We congralulate Chrysa and Giannis for successfully presenting their Master theses and for finishing their Master studies. They will move to France and the Netherlands to obtain Ph.D. diploma. We wish them good luck.
We welcome five new undergraduate students in the lab: Konstantina Kyriakidi, Aleksandra Manoli, George Soultse Elio, Lefteris Laleas and Agelos Markopoulos.
Chrysa Vourdaki will present her Master Thesis entitled “Star-shaped chromophores, photophysics from femtoseconds to nanoseconds” on the 30/8/2023 at 13.00 in classroom F5 of the Department of Physics.
Ioannis Georgoulis will present his Master Thesis entitled “Photophysics and non-linear optical properties of quadrupolar molecules with benzothiadiazole core” tomorrow 21/6/2023 at 13.00 in classroom F5 of the Department of Physics.
Our recent work in Journal of Materials Chemistry C “Centripetal triazine chromophores: Towards efficient two-photon absorbers and highly emissive polyimide films” has been accepted as a back cover.
Our work entitled “Aggregation-Induced Enhanced Emission of a Dimethylacridan Substituted Pyrimidine Derivative” by J. Massue, L. Diarra, I. Georgoulis, A. Fihey, F. Robin-le Guen, G. Ulrich, M. Fakis, S. Achelle has been accepted for publication in ChemPhotoChem.
Our work entitled “Centripetal triazine chromophores: Towards efficient two-photon absorbers and highly emissive polyimide films” by P. Šimon, M. Klikar, Z. Burešová, C. Vourdaki, A. Katsidas, J. Tydlitát, J. Kulhánek, J. Zelenka, M. Fakis, and F. Bureš has been accepted for publication in J. Mater. Chem. C.
Our work entitled “”Ultrafast Photophysics of Regioisomeric Triphenylamine Dyes having Dipolar D-π-A-A and Octupolar D-(π-A-A)3 Character with a Benzothiazole Unit in Matched or Mismatched Orientation” by V. Petropoulos, I. Georgoulis, C. Vourdaki, P. Hrobárik, I. Sigmundová, J. Nociarová, M. Maiuri, G. Cerullo and M. Fakis has been accepted for publication in ChemPhysChem.
Our proposal “CUSBO – Ultrafast Photophysics of Multichromophoric Systems for Photonic Applications (PID: 24378)” for laboratory access to the Center for Ultrafast Science and Biomedical Optics (CUSBO), Polytechnico Di Milano has been accepted for funding under the LaserLab Europe framework.
Our work entitled “Graphene nano-sieves by femtosecond laser irradiation” by S. Katsiaounis, N. Chourdakis, Ε. Michail, M. Fakis, I. Polyzos, J. Parthenios and K. Papagelis has been accepted for publication in Nanotechnology.
Our work entitled “Exploring Solvent and Substituent Effects on the Excited State Dynamics and Symmetry Breaking of Quadrupolar Triarylamine End-Capped Benzothiazole Chromophores by Femtosecond Spectroscopy” by M. Fakis, V. Petropoulos, P. Hrobárik, J. Nociarová, P. Osuský, M. Maiuri and G. Cerullo has been accepted for publication in Journal of Physical Chemistry B.
Mihalis will make a two-weeks scientific visit to the group of Prof. Giulio Cerullo in Polytechnico di Milano starting at 12/6/2022.
Our work entitled “Triphenylamine-based fluorophores bearing peripheral diazine regioisomers. Synthesis, characterization, photophysics and two-photon absorption” M. Klikar, D. Georgiou, I. Polyzos, M. Fakis, Z. Růžičková, O. Pytela and F. Bureš has been accepted for publication in Dyes and Pigments.
Mihalis will give an invited lecture in the online meeting “Aromatic Heterocycles: A wonderful pool of Organic Materials” (AHeRoC) (https://bures.upce.cz/aheroc1.html) at 16-17 March 2022. Lecture tittle: “Photodynamics and 2-Photon Absorption Properties of Push-Pull Molecules with Heterocycle Substituents by Means of fs Laser Spectroscopy“.
