Ana Maria de Matos Charas

Ana Charas

Academic position:	Researcher
Joining date:	01-01-1999
Roles in IT:	Senior Researcher
Thematic Line:	Basic Sciences and Enabling Technologies
Group:	Organic Electronics – Lx

Email: Send Email
Address: IT – Lisboa
Instituto Superior Técnico - Torre Norte - Piso 10
Av. Rovisco Pais, 1
1049 - 001 Lisboa
Tel: +351 21 841 84 54
Fax: +351 21 841 84 72

Alternative Personal Web Page

https://www.orcid.org/0000-0001-6717-6826

05-04-2021

SUPRASOL | Supramolecular assemblies for efficient, stable and sustainable organic solar cells

The SUPRASOL project aims at preparing new organic semiconductors to perform as the photo-active layer in OPV devices.

28-02-2021

Project Snapshot | NEURON: Electrically conductive platforms for neural stem cell culture and differentiation

NEURON aims to develop a novel platforms for electro-stimulation of neural stem cells directing their organization, morphology and differentiation into committed functional tissue.

Scientific Achievements

Degrees

PhD, Instituto Superior Técnico, 01-01-2002
MSc, Instituto Superior Técnico,
Licenciatura, Instituto Superior Técnico,

Expertise Topics

Organic electroactive materials
Organic photovoltaic cells
Organic LEDs
Materials for Plastic Optical Fibers
Nanotechnology

Academic Activities

2Lecture courses

Biosensores e Nanotecnologias, Universidade Católica Portuguesa, Masters in Engenharia Biomédica

Nanotecnologia, Instituto Superior de Engenharia de Lisboa, Masters in Bioedical Engineering

7Supervision of PhD theses

Publications

2Books Chapters

A. Charas, Plásticos Luminosos e Painéis Solares, Chapter in, Laboratórios Abertos 2017, Dep. Engenharia Química, Instituto Superior Técnico, IST Press, Lisboa, 2017
J. Morgado, A. Charas, L. Alcácer, Síntese e caracterização óptica e electroquímica de polifluorenos, Chapter in, Química de Polímeros, J. Sérgio Seixas de Melo, Maria João Moreno, Hugh D. Burrows, Maria Helena Gil, Imprensa da Universidade de Coimbra, Coimbra, 2004

