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Durham University

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Staff Profile

Associate Professor Fernando Dias, PhD

Personal web page

Lecturer in the Department of Physics
Telephone: +44 (0) 191 33 43733
Room number: 231

(email at f.m.b.dias@durham.ac.uk)

Departmental Responsabilities

Teaching

Fourth year undergraduate course in Optical Devices; Postgraduate course in Optical Spectroscopy; Level 1 Discovery Labs; Level 1 tutorials;Team Project; Level 4 project supervision.

PhD supervision: Rongjuan Huang and Piotr Pander.

Administration

Chair of the Health & Safety Committee; International Coordinator (Physics); Exchange Coordinator (Physics).

Research Interests

My research is broadly focused on the area of spectroscopy and photophysics of organic molecules for optoelectronic and photonic applications, focusing in particular on NIR emitters; room-temperature phosphorescence, termally activated delayed fluorescence, and energy transfer.

Research Groups

Centre for Materials Physics

  • Organic Electroactive Materials

Department of Physics

Teaching Areas

  • Level 1 Labs, Supervisor

    (18 hours/year.)
  • Optical Spectroscopy (PhD, postgraduate course)

    (8 hours/year.)
  • Research project, Supervisor.

    (60 hours/year.)
  • Level 2 Electronics-Labs (18 hours/year.)
  • Optical Devices (4th year), Lecturer (13 hours/year.)

Selected Publications

Chapter in book

  • Dias, Fernando B., Penfold, Thomas J., Berberan-Santos, Mario N. & Monkman, Andrew P. (2018). Photophysics of Thermally Activated Delayed Fluorescence in Organic Molecules. In Magnetic Field Effects. World Scientific Publishing Co. Pte. Ltd. 3: 227-257.
  • Seixas de Melo,J.S., Pina,J., Dias, F.B. & Maçanita, A.L. (2013). Experimental Techniques for Excited State Characterisation. In Applied Photochemistry. 533.
  • Monkman, A, Rothe, C, King, S & Dias, F (2008). Polyfluorene photophysics. In Polyfluorenes. Scherf, Ullrich & Neher, Dieter Springer. 212: 187-225.

