Creating and sharing knowledge for telecommunications
... Joana Margarida Tavares Farinhas

Joana Farinhas

Former IT academic position: Researcher
Joining/Leaving IT dates: 01-02-2008 / 30-09-2021
Roles held in IT:
Former IT thematic line: Basic Sciences and Enabling Technologies
Group: Organic Electronics – Lx

Scientific Achievements

  • PhD, Instituto Superior Técnico, 26-05-2016
  • MSc, Instituto Superior de Engenharia de Lisboa, 01-01-2010
  • Licenciatura, Instituto Superior de Engenharia de Lisboa, 01-01-2007
  • A. Aguiar, J. Farinhas, W. Silva, I. C. Santos, L. Alcácer, C. Brett, J. Morgado, A. Sobral, New series of BODIPY dyes: Synthesis, characterization and applications in photovoltaic cells and light-emitting diodes, Dyes and Pigments, Vol. 193, No. -, pp. 109517 - 109517, September, 2021,
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  • 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,
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  • 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,
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  • A. Aguiar, J. Farinhas, W. Silva, M. Susano, M. Silva, L. Alcácer, S. Kumar, C. Brett, J. Morgado, A. Sobral, Simple BODIPY dyes as suitable electron-donors for organic bulk heterojunction photovoltaic cells, Dyes and Pigments, Vol. 172, No. -, pp. 107842 - 107842, January, 2020,
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  • 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,
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  • A. Aguiar, J. Farinhas, W. Silva, M. hica, C. Brett, J. Morgado, A. Sobral, Synthesis, characterization and application of meso-substituted fluorinated boron dipyrromethenes (BODIPYs) with different styryl groups in organic photovoltaic cells, Dyes and Pigments, Vol. -, No. -, pp. - - -, April, 2019,
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  • 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,
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  • 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,
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  • 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,
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  • 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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  • J. Pereira, J. Farinhas, J. Morgado, Suppresing the energy transfer in polymers blends films upon addition of a co-solvent, Materials Letters, Vol. 175, No. -, pp. 248 - 251, July, 2016,
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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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  • 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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  • 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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  • 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, 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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  • 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,
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  • 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,
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  • J. Morgado, J. Pereira, R. Meira, J. Farinhas, WHITE LIGHT-EMITTING DIODES BASED ON POLYMER BLENDS WITH 1,8-DIIODOOCTANE, Congresso Brasileiro de Polímeros CBPOL, Águas de Lindóia-SP, Brazil, Vol. na, pp. na - na, October, 2017,
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  • 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,
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  • J. Morgado, J. Pereira, J. Farinhas, Effect of DIO on the emission of light-emitting diodes based on polymer blends, International Conf. on Materials for Advanced Technologies - ICMAT, Singapore, Singapore, Vol. nd, pp. nd - nd, June, 2017,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • J. Morgado, J. Pereira, J. Farinhas, Tuning the emission colour of polymer blends-based light emitting diodes upon addition of a high boiling point co-solvent, EMN_Organic-Electronics and Photonics Meeting, San Sebatian, Spain, Vol. na, pp. na - na, September, 2016 | Full text (PDF 5 MBs) | 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • J. Farinhas, Q. Ferreira, A. Charas, J. Morgado, Organic photovoltaic cells with structured interfaces, Conf. on Telecommunications - ConfTele, Lisbon, Portugal, Vol. -, pp. - - -, April, 2011,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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  • 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,
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Closed Projects1

Acronym Name Funding Agency Start date Ending date
SUPRASOL Supramolecular assemblies for efficient, stable, and sustainable organic solar cells FCT 16-07-2018 30-09-2021
  • 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
  • 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, 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