Ultrafast Dynamics Group
Frédéric Laquai's Group


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Total result(s) found: 10
  • Charge Carrier Generation, Recombination, and Extraction in Polymer:Fullerene Bulk Heterojunction Organic Solar Cells

    Laquai, F., Andrienko, D., Deibel, C., Neher, D, Advances in Polymer Science 272, Springer 2017, pp. 267-291​
Charge extraction, Charge generation, Charge recombination, Organic solar cells, PBT7, PBTTT, PCPDTBT
  • Polymer Main-Chain Substitution Effects on the Efficiency of Nonfullerene BHJ Solar Cells

    Y. Firdaus, L.P. Maffei, F. Cruciani, M.A. Müller, S. Liu, S. Lopatin, N. Wehbe, G.O.N. Ndwaja, A. Amassian, F. Laquai, P.M. Beaujuge. Adv. Energy Mater. 2017, 7, 1700834, DOI: 10.1002/aenm.201700834
3,4-difluorothiophene, benzo[1,2-b:4,5-b′]dithiophene (BDT), ITIC, nonfullerene acceptor, organic photovoltaics, polymer solar cells
  • Thieno[3,4-c]pyrrole-4,6-dione–based Polymer Acceptors for High Open-Circuit Voltage All-Polymer Solar Cells

    S. Liu, X. Song, S. Thomas, Z. Kan, F. Cruciano, F. Laquai, J.-L. Bredas, P.M. Beaujuge, Adv. Energy Mater. 2017, 7, 1602574
3,4-difluorothiophene; all-polymer solar cells; organic photovoltaics; polymer acceptors; thieno[3,4-c]pyrrole-4,6-dione
  • ​Solvent Vapor Annealing-Mediated Crystallization Directs Charge Generation, Recombination and Extraction in BHJ Solar Cells 

    M. Babics, R.-Z. Liang, K. Wang, F. Cruciani, Z. Kan, M. Wohlfahrt, M.-C. Tang, F. Laquai, and P.M. Beaujuge. Chem. Mater. 2017, DOI: 10.1021/acs.chemmater.7b04286​
Charge Generation, Recombination, Extraction, Solar Cells
  • Molecular Doping of the Hole-Transporting Layer for Efficient, Single-Step-Deposited Colloidal Quantum Dot Photovoltaics 

    A.R. Kirmani, F.P. Garcia De Arquer, J.Z. Fan, J.I. Khan, G. Walters, S. Hoogland, N. Wehbe, M.M. Said, S. Barlow, F. Laquai,
    E.H. Sargent, A. Amassian. ACS Energy Lett. 2017, 2 (9), 1952-1959, DOI: 10.1021/acsenergylett.7b00540
Molecular Doping, Quantum Dot Photovoltaics
  • Performance limitations in thieno[3,4-c]pyrrole-4,6-dione-based polymer:ITIC solar cells
    Fan Yang, Deping Qian, Ahmed Hesham Balawi, Yang Wu, Wei Ma, Frédéric Laquai, Zheng Tang, Fengling Zhang and Weiwei Li
    Phys. Chem. Chem. Phys., 2017,19, 23990-23998  
Voltage losses, Quantum Efficiency Losses, Thin Film Morphology
  • Improved Morphology and Efficiency of n–i–p Planar Perovskite Solar Cells by Processing with Glycol Ether Additives​
    Esma Ugur, Arif D. Sheikh†, Rahim Munir, Jafar I. Khan, Dounya Barrit, Aram Amassian, Frédéric Laquai

    ACS Energy Lett.20172, pp 1960–1968
Perovskite, Glycol Ether Additives, two-step proccess
  • Trap-Free Hot Carrier Relaxation in Lead–Halide Perovskite Films.
    Simon A. Bretschneider, Frédéric Laquai, and Mischa Bonn
    J. Phys. Chem. C, 2017, 121 (21), pp 11201–11206 
Lead-Halide, Perovskite, Hot carriers
  • Generation of Triplet Excited States via Photoinduced Electron Transfer in meso-anthra-BODIPY: Fluorogenic Response Towards Singlet Oxygen in Solution and in Vitro
    Mikhail A. Filatov, Safakath Karuthedath, Pavel M. Polestshuk, Huguette Savoie, Keith J. Flanagan, Cindy Sy, Elisabeth Sitte, Maxime Telitchko, Frédéric Laquai , Ross W. Boyle, Mathias O. Senge
    J. Am. Chem. Soc., 2017, 139 (18), pp 6282–6285 
Triplet Excited States, Photoinduced Electron Transfer
  • Programmable and coherent crystallization of semiconductors​
    Liyang Yu, Muhammad R. Niazi, Guy O. Ngongang Ndjawa, Ruipeng Li, Ahmad R. Kirmani, Rahim Munir, Ahmed H. Balawi, Frédéric Laquai and Aram Amassian Science Advances  03 Mar 2017: Vol. 3, no. 3, e1602462, DOI: 10.1126/sciadv.1602462
crystallizationpolycrystalline thin filmsamorphous thin filmssmall-molecule organic semiconductorsOrganic Electronicsorganic thin film transistorshomogeneous nucleationpatterningclassical nucleation theorynucleation and growth