Journal Article

  • Zheng, Xujun, Huang, Rongjuan, Zhong, Cheng, Xie, Guohua, Ning, Weimin, Huang, Manli, Ni, Fan, Dias, Fernando B. & Yang, Chuluo (2020). Achieving 21% External Quantum Efficiency for Nondoped Solution-Processed Sky-Blue Thermally Activated Delayed Fluorescence OLEDs by Means of Multi-Donor/Acceptor Emitter with Through-Space/-Bond Charge Transfer. Advanced Science 7(7): 1902087.
  • Huang, R, Kukhta, N A, Ward, J S, Danos, A, Batsanov, A S, Bryce, M R & Dias, F B (2019). Balancing charge-transfer strength and triplet states for deep-blue thermally activated delayed fluorescence with an unconventional electron rich dibenzothiophene acceptor. Journal of Materials Chemistry C 7(42): 13224-13234.
  • Lv, Xialei, Huang, Rongjuan, Sun, Shuaiqiang, Zhang, Qing, Xiang, Songpo, Ye, Shaofeng, Leng, Panpan, Dias, Fernando B. & Wang, Lei (2019). Blue TADF Emitters Based on Indenocarbazole Derivatives with High Photoluminescence and Electroluminescence Efficiencies. ACS Applied Materials & Interfaces 11(11): 10758-10767.
  • Shafikov, Marsel Z., Daniels, Ruth, Pander, Piotr, Dias, Fernando B., Williams, J. A. Gareth & Kozhevnikov, Valery N. (2019). Dinuclear Design of a Pt(II) Complex Affording Highly Efficient Red Emission: Photophysical Properties and Application in Solution-Processible OLEDs. ACS Applied Materials & Interfaces 11(8): 8182–8193.
  • dos Santos, Paloma Lays Lays, Silveira, Orlando José, Huang, Rogjuan, Jardim, Guilherme, Matos, Matheus Josue Souza, da Silva Júnior, Eufrânio N., Monkman, Andrew P, Dias, Fernando B. & Cury, Luiz Alberto (2019). Dynamics of aggregated states resolved by gated fluorescence in films of room temperature phosphorescent emitters. Physical Chemistry Chemical Physics 21(7): 3814-3821.
  • Ward, Jonathan S., Nobuyasu, Roberto S., Fox, Mark A., Aguilar, Juan A., Hall, David, Batsanov, Andrei S., Ren, Zhongjie, Dias, Fernando B. & Bryce, Martin R. (2019). Impact of Methoxy Substituents on Thermally Activated Delayed Fluorescence and Room-Temperature Phosphorescence in All-Organic Donor–Acceptor Systems. The Journal of Organic Chemistry 84(7): 3801-3816.
  • Chapran, Marian, Pander, Piotr Henryk, Vasylieva, Marharyta, Wiosna-Sałyga, Gabriela, Ulanski, Jacek, Dias, Fernando B. & Data, Przemyslaw (2019). Realizing 20% External Quantum Efficiency in Electroluminescence with Efficient Thermally Activated Delayed Fluorescence from an Exciplex. ACS Applied Materials & Interfaces 11(14): 13460-13471.
  • Nobuyasu,Roberto S., Ward,Jonathan S., Gibson,Jamie, Laidlaw,Beth A., Ren,Zhongjie, Data,Przemyslaw, Batsanov,Andrei S., Penfold,Thomas J., Bryce, Martin R & Dias,Fernando B. (2019). The influence of molecular geometry on the efficiency of thermally activated delayed fluorescence. Journal of Materials Chemistry C 7(22): 6672-6684.
  • Pander, Piotr, Bulmer, Rachel, Martinscroft, Ross, Thompson, Stuart, Lewis, Frank, Penfold, Thomas, Dias, Fernando & Kozhevnikov, Valery (2018). 1,2,4-Triazines in the Synthesis of Bipyridine Bisphenolate O^N^N^O Ligands and Their Highly Luminescent Tetradentate Pt(II) Complexes for Solution-Processable OLEDs. Inorganic Chemistry 57(7): 3825-3832.
  • Pashazadeh, Ramin, Pander, Piotr, Bucinskas, Audrius, Skabara, Peter J., Dias, Fernando B. & Grazulevicius, Juozas V. (2018). An iminodibenzyl–quinoxaline–iminodibenzyl scaffold as a mechanochromic and dual emitter: donor and bridge effects on optical properties. Chemical Communications 54(98): 13857-13860.
