Sitemap Intranet Search
You are here: Home Publications

Publications

2012
L.F. Dössel, V. Kamm, I.A. Howard, F. Laquai, W. Pisula, X. Feng, C. Li, M. Takase, T. Kudernac, S. De Feyter, and K. Müllen, "Synthesis and Controlled Self-Assembly of Covalently Linked Hexa-peri-hexabenzocoronene / Perylene Diimide Dyads as Models to Study Fundamental Energy- and Electron Transfer Processes", J. Am. Chem. Soc. 2012, accepted.
Manisha Tomar, Nigel T. Lucas, Hun Kim, Frédéric Laquai, Klaus Müllen and Josemon Jacob, "Facile synthesis of 5,8-linked quinoline based copolymers", Polymer International 2012, accepted.
P. Lellig, M.A. Niedermeier, M. Rawolle, M. Meister, F. Laquai, P. Müller-Buschbaum and J.S. Gutmann, "Comparative study of conventional and hybrid blocking layers for solid-state dye-sensitized solar cells ", Phys. Chem. Chem. Phys. 2012, Advance Article, DOI: 10.1039/C2CP23026G.
2011
P.E. Keivanidis, V. Kamm, W. Zhang, G. Floudas, F. Laquai, I. McCulloch, D.D.C. Bradley, J. Nelson, "Correlating emissive non-geminate charge recombination dynamics with photocurrent generation efficiency in polymer:perylene diimide organic photovoltaic blend films", Adv. Funct. Mater. 2011, DOI: 10.1002/adfm.201102871.
P. Anant, H. Mangold, N.T. Lucas, F. Laquai, J. Jacob, "Synthesis and Characterization of Donor-Acceptor Type 4,4'-Bis(2,1,3-benzothiadiazole) based Copolymers", Polymer 2011, 52 (20), 4442-4450.
M.G. Schwab, T. Qin, W. Pisula, A. Mavrinskiy, X. Feng, M. Baumgarten, H. Kim, F. Laquai, S. Schuh, R. Trattnig, E.J.W. List and K. Müllen, "Molecular Triangles: Synthesis, Self-Assembly, and Blue Emission of Cyclo-7,10-tris-triphenylenyl Macrocycles", Chemistry - An Asian Journal 2011, 6(11), 3001-3010.
P.E. Keivanidis, F. Laquai, J. Robertson, S. Baluschev, J. Jacob, K. Müllen, G. Wegner, "Electron-exchange Assisted Photon Energy Up-conversion in Thin Films of pi-Conjugated Polymeric Composites", J. Phys. Chem. Lett. 2011, 2(15), 1893-1899.
R. Mauer, I.A. Howard, F. Laquai, "Effect of External Bias on Nongeminate Recombination in Polythiophene:Methanofullerene Organic Solar Cells", J. Phys. Chem. Lett. 2011, 2 (14), 1736-1741.
T.-T.-T. Nguyen, D. Türp , D. Wang , B. Nölscher, F. Laquai, and K. Müllen, "A fluorescent, shape-persistent dendritic host with photoswitchable guest encapsulation and intramolecular energy transfer", J. Am. Chem. Soc. 2011, DOI: 10.1021/ja2022398.
F. Etzold, I.A. Howard, R. Mauer, M. Meister, T.-D. Kim, K.-S. Lee, N.S. Baek, F. Laquai, "Ultrafast Exciton Dissociation Followed by Nongeminate Charge Recombination in PCDTBT:PCBM Photovoltaic Blends", J. Am. Chem. Soc. 2011, 133 (24), 9469-9479.
V. Kamm, G. Battagliarin, I.A. Howard, W. Pisula, A. Mavrinskiy, C. Li, K. Müllen, and F. Laquai, "Polythiophene:Perylene Diimide Solar Cells – The Impact of Alkyl-Substitution on the Photovoltaic Performance", Adv. Energy Mater. 2011, 1 (2), 297-302 (Coverpage).
