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Melo, J. Seixas de
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Results 1-40 of 40 (Search time: 0.021 seconds).

Issue DateTitleAuthor(s)TypeAccess
110-Mar-2009Alternating Binaphthyl−Thiophene Copolymers: Synthesis, Spectroscopy, and Photophysics and Their Relevance to the Question of Energy Migration versus Conformational RelaxationPina, J. ; Melo, J. Seixas de ; Burrows, H. D. ; Maçanita, A. L. ; Galbrecht, F. ; Bünnagel, T. ; Scherf, U. articleopenAccess
27-May-2009Association of a Hydrophobically Modified Polyelectrolyte and a Block Copolymer Followed by Fluorescence TechniquesCosta, Telma ; Schillén, Karin ; Miguel, Maria da G. ; Lindman, Björn ; Melo, J. Seixas de articleopenAccess
317-Dec-2003Characterization of the Triplet State of Tris(8-hydroxyquinoline)aluminium(III) in Benzene SolutionBurrows, Hugh D. ; Fernandes, Mariana ; Melo, J. Seixas de ; Monkman, Andrew P. ; Navaratnam, Suppiah articleopenAccess
47-May-2009Complex Formation between a Fluorescently-Labeled Polyelectrolyte and a Triblock CopolymerCosta, Telma ; Melo, J. Seixas de ; Miguel, Maria da G. ; Lindman, Björn ; Schillén, Karin articleopenAccess
528-Nov-1996Comprehensive Evaluation of the Absorption, Photophysical, Energy Transfer, Structural, and Theoretical Properties of α-Oligothiophenes with One to Seven RingsBecker, Ralph S. ; Melo, J. Seixas de ; Maçanita, António L. ; Elisei, Fausto articleopenAccess
63-Aug-2000Comprehensive Investigation of the Photophysical Behavior of OligopolyfuransMelo, J. Seixas de ; Elisei, Fausto ; Gartner, Carlos ; Aloisi, Gian Gaetano ; Becker, Ralph S. articleopenAccess
72008A comprehensive study of the spectral and photophysical properties of arylthiophenesMelo, J. Seixas de ; Pina, J. ; Rodrigues, L. M. ; Becker, R. S. articleopenAccess
82004The effect of substitution and isomeric imperfection on the photophysical behaviour of p-phenylenevinylene trimersSeixas de Melo, J. ; Pina, J. ; Burrows, H. D. ; Brocke, S. ; Herzog, O. ; Thorn-Csányi, E. articleopenAccess
92006Electron Transfer in Supercritical Carbon Dioxide: Ultraexothermic Charge Recombination at the End of the ldquoInverted RegionrdquoSerpa, Carlos ; Gomes, Paulo J. S. ; Arnaut, Luis G. ; Formosinho, Sebastião J. ; Pina, João ; Melo, J. Seixas de articleopenAccess
102006Electronic spectral and photophysical properties of some p-phenylenevinylene oligomers in solution and thin filmsMelo, J. Seixas de ; Pina, J. ; Burrows, H. D. ; Di Paolo, R. E. ; Maçanita, A. L. articleopenAccess
1125-Dec-2003Energetics and Dynamics of Naphthalene Polyaminic Derivatives. Influence of Structural Design in the Balance Static vs Dynamic Excimer FormationMelo, J. Seixas de ; Pina, J. ; Pina, F. ; Lodeiro, C. ; Parola, A. J. ; Lima, J. C. ; Teresa Albelda, M. ; Paz Clares, M. ; Garcia-España, Enrique ; Soriano, Conxa articleopenAccess
1231-Jan-2008Excited State Properties of Oligophenyl and Oligothienyl Swivel CruciformsPina, J. ; Melo, J. Seixas de ; Burrows, H. D. ; Galbrecht, F. ; Bilge, A. ; Kudla, C. J. ; Scherf, U. articleopenAccess
1317-Dec-2001Exploring the Photocatalytic Properties and the Long-Lifetime Chemosensor Ability of Cl2[Ru(Bpy)2L] (L = 2,5,8,11,14-Pentaaza[15])-2,2‘-bipyridilophane)Lodeiro, Carlos ; Pina, Fernando ; Parola, A. Jorge ; Bencini, Andrea ; Bianchi, Antonio ; Bazzicalupi, Carla ; Ciattini, Samuele ; Giorgi, Claudia ; Masotti, Andrea ; Valtancoli, Barbara ; Melo, J. Seixas de articleopenAccess