  • Ward, Jonathan S., Nobuyasu, Roberto S., Fox, Mark A., Batsanov, Andrei S., Santos, Jose, Dias, Fernando B. & Bryce, Martin R. (2018). Bond Rotations and Heteroatom Effects in Donor-Acceptor-Donor Molecules: Implications for Thermally Activated Delayed Fluorescence and Room Temperature Phosphorescence. The Journal of Organic Chemistry 83(23): 14431-14442.
  • Klimash, Anastasia, Pander, Piotr Henryk, Klooster, Wim, Coles, Simon, Data, Przemyslaw, Dias, Fernando & Skabara, Peter (2018). Intermolecular Interactions in Molecular Crystals and Their Effect on Thermally Activated Delayed Fluorescence of Helicene-Based Emitters. Journal of Materials Chemistry C 6(39): 10557-10568.
  • Chen, Chengjian, Huang, Ronjguan, Batsanov, Andrei, Pander, Piotr, Hsu, Yu-Ting, Chi, Zhenguo, Dias, Fernando & Bryce, Martin Robert (2018). Intramolecular Charge Transfer Controls Switching Between Room Temperature Phosphorescence and Thermally Activated Delayed Fluorescence. Angewandte Chemie 130(50): 16645-16649.
  • Pashazadeh, Ramin, Pander, Piotr, Lazauskas, Algirdas, Dias, Fernando B. & Grazulevicius, Juozas V. (2018). Multicolor Luminescence Switching and Controllable Thermally Activated Delayed Fluorescence Turn on/Turn off in Carbazole–Quinoxaline–Carbazole Triads. The Journal of Physical Chemistry Letters 9(5): 1172-1177.
  • Pander, Piotr Henryk, Swist, Agnieszka, Turczyn, Roman Maria, Pouget, Stéphanie, Djurado, David, Lazauskas, Algirdas, Pashazadeh, Ramin, Grazulevicius, Juozas Vidas, Motyka, Radoslaw, Klimash, Anastasia, Skabara, Peter, Data, Przemyslaw, Sołoducho, Jadwiga & Dias, Fernando B. (2018). Observation of Dual Room Temperature Fluorescence-Phosphorescence in Air, in the Crystal Form of a Thianthrene Derivative. The Journal of Physical Chemistry C 122(43): 24958-24966.
  • Huang, Rongjuan, Ward, Jonathan S., Kukhta, Nadzeya A., Avó, João, Gibson, Jamie, Penfold, Thomas, Lima, João C., Batsanov, Andrei S., Berberan-Santos, Mário N., Bryce, Martin R. & Dias, Fernando B. (2018). The influence of molecular conformation on the photophysics of organic room temperature phosphorescent luminophores. Journal of Materials Chemistry C 10(34): 9238-9247.
  • Penfold, T. J., Dias, F. B. & Monkman, A. P. (2018). The theory of thermally activated delayed fluorescence for organic light emitting diodes. Chemical Communications 54(32): 3926.
  • Pander, Piotr Henryk, Swist, Agnieszka, Soloducho, Jadwiga, Dias, Fernando & Data, Przemyslaw (2018). Thermally Activated Delayed Fluorescence with Narrow Emission Spectrum and Organic Room Temperature Phosphorescence by Controlling Spin-Orbit Coupling and Phosphorescence Lifetime of Metal-Free Organic Molecules. Journal of Materials Chemistry C 6(20): 5434-5443.
  • Pander, Piotr Henryk, Gogoc, Szymon, Colella, Marco, Data, Przemyslaw & Dias, Fernando B. (2018). Thermally-Activated Delayed Fluorescence in Polymer-Small Molecule Exciplex Blends for Solution-Processed Organic Light-Emitting Diodes. ACS Applied Materials & Interfaces 10(34): 28796-28802.
  • Pander, Piotr, Data1, Przemyslaw & Dias, Fernando B. (2018). Time-resolved Photophysical Characterization of Triplet-Harvesting Organic Compounds at Oxygen-Free Environment Using an iCCD Camera. JoVE-Journal of Visualized Experiments 142: e56614.
  • Costa, B.B.A., Jardim, G. A. M., Santos, P. L., Calado, H.D.R., Monkman, A. P., Dias, F. B., da Silva Júnior, E.N. & Cury, L. (2017). Indirect consequences of exciplex states on the phosphorescence lifetime of phenazine-based 1,2,3-triazole luminescent probes. Physical Chemistry Chemical Physics 19(5): 3473-3479.
  • Dias, Fernando B., Penfold,Thomas J. & Monkman, Andrew P. (2017). Photophysics of Thermally Activated Delayed Fluorescence Molecules. Methods and applications in Fluorescence 5(1): 012001.