78Papers in Journals

M. Velho, A. Oliveira, J. Serra, L. Alcácer, João Avó Avó, M. Almeida, D. Belo, H. Alves, A. Charas, Acceptor-donor-acceptor π-extended systems based on α-dithiophenetetrathiafulvalene (α-DT-TTF): Facile synthesis and photoconductivity studies, Dyes and Pigments, Vol. 204, No. 1, pp. 110475 - 110475, August, 2022,
| Abstract | Full text (PDF 3 MBs) | BibTex
P. M. Santos, A. Serralheiro, B. Borges, J. Torres, A. Charas, An Experimental Study on Step-Up DC–DC Converters for Organic Photovoltaic Cells, Journal of Low Power Electronics and Applications, Vol. 12, No. 2, pp. 2 - 16, April, 2022,
| Abstract | Full text (PDF 19 MBs) | BibTex
P. K. Krishnamoorthy, C. Fialho, T. Cruz, A. Rodrigues, B. F. Ferreira, C. S. B. Gomes, D. Vila-Viçosa, A. Charas, J. Esperança, L. Ferreira, M. Calhorda, A. Maçanita, J. Morgado, P. Gomes, New luminescent tetracoordinate boron complexes: an in-depth experimental and theoretical characterisation and their application in OLEDs, Inorganic Chemistry Frontiers, Vol. 8, No. 17, pp. 3960 - 3983, September, 2021,
| Abstract | Full text (PDF 4 MBs) | BibTex
S. Silva, L. Santos, A. Galvão, J. Morgado, A. Charas, Concurrent Enhancement of Conductivity and Stability in Water of Poly(3,4‐Ethylenedioxythiophene):Poly(Styrenesulfonate) Films Using an Oxetane Additive, Advanced Materials Interfaces, Vol. 8, No. 15, pp. 2100517 - 2100517, August, 2021,
| Abstract | Full text (PDF 1 MB) | BibTex
J. Sánchez, A. Charas, A. Pascual, Effect of HDI-Modified GO on the Thermoelectric Performance of Poly(3,4-ethylenedioxythiophene):Poly(Styrenesulfonate) Nanocomposite Films, Polymers, Vol. 13, No. 9, pp. 1503 - 1503, May, 2021,
| Abstract | BibTex
J. Sánchez, A. Charas, A. Pascual, Assessment of the Potential of Polymer/HDI-GO Nanocomposites for Use in Organic Solar-Cells, materials proceedings, Vol. 4, No. 11, pp. 1 - 8, April, 2021,
| Abstract | BibTex
J. Farinhas, S. correia, L Fu, Alexandre M. P. Botas, P.S André, M.R. Ferreira, A. Charas, Ultraviolet-Filtering Luminescent Transparent Coatings for High-Performance PTB7-Th:ITIC–Based Organic Solar Cells, frontiers in nanotechnology, Vol. 3, No. 635929, pp. 1 - 10, April, 2021,
| Abstract | Full text (PDF 1 MB) | BibTex
P. Inácio, M. C. R. Medeiros, T. C Carvalho, R. Félix, A. G. Mestre, P. Hubbard, Q. Ferreira, J. Morgado, A. Charas, C. S. R. F. Ferreira, F. Biscarini, D. Power, H.L. Gomes, Ultra-low noise PEDOT:PSS electrodes on bacterial cellulose: A sensor to access bioelectrical signals in non-electrogenic cells, Organic Electronics, Vol. 85, No. 85, pp. 105882 - 105882, October, 2020,
| Abstract | BibTex
M. Velho, R.A.L.S. Silva, G. Brotas, E. B. Lopes, I. C. Santos, A. Charas, D. Belo, M. Almeida, Conducting neutral gold bisdithiolene complex [Au(dspdt)2]˙, Dalton Transactions, Vol. 49, No. 39, pp. 13737 - 13743, October, 2020,
| Abstract | BibTex
C. Costa, J. Farinhas, A. Galvão, A. Charas, On the effect of pattern substitution and oligo(ethylene oxide) side-chain modification on thiophene-quinoxaline copolymers and their applications in photovoltaic cells, Organic Electronics, Vol. 78, No. -, pp. 105612 - 10, March, 2020,
| Abstract | Full text (PDF 1 MB) | BibTex
R. Pires, A. Charas, J. Morgado, TC Casimiro, V.B. Bonifácio, Photodiode-like behavior of jelly dye-sensitized donor-acceptor dendrimers, Journal of Applied Polymer Science, Vol. 137, No. -, pp. 48635 - 9 pages, November, 2019,
| Abstract | BibTex
C. Costa, J. Farinhas, M. Velho, João Avó Avó, M. Matos, A. Galvão, A. Charas, Band-gap tunable thiadiazolo[3,4-g]quinoxaline derivatives as non-fullerene acceptors in organic photovoltaic cells processed from low toxic ethanol/anisole mixtures, New Journal of Chemistry, Vol. 43, No. 36, pp. 14246 - 14256, August, 2019,
| Abstract | BibTex
D. Batista, L. Oliveira, N. Paulino, C. Carvalho, J. P. Oliveira, J. Farinhas, A. Charas, P. M. Santos, Combined Organic Photovoltaic Cells and Ultra Low Power CMOS Circuit for Indoor Light Energy Harvesting, Sensors, Vol. 19, No. 1803, pp. 1 - 20, April, 2019,
| Abstract | Full text (PDF 13 MBs) | BibTex
C. Costa, J. Farinhas, João Avó Avó, J. Morgado, A. Galvão, A. Charas, Structural dependence of the optical properties of narrow band gap thiophene–thiadiazoloquinoxaline derivatives and their application in organic photovoltaic cells, New Journal of Chemistry, Vol. 43, No. 13, pp. 5202 - 5213, March, 2019,
| Abstract | BibTex
J. Farinhas, D. Molina, A. Olcina, C. Costa, L. Alcácer, F. Fernadez-Lázaro, Á. Sastre-Santos, A. Charas, Oligo(ethylene oxide) chains in fluorene bridge units of perylenediimide dimers as an efficient strategy for improving the photovoltaic performance in organic solar cells, Dyes and Pigments, Vol. 161, No. -, pp. 188 - 196, February, 2019,
| Abstract | Full text (PDF 2 MBs) | BibTex
L. Ciammaruchi, R. Oliveira, A. Charas, T., E. Hauff, G. Polino, F. Brunetti, R. Hansson Hansson, E. Moons Moons, M. Krassas, G. Kakavelakis, E. Kymakis, J. Sánchez, J. Ferre-Borrull, L. Marsal, S. Züfle, D. Fluhr, R. Roesch, T. Faber, U. Schubert, H. Hoppe, K. Bakker, S. Veenstra, G. Zanotti, E. Katz, P. Apilo, B. Romero, T. Tumay, E. Parlak, L. Stagno, V. Turkovic, H. Rubahn, M. Madsen, V. Kazukauskas, D. Tanenbaum, S. Shanmugam, Y. Galagan, Stability of organic solar cells with PCDTBT donor polymer: An interlaboratory study, Journal of Materials Research, Vol. 33, No. 13, pp. 1909 - 1924, July, 2018,
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L. M. Martelo, T. Pimentel das Neves, J. Figueiredo, L. Marques, A. Fedorov, A. Charas, M. Berberan-Santos, H. Burrows, Towards the Developmentof a Low-Cost Device for the Detection of Explosives Vapors by Fluorescence Quenching of Conjugated Polymers in Solid Matrices, Sensors, Vol. 17, No. 11, pp. 2532 - 13 pages, November, 2017,
| Abstract | Full text (PDF 4 MBs) | BibTex
P. K. Krishnamoorthy, B. F. Ferreira, C. S. B. Gomes, D. Vila-Viçosa, A. Charas, J. Morgado, M. Calhorda, A. Maçanita, P. Gomes, Violet-Blue emitting 2-(N-Alkylimino)pyrrolyl Organoboranes: Synthesis, Structure and Luminescent Properties, Dyes and Pigments, Vol. 140, No. -, pp. 520 - 532, May, 2017,
| Abstract | Full text (PDF 1 MB) | BibTex
J. Farinhas, R. Oliveira, R. Hansson Hansson, L. K. E. Ericsson Ericsson, E. Moons Moons, J. Morgado, A. Charas, Efficient ternary organic solar cells based on immiscible blends, Organic Electronics, Vol. 41, No. -, pp. 130 - 136, February, 2017,
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J. Farinhas, R. Oliveira, Q. Ferreira, J. Morgado, A. Charas, Enhanced Efficiency of PTB7 : PC61BM Organic Solar Cells by Adding a Low Efficient Polymer Donor, International Journal of Photoenergy, Vol. 2017, No. -, pp. 1 - 8, January, 2017,
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J. Farinhas, A. M. Ferraria Ferraria, A. Rego, J. Morgado, A. Charas, Understanding the Role of Phenanthroline as Interlayer in Bulk Heterojunction Organic Photovoltaic Cells, ChemistrySelect, Vol. 1, No. na, pp. 5638 - 5646, November, 2016,
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D. Suresh, B. F. Ferreira, P. S. Lopes, C. S. B. Gomes, P. K. Krishnamoorthy, A. Charas, D. Vila-Viçosa, J. Morgado, M. Calhorda, A. Maçanita, P. Gomes, Boron complexes of aromatic ring fused iminopyrrolyl ligands: synthesis, structure, and luminescence properties, Dalton Transactions, Vol. 45, No. -, pp. 15603 - 15620, October, 2016,
| Abstract | BibTex
P. Costa Costa, R. Meira, A. Charas, R. Paolo, Photophysical Study of Two p-Phenylenevinylene Oligomers End-Capped with Triphenylamine or Cyanoacetate Groups, ChemistrySelect, Vol. 1, No. 12, pp. 3163 - 3170, August, 2016,
| Abstract | BibTex