Our work entitled “Commercially available chromophores as low-cost efficient electron injection layers for organic light emitting diodes” by A. Verykios, A. Soultati, K. Tourlouki, C. Katsogridakis, C. Chochos, D. Alexandropoulos, V. Vidali, P. Stylianos, K. Yanakopoulou, D. Dimotikali, M. Fakis, L. C. Palilis, N. Stathopoulos, G. Pistolis, P. Skandamis, P. Argitis, M. Vasilopoulou has been accepted for publication in J. Phys. D, Appl. Phys.
We welcome three new students in the lab. Anastasia Pantazi, Lambos Sdralias and Alexandros Katsidas will carry out their undregraduate thesis.
Congratulations to Dimitris who successfully defended his master thesis and completed his M.Sc. studies.
Dimitris will present his Master thesis entitled “fs-ns spectroscopy and non-linear absorption of organic chromophores of type D-π-A” on Thursday 15/7/2021 at 11.00 am using Zoom.
Our work entitled “Oxidative C-H Homocoupling of Push-Pull Benzothiazoles: An Atom-Economical Route To Highly Emissive Quadrupolar Arylamine-Functionalized 2,2′-Bibenzothiazoles with Enhanced Two-Photon Absorption” by P. Osusky, J. Nociarova, M. Smolicek, R. Gyepes, D. Georgiou, I. Polyzos, M. Fakis and P. Hrobarik has been accepted for publication in Organic Letters.
M.F. is a guest Editor for the Special Issue entitled “Frontiers in Ultrafast Spectroscopy, Techniques Applied to Novel Materials” which will be published in the Journal Optics.
Deadline for manuscript submissions: 31 October 2021.
The Special Issue and is now open to receive submissions of full research articles and comprehensive review papers for peer-review and possible publication.
This Special Issue aims to show recent advances in ultrafast spectroscopy focusing on novel materials and techniques. Contributions are welcome from leading scientists and researchers and should concern various fields of ultrafast spectroscopy such as:
Techniques: transient absorption, transient fluorescence, fs IR spectroscopy, 2DES, photon echo, OKE, FSRS, photoelectron spectroscopy, etc.
Materials: chromophores, donor-acceptor systems, polymers, multichromophores, biomolecules, self-assembly, supramolecular assemblies, perovskites, quantum dots, 2D materials, semiconductors, nanoparticles–nanorods, light-harvesting systems, etc.
Our work entitled “Direct Iodination of Electron-Deficient Benzothiazoles: Rapid Access to Two-Photon Absorbing Fluorophores with Quadrupolar (D–A–D) Architecture and Tunable Heteroaromatic Core” by J. Nociarova, P. Osusky, E. Rakovsky, D. Georgiou, I. Polyzos, M. Fakis and P. Hrobarik has been accepted for publication in Organic Letters.
Our work entitled “Controlling PbI2 Stoichiometry during Synthesis to Improve the Performance of Perovskite Photovoltaics” by K. Tsevas, J. A. Smith, V. Kumar, C. Rodenburg, M. Fakis, Abd. Rashid bin Mohd Yusoff, M. Vasilopoulou, D. G. Lidzey, M. K. Nazeeruddin and A. D. F. Dunbar has been accepted for publication in Chemistry of Materials.
Our work entitled “Effect of protonation on the photophysical properties of 4-substituted and 4,7-disubstituted quinazoline push-pull chromophores” by R. Plaza-Pedroche, D. Georgiou, M. Fakis, A. Fihey, C. Katan, F. Robin-le Guen, S. Achelle and J. Rodríguez-López has been accepted for publication in Dyes and Pigments.
Our work entitled “Photophysics of 9,9-dimethylacridan substituted phenylstyrylpyrimidines exhibiting long lived intramolecular charge transfer fluorescence and aggregation induced emission characteristics” by M. Fecková, I. K. Kalis, T. Roisnel, P. le Poul, O. Pytela, M. Klikar, F. Robin-le Guen, F. Bureš, M. Fakis and S Achelle has been accepted for publication in Chemistry A European Journal.