  • Etherington, Marc K., Franchello, Flavio, Gibson, Jamie, Northey, Thomas, Santos, Jose, Ward, Jonathan S., Higginbotham, Heather F., Data, Przemyslaw, Kurowska, Aleksandra, Dos Santos, Paloma Lays, Graves, David R., Batsanov, Andrei S., Dias, Fernando B., Bryce, Martin R., Penfold, Thomas J. & Monkman, Andrew P. (2017). Regio- and conformational isomerization critical to design of efficient thermally-activated delayed fluorescence emitters. Nature Communications 8: 14987.
  • Pander, Piotr, Swist, Agnieszka, Soloducho, Jadwiga & Dias, Fernando B. (2017). Room Temperature Phosphorescence Lifetime and Spectrum Tuning of Substituted Thianthrenes. Dyes and Pigments 142: 315-322.
  • Li, Chensen, Nobuyasu, Roberto S., Wang, Yukun, Dias, Fernando B., Ren, Zhongjie, Bryce, Martin R. & Yan, Shouke (2017). Solution-Processable Thermally Activated Delayed Fluorescence White OLEDs Based on Dual-Emission Polymers with Tunable Emission Colors and Aggregation Enhanced Emission Properties. Advanced Optical Materials 5(20): 1700435.
  • Huang, Rongjuan, Avó, João, Northey, Thomas, Chaning-Pearce, E. , dos Santos, Paloma L., Ward, Jonathan S. , Data, Przemyslaw, Etherington, Marc K., Fox, Mark A., Penfold, Thomas J., Berberan-Santos, Mário N. Lima, João C., Bryce, Martin R. & Dias, Fernando B. (2017). The Contributions of Molecular Vibrations and Higher Triplet Levels to the Intersystem Crossing Mechanism in Metal-Free Organic Emitters. Journal of Materials Chemistry C 5(25): 6269-6280.
  • Li, G., Nobuyasu, R., Zhang, B.-H., Geng, Y., Yao, B., Xie, Z.-Y., Zhu, D.-X., Shan, G.-G., Che, W.-L., Yan, L.-K., Su, Z.-M., Dias, F. B. & Bryce, M. R. (2017). Thermally Activated Delayed Fluorescence in Cu(I) Complexes Originating from Restricted Molecular Vibrations. Chemistry A European Journal 23(49): 11761-11766.
  • Santos, Paloma L., Ward, Jonathan S., Data, Przemyslaw, Batsanov, Andrei S., Bryce, Martin R., Dias, Fernando B. & Monkman, Andrew P. (2016). Engineering the singlet–triplet energy splitting in a TADF molecule. Journal of Materials Chemistry C 4(17): 3815-3824.
  • Jankus, Vygintas, Aydemir, Murat, Dias, Fernando B. & Monkman, Andrew P. (2016). Generating Light from Upper Excited Triplet States: A Contribution to the Indirect Singlet Yield of a Polymer OLED, Helping to Exceed the 25% Singlet Exciton Limit. Advanced Science 3(1): 1500221.
  • Aydemir, M., Haykır,G., Battal, A., Jankus,V., Sugunana, S. K., Dias,F. B., Al-Attar,H., Türksoy, F., Tavaslı, M. & Monkman, A. P. (2016). High efficiency OLEDs based on anthracene derivatives: The impact of electron donating and withdrawing group on the performance of OLED. Organic Electronics 30: 149.
  • dos Santos, Paloma Lays, Dias, Fernando B. & Monkman, Andrew P. (2016). Investigation of the Mechanisms Giving Rise to TADF in Exciplex States. The Journal of Physical Chemistry C 120(32): 18259-18267.
  • Ren, Z., Nobuyasu, Roberto S., Dias, Fernando B., Monkman, Andrew P., Yan, Shouke & Bryce, Martin R. (2016). Pendant Homopolymer and Copolymers as Solution-Processable Thermally Activated Delayed Fluorescence Materials for Organic Light-Emitting Diodes. Macromolecules 49(15): 5452-5460.
  • Nobuyasu, Roberto S., Ren, Zhongjie, Griffiths, Gareth C., Batsanov, Andrei S., Data, Przemyslaw, Yan, Shouke, Monkman, Andrew P., Bryce, Martin R. & Dias, Fernando B. (2016). Rational Design of TADF Polymers Using a Donor–Acceptor Monomer with Enhanced TADF Efficiency Induced by the Energy Alignment of Charge Transfer and Local Triplet Excited States. Advanced Optical Materials 4(4): 597-607.