P.E. Keivanidis, F. Laquai, I.A. Howard, R.H. Friend, "Room temperature phase demixing in bulk heterojunction layers of solution processed organic photodetectors: The effect of active layer ageing on the device electro-optical properties", Adv. Funct. Mater. 2011, 21, 1355-1363..
H. Kim, N. Schulte, G. Zhou, K. Müllen, F. Laquai, "A High Gain and High Charge Carrier Mobility Indenofluorene-Phenanthrene Copolymer for Light Amplification and Organic Lasing", Adv. Mater. 2011, 23 (7), 894-897.
I. Park, Y. Lim, S. Noh, D. Lee, M. Meister, J.J. Amsden, F. Laquai, C. Lee, and D.Y. Yoon, "Enhanced Photovoltaic Performance of ZnO Nanoparticle/Poly(phenylene vinylene) Hybrid Photovoltaic Cells by Semiconducting Surfactant", Org. Electr. 2011, 12 (3), 424-428.
2010
R. Mauer, I.A. Howard, F. Laquai, "Effect of Nongeminate Recombination on Fill Factor in Polythiophene:Methanofullerene Organic Solar Cells", J. Phys. Chem. Lett. 2010, 1 (24), 3500-3505.
A. Kreyes, M. Amirkhani, I. Lieberwirth, R. Mauer, F. Laquai, K. Landfester, U. Ziener, "The longest beta-unsubstituted oligothiophenes and their self-assembly in solution", Chem. Mater. 2010, 22 (23), 6453-6458.
M.A. Filatov, F. Laquai, D. Fortin, R. Guilard, P.D. Harvey, "Strong Donor-Acceptor Couplings in a Special Pair-Antenna Model", Chem. Comm. 2010, 46, 9176-9178.
I.A. Howard, R. Mauer, M. Meister, F. Laquai, "Effect of Morphology on Ultrafast Free Carrier Generation in Polythiophene:Fullerene Organic Solar Cells", J. Am. Chem. Soc. 2010, 132 (42), 14866-14876.
S. Albert-Seifried, J.M. Hodgkiss, F. Laquai, H.A. Bronstein, C.K. Williams, R.H. Friend, "Pressure-induced Delocalization of Photoexcited States in a Semiconducting Polymer", Phys. Rev. Lett. 2010, 105, 195501.
P.E. Keivanidis, V. Kamm, C. Dyer – Smith, W. Zhang, F. Laquai, I. McCulloch, D.D.C. Bradley, J. Nelson, "Delayed luminescence spectroscopy of organic photovoltaic binary blends: probing the emissive non-geminate charge recombination", Adv. Mater. 2010, 22 (45), 5183-5187.
I.A. Howard, F. Laquai, "Optical Probes of Charge Generation and Recombination in Bulk-Heterojunction Organic Solar Cells", Macromol. Chem. Phys. 2010, 211 (19), 2063-2070.
S. Albert-Seifried, C.E. Finlayson, F. Laquai, R.H. Friend, T.M. Swager, P.H.J. Kouwer, M. Juríček, H.J. Kitto, S. Valster, R.J.M. Nolte, and A.E. Rowan, "Multichromophoric Phthalocyanine-(Perylenediimide)8 Molecules; A Photophysical Study", Chem. Eur. J. 2010, 16 (33), 10021-10029.
A. Petrozza, F. Laquai, I.A. Howard, J.-S. Kim, R.H. Friend, "Dielectric Switching of the Nature of Excited Singlet State in a Donor-Acceptor-type Polyfluorene Copolymer", Phys. Rev. B 2010, 81, 205421.
R. Mauer, M. Kastler, F. Laquai, "The Impact of Polymer Regioregularity on Charge Transport and Efficiency of P3HT:PCBM Photovoltaic Devices", Adv. Funct. Mater. 2010, 20, 2085-2092.
2009
I.A. Howard, F. Laquai, P.E. Keivanidis, R.H. Friend, and N.C. Greenham, "Perylene Tetracarboxydiimide as an Electron Acceptor in Organic Solar Cells: A Study of Charge Generation and Recombination", J. Phys. Chem. C 2009, 113 (50), 21225-21232.