145-Oct-2004Fluorescence Enhancement of the Water- Soluble Poly{1,4-phenylene-[9,9-bis- (4-phenoxybutylsulfonate)]fluorene-2,7-diyl} Copolymer in n-Dodecylpentaoxyethylene Glycol Ether MicellesBurrows, 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. articleopenAccess
152002Heavy-atom effects on metalloporphyrins and polyhalogenated porphyrinsAzenha, Emília G. ; Serra, Arménio C. ; Pineiro, Marta ; Pereira, Mariette M. ; Seixas de Melo, J. ; Arnaut, Luis G. ; Formosinho, Sebastião J. ; Rocha Gonsalves, A. M. d'A. articleopenAccess
162004Hole formation and transfer in poly[9,9-di(ethylhexyl)fluorene] and an amine end-capped derivative in solutionBurrows, H. D. ; Seixas de Melo, J. ; Forster, M. ; Güntner, R. ; Scherf, U. ; Monkman, A. P. ; Navaratnam, S. articleopenAccess
1720-Oct-2005Interaction 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 MeasurementsTapia, M. J. ; Burrows, H. D. ; Valente, A. J. M. ; Pradhan, S. ; Scherf, U. ; Lobo, V. M. M. ; Pina, J. ; Melo, J. Seixas de articleopenAccess
182005Interactions 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. ; Hintschich, S. I. ; Rothe, C. ; Monkman, A. P. articleopenAccess
193-May-2007Interplay of Electrostatic and Hydrophobic Effects with Binding of Cationic Gemini Surfactants and a Conjugated Polyanion: Experimental and Molecular Modeling StudiesBurrows, 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 articleopenAccess
208-Nov-2001Intramolecular Charge Transfer of p-(Dimethylamino)benzethyne: A Case of Nonfluorescent ICT StateChattopadhyay, Nitin ; Serpa, Carlos ; Pereira, Mariette M. ; Melo, J. Seixas de ; Arnaut, Luis G. ; Formosinho, Sebastião J. articleopenAccess
2110-Jul-2003Intramolecular Excimer Formation in a Tripodal Polyamine Receptor Containing Three Naphthalene FluorophoresAlbelda, M. Teresa ; García-España, Enrique ; Gil, Laura ; Lima, João C. ; Lodeiro, Carlos ; Melo, J. Seixas de ; Melo, M. João ; Parola, A. Jorge ; Pina, Fernando ; Soriano, Conxa articleopenAccess
225-Sep-2002Long Range Electron Transfer Quenching in Polyamine Chains Bearing a Terminal Naphthalene UnitPina, Fernando ; Lima, J. C. ; Lodeiro, Carlos ; Melo, J. Seixas de ; Díaz, Pilar ; Teresa Albelda, M. ; García-España, Enrique articleopenAccess
232005A New ZnIITweezer Pyridine-Naphthalene System - An Off-On-Off System Working in a Biological pH WindowAucejo, Ricardo ; Alarcón, Javier ; García-España, Enrique ; Llinares, José M. ; Marchin, Katherine L. ; Soriano, Conxa ; Lodeiro, Carlos ; Bernardo, M. Alexandra ; Pina, Fernando ; Pina, João ; Melo, J. Seixas de articleopenAccess
242004On the triplet state of poly(N-vinylcarbazole)Pina, J. ; Seixas de Melo, J. ; Burrows, H. D. ; Monkman, A. P. ; Navaratnam, S. articleopenAccess
2526-Aug-2004Photophysical and Spectroscopic Studies of Indigo Derivatives in Their Keto and Leuco FormsMelo, J. Seixas de ; Moura, A. P. ; Melo, M. J. articleopenAccess
266-Mar-2006Photophysical 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 articleopenAccess
2728-Dec-2006Photophysics of an Indigo Derivative (Keto and Leuco Structures) with Singular PropertiesMelo, J. Seixas de ; Rondão, R. ; Burrows, H. D. ; Melo, M. J. ; Navaratnam, S. ; Edge, R. ; Voss, G. articleopenAccess