We welcome our two new underground students Chryssa Vourdaki and Ioannis Georgoulis. Good luck in their undergraduate thesis.
Congratulations to our M.Sc. student Ioannis Kalis who succesfully defended his M.Sc. thesis “Photophysical study of organic chromophores my means of electronic optical spectroscopy using pulsed lasers”.
Our work entitled “Excitation/detection energy controlled anisotropy dynamics in asymmetrically cyano substituted tri-podal molecules” by K. Seintis, I. Kalis, M. Klikar, F. Bures, M. Fakis has been accepted for publication in Physical Chemistry Chemical Physics.
Our work entitled “Branching effect on the linear and nonlinear optical properties of styrylpyrimidines” by F. Kournoutas, A. Fihey, J.-P. Malval, A. Spangenberg, M. Fecková, P. le Poul, C. Katan, F. Robin-le Guen, F. Bureš, S. Achelle, M. Fakis has been accepted for publication in Physical Chemistry Chemical Physics.
Our work entitled “The effect of protonation on the excited state dynamics of pyrimidine chromophores” by F. Kournoutas, I. K. Kalis, M. Fecková, S. Achelle, M. Fakis has been accepted for publication in the Journal of Photochemistry and Photobiology A: Chemistry.
Mihalis is making a visit in the group of Prof. Lukas Schmidt-Mende, in University of Kostanz (https://www.schmidt-mende.uni-konstanz.de/) from 23-30 of November 2019 under a funding from an IKYDA programme.
Congratulations to Vassilis who successefully defended his MSc thesis. He has now moved to the group of Professor Giulio Cerullo, at the Department of Physics, Polytechnico di Milano (https://www.fisi.polimi.it/en/people/cerullo) for his PhD thesis. We wish him good luck.
Our work entitled “Cooperative Self-Assembly Enables Two-Dimensional H-type Aggregation of a Sterically Crowded Perylene-Bisimide Dimer” by N. Karakostas, V. S. Petrakis, F. Kournoutas, I. M. Mavridis, E. Martinou, E. Efthimiadou, M. Fakis, G. Pistolis, has been accepted for publication in Crystal Growth & Design.
Our work entitled “Lithium Doping of ZnO for High Efficiency and Stability Fullerene and Non-fullerene Organic Solar Cells” by A. Soultati, A Fakharuddin, E. Polydorou, C. Drivas, A. Kaltzoglou, M. Irfan Haider, F. Kournoutas, M. Fakis, L. C. Palilis, S. Kennou, D. Davazoglou, P. Falaras, P. Argitis, S. Gardelis, A. Kordatos, A. Chroneos, L. Schmidt-Mende, M. Vasilopoulou, has been accepted for publication in ACS Appl. Energy Mater.
Vassilis will make a three months visit to the group of Professor Giulio Cerullo, at the Department of Physics, Polytechnico di Milano (https://www.fisi.polimi.it/en/people/cerullo) starting at 24/4/2019, funded by Erasmus Programme.
Congatulations to our M.Sc. student Vassilis who will participate in the 69th Lindau Laureate Meeting 2019 which will take place from 30/6/2019 to 5/7/2019 in Lindau, Germany (https://www.lindau-nobel.org/).
Fotis will make a two-weeks visit in the group of Prof. Lukas Schmidt-Mende, in University of Kostanz (https://www.schmidt-mende.uni-konstanz.de/) from 1-15 of December 2018 under a scholarship from an IKYDA programme.