  • Santos, P.L., Cury, L.A., Dias, F.B. & Monkman, A.P. (2016). Spectroscopic studies of different poly3hexylthiophene chain environments in a polyfluorene matrix. Journal of Luminescence 172: 118-123.
  • Ward, Jonathan S., Nobuyasu, Roberto S., Batsanov, Andrei S., Data, Przemyslaw, Monkman, Andrew P., Dias, Fernando B. & Bryce, Martin R. (2016). The interplay of thermally activated delayed fluorescence (TADF) and room temperature organic phosphorescence in sterically-constrained donor–acceptor charge-transfer molecules. Chemical Communications 52(12): 2612-2615.
  • Dias, F. B., Santos, J., Graves, D., Data, P., Nobuyasu, R.S., Fox, M. A., Batsanov, A.S., Palmeira, T., Berberan-Santos, M. N., Bryce, M.R. & Monkman, A.P. (2016). The Role of Local Triplet Excited States and D-A Relative Orientation in Thermally Activated Delayed Fluorescence: Photophysics and Devices. Advanced Science 3(12): 1600080.
  • Dias,F. B., Graves,D., Jankus, V. & Monkman, A. P. (2015). Effect of Singlet Triplet Recycling in the Charge Transfer State Manifold and Molecular Geometry on Thermally Activated Delayed Fluorescence. SID Symposium Digest of Technical Papers 46(1): 494.
  • Aydemir, Murat, Jankus, Vigintas, Dias, Fernando B. & Monkman, Andrew P. (2015). Inter/intrachain interactions behind the formation of charge transfer states in polyspirobifluorene: A case study for complex excited-state dynamics in different polarity index solvents. Journal of Physical Chemistry C 119(11): 5855-5863.
  • Dias, Fernando B. (2015). Kinetics of thermal-assisted delayed fluorescence in blue organic emitters with large singlet–triplet energy gap. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 373(2044): 20140447.
  • M. Aydemir, G. Haykir, F. Turksoy, S. Gumus, F.B. Dias & A.P. Monkman (2015). Synthesis and investigation of intra-molecular charge transfer state properties of novel donor-acceptor-donor pyridine derivatives: the effects of temperature and environment on molecular configurations and the origin of delayed fluorescence. Physical Chemistry Chemical Physics 17(38): 25572-25582.
  • Jankus, V., Data, P., Graves, D., McGuinness, C., Santos, J., Bryce, M.R., Dias, F.B. & Monkman, A.P. (2014). Highly Efficient TADF OLEDs: How the Emitter–Host Interaction Controls Both the Excited State Species and Electrical Properties of the Devices to Achieve Near 100% Triplet Harvesting and High Efficiency. Advanced Functional Materials 24(39): 6178-6186.
  • Aydemir,M., Jankus,V., Dias, F. B. & Monkman, A. P. (2014). The key role of geminate electron–hole pair recombination in the delayed fluorescence in rhodamine 6G and ATTO-532. Phys. Chem. Chem. Phys 16(39): 21543.
  • Szablewski, M., Fox, M.A., Dias, F.B., Namih, H., Snedden, E.W., King, S.M., Dai, D.C. & Pålsson, L.O. (2014). Ultrafast Dynamics and Computational Studies on Diaminodicyanoquinodimethanes (DADQs). The Journal of Physical Chemistry B 118(24): 6815-6828.
  • Jankus, Vygintas, Chiang, Chien-Jung, Dias, Fernando & Monkman, Andrew P. (2013). Deep Blue Exciplex Organic Light-Emitting Diodes with Enhanced Efficiency; P-type or E-type Triplet Conversion to Singlet Excitons? Advanced Materials 25(10): 1455-1459.
  • Nobuyasu,R. S., Araujo, K. A. S., Cury,L. A., Jarrosson,T. Serein-Spirau, F., Lère-Porte,J.-P., Dias, F. B. & Monkman,A. P. (2013). Interfacial exciplex formation in bilayers of conjugated polymers. The Journal of Chemical Physics 139(16): 164908.
  • Graves,D., Jankus,V., Dias,F.B. & Monkman, A. (2013). Photophysical Investigation of the Thermally Activated Delayed Emission from Films of m-MTDATA:PBD Exciplex. Advanced Functional Materials 24(16): 2343.