R. Meira, P. Costa Costa, R. Paolo, J. Morgado, L. Alcácer, J. B. Bastos, D. C. Cheyns, A. Charas, Synthesis and optical properties of a new triphenylamine-p-phenylenevinylene-small molecule with applications in high open-circuit voltage organic solar cells, New Journal of Chemistry, Vol. 39, No. -, pp. 7389 - 7396, July, 2015,
| Abstract | BibTex
D. Suresh, C. S. B. Gomes, P. S. Lopes, C. A. F. Figueira, B. F. Ferreira, P. Gomes, R. Paolo, A. Maçanita, M. T. Duarte, A. Charas, J. Morgado, D. Vila-Viçosa, M. Calhorda, Luminescent Di- and Trinuclear Boron Complexes Based on Aromatic Iminopyrrolyl Spacer Ligands: Synthesis, Characterization, and Application in OLEDs, Chemistry A. European Journal, Vol. 21, No. 15, pp. 9133 - 9149, June, 2015,
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G. Brotas, C. Costa, S.I.G. Dias, P. M. M. Costa Costa, R. Paolo, J. Farinhas, L. Alcácer, J. Morgado, M. Matos, A. Charas, Solution-Processable Donor-Acceptor-Donor Oligomers with Cross-Linkable Functionality, Macromolecular Chemistry and Physics, Vol. 216, No. 5, pp. 519 - 529, March, 2015,
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R. Rodrigues, R. Meira, Q. Ferreira, A. Charas, J. Morgado, Improving the Efficiency of Organic Solar Cells upon Addition of Polyvinylpyridine, Materials, Vol. 7, No. 12, pp. 8189 - 8196, December, 2014,
| Abstract | BibTex
D. Suresh, P. S. Lopes, B. F. Ferreira, C. A. F. Figueira, C. S. B. Gomes, P. Gomes, R. Paolo, A. Maçanita, A. Charas, J. Morgado, Tunable Fluorophores Based on 2‐(N‐Arylimino)pyrrolyl Chelates of Diphenylboron: Synthesis, Structure, Photophysical Characterization, and Application in OLEDs, Chemistry A. European Journal, Vol. 20, No. 14, pp. 4126 - 4140, April, 2014,
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G. Brotas, J. Farinhas, Q. Ferreira, R. Rodrigues, I.L. Martins, J. Morgado, A. Charas, Synthesis, characterization, and applications in photovoltaic cells of oxetane-functionalized P3HT derivatives, Journal of Polymer Science: Part A: Polymer Chemistry, Vol. 52, No. 5, pp. 652 - 663, March, 2014,
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A. Mendonça, A. Charas, R. Paolo, F. Scotognella, G. L. Lanzani, J. Morgado, Synthesis and photophysical properties of new oligophenylene vinylenes showing amplified spontaneous emission, Optical Materials, Vol. 35, No. 12, pp. 2160 - 2165, October, 2013,
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L. L. G. Justino, M. L. Ramos, P. E. Abreu, A. Charas, J. Morgado, U. Scherf, B. F. Minaev, H. Agren, H. Burrows, Structural and Electronic Properties of Poly(9,9-dialkylfluorene)- Based Alternating Copolymers in Solution: An NMR Spectroscopy and Density Functional Theory Study, Journal of Physical Chemistry C, Vol. 117, No. 35, pp. 17969 - 17982, July, 2013 | BibTex
G. Brotas, J. Farinhas, Q. Ferreira, J. Morgado, A. Charas, Nanostructured layers of a new cross-linkable poly(3-hexylthiophene) in organic photovoltaic cells, Synthetic Metals, Vol. 162, No. 23, pp. 2052 - 2058, October, 2012,
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A. Charas, J. Morgado, Oxetane-functionalized Conjugated Polymers in Organic (Opto)Electronic Devices, Current Physical Chemistry, Vol. 2, No. 3, pp. 241 - 264, August, 2012,
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D. Suresh, C. S. B. Gomes, P. Gomes, R. Paolo, A. Maçanita, M. Calhorda, A. Charas, J. Morgado, M. T. Duarte, Syntheses and photophysical properties of new iminopyrrolyl boron complexes and their application in efficient single-layer non-doped OLEDs prepared by spin coating, Dalton Transactions, Vol. 41, No. 28, pp. 8502 - 8505, July, 2012,
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G. K. Khalil, A. M. A. Adawi, B. Robinson, A. J. C. Cadby, W. C. T. Tsoi, J-S. Kim, A. Charas, J. Morgado, D. L. Lidzey, Spectroscopy and Single-Molecule Emission of a Fluorene-Terthiophene Oligomer, Journal of Physical Chemistry B, Vol. 115, No. 42, pp. 12028 - 12035, October, 2011,
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J. Farinhas, Q. Ferreira, R. Paolo, L. Alcácer, J. Morgado, A. Charas, Nanostructured donor/acceptor interfaces in photovoltaic cells using columnar-grain films of a cross-linked poly(fluorene-alt-bithiophene), Journal of Materials Chemistry, Vol. 21, No. 33, pp. 12511 - 12519, September, 2011,
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A. Charas, A. Mendonça, J. C. Clark, L. B. Bazzana, A. N. Nocivelli, G. L. Lanzani, J. Morgado, Stimulated Emission and Ultrafast Optical Switching in a Ter(9,9-spirobifluorene)-co-methylmethacrylate Copolymer, Journal of Polymer Science, Part B: Polymer Physics, Vol. 49, No. 1, pp. 52 - 61, January, 2011 | BibTex
D. Credgington, O. Fenwick, A. Charas, J. Morgado, K. Suhling, F. Cacialli, High-Resolution Scanning Near-Field Optical Lithography of Conjugated Polymers, Advanced Functional Materials, Vol. 20, No. 17, pp. 2842 - 2847, September, 2010,
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G. Bernardo, Q. Ferreira, G. Brotas, R. Paolo, A. Charas, J. Morgado, Synergistic effect of the efficiency of polymer light-emitting diodes upon blending of two green-emitting polymers, Journal Applied Physics, Vol. 108, No. 1, pp. 014503-1 - 014503-8, July, 2010,
| Abstract | BibTex
G. Bernardo, A. Charas, J. Morgado, Luminescence properties of poly(9,9-dioctylfluorene)/polyvinylcarbazole blends: Role of composition on the emission colour stability and electroluminescence efficiency, Journal of Physics and Chemistry of Solids, Vol. 71, No. 3, pp. 340 - 345, March, 2010,
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A. Charas, A. Mendonça, J. C. Clark, J. C.-G. Gonzalez, L. B. Bazzana, A. N. Nocivelli, G. L. Lanzani, J. Morgado, Gain and ultrafast optical switching in PMMA optical fibers and films doped with luminescent conjugated polymers and oligomers, Frontiers of Optoelectronics in China, Vol. 3, No. 1, pp. 45 - 53, March, 2010,
| Abstract | Full text (PDF 516 KBs) | BibTex
A. Charas, J. Morgado, A. Maçanita, Self-Organization and Excited-State Dynamics of a Fluorene-Bithiophene Copolymer (F8T2) in Solution, Macromolecules, Vol. 43, No. 2, pp. 765 - 771, January, 2010,
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Q. Ferreira, G. Bernardo, A. Charas, L. Alcácer, J. Morgado, Polymer Light-Emitting Diode Interlayers’ Formation Studied by Current-Sensing Atomic Force Microscopy and Scaling Laws, Journal of Physical Chemistry C, Vol. 114, No. 1, pp. 572 - 579, January, 2010,
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A. Charas, Q. Ferreira, J. Farinhas, M. Matos, L. Alcácer, J. Morgado, Insoluble Patterns of Cross-Linkable Conjugated Polymers from Blend Demixing in Spin Cast Films, Macromolecules, Vol. 42, No., pp. 7903 - 7912, October, 2009,
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G. Bernardo, G. B. Gonçalves, P. B. Barquinha, Q. Ferreira, G. Brotas, L.P. Pereira, A. Charas, J. Morgado, R. M. Martins, E. F. Fortunato, Polymer light-emitting diodes with amorphous indium-zinc oxide anodes deposited at room temperature, Synthetic Metals, Vol. 159, No. 11, pp. 1112 - 1115, June, 2009 | BibTex
M. Fernandes, S.S.N. Nobre, M. Gonçalves, A. Charas, J. Morgado, R. A. Sá Ferreira, L. D. Carlos, V. Bermudez, Dual role of a di-urethanesil hybrid doped with europium -diketonate complexes containing either water ligands or a bulky chelating ligand, Journal of Materials Chemistry, Vol. 19, No. 6, pp. 733 - 742, January, 2009,
| Abstract | Full text (PDF 534 KBs) | BibTex
M. J. F. Framptom, G. S. Sforazzini, S. B. Brovelli, G. Latini, E. T. Townsend, C. C. W. Williams, A. Charas, L. Z. Zalewski, N. S. K. Kaka, M. S. Sirish, Synthesis and Optoelectronic Properties of Nonpolar Polyrotaxane Insulated Molecular Wires with High Solubility in Organic Solvents, Advanced Functional Materials, Vol. 18, No., pp. 1 - 10, October, 2008,
| Abstract | Full text (PDF 575 KBs) | BibTex