Our work entitled “Photophysical and Protonation Time Resolved Studies of DonorAcceptor Branched Systems With Pyridine Acceptors” by F. Kournoutas, K. Seintis, N. Karakostas, J. Tydlitát, S. Achelle, G. Pistolis, F. Bureš, M. Fakis has been accepted for publication in J. Physical Chemistry A
Our work entitled “Solvent-Acidity-Driven Change in Photophysics and Significant Efficiency Improvement in Dye-Sensitized Solar Cells of a Benzothiazole-Derived Organic Sensitizer” by K. Seintis, Ç. Şahin, I. Sigmundová, E. Stathatos, P. Hrobárik, M. Fakis has been accepted for publication in J. Physical Chemistry C
Our work entitled “Triazine-Substituted Zinc Porphyrin as an Electron Transport Interfacial Material for Efficiency Enhancement and Degradation Retardation in Planar Perovskite Solar Cells” by N. Balis, A. Verykios, A. Soultati, V. Constantoudis,M. Papadakis, F. Kournoutas, C. Drivas,M. C. Skoulikidou, Spyros Gardelis, M. Fakis, S. Kennou, A. G. Kontos, A. G. Coutsolelos, P. Falaras, M. Vasilopoulou has been accepted for publication in ACS Applied Energy Materials
Congratulations to Fotis who succesfully defended his MSc thesis. We welcome him as a Ph.D. student in the lab.
Our work entitled “Star‐shaped push‐pull molecules with varied number of peripheral acceptors: An insight into their optoelectronic features” recently accepted in ChemPhotoChem has been selected for the cover picture of the 6th issue, volume 2, 2018. (https://onlinelibrary.wiley.com/toc/23670932/2018/2/6)
Our work entitled “Photophysics, Electronic Structure and Solar Cell Performance of a Donor-Acceptor Poly(N-dodecyl-2,7-carbazole-alt-benzothiadiazole)” by A. Koutsoubelitis, K. Seintis, D. Tsikritzis, J. Oriou, C. Brochon, E. Cloutet, G. Hadziioannou, M. Vasilopoulou, S. Kennou, M. Fakis and L. C. Palilis has been accepted for publication in Organic Electronics
Our work entitled “Star‐shaped push‐pull molecules with varied number of peripheral acceptors: An insight into their optoelectronic features” by M Klikar, K. Seintis, I. Polyzos, O. Pytela, T. Mikysek, N. Almonasy, M. Fakis, F. Bures has been accepted for publication in ChemPhotoChem
Kostas Seintis will defend his Ph.D. thesis entitled “Spectroscopic studies of novel multichromophoric molecules by means of ultrafast laser pulses” on Friday 23/2/2018 at 12.00, room F5.
Our work entitled “Energy Transfer and Charge Separation Dynamics in Photoexcited Pyrene-Bodipy Molecular Dyads” by M. Fakis, J. S. Beckwith, K. Seintis, E. Martinou, C. Nançoz, N. Karakostas, I. Petsalakis, G. Pistolis, E. Vauthey has been accepted for publication in Physical Chemistry Chemical Physics.
We welcome two new members in our group. Ioannis Kalis and Chrysa Avramopoulou have joined us as undergraduate students working on their diploma theses.
Congratulations to Ilias who succesfully defended his M.Sc. thesis on 28/6/2017.