  • Snedden, Edward W., Monkman, Andrew P. & Dias, Fernando B. (2013). Photophysics of the Geminate Polaron-Pair State in Copper Phthalocyanine Organic Photovoltaic Blends: Evidence for Enhanced Intersystem Crossing. Advanced materials 25(13 ): 1930-1938.
  • Dias, F.B., Bourdakos, K.N., Jankus, V., Moss, K.C., Kamtekar, K.T., Bhalla, V., Santos, J., Bryce, M.R. & Monkman, A.P. (2013). Triplet Harvesting with 100% Efficiency by Way of Thermally Activated Delayed Fluorescence in Charge Transfer OLED Emitters. Advanced Materials 25(27): 3707-3714.
  • Andres-Tome, Inmaculada, Fyson, John, Dias, Fernando Baiao, Monkman, Andy P., Iacobellis, Giuliano & Coppo, Paolo (2012). Copper(I) complexes with bipyridyl and phosphine ligands: a systematic study. DALTON TRANSACTIONS 41(28): 8669-8674.
  • Snedden, Edward W., Monkman, Andrew P. & Dias, Fernando B. (2012). Kinetic Studies of Geminate Polaron Pair Recombination, Dissociation, and Efficient Triplet Exciton Formation in PC:PCBM Organic Photovoltaic Blends. JOURNAL OF PHYSICAL CHEMISTRY C 116(7): 4390-4398.
  • Snedden, E. , Monkman, A.P. & Dias, F.B. (2012). Photophysics of Charge Generation in Organic Photovoltaic Materials: Kinetic Studies of Geminate and Free Polarons in a Model Donor/Acceptor System. Journal of Physical Chemistry C 116(1): 86-97.
  • Zheng, Y., Batsanov, A.S., Jankus, V., Dias, F.B., Bryce, M.R. & Monkman, A.P. (2011). Bipolar Molecules with High Triplet Energies: Synthesis, Photophysical, and Structural Properties. The Journal of Organic Chemistry 76(20): 8300-8310.
  • L.A. Cury, K.N. Bourdakos, D. Dai, F.B. Dias & A.P. Monkman (2011). Long range energy transfer in conjugated polymer sequential bilayers. Journal of Chemical Physics 134(10): 104903.
  • Santos,P.L., Costa,B.B.A., Araujo,K.S., Cury,L.A., Snedden,E.W., Bourdakos,K.N., Dias,F.B. & Monkman,A.P. (2011). Measurement of interchain and intrachain exciton hopping barriers in luminescent polymer. Journal of Physics: Condensed Matter 24(1): 015801.
  • S.M. King, M. Cass, M. Pintani, C. Coward, F.B. Dias, A.P. Monkman & M. Roberts (2011). The contribution of triplet-triplet annihilation to the lifetime and efficiency of fluorescent polymer organic light emitting diodes. Journal of Applied Physics 109(7): 074502
  • Palsson, LO, Nehls, BS, Galbrecht, F, Coombs, BA, Dias, FB, Farrell, T, Scherf, U & Monkman, AP (2010). Synthesis, Excited State Dynamics, and Optical Characteristics of Oligophenyl-Based Swivel Cruciforms in Solution and Solid State. The Journal Of Physical Chemistry B 114(40): 12765-12776.
  • Li, HY, Batsanov, AS, Moss, KC, Vaughan, HL, Dias, FB, Kamtekar, KT, Bryce, MR & Monkman, AP (2010). The interplay of conformation and photophysical properties in deep-blue fluorescent oligomers. Chemical Communications 46(26): 4812-4814.
  • Moss, KC, Bourdakos, KN, Bhalla, V, Kamtekar, KT, Bryce, MR, Fox, MA, Vaughan, HL, Dias, FB & Monkman, AP (2010). Tuning the Intramolecular Charge Transfer Emission from Deep Blue to Green in Ambipolar Systems Based On Dibenzothiophene S S-Dioxide by Manipulation of Conjugation and Strength of the Electron Donor Units. Journal of Organic Chemistry 75(20): 6771-6781.
  • Postacchini, B.B., Zucolotto, V., Dias, F.B., Monkman, A. & Oliveira Jr, O.N. (2009). Energy Transfer in Nanostructured Films Containing Poly(p-phenylene vinylene) and Acceptor Species. Journal of Physical Chemistry C 113(23): 10303-10306.