J. Morgado, A. Mendonça, A. Charas, J. C. Clark, G. L. Lanzani, L. B. Bazzana, A. N. Nocivelli, Polyfluorene-PMMA copolymers for plastic optical fibers with gain, Organic Optoelectronics and Photonics III, Vol. 6999, No., pp. M69990 - M69990, October, 2008,
| Abstract | BibTex
A. Charas, H. Alves, J. Martinho, L. Alcácer, O. Fenwick, F. Cacialli, J. Morgado, Photoacid cross-linkable polyfluorenes for optoelectronics applications, Synthetic Metals, Vol. 158, No., pp. 643 - 653, September, 2008,
| Abstract | BibTex
A. Charas, L. Alcácer, A. P. Pimentel, J. P. C. Conde, J. Morgado, Observation of field-effect in a cross-linked polyfluorene semiconductor, Chemical Physics Letters, Vol. 455, No. 4-6, pp. 189 - 191, April, 2008,
| Abstract | BibTex
G. Bernardo, A. Charas, L. Alcácer, J. Morgado, Spin cast thin polymer interlayers in polymer light-emitting diodes: Thickness control through use of cross-linkable polymers, Journal Applied Physics, Vol. 103, No. 8, pp. 084510 - 7 pages, April, 2008,
| Abstract | BibTex
M. Fernandes, M. Gonçalves, V. Bermudez, R. A. Sá Ferreira, L. D. Carlos, A. Charas, J. Morgado, Optical material composed of a di-urethanesil host hybrid and a europium complex, J. Alloys Compd., Vol. 451, No. 1-2, pp. 201 - 205, February, 2008,
| Abstract | BibTex
W. C. T. Tsoi, A. Charas, A. J. C. Cadby, G. K. Khalil, A. M. A. Adawi, A. I. Iraqi, B. H. Hunt, J. Morgado, D. L. Lidzey, Observation of the beta-phase in two short-chain oligofluorenes, Advanced Functional Materials, Vol. 18, No. 2, pp. 600 - 606, February, 2008,
| Abstract | BibTex
J. Morgado, M. Fernandes, A. Charas, V. Bermudez, L. Alcácer, Role of energy transfer and charge trapping on the luminescence properties of europium complexes/luminescent polymers composites, Journal Materials Science, Vol. 18, No. 1, pp. S271 - S275, October, 2007 | BibTex
M. Fernandes, V. Bermudez, R. A. Sá Ferreira, L. Carlos, A. Charas, J. Morgado, M. Silva, M. Smith, Highly photostable luminescent poly(e-caprolactone)siloxane biohybrids doped with europium complexes, Chemical Matter, Vol. 19, No. 16, pp. 3892 - 3901, August, 2007 | BibTex
G. Bernardo, A. Charas, L. Alcácer, J. Morgado, Improving polymer light-emitting diodes efficiency using interlayers based on cross-linkable polymers, Applied Physics Letters, Vol. 91, No. 6, pp. 063509-1 - 063509-3, August, 2007 | BibTex
J. Morgado, L. Alcácer, A. Charas, Poly(9,9-dioctylfluorene)-based light-emitting diodes with pure b-phase emission, Applied Physics Letters, Vol. 90, No. 20, pp. 201110-1 - 201110-3, May, 2007 | BibTex
S.F. Fratiloiu, S. Fonseca, F. Gozema, H. Burrows, M. Costa, A. Charas, J. Morgado, L. Siebbeles, Opto-electronic properties of fluorene-based derivatives as precursors for light-emitting diodes, Journal of Physical Chemistry C, Vol. 111, No. 15, pp. 5812 - 5820, April, 2007 | BibTex
A. Charas, H. Alves, L. Alcácer, J. Morgado, Use of cross-linkable polyfluorene in the fabrication of multilayer polyfluorene-based light-emitting diodes with improved efficiency, Applied Physics Letters, Vol. 89, No. 14, pp. 143519 - 143521, October, 2006 | BibTex
M. Knaapila, V. M. Garamus, F. Dias, L. Almásy, F. Galbrecht, A. Charas, J. Morgado, H. Burrows, U. Scherf, A. P. Monkman, Influence of solvent quality on the self-organization of archetypical hairy rods - Branched and linear side chain polyfluorenes: Rodlike chains versus "beta-sheets" in solution, Macromolecules, Vol. 39, No. 19, pp. 6505 - 6512, September, 2006 | BibTex
S. M. Fonseca, L. Arnaut, J. Melo, H. Burrows, N. Chattopadhyay, L. Alcácer, A. Charas, J. Morgado, A. P. Monkman, Triplet-state and singlet oxygen formation in fluorene-based alternating copolymers, Journal of Physical Chemistry B, Vol. 110, No. 16, pp. 8278 - 8283, September, 2006 | BibTex
J. Morgado, A. Charas, J. A. Fernandes, I. S. Gonçalves, L. D. Carlos, L. Alcácer, Luminescence properties of composites made of a europium(III) complex and electroluminescent polymers with different energy gaps, Journal Physics D: Applied Physics, Vol. 39, No. 16, pp. 3582 - 3587, August, 2006 | BibTex
J. Morgado, A. Charas, J. Martinho, L. Alcácer, Photophysical study of two alternating polyfluorene copolymers exhibiting dual fluoresecence, Synthetic Metals, Vol. 154, No., pp. 81 - 84, November, 2005 | BibTex
H. Burrows, L. Arnaut, J. Melo, N. Chattopadhyay, L. Alcácer, A. Charas, J. Morgado, Characterisation of the triplet state of a fluorene-terthiophene alternating copolymer, Chemical Physics Letters, Vol. 402, No. 1-3, pp. 197 - 201, March, 2005 | BibTex
A. Charas, J. Morgado, L. Alcácer, P. Brogueira, F. Cacialli, Synthesis and luminescence properties of a new polyfluorene copolymer with regulated solubility, Synthetic Metals, Vol. 147, No. 1-3, pp. 275 - 279, December, 2004 | BibTex
F. Cacialli, R. Riehn, A. Downes, G. Latini, A. Charas, J. Morgado, Fabrication of conjugated polymers nanostructures via direct near-field optical lithography, Ultramicroscopy, Vol. 100, No. 3-4, pp. 449 - 455, August, 2004 | BibTex
J. Morgado, A. Charas, N. Barbagalho, L. Alcácer, M. Matos, F. Cacialli, Effect of a dipolar self-assembly monolayer formation onto Indium-tin oxide on the performance of single-layer polymer-based light-emitting diodes, Macromolecular Symposia, Vol. 212, No. 1, pp. 381 - 386, April, 2004 | BibTex
J. Morgado, N. Barbagalho, A. Charas, L. Alcácer, Self-assembled ionic multilayers on the surface of a nonionic, soluble, poly(p-phenylene vinylene) and its influence on the performance of light-emitting diodes, Synthetic Metals, Vol. 141, No. 3, pp. 221 - 225, March, 2004 | BibTex
A. Charas, J. Morgado, L. Alcácer, J. Martinho, F. Cacialli, Steady state and time-resolved photoluminescence properties of alternating polyfluorene copolymers, Synthetic Metals, Vol. 135, No. 1-3, pp. 387 - 388, April, 2003 | BibTex
A. Charas, J. Morgado, L. Alcácer, J. Martinho, F. Cacialli, Luminescence properties of polyfluorenes blends, Synthetic Metals, Vol. 137, No. 1-3, pp. 1039 - 1040, April, 2003 | BibTex
A. Charas, J. Morgado, J. Martinho, L. Alcácer, S. F. Lim, R. H. Friend, F. Cacialli, Synthesis and Luminescence Properties of Three Novel Polyfluorene Copolymers, Polymer, Vol. 44, No. 6, pp. 1843 - 1850, March, 2003 | BibTex
J. Morgado, N. Barbagalho, A. Charas, M. Matos, L. Alcácer, F. Cacialli, Self-assembly surface modified indium-tin oxide anodes for single-layer light-emitting diodes, Journal Physics D: Applied Physics, Vol. 36, No., pp. 434 - 438, February, 2003 | BibTex
R. Riehn, A. Charas, J. Morgado, F. Cacialli, Near-field optical lithography of a conjugated polymer, Applied Physics Letters, Vol. 82, No. 4, pp. 526 - 528, January, 2003 | BibTex
J. Morgado, A. Charas, N. Barbagalho, Reduction of the light-onset voltage of light-emitting diodes based on a soluble poly(p-phenylene vinylene) by grafting polar molecules onto indium-tin oxide, Applied Physics Letters, Vol. 81, No. 5, pp. 933 - 935, July, 2002 | BibTex
A. Charas, J. Morgado, J. Martinho, A. Fedorov, L. Alcácer, F. Cacialli, Excitation Energy transfer and Spatial Exciton Confinement in Polyfluorenes Blends for applications in Light Emitting Diodes, Journal of Materials Chemistry, Vol. 12, No. 12, pp. 3523 - 3527, June, 2002 | BibTex
A. Charas, J. Morgado, J. M. G. Martinho, L. Alcácer, F. Cacialli, Tuning the Optoelectronic Properties of Polyfluorenes by Copolymerisation with Thiophene Moieties, Synthetic Metals, Vol. 127, No., pp. 251 - 254, June, 2002 | BibTex
A. Charas, N. Barbagalho, J. Morgado, L. Alcácer, Electrochemical and luminescent properties of poly(fluorene)-based alternating copolymers, Chemical Communications, Vol. 13, No., pp. 1216 - 1217, June, 2001 | BibTex
A. Charas, N. Barbagalho, J. Morgado, L. Alcácer, Synthesis and optical properties of poly(fluorene)-based alternating copolymers, Synthetic Metals, Vol. 122, No. 1, pp. 23 - 25, May, 2001 | BibTex