Our work entitled “Low Work Function Lacunary Polyoxometalate Electron Transport Interlayers for inverted Polymer Solar Cells of Improved Efficiency and Stability“ by M. Tountas, Y. Topal, E. Polydorou, A. Soultati, A. Verykios, A. Kaltzoglou, T. A. Papadopoulos, F. Auras, K. Seintis, M. Fakis, L. C. Palilis, D. Tsikritzis, S. Kennou, M. Koutsoureli, G. Papaioannou, M. Ersöz, M. Kus, P. Falaras, D. Davazoglou, P. Argitis and M. Vasilopoulou has been accepted for publication in ACS Applied Materials and Interfaces
Our work entitled “Femtosecond to nanosecond studies of octupolar molecules and their quadrupolar and dipolar analogues” by K. Seintis, D. Agathangelou, D. Cvejn, N. Almonasy, F. Bureš, V. Giannetas and M. Fakis has been accepted for publication in Physical Chemistry Chemical Physics
Our work entitled “CuInS2/ZnS core shell quantum dots. Energy transfer and down shifting properties for solar cell applications” by S. Gardelis , M. Fakis, N. Droseros, D. Georgiadou, A. Travlos and A. G. Nassiopoulou will be presented as an oral presentation in E-MRS 2017 Spring Meeting, May 22-26, 2017 Strasbourg, France
Our work entitled “Avoiding ambient air and light induced degradation in high-efficiency polymer solar cells by the use of hydrogen-doped zinc oxide as electron extraction material” by E. Polydoroua, I. Sakellis, A. Soultati, A. Kaltzoglou, T. A. Papadopoulos, J. Briscoe, D. Tsikritzis, M. Fakis, L. C. Palilis, S. Kennou, P. Argitis, P. Falaras, D. Davazoglou and M. Vasilopoulou has been accepted for publication in Nano Energy
Our work entitled “The Dynamics of Intramolecular Energy Hopping in Multi-Bodipy Self – Assembled Metallocyclic Species: A Tool For Probing Subtle Structural Distortions in Solution” by E. Martinou, K. Seintis, N. Karakostas, A. Bletsou, N. Thomaidis, M. Fakis and G. Pistolis has been accepted for publication in Journal of Physical Chemistry C
Our work entitled “Energy transfer in aggregated CuInS2/ZnS core-shell quantum dots deposited as solid films” by S. Gardelis, M. Fakis, N. Droseros, D. Georgiadou, A. Travlos, A. Nassiopoulou has been accepted for publication in Journal of Physics D: Applied Physics
Congratulations to Fotis who finished his undergraduate studies and is now a M.Sc. student in the lab
Our group has two new members. Marios Meimaris and Vasilios Petropoulos have joined the group for performing their undergraduate thesis. We welcome them!
Our work entitled “Femtosecond to Nanosecond Dynamics of Dipolar and Octupolar Light Harvesting Molecules Based on Benzothiazole e– Acceptors” by Kostas Seintis, Dafni Chroni, Veronika Hrobarikova, Ivica Sigmundova, Peter Hrobarik and Mihalis Fakis will be presented in the 12th European Conference on Atoms Molecules and Photons (ECAMP12) in Frankfurt, Germany, September 5-9, 2016
Our works entitled “Modulation of the photophysical and photovoltaic properties of new organic sensitizers by changing the electron donating group” by K. Seintis, D. Sygkridou, I. Sigmundová, P. Hrobárik, E. Stathatos, V. Giannetas, M. Fakis and “Excitation energy transfer in semiconducting polymers used in organic solar applications” by K. Seintis, L. .L. Nikiforakis, L. C. Palilis, M. Fakis will be presented in the 13th International Conference on Nanosciences & Nanotechnologies (NN16) 5-8 July 2016, Thessaloniki, Greece
Mihalis Fakis is visiting the University of Geneva, Eric Vauthey’s group, on June 2016 to perform ultrafast spectroscopy studies in novel multichromophoric systems.
Our work entitled “A Highly–Ordered Rigid Multichromophoric 3D Supramolecular Network by Combining Ionic and Coordination – Driven Self – Assembly” by A. Kaloudi-Chantzea, E. Martinou, K. Seintis, N. Karakostas, P. Giastas, F. Pitterl, H. Oberacher, M. Fakis and G. Pistolis has been accepted for publication in Chemical Communications
Our work entitled “Solvent and branching effect on the two-photon absorption properties of push-pull triphenylamine derivatives” by D. Cvejn, E. Michail, K. Seintis, M. Klikar, O. Pytela, T. Mikysek, N. Almonasy, M. Ludwig, V. Giannetas, M. Fakis and F. Bureš has been accepted for publication in RSC Advances
Our work entitled “Water-Soluble Lacunary Polyoxometalates with Excellent Electron Mobilities and Hole Blocking Capabilities for High Efficiency Fluorescence and Phosphorescent Organic Light Emitting Diodes” by M. Tountas, Y. Topal, M. Kus, M. Ersöz, M. Fakis and M. Vasilopoulou has been accepted for publication in Advanced Functional Materials