  • Dias, FB, Kamtekar, KT, Cazati, T, Williams, G, Bryce, MR & Monkman, AP (2009). Exciton Diffusion in Polyfluorene Copolymer Thin Films: Kinetics, Energy Disorder and Thermally Assisted Hopping. ChemPhysChem 10(12): 2096-2104.
  • S.M. King, Perepichka, II, I.F. Perepichka, F.B. Dias, M.R. Bryce & A.P. Monkman (2009). Exploiting a Dual-Fluorescence Process in Fluorene-Dibenzothiophene-S,S-dioxide Co-Polymers to Give Efficient Single Polymer LEDs with Broadened Emission. Advanced Functional Materials 19(4): 586-591.
  • Brendel, CM, Dias, FB, Saragi, TPI, Monkman, AP & Salbeck, J (2009). Photophysical properties of the asymmetrically substituted spirobifluorenes spiro-DPO and spiro-MeO-DPO. Physica Status Solidi A-applications And Materials Science 206(12): 2715-2722.
  • Burrows, HD, Fonseca, SM, Dias, FB, de Melo, JS, Monkman, AP, Scherf, U & Pradhan, S (2009). Singlet Excitation Energy Harvesting and Triplet Emission in the Self-Assembled System Poly{1,4-phenylene-[9,9-bis(4-phenoxy-butylsulfonate)]fluorene-2,7-diyl} copolymer/tris(bipyridyl)ruthenium(II) in Aqueous Solution. Advanced Materials 21(10-11): 1155-1159
  • Pinto, Sara M, Burrows, Hugh D, Pereira, Mariette M, Fonseca, Sofia M, Dias, Fernando B, Mallavia, Ricardo & Tapia, Maria J (2009). Singlet-singlet energy transfer in self-assembled systems of the cationic poly{9,9-bis[6-N,N,N-trimethylammonium)hexyl]fluorene-co-1,4-phenylene} with oppositely charged porphyrins. J Phys Chem B 113(50): 16093-100.
  • Bright, D.W., Dias, F.B., Galbrecht, F., Scherf, U. & Monkman, A.P. (2009). The Influence of Alkyl-Chain Length on Beta-Phase Formation in Polyfluorenes. Advanced Functional Materials 19(1): 67-73.
  • Dias, F.B., King, S., Monkman, A.P., Perepichka, I.I., Kryuchkov, M.A., Perepichka, I.F. & Bryce, M.R. (2008). Dipolar stabilization of emissive singlet charge transfer excited states in polyfluorene copolymers. Journal of Physical Chemistry B 112(21): 6557-6566.
  • King, S.M., Matheson, R., Dias, F.B. & Monkman, A.P. (2008). Enhanced triplet formation by twisted intramolecular charge-transfer excited states in conjugated oligomers and polymers. Journal Of Physical Chemistry B 112(27): 8010-8016.
  • Narayanan, SS, Sarkar, R, Sinha, SS, Dias, F, Monkman, A & Pal, SK (2008). Luminescence depolarization dynamics of quantum dots: Is it hydrodynamic rotation or exciton migration? Journal Of Physical Chemistry C 112(9): 3423-3428.
  • Sarkar, R, Narayanan, SS, Palsson, LO, Dias, F, Monkman, A & Pal, SK (2007). Direct conjugation of semiconductor nanocrystals to a globular protein to study protein-folding intermediates. Journal Of Physical Chemistry B 111: 12294-12298.
  • Knaapila, M, Dias, FB, Garamus, VM, Almasy, L, Torkkeli, M, Leppanen, K, Galbrecht, F, Preis, E, Burrows, HD, Scherf, U & Monkman, AP (2007). Influence of side chain length on the self-assembly of hairy-rod poly(9,9-dialkylfluorene)s in the poor solvent methylcyclohexane. Macromolecules 40(26): 9398-9405.
  • Bettington, S., Tavasli, M., Bryce, M.R., Batsanov, A.S., Thompson, A.L., Al Attar, H.A., Dias, F.B. & Monkman, A.P. (2006). Bridged diiridium complexes for electrophosphorescent OLEDs synthesis, X-ray crystal structures, photophysics, and devices. Journal of materials chemistry 16(11): 1046-1052.
  • Sarkar, R., Shaw, A.K., Narayanan, S.S., Dias, F., Monkman, A. & Pal, S.K. (2006). Direct observation of protein folding in nanoenvironments using a molecular ruler. Biophysical Chemistry 123(1): 40-48.
  • Hintschich, SI, Dias, FB & Monkman, AP (2006). Dynamics of conformational relaxation in photoexcited oligofluorenes and polyfluorene. Physical Review B 74(4).