F. Laquai, Y.-S. Park, J.-J. Kim, T. Basché, „Excitation energy transfer in organic materials: From fundamentals to optoelectronic devices”, Macrom. Rap. Comm. 2009, 30, 1203-1231.
J.Y. Li, F. Laquai, G. Wegner, „Amplified spontaneous emission in optically pumped neat films of a polyfluorene derivative", Chem. Phys. Lett. 2009, 478, 37-41.
2008
F. Laquai, A. K. Mishra, G. Wegner, K. Müllen, and R. H. Friend, „Amplified spontaneous emission of Poly(ladder-type phenylene)s – Influence of the Photophysical Properties on ASE thresholds”, Adv. Funct. Mater. 2008, 18, 3265-3275.
G. Wegner, S. Baluschev, F. Laquai, C.Y. Chi, “Managing photoexcited states in conjugated polymers”, Macromolecular Symposia 2008, 268, 1-8.
2007
F. Laquai, A. K. Mishra, M. R. Ribas, A. Petrozza, J. Jacob, L. Akcelrud, K. Müllen, R. H. Friend, and G. Wegner, “Photophysical properties of a Series of Poly(ladder-type phenylene)s”, Adv. Funct. Mater. 2007, 17, 3231-3240.
F. Laquai, G. Wegner, H. Bässler, “What determines the mobility of charge carriers in conjugated polymers?”, Philosophical Transactions of the Royal Society A – Mathematical, Physical and Engeneering Sciences 2007, 365, 1473-1487.
F. Laquai, D. Hertel, “Influence of hole transport units on the efficiency of polymer light emitting diodes”, Appl. Phys. Lett. 2007, 90, 142109.
2006
B. El-Hamaoui, F. Laquai, S. Baluschev, J.S. Wu, K. Müllen, ”A phosphorescent hexa-peri- hexabenzocoronene platinum complex and its time-resolved spectroscopy”, Synth. Met. 2006, 156, 1182-1186.
M. Kastler, W. Pisula, F. Laquai, A. Kumar, R.J. Davies, S. Baluschev, M.C. Garcia-Gutierrez, D. Wasserfallen, H.-J. Butt, C. Riekel, G. Wegner, K. Müllen, ”Organization of charge-carrier pathways for organic electronics”, Adv. Mater. 2006, 18, 2255.
M. Kastler, F. Laquai, K. Müllen, G.Wegner, ”Room-temperature nondispersive hole transport in a discotic liquid crystal”, Appl. Phys. Lett. 2006, 89, 252103.
F. Laquai, G. Wegner, C. Im, H. Bässler, S. Heun, ”Nondispersive hole transport in carbazole- and anthracene-containing polyspirobifluorene copolymers studied by the charge-generation layer time-of-flight technique”, J. Appl. Phys. 2006, 99, 033710.
F. Laquai, G. Wegner, C. Im, H. Bässler, S. Heun, ”Comparative study of hole transport in polyspirobifluorene polymers measured by the charge-generation layer time-of-flight technique”, J. Appl. Phys. 2006, 99, 023712.
2005
F. Laquai, P.E. Keivanidis, S. Baluschev, J. Jacob, K. Müllen, and G. Wegner, ”Low-threshold amplified spontaneous emission in thin films of poly(tetraarylindenofluorene)”, Appl. Phys. Lett. 2005, 87, 261917.
F. Laquai, G. Wegner, C. Im, A. Büsing, S. Heun, ”Efficient upconversion fluorescence in a blue-emitting spirobifluorene-anthracene copolymer doped with low concentrations of Pt(II)octaethylporphyrin”, J. Chem. Phys. 2005, 123, 074902.
2003
F. Laquai, C. Im, A. Kadashchuck, H. Bässler, ”Sensitized intrinsic phosphorescence from a poly(phenylene vinylene) derivative”, Chem. Phys. Lett. 2003, 375, 286-291.

Contact:: Dr. F. Laquai