68Papers in Conferences

A. Charas, S. Silva, A. Ablú, C. Príncipe, L. Santos, A. Galvão, J. Morgado, Improving the electrical conductivity and structural properties of poly(3,4-ethylenedioxythiophene):polystyrenesulfonate (PEDOT:PSS) for thin film and flexible electronics, Sociedade Portuguesa de Química EuChemS Chemistry Congress (ECC8) ECC8, Lisbon, Portugal, Vol., pp. -, August, 2022,
| Abstract | Full text (PDF 206 KBs) | BibTex
B. Oliveira, J. Morgado, A. Charas, Barbiturate derivatives for self-assembly in photovoltaic-effective organic layers, Sociedade Portuguesa de Química EuChemS Chemistry Congress (ECC8) ECC8, Lisbon, Portugal, Vol., pp. -, August, 2022,
| Abstract | Full text (PDF 148 KBs) | BibTex
A. Ablú, S. Silva, M. Matos, L. Santos, J. Morgado, A. Charas, Increasing the electrical conductivity of poly(3,4-ethylenedioxythiophene):polystyrenesulfonate (PEDOT:PSS) for applications as thin film transparent electrodes, Sociedade Portuguesa de Química EuChemS Chemistry Congress (ECC8) ECC8, Lisbon, Portugal, Vol., pp. -, August, 2022,
| Abstract | Full text (PDF 159 KBs) | BibTex
C. Príncipe, S. Silva, M. Matos, L. Santos, J. Morgado, A. Charas, New conducting inks based on poly(3,4-ethylenedioxythiophene):polystyrenesulfonate (PEDOT:PSS) modified with an oxetane reagent, Sociedade Portuguesa de Química EuChemS Chemistry Congress (ECC8) ECC8, Lisbon, Portugal, Vol., pp. -, August, 2022,
| Abstract | Full text (PDF 157 KBs) | BibTex
S. Silva, L. Santos, A. Galvão, J. Morgado, A. Charas, Poly(3, 4 -ethylenedioxythiophene):Poly(styrenesulfonate) (PEDOT:PSS) Properties Improvement Through Cross-linking with an Oxetane Unit, Aristotle University of Thessaloniki International Conferences & Exhibition on Nanotechnologies, Organic Electronics and Nanomedicine Nanotexnology, Tessaloniki, Greece, July, 2022,
| Abstract | Full text (PDF 65 KBs) | BibTex
A. Charas, S. Silva, A. Ablú, L. Santos, J. Morgado, Enhancing the electrical conductivity of PEDOT:PSS with oxetane-based additives for applications in organic photovoltaics as transparent thin film electrodes, SciKnowledge International Conference on Green Energy and Environmental Technology GEET-22, Rome, Italy, Vol., pp. -, July, 2022,
| Abstract | Full text (PDF 114 KBs) | BibTex
S. Silva, L. Santos, A. Galvão, J. Morgado, A. Charas, Conductivity enhancement and improved water resistance of PEDOT:PSS films via cross-linking with oxetanes, GLOBAL CONFERENCE ON POLYMERS, PLASTICS AND COMPOSITES PPC-2022, Budapest, Hungary, March, 2022,
| Abstract | Full text (PDF 116 KBs) | BibTex
A. Charas, J. Farinhas, S. correia, L Fu, Alexandre M. P. Botas, P.S André, M.R. Ferreira, Eu-doped organic-inorganic hybrid as a luminescent downshifting coat on organic solar cells for improved performance, Aristotle University of Thessaloniki 14th International Symposium on Flexible Electronics ISFOE, Thessaloniki, Greece, July, 2021,
| Abstract | BibTex
S. Silva, L. Santos, A. Galvão, J. Morgado, A. Charas, Improved Water Resistance and Large Conductivity Enhancement of Poly(3, 4 -ethylenedioxythiophene):Poly(styrenesulfonate) (PEDOT:PSS) Through Cross-linking with an Oxetane Unit, Sociedade Portuguesa de Química XXVII Encontro Nacional da Sociedade Portuguesa de Química XXVII ENSPQ, Braga, Portugal, July, 2021,
| Abstract | Full text (PDF 2 MBs) | BibTex
A. Charas, J. Farinhas, C. Costa, M. Velho, João Avó Avó, A. Galvão, Application of Oligo(ethylene-oxide)-substituted Conjugated Polymers and Small Molecules in Organic Photovoltaic Cells Processed from Green Solvents, Green Energy and Environmental Technology Geet-19, Paris, France, July, 2019,
| Abstract | BibTex
A. Charas, Materials and Strategies for Efficient and Sustainable Organic Photovoltaic Cells, Workshop "Towards Solar Energy Storage", Coimbra, Portugal, February, 2018,
| Abstract | BibTex
J. Farinhas, R. Oliveira, Q. Ferreira, E. Moons Moons, A. Charas, J. Morgado, EFFECT OF A SECOND POLYMER ON THE EFFICIENCY OF POLYMER PHOTOVOLTAICS BASED ON A HIGHLY EFFICIENT POLYMER, Congresso Brasileiro de Polímeros CBPOL, Águas de Lindóia-SP, Brazil, Vol. na, pp. na-na - -, October, 2017,
| Abstract | Full text (PDF 411 KBs) | BibTex
J. Farinhas, R. Oliveira, J. Morgado, A. Charas, Enhanced performance stability of organic photovoltaic cells by cross-linking of the electron-donor polymer, Industry Day - Printed Electronics and Solar Cells, Lisboa, Portugal, Vol. -, pp. - - -, April, 2017,
| Abstract | Full text (PDF 10 KBs) | BibTex
R. Oliveira, J. Farinhas, Q. Ferreira, R. Hansson Hansson, L. K. E. Ericsson Ericsson, J. Morgado, A. Charas, Enhancing the efficiency of organic photovoltaics by adding F8T2 or pBTTT as the second donor polymer toPTB7: PCBM binary system, Industry Day - Printed Electronics and Solar Cells, Lisbon, Portugal, Vol. -, pp. - - -, April, 2017,
| Abstract | Full text (PDF 8 KBs) | BibTex
C. Costa, M. Velho, A. Galvão, A. Charas, Organic materials for environmentally friendly organic photovoltaics, Industry Day - Printed Electronics and Solar Cells, Lisbon, Portugal, Vol. --, pp. -- - --, April, 2017,
| Abstract | Full text (PDF 83 KBs) | BibTex
A. Charas, C. Costa, J. Farinhas, A. Galvão, New Conjugated Polymers fr Green-Solvent-Processable Organic Photovoltaic Cells, TEI of Crete, Greece ORGANIC & PEROVSKITE SOLAR CELLS CONFERENCE SOLAR, Heraclion, Greece, Vol. Abstract book, pp. - - -, October, 2016,
| Abstract | BibTex
J. Farinhas, R. Oliveira, Q. Ferreira, J. Kesters Kesters, D. Vanderzande, W. Maes, A. Charas, J. Morgado, On the use of phenantroline electron-extraction interlayers in organic photovoltaics cells: films morphology and devices performance, European Materials Research Society (E-MRS) - Spring Meeting - E-MRS, Warsaw, Poland, Vol. --, pp. -- - --, September, 2016,
| Abstract | Full text (PDF 101 KBs) | BibTex
J. Farinhas, R. Oliveira, A. Charas, J. Morgado, Efficient ternary polymer solar cells, EMN_Organic-Electronics and Photonics Meeting, San Sebastian, Spain, Vol. -, pp. 25 - 25, September, 2016,
| Abstract | Full text (PDF 121 KBs) | BibTex
J. Farinhas, A. M. Ferraria Ferraria, A. Rego, A. Charas, J. Morgado, Nanostructuring of phenantroline electron-extraction interlayers and its role on organic solar cells performance upon combination with LiF, International Conf. on Science and Technology of Syntethic Metals - ICSM, Guangzhou, China, Vol. -, pp. - - -, June, 2016,
| Abstract | Full text (PDF 140 KBs) | BibTex
J. Farinhas, R. Oliveira, J. Morgado, A. Charas, Improved stability of organic solar cells by cross-linking of the electron-donor polymer, IEEE PhD. Research in Microelectronics and Electronics - PRIME, Lisboa, Portugal, Vol. --, pp. -- - --, June, 2016,
| Abstract | Full text (PDF 515 KBs) | BibTex
J. Farinhas, A. Charas, R. Oliveira, J. Morgado, Efficient organic photovoltaic cells based on ternary blends, Conf. on Telecommunications - ConfTele, Aveiro, Portugal, Vol. -, pp. - - -, September, 2015,
| Abstract | Full text (PDF 537 KBs) | BibTex
J. Farinhas, A. Charas, J. Morgado, Morphology of a Cathode Interlayer at Origin of High Enhancement of Organic Photovoltaics Efficiency, International Conf. on Materials for Advanced Technologies - ICMAT, Suntec, Singapore, Vol. -, pp. - - -, June, 2015,
| Abstract | BibTex
A. Charas, J. Farinhas, J. Morgado, Highly Efficient BHJ Organic Photovoltaic Cells Through Integrating Cathode Interlayers, UAHOST EMN Meeting oh Photovoltaics Energy Materials Nanotechnology, Orlando, United States, Vol. Abstract Book, pp. 89 - 89, January, 2015,
| Abstract | BibTex
J. Farinhas, Q. Ferreira, A. Charas, J. Morgado, Controlling the Morphologies on Solar Cells Based on Cross-linked Semiconducting Polymers at the Nanoscale, Cluster Workshop in Materials and Nanotechnology, Lisboa, Portugal, Vol. n/a, pp. 65 - 65, December, 2013,
| Abstract | Full text (PDF 48 KBs) | BibTex
G. Brotas, J. Farinhas, J. Morgado, A. Charas, New Cross-linkable Small Molecules as Electron-donors for Organic Photovoltaic Cells, Challenges in chemical Renewable Energy - ISACS12, Cambridge, United Kingdom, September, 2013,
| Abstract | BibTex
A. Mendonça, A. Charas, J. C. Clark, J. C.-G. Gonzalez, L. B. Bazzana, A. N. Nocivelli, G. L. Lanzani, J. Morgado, Organic dopants for Plastic Optical Fibres exhibiting gain and ultrafast optical switching, RIAO/OPTILAS, Porto, Portugal, Vol. -, pp. - - -, July, 2013,
| Abstract | BibTex
R. Meira, G. Brotas, J. Farinhas, Q. Ferreira, A. Charas, J. Morgado, Nanostructuring semiconducting polymers in organic photovoltaic cells, Conf. on Telecommunications - ConfTele, Castelo Branco, Portugal, Vol. 1, pp. 237 - 240, May, 2013,
| Abstract | BibTex
J. Morgado, G. Brotas, J. Farinhas, R. Rodrigues, Q. Ferreira, A. Charas, Structured organic solar cells (abstract only), Encontro Luso-Galego de Química, Vila Real, Portugal, Vol. na, pp. na - na, November, 2012,
| Abstract | BibTex
A. Mendonça, A. Charas, R. Paolo, G. L. Lanzani, J. Morgado, Synthesis and Photophysical Characterization of New Oligophenylenevinylenes, IUPAC Symposium on Photochemistry, Coimbra, Portugal, Vol. -, pp. - - -, July, 2012,
| Abstract | BibTex
A. Charas, J. Farinhas, G. Brotas, Q. Ferreira, R. Rodrigues, J. Morgado, NANOSTRUCTURING DONOR/ACCEPTOR INTERFACES IN ORGANIC PHOTOVOLTAIC CELLS UTILIZING SOLUTION METHODS, International Conf. on Science and Technology of Syntethic Metals - ICSM, Atlanta, United States, July, 2012,
| Abstract | BibTex
A. Charas, J. Farinhas, G. Brotas, Q. Ferreira, R. Rodrigues, R. Paolo, J. Morgado, Photoactive Nanostructured Layers of Cross-linkable Polymers: Applications in Organic Photovoltaic Cells, IUPAC Symposium on Photochemistry, Coimbra, Portugal, Vol. Abstract Book, pp. -, July, 2012,
| Abstract | BibTex
G. Brotas, J. Farinhas, Q. Ferreira, R. Rodrigues, I.L. Martins, J. Morgado, A. Charas, Photo-acid Cross-linkable P3HT Derivatives for Nanostructured Organic Photovoltaics, Gordon Research Conf. on Electronic Processes in Organic Materials, Lucca, Italy, Vol. -, pp. - - -, June, 2012,