  • Dias, FB, Knaapila, M, Monkman, AP & Burrows, HD (2006). Fast and slow time regimes of fluorescence quenching in conjugated polyfluorene-fluorenone random copolymers: The role of exciton hopping and dexter transfer along the polymer backbone. Macromolecules 39(4): 1598-1606.
  • Knaapila, M, Garamus, VM, Dias, FB, Almasy, L, Galbrecht, F, Charas, A, Morgado, J, Burrows, HD, Scherf, U & Monkman, AP (2006). 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 39(19): 6505-6512.
  • Dias, F.B., Pollock, S., Hedley, G., Palsson, L.O., Monkman, A., Perepichka, I.I., Perepichka, I.F., Tavasli, M. & Bryce, M.R. (2006). Intramolecular charge transfer assisted by conformational changes in the excited state of fluorene-dibenzothiophene-S,S-dioxide co-oligomers. Journal of Physical Chemistry B 110(39): 19329-19339.
  • Dias, FB, Morgado, J, Macanita, AL, da Costa, FP, Burrows, HD & Monkman, AP (2006). Kinetics and thermodynamics of poly(9,9-dioctylfluorene) beta-phase formation in dilute solution. Macromolecules 39(17): 5854-5864.
  • Pina, J, Burrows, HD, Becker, RS, Dias, FB, Macanita, AL & de Melo, JS (2006). Photophysical studies of alpha,omega-dicyano-oligothiophenes NC(C4H2S)nCN (n=1-6). Journal Of Physical Chemistry B 110(13): 6499-6505.
  • Vaughan, H.L., Dias, F.M.B. & Monkman, A.P. (2005). An investigation into the excitation migration in polyfluorene solutions via temperature dependent fluorescence anisotropy. Journal Of Chemical Physics 122(1): 014902.
  • Dias, FB, Maiti, M, Hintschich, SI & Monkman, AP (2005). Intramolecular fluorescence quenching in luminescent copolymers containing fluorenone and fluorene units: A direct measurement of intrachain exciton hopping rate. Journal Of Chemical Physics 122(5): 054904.
  • Tavasli, M, Bettington, S, Bryce, MR, Al Attar, HA, Dias, FB, King, S & Monkman, AP (2005). Oligo(fluorenyl) pyridine ligands and their tris-cyclometalated iridium(III) complexes: synthesis, photophysical properties and electrophosphorescent devices. Journal Of Materials Chemistry 15(46): 4963-4970.
  • Becker, RS, Favaro, G, Romani, A, Gentili, PL & Dias, FMB (2005). Vibronic effects in pathways of photochemistry and vibrational relaxation. Chemical Physics 316(1-3): 108-116.
  • Rothe, C, King, SM, Dias, F & Monkman, AP (2004). Triplet exciton state and related phenomena in the beta-phase of poly(9,9-dioctyl)fluorene. Physical Review B 70(19).
  • Dias, FB, Macanita, AL, de Melo, JS, Burrows, HD, Guntner, R, Scherf, U & Monkman, AP (2003). Picosecond conformational relaxation of singlet excited polyfluorene in solution. Journal Of Chemical Physics 118(15): 7119-7126.
  • Dias, FB, Lima, JC, Horta, A, Pierola, IF & Macanita, AL (2002). Dynamics of linear poly(methylphenylsiloxane) by time-resolved fluorescence: Slow vs fast relaxations and low-temperature behavior in chains of different lengths. Macromolecules 35(18): 7082-7088.
  • Dias, FB, Lima, JC, Pierola, IF, Horta, A & Macanita, AL (2001). Internal dynamics of poly(methylphenylsiloxane) chains as revealed by picosecond time resolved fluorescence. Journal Of Physical Chemistry A 105(45): 10286-10295.
  • Dias, FB, Lima, JC, Macanita, AL, Clarson, SJ, Horta, A & Pierola, IF (2000). Anomalous fluorescence of linear poly(methylphenylsiloxane) in dilute solution at temperatures below-50 degrees C. Macromolecules 33(13): 4772-4779.
  • Dias, FB, Lima, JC, Macanita, AL, Horta, A & Pierola, IF (2000). Dynamics of cyclic methylphenyltrisiloxane in the picosecond to nanosecond time range. Journal Of Physical Chemistry A 104(1): 17-24.

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