérgio Seixas de | other | openAccess |
47 | 25-Dec-2003 | Energetics and Dynamics of Naphthalene Polyaminic Derivatives. Influence of Structural Design in the Balance Static vs Dynamic Excimer Formation | Melo, J. Seixas de ; Pina, J. ; Pina, F. ; Lodeiro, C. ; Parola, A. J. ; Lima, J. C. ; Teresa Albelda, M. ; Paz Clares, M. ; Garcia-España, Enrique | article | openAccess |
48 | 2006 | Electronic spectral and photophysical properties of some p-phenylenevinylene oligomers in solution and thin films | Melo, J. Seixas de ; Pina, J. ; Burrows, H. D. ; Di Paolo, R. E. ; Maçanita, A. L. | article | openAccess |
49 | 31-Jan-2008 | Excited State Properties of Oligophenyl and Oligothienyl Swivel Cruciforms | Pina, J. ; Melo, J. Seixas de ; Burrows, H. D. ; Galbrecht, F. ; Bilge, A. ; Kudla, C. J. ; Scherf, U. | article | openAccess |
50 | 10-Mar-2009 | Alternating Binaphthyl−Thiophene Copolymers: Synthesis, Spectroscopy, and Photophysics and Their Relevance to the Question of Energy Migration versus Conformational Relaxation | Pina, J. ; Melo, J. Seixas de ; Burrows, H. D. ; Maçanita, A. L. ; Galbrecht, F. ; Bünnagel, T. ; Scherf, U. | article | openAccess |