| Abstract | BibTex
G. Brotas, J. Farinhas, Q. Ferreira, A. Charas, J. Morgado, Nanostructuring photo-acid cross-linkable polymers for photovoltaics, European Materials Research Society (E-MRS) - Spring Meeting - E-MRS, Strasbourg, France, Vol. -, pp. - - -, May, 2012,
| Abstract | BibTex
A. Charas, J. Farinhas, Q. Ferreira, R. Paolo, J. Morgado, Organic Photovoltaic Cells with Nanostructured Polymer Layers, Encontro Nacional da Sociedade Portuguesa de Química, Braga, Portugal, July, 2011,
| Abstract | BibTex
G. Brotas, J. Farinhas, I.L. Martins, Q. Ferreira, J. Morgado, A. Charas, New cross-linkable poly(3-hexylthiophene)s: Synthesis and Properties, Encontro Nacional da Sociedade Portuguesa de Química, Braga, Portugal, Vol. -, pp. - - -, July, 2011,
| Abstract | BibTex
J. Farinhas, A. Charas, Q. Ferreira, R. Paolo, J. Morgado, Organic Photovoltaics with Nanostructured Interfaces Prepared from a Cross-linked Polyfluorene, International Conf. on Materials for Advanced Technologies - ICMAT, Singapore, Singapore, Vol. -, pp. - - -, June, 2011,
| Abstract | Full text (PDF 99 KBs) | BibTex
G. Brotas, J. Farinhas, I.L. Martins, J. Morgado, A. Charas, New cross-linkable poly(3-hexylthiophene)s: Synthesis and Properties, International Symp. on Flexible Organic Electronics - IS-FOE, Thessaloniki, Greece, Vol. -, pp. - - -, June, 2011,
| Abstract | BibTex
J. Farinhas, Q. Ferreira, R. Paolo, A. Charas, J. Morgado, Organic photovoltaic cells with nanostructured films of cross-linked conjugated polymers, International Conf. on Applications of Optics and Photonics - AOP, Braga, Portugal, Vol. -, pp. - - -, May, 2011,
| Abstract | Full text (PDF 16 KBs) | BibTex
A. Mendonça, A. Charas, J. C. Clark, L. B. Bazzana, A. N. Nocivelli, G. L. Lanzani, J. Morgado, Plastic optical fibres dopants to obtain gain enlargement and ultrafast optical switching, International Conf. on Applications of Optics and Photonics - AOP, Braga, Portugal, Vol. 1, pp. 1 - 7, May, 2011,
| Abstract | BibTex
A. Charas, J. Farinhas, Q. Ferreira, R. Paolo, J. Morgado, Organic photovoltaic cells based on structured layers of cross-linked donor polymers and fullerene, European Materials Research Society (E-MRS) - Spring Meeting - E-MRS, Nice, France, May, 2011,
| Abstract | BibTex
J. Farinhas, Q. Ferreira, A. Charas, J. Morgado, Organic photovoltaic cells with structured interfaces, Conf. on Telecommunications - ConfTele, Lisbon, Portugal, Vol. -, pp. - - -, April, 2011,
| Abstract | Full text (PDF 466 KBs) | BibTex
J. Morgado, Q. Ferreira, A. Charas, R. Paolo, G. Bernardo, Improved Light-Emitting Diodes Efficiency Using Unlikely Blends of Two Green-Emitting Polymers (abstract), International Meeting on Molecular Electronics - ElecMol, Grenoble, France, Vol. na, pp. na - na, December, 2010,
| Abstract | BibTex
J. Farinhas, A. Charas, Q. Ferreira, R. Paolo, J. Morgado, Preparation of sub-micron structured films of conjugated polymers and their use for photovoltaic device applications, European Optical Society Topical Meeting: Organic Photonics, Annual Meeting da European Optical Society, París, France, Vol. na, pp. na - na, October, 2010,
| Abstract | Full text (PDF 1 MB) | BibTex
J. Morgado, J. Farinhas, A. Charas, O. Fenwick, F. Cacialli, L. Alcácer, Conjugated luminescent polymers bearing cross-linkable oxetane side groups as versatile materials for organic optoelectronics (abstract only), Prague Meeting on Macromolecules, Prague, Czech Republic, Vol. na, pp. na - na, July, 2010,
| Abstract | BibTex
A. Charas, J. Farinhas, Q. Ferreira, J. Morgado, Control of Cross-linked Conjugated Polymers Patterns Through Tailoring Phase Separation in Spin Cast Blends, International Conf. on Science and Technology of Syntethic Metals - ICSM, Kyoto, Japan, Vol., pp. 168 - 168, July, 2010,
| Abstract | Full text (PDF 44 KBs) | BibTex
J. Morgado, J. Farinhas, Q. Ferreira, A. Charas, L. Alcácer, Oxetane-Functionalised Conjugated Polymers for (Opto)electronics, International Conf. on Science and Technology of Syntethic Metals - ICSM, Kyoto, Japan, Vol. nd, pp. 27 - 27, July, 2010,
| Abstract | BibTex
J. Morgado, A. Charas, G. Bernardo, Q. Ferreira, L. Alcácer, ROLE OF INTERFACES IN POLYMER-BASED ELECTRONIC DEVICES(abstract only), III Reunión Ibérica de Coloides e Interfases - RICI, Granada, Spain, Vol. nd, pp. nd - nd, July, 2009,
| Abstract | BibTex
A. Charas, J. Farinhas, Q. Ferreira, M. Matos, L. Alcácer, J. Morgado, Patterned films of semiconducting polymers made by spin coating, International Symp. on Flexible Organic Electronics - IS-FOE, Halkidiki, Greece, Vol., pp. 54 - 54, July, 2009,
| Abstract | BibTex
J. Farinhas, Q. Ferreira, S. Fonseca, H. Burrows, M. Matos, L. Alcácer, J. Morgado, A. Charas, Columnar-grain Films of Conjugated Polymers, International Symp. on Flexible Organic Electronics - IS-FOE, Halkidiki, Greece, Vol. 1, pp. 90 - 90, July, 2009,
| Abstract | Full text (PDF 184 KBs) | BibTex
J. Morgado, G. Bernardo, Q. Ferreira, A. Charas, L. Alcácer, Characterization of Polymer Light-Emitting Diodes Interlayers using AFM and CS-AFM (abstract), International Conf. on Materials for Advanced Technologies - ICMAT, Singapore, Singapore, Vol. nd, pp. nd - nd, June, 2009,
| Abstract | BibTex
J. Morgado, A. Charas, A. Mendonça, J. C. Clark, G. L. Lanzani, L. B. Bazzana, A. N. Nocivelli, Plastic Optical Fibers Doped with Luminescent Polymers to Achieve Gain and Ultrafast Optical Switching (abstract), International Conf. on Materials for Advanced Technologies - ICMAT, Singapore, Singapore, Vol. nd, pp. nd - nd, June, 2009,
| Abstract | BibTex
J. Farinhas, Q. Ferreira, M. Matos, J. Morgado, A. Charas, Patterned films formed via spin coating blends of semiconducting and insulating polymers, Encontro Nacional de Química-Física da SPQ, Aveiro, Portugal, Vol. 1, pp. 111 - 111, June, 2009,
| Abstract | Full text (PDF 273 KBs) | BibTex
A. Charas, A. Mendonça, J. C. Clark, G. L. Lanzani, L. B. Bazzana, A. N. Nocivelli, J. Morgado, Plastic Optical fibers with Gain and switching, Conf. on Telecommunications - ConfTele, Sta Maria da Feira, Portugal, May, 2009,
| Abstract | Full text (PDF 198 KBs) | BibTex
J. Morgado, A. Charas, L. Alcácer, Environmental ageing of polymer-based thin film transistors: influence of the semiconducting polymer chemical structure, Conf. on Telecommunications - ConfTele, Santa Maria da Feira, Portugal, Vol. Conftele2009, pp. 153 - 156, May, 2009,
| Abstract | BibTex
L. Alcácer, A. Charas, Q. Ferreira, J. Morgado, Field-Effect Transistors based on a Cross-linked Polyfluorene, International Conf. on Science and Technology of Syntethic Metals - ICSM, Porto de Galinhas, Brazil, Vol. NA, pp. NA - NA, July, 2008,
| Abstract | BibTex
A. Charas, A. Mendonça, L. Alcácer, J. Morgado, Functionalised Spirobifluorenes for Photonic Applications, International Conf. on Science and Technology of Syntethic Metals - ICSM, Porto de Galinhas, Brazil, Vol. Oral Presentation, pp. -, July, 2008,
| Abstract | BibTex
J. Morgado, A. Mendonça, A. Charas, J. C. Clark, G. L. Lanzani, L. B. Bazzana, A. N. Nocivelli, Polyfluorene-PMMA copolymers for plastic optical fibers with gain, SPIE - Organic Optoelectronics and Photonics III, Strasbourg, France, Vol. 6999, pp. 69990M-1 - 69990M-7, April, 2008,
| Abstract | BibTex
A. Charas, J. Morgado, C. L. Lucas, P. Brogueira, L. Alcácer, A New Material for n-type Organic Field-Effect Transistors, Conf. on Telecommunications - ConfTele, Peniche, Portugal, Vol., pp. 271 - 274, May, 2007 | BibTex
N. Horta, A. Charas, J. Morgado, PLASTIC: Automatic Characterization and Modeling of Organic Transistors for IC Design and Simulation, Conf. on Telecommunications - ConfTele, Peniche, Portugal, March, 2007 | BibTex
J. Morgado, A. Charas, H. Alves, L. Alcácer, F. Cacialli, Optical properties of cross-linkable fluorene copolymers, SPIE, Strasbourg, France, Vol. 6192, pp. 387 - 393, April, 2006 | BibTex
A. Charas, New fluorene-based copolymers with regulated solubility, Workshop on Luminescent Conjugated Polymers, Lisbon, Portugal, April, 2005 | BibTex
A. Charas, J. Morgado, L. Alcácer, J. Martinho, P. Brogueira, A. Downes, F. Cacialli, Approaches to fabricate Micro- and nanostructures of Electroluminescent Polymers, Conf. on Telecommunications - ConfTele, Tomar, Portugal, Vol., pp. 1108 -, April, 2005 | BibTex
J. Morgado, A. Charas, N. Barbagalho, L. Alcácer, Polymer Light-Emitting Diodes Based on a Soluble Poly(p-phenylene vinylene) with Interfaces Modified by Self-Assembly, European Solid-State Device Research Conf., Lisbon (Estoril), Portugal, Vol. 33, pp. 175 - 178, September, 2003 | BibTex
J. Morgado, A. Charas, N. Barbagalho, L. Alcácer, Towards “plastic” electronics and optoelectronics, Conf. on Telecommunications - ConfTele, Aveiro, Portugal, Vol. IV, pp. 39 - 41, June, 2003 | BibTex
J. Morgado, A. Charas, N. Barbagalho, L. Alcácer, M. Matos, F. Cacialli, Effect of a Dipolar Self-Assembly Monolayer Formation on Indium-Tin Oxide up the Performance of Single-Layer Polymer-Based Light-Emitting Diodes (Abstract), Prague, Czech Republic, Vol., pp. P39 - P39, July, 2002 | BibTex
A. Charas, J. Morgado, L. Alcácer, J. Martinho, F. Cacialli, Luminescence Properties of Polyfluorene Blends (Abstract), International Conf. on Science and Technology of Syntethic Metals - ICSM, Shanghai, China, Vol., pp. 141 - 141, June, 2002 | BibTex
A. Charas, J. Morgado, L. Alcácer, J. Martinho, F. Cacialli, Steady State and Time-Resolved Photoluminescence Properties of Alternating Polyfluorene Copolymers (Abstract), International Conf. on Science and Technology of Syntethic Metals - ICSM, Shaghai, China, Vol., pp. 176 - 176, June, 2002 | BibTex
R. Riehn, A. Charas, J. Morgado, F. Cacialli, Near-Field UV Lithography of a Conjugated Polymer (Abstract), International Conf. on Science and Technology of Syntethic Metals - ICSM, Shanghai, China, Vol., pp. 89 - 89, June, 2002 | BibTex