282009A resonance Rayleigh scattering study of unlabeled and pyrene-labeled poly(acrylic acid) polymersCosta, Telma ; Seixas de Melo, J. articleopenAccess
293-Mar-2005Self-Assembly of a Hydrophobically Modified Naphthalene-Labeled Poly(acrylic acid) Polyelectrolyte in Water:Organic Solvent Mixtures Followed by Steady-State and Time-Resolved FluorescenceCosta, Telma ; Miguel, M. G. ; Lindman, Björn ; Schillén, Karin ; Lima, J. C. ; Melo, J. Seixas de articleopenAccess
302005Singlet and triplet energy transfer in a bichromophoric system with anthracene covalently linked through sulfonamide to a meso-tetraphenylporphyrinMelo, J. Seixas de ; Sobral, Abílio J. F. N. ; Gonsalves, A. M. d'A. Rocha ; Burrows, Hugh D. articleopenAccess
3117-May-2007Spectral and Photophysical Studies of Poly[2,6-(1,5-dioctylnaphthalene)]thiophenesPina, J. ; Melo, J. Seixas de ; Burrows, H. D. ; Galbrecht, F. ; Nehls, B. S. ; Farrell, T. ; Scherf, U. articleopenAccess
3210-Aug-2006Spectral and Photophysical Studies on Cruciform Oligothiophenes in Solution and the Solid StatePina, J. ; Melo, J. Seixas de ; Burrows, H. D. ; Bilge, A. ; Farrell, T. ; Forster, M. ; Scherf, U. articleopenAccess
33May-2001Spectroscopic characterization of α- and γ-pyrones and their substituted 4-hydroxy and 4-methoxy derivatives: an integrated infrared, photophysical and theoretical studyMelo, J. Seixas de ; Pina, G. Quinteiro, J. ; Breda, S. ; Fausto, R. articleopenAccess
3417-Oct-2005Spectroscopy and Coordination Chemistry of a New Bisnaphthalene−Bisphenanthroline Ligand Displaying a Sensing Ability for Metal CationsPina, João ; Melo, J. Seixas de ; Pina, Fernando ; Lodeiro, Carlos ; Lima, J. C. ; Parola, A. Jorge ; Soriano, Conxa ; Paz Clares, M. ; Albelda, M. Teresa ; Aucejo, Ricardo ; García-España, Enrique articleopenAccess
352001Spectroscopy and photophysics of 4- and 7-hydroxycoumarins and their thione analogsSeixas de Melo, J. ; Fernandes, P. F. articleopenAccess
362002Switching from intramolecular energy transfer to intramolecular electron transfer by the action of pH and Zn2+ co-ordinationAlbelda, M. Teresa ; Díaz, Pilar ; García-España, Enrique ; Lima, João C. ; Lodeiro, Carlos ; Seixas de Melo, J. ; Jorge Parola, A. ; Pina, Fernando ; Soriano, Conxa articleopenAccess
372004Synthesis and H+, Cu2+, and Zn2+ Coordination Behavior of a Bis(fluorophoric) Bibrachial Lariat Aza-CrownClares, M. Paz ; Aguilar, Juan ; Aucejo, Ricardo ; Lodeiro, Carlos ; Albelda, M. Teresa ; Pina, Fernando ; Lima, J. C. ; Parola, A. Jorge ; Pina, João ; Melo, J. Seixas de ; Soriano, Conxa ; García-Espana, Enrique articleopenAccess
382006Temperature Dependence of Ultra-Exothermic Charge Recombinations13Serpa, Carlos ; Gomes, Paulo J. S. ; Arnaut, Luis G. ; Melo, J. Seixas de ; Formosinho, Sebastião J. articleopenAccess
392002Triplet state dynamics on isolated conjugated polymer chainsBurrows, H. D. ; Seixas de Melo, J. ; Serpa, C. ; Arnaut, L. G. ; Miguel, M. da G. ; Monkman, A. P. ; Hamblett, I. ; Navaratnam, S. articleopenAccess
4027-Apr-2006Triplet-State and Singlet Oxygen Formation in Fluorene-Based Alternating CopolymersFonseca, S. M. ; Pina, J. ; Arnaut, L. G. ; Melo, J. Seixas de ; Burrows, H. D. ; Chattopadhyay, N. ; Alcácer, L. ; Charas, A. ; Morgado, J. ; Monkman, A. P. ; Asawapirom, U. ; Scherf, U. ; Edge, R. ; Navaratnam, S. articleopenAccess