Projects

Currently running projects2

Acronym	Name	Funding Agency	Start date	Ending date
BioMaterARISES	Biomaterials for the assemblage of regenerative-inspired scaffolds for the electrical stimulation of spinal cord	FCT	01-12-2021	31-05-2023
RESORB	On-Demand Bioresorbable OptoElectronic System for In-Vivo and In-Situ Monitoring of Chemotherapeutic Drugs (RESORB)	EU	01-04-2022	31-03-2025

Closed Projects17

Acronym	Name	Funding Agency	Start date	Ending date
ARCOCELL	Specially Designed Materials and Architectures for Organic Photovoltaic Cells	FCT/PTDC	01-01-2008	01-12-2010
BIOFET	Field Effect Transistor Array for Monitoring Electrical Activity From Single Cells in Culture	FCT/POCTI	01-01-2001	31-12-2004
ChemMat	Programa Doutoral da FCT ChemMat: Materials Chemistry - Chemistry of nanostructured materials with optic, electric and magnetic functionalities	FCT	01-01-2015	01-12-2020
Conducting polymers	Photovoltaic cells based on conducting polymers and anthocyanins	FCT/POCI	01-07-2005	30-06-2008
GreenSOL	Materials for green processing and their integration in low cost organic photovoltaic cells		01-04-2016	01-03-2018
LIQ-OPVs	Towards very efficient organic photovoltaic cells through utilizing liquid crystal phases as electron-acceptors	FCT/PTDC	01-05-2013	01-04-2015
NANOPEPS	MICRO- AND NANOPATTERNING OF CROSS-LINKABLE ELECTRO-ACTIVE POLYMERS BY SPIN-COATING	FCT/PTDC	01-01-2011	01-12-2013
NEURON	NEURON-Electrically conductive platforms for neural stem cell culture and differentiation	FCT	01-10-2018	30-09-2021
NOVO	Non volatile polymer memories for flexible electronics	FCT/PTDC	01-01-2012	01-07-2015
PLASTIC	Fully Patterned all Plastic Integrated Circuits	IT/LA	01-07-2005	01-09-2007
PLEDs	Energy transfer from electroluminescent polymers to phosphorescent dopants	FCT/POCTI	01-07-2003	30-06-2006
POCAONTAS	ITN - Innovative Training Network: Polymer-Carbon Nanotubes Active Systems for Photovoltaics	EC/FP7	01-09-2014	01-12-2016
SATRAP	Rational design of Self-Assembling networks for TRansparent electrode APplications	FCT/POCI	01-10-2018	31-07-2022
StableNextSol	COST - Stable Next-generation Photovoltaics: Unraveling degradation mechanisms of Organic and Perovskite Solar Cells by complementary characterization techniques	EU/H2020	01-03-2014	01-03-2017
SUPRASOL	Supramolecular assemblies for efficient, stable, and sustainable organic solar cells	FCT	16-07-2018	30-09-2021
uFlexBat	Batteryless energy supply system based on flexible organic photovoltaic cells	IT/LA	01-12-2016	30-06-2019
UNIME	UNIME-Unimolecular Electronics	FCT/PTDC	01-07-2007	01-12-2010

Other Scientific Achievements

1Awards

J. Farinhas, Q. Ferreira, A. Charas, J. Morgado, Controlling the Morphologies on Solar Cells Based on Cross-linked Semiconducting Polymers at the Nanoscale, Best Poster Award in the 1st Cluster Workshop in Materials and Nanotechnology on December 4 – 6, 2013, 01-12-2013

47Miscellaneous

A. Charas, PhD Thesis Jury, Thesis: "Micropatterning of organic materials for photosensing devices", Sara Sequeira, IST, UL, PhD Thesis Jury, Thesis: "Micropatterning of organic materials for photosensing devices", Sara Sequeira, IST, UL, 01-02-2023
A. Charas, Special Issue: Conducting Polymers for Advanced Applications Volume II, Guest Editor, , 01-05-2022
A. Charas, PhD Thesis Juri, PhD Thesis Jury, Thesis: “SYNTHESIS OF DIKETOPYRROLOPYRROLE DERIVATIVES AND THEIR USE IN SINGLET FISSION, SOLAR CELLS APPLICATIONS, AND INDUCTION OF CHIRALITY", Maria João Álvaro Albuquerque Martins, Universidad Miguel Hernandez, Elche, Espanha, 01-10-2021
A. Charas, MsC Thesis Jury, MSc Thesis Jury, Thesis: Flexible Organic Light-emitting Diodes, Thaís Pereira, IST, 01-09-2021
A. Charas, PhD Thesis Jury . Title: "Lanthanide-doped inorganic materials and organicinorganic hybrids for solid-state lighting", Ming Fang, Universidade de Aveiro, PhD Thesis Jury, PhD Thesis Jury (main arguent), 01-02-2021
A. Charas, Member of Editorial Board Polymers (MDPI), Member of Editorial Board, , 01-11-2020
A. Charas, Impact of novel fullerene acceptors and chemical additives on the morphology and efficiency of organic solar cells, Mestre Hugo Gaspar, Universidade do Minho, PhD Thesis Jury, Impact of novel fullerene acceptors and chemical additives on the morphology and efficiency of organic solar cells, Mestre Hugo Gaspar, Universidade do Minho, 01-07-2020
A. Charas, MScThesis Jury, Thesis: Graphene-Based Textile Sensor for Cardiac Monitoring, Daniela Filipa Rodrigues Santos, Universidade de Aveiro, MSc Thesis Jury, Graphene-Based Textile Sensor for Cardiac Monitoring, 01-07-2020
A. Charas, MSc Thesis Jury, MSc Thesis Jury, Fabrico de sensores UV em membranas de parileno-C para aplicações de pele eletrónica, Frederico Fonseca, Tese de Mestrado em Engenharia Física, Universidade Nova de Lisboaísica da Universidade, 01-12-2019
A. Charas, PhD Thesis Jury - Advanced dendrimers for capture and storage of sustainable energy, Rita Pires, IST, PhD Thesis Jury, PhD thesis, 01-12-2019 | Link
A. Charas, PhD Thesis Principal Juri, PhD Thesis Jury, Thesis: new Boron-Dypyrromethane (BODIPY) Molecules as Suitable Electron-Donrs for Organic Photovoltaic Cells, António Aguiar, PhD in Chemistry, Universidade de Coimbra, 01-12-2019
A. Charas, Special Issue: Conducting Polymers for Advanced Applications, Polymers, MDPI Publisher, Guest Editor, , 01-10-2019 | Link
A. Charas, Advanced optical spectroscpy of new materials for luminescent solar concentrators, Msc Thesis, Carlota Pereira de Almeida Carlos, Dep. de Física, Universidade de Aveiro, Portugal, MSc Thesis Jury, Msc. Thesis Juri, 01-07-2019
A. Charas, Application of Oligo(ethylene-oxide)-substituted Conjugated Polymers and Small Molecules in Organic Photovoltaic Cells Processed from Green Solvents, Invited Talks, GEET19 - International Conference on Green Energy and Enviromental Technology, 01-07-2019 | Link
A. Charas, Sensor Eléctrico e Térmico baseado em Grafeno, João Luís Dinis Silva, Dep. de Física, Universidade de Aveiro, Portugal, MSc Thesis Jury, Tese de Mestrado, 01-07-2019
A. Charas, Materials for "greener" organic solar cells, Invited Talks, 12Th European School on Molecula Science, Elche, Spain, 19-24 May, 2019, 01-05-2019
A. Charas, Strategies and Challenges for Efficient and Truly Sustainable Organic Photovoltaics, Invited Talks, Research Summit, Universidade de Aveiro, 29 November, 2018, 01-11-2018 | Link
A. Charas, PhD Thesis Juri - Green Photonics: photonic intergrated circuits for optical communications and sensisng based on organic-inorganic hybrids, PhD Thesis, Ana Rita Bastos, Univ. de Aveiro, PhD Thesis Jury, -, 01-10-2018
A. Charas, Msc Juri of Thesis "Eletrónica Têxtil baseada em grafeno" Joan ada Silva Tavares, Universidade de Aveiro, MSc Thesis Jury, , 01-07-2018
A. Charas, Msc Thesis Jury of Thesis "Camadas luminescentes poliméricas modificadas por complexos de iões lantanídeos para conversão fotovoltaica" Viatcheslav Molchanov, Universidade de Aveiro, MSc Thesis Jury, , 01-07-2018
A. Charas, External evaluator/adviser for The FWO - Research Foundation in Flanders, call Bilateral Scientific Cooperation China, Member of Technical Committee, , 01-06-2018
A. Charas, Msc Thesis Juri of Thesis Otimização de Concentradores Solares Luminescentes com recurso ao método de Monte-Carlo, Luís manuel da Gama Minas, MSc Thesis Jury, , 01-06-2018
A. Charas, Materials and Strategies for Efficient and Sustainable Photovoltaics, Invited Talks, Wokshop on "Towards Solar Energy Storage", Univ. Coimbra, Coimbra, Portugal, 01-02-2018
A. Charas, External Evaluator in Agência Nacional de Inovação, Projectos Mobilizadores, Member of Advisory Committee, , 01-01-2018
A. Charas, External Evaluator in Mid-Term-Review Action for Research Executive Agency (REA), Member of Advisory Committee, N.a., 01-09-2017
A. Charas, Guest Editor of Special Issue of "Materials": "From Macromolecules to Materials for Optoelectronic Devices", Guest Editor, , 01-09-2017 | Link
A. Charas, Member of Board of Directors of Sociedade Portuguesa de Química, Member of Steering Committee, NA, 01-09-2017
A. Charas, PhD thesis jury of "Perylenediimidas: reactividad y aplicaciones como sensores de explosivos y en dispositivos láser" Nathalie Zink Lorre, Universidad Miguel Hernández de Elche, PhD Thesis Jury, -, 01-06-2017
A. Charas, MsC Thesis Juri, MSc Thesis Jury, Thesis - Síntese e caracterização de Novos Compostos Moleculares com Unidades Tiofénicas, IST, mestrado em Eng. Química, 01-12-2016
A. Charas, MSc Thesis Jury - Desenvolvimento de heterojunções híbridas nanoestruturadas para aplicação em células solares. FCT, Universiadde Nova de Lisboa, MSc Thesis Jury, , 01-11-2016
A. Charas, External evaluator for European Commission Research Executive Agency ((Mar-2015)), Member of Technical Committee, , 01-06-2016
A. Charas, Principal Jury in MsC thesis on Bioengineering and Nanosystems Engineering of licenciado Ricardo Jorge Carvalho, MSc Thesis Jury, Title: Photovoltaic Cells based on lead- and tin-perovskites, 01-06-2016
A. Charas, J. Farinhas, R. Oliveira, J. Morgado, IMPROVING ORGANIC SOLAR CELLS THROUGH USING TERNARY SYSTEMS, Invited Talks, Conference on New Trends in Solar cells, April 19-22, 2016, Bratislava, Slovakia, 01-04-2016 | Full text (PDF 330 KBs)
A. Charas, Independent Expert Evaluator, Member of Technical Committee, European Commission, Research Executive Agency,, 01-09-2015
A. Charas, Effect of phenanthroline cathode interlayers on the performance of polymer solar cells, Invited Talks, StableNextSol COST Action no. MP1307, 3rd MC Meeting, 2nd WG Meeting and 2nd Conference: E-MRS symposium E. Lille, france, 01-05-2015
A. Charas, External evaluator for European Commission Research Executive Agency, Member of Advisory Committee, 01-03-2015
A. Charas, J. Farinhas, J. Morgado, Highly Efficient BHJ Organic Photovoltaic Cells Through Integrating Cathode Interlayers, Invited Talks, EMN- Meeting on Photovoltaics, Orlando, Florida, USA, 01-01-2015
A. Charas, External evaluator for European Commission Research Executive Agency, Member of Advisory Committee, 01-06-2014
A. Charas, Independent evaluator of ''The Leverhulme-Royal Society Africa Award'' projects, Member of Advisory Committee, 01-04-2014
A. Charas, Cost Action - Stable Next-Generation Photovoltaics: Unraveling degradation mechanisms of Organic Solar Cells by complementary characterization techniques (StableNextSol), National Delegate, MP1307, 01-01-2014
A. Charas, Nanostructured Surfaces of Conducting Polymers and Applications in Organic Photovoltaic Cells, Invited Talks, 5th Iberian Meeting on Colloids and Interfaces, RICI5, 01-06-2013
A. Charas, Organic Photovoltaic cells - Conftele 2013, Invited Talks, 01-05-2013
A. Charas, Nanostructuring semiconducting polymers utilizing the spin coating technique; applications in organic photovoltaic cells, Seminars, 01-04-2013
A. Charas, Principal Juri in MSc Thesis in ''Mestrado em Bioengenharia e Nanossistemas, IST, do licenciado Stefano Virgilio, MSc Thesis Jury, 01-09-2012
A. Charas, External Evaluator in Sistemas de Incentivo à IDT, Projectos de Empresas em Copromoção, QREN, Member of Advisory Committee, 01-12-2011
A. Charas, Development of Crosslinkable Polyfluorenes for Organic Electronics, Invited Talks, 8th Conference of Physical-Chemistry of the Portuguese Chemical Society, 01-06-2007
A. Charas, Fluorenos como Materiais Electroluminescentes Versáteis: da Síntese ao Dispositivo, Seminars, 04-03-2005

7Short Courses and Seminars

A. Charas, Seminars "Organic Electronics" , Máster Interuniversitario en Nanociencia y Nanotecnología Molecular, Spain, Toledo, 09-2022
A. Charas, Atomic Force Microscopy (AFM), Seminar within "Métodos Analíticos e Estruturais" course, Portugal, Lisbon, 12-2019
A. Charas, Organic Materials for OLEDs and Photovoltaic devices, Portugal, Lisbon, 12-2018
A. Charas, Organic Materials for OLEDs and Photovoltaic devices, Portugal, Lisbon, 11-2017
A. Charas, Seminário: Plásticos Luminosos e Painéis Solares, Portugal, Lisboa, 02-2017
A. Charas, Synthetic Routes for Conjugated Polymers - Autumn School/Pocaontas Project, Portugal, Sintra, 10-2014
A. Charas, Organic Photovoltaic Energy: From Materials Design to Device Fabrication, Seminars of Centro de Química Estrutural, Complexo I, IST, Lisbon, Portugal, Portugal, Lisbon, 07-2014

Other Contributions

5Conference Committees

SciKnowledge International Conference on Green Energy and Environmental Technology GEET-22, Conference co-chair, 2022
SciKnowledge International Conference on Materials and Nanomaterials MNs-2022, Organizing Committee, 2022
Conference on Telecommunications - ConfTele, Technical Programme Committee, 2019
Industry Day - Printed Electronics and Solar Cells, Conference Chairman, 2017
International Conference on Computational Intelligence Methods for Bioinformatics and Biostatistics CIBB, Scientific Committee, 2016

1Editorial Committees

Editorial Board, Polymers, 13-10-2020 - 31-10-2030

34Refereeing Journals

RSC Advances
2021, 1 review(s); 2015, 8 review(s); 2014, 7 review(s); 2013, 2 review(s); 2011, 2 review(s);
Polymer Chemistry
2015, 1 review(s); 2013, 1 review(s); 2011, 1 review(s);
Journal of Materials Chemistry C
2018, 1 review(s); 2017, 2 review(s); 2016, 3 review(s); 2015, 1 review(s); 2013, 3 review(s);
Organic Electronics
2016, 3 review(s); 2011, 1 review(s);
Solar Energy
2017, 1 review(s);
Polymers
2022, 1 review(s); 2021, 1 review(s); 2020, 4 review(s); 2018, 2 review(s); 2017, 1 review(s);
Journal of the Brazilian Chemical Society
2017, 1 review(s);
Applied Sciences (Switzerland)
2021, 1 review(s); 2017, 1 review(s);
Journal of Nanotechnology
2017, 1 review(s);
Nanomaterials
2023, 1 review(s); 2021, 1 review(s); 2020, 2 review(s); 2018, 1 review(s);
Solar Energy Materials and Solar Cells
2018, 2 review(s);
Dyes and Pigments
2022, 1 review(s); 2019, 2 review(s); 2018, 1 review(s);
Applied Materials and Interfaces
2020, 1 review(s); 2018, 1 review(s);
Chemical Communications
2018, 1 review(s); 2014, 1 review(s); 2011, 1 review(s);
ACS Applied Energy Materials
2021, 1 review(s); 2020, 1 review(s); 2018, 1 review(s);
2019, 1 review(s); 2012, 1 review(s);
Pure and Applied Chemistry
2019, 1 review(s);
Angewandte Chemie - International Edition
2019, 1 review(s);
IEEE Electron Device Letters
2019, 1 review(s);
New Journal of Chemistry
2019, 2 review(s); 2015, 1 review(s); 2014, 1 review(s); 2013, 1 review(s); 2012, 1 review(s); 2011, 1 review(s);
Optical Materials
2019, 1 review(s);
Journal of Electronic Materials
2020, 2 review(s);
Scientific Reports
2020, 1 review(s);
Crystals
2020, 1 review(s);
Macromolecules
2021, 1 review(s); 2009, 1 review(s);
Molecules
2021, 2 review(s);
Materials Chemistry Frontiers
2021, 1 review(s);
Journal of Materials Chemistry B
2021, 1 review(s);
Small
2023, 2 review(s);
Polymer
2013, 1 review(s); 2012, 2 review(s); 2011, 1 review(s); 2010, 2 review(s); 2008, 2 review(s); 2007, 3 review(s); 2006, 3 review(s);
Synthetic Metals
2010, 1 review(s);
Journal of Materials Chemistry
2013, 2 review(s); 2012, 8 review(s); 2011, 8 review(s);
Journal of Physical Chemistry A
2011, 2 review(s);
Journal of Polymers
2014, 1 review(s);

4Refereeing Conferences

Conf. on Telecommunications - ConfTele
2015, 1 review(s);
IEEE PhD. Research in Microelectronics and Electronics - PRIME
2016, 1 review(s);
International Conference on Computational Intelligence Methods for Bioinformatics and Biostatistics CIBB
2016, 2 review(s);
International Conf. on Telecommunications - ICT
2006, 1 review(s);

IT Member Profile

Ana Charas

05-04-2021

SUPRASOL | Supramolecular assemblies for efficient, stable and sustainable organic solar cells

28-02-2021

Project Snapshot | NEURON: Electrically conductive platforms for neural stem cell culture and differentiation

Scientific Achievements

As Supervisor

As Co-supervisor

As Supervisor

As Co-supervisor

As Supervisor

Currently running projects2

Closed Projects17