Lorenzo Casimiro



Sorbonne University
4 Place Jussieu, 75252 Paris cedex 5
Tower 43-44, 5th floor, office 504
Group E-POM
Tel : +33 (0) 1 44 27 55 53

Research interests

  • Photo- and electro-switchable molecules
  • Supramolecular chemistry 
  • Hybrids molecular materials 
  • UV-vis spectroscopy 
  • Optical microscopy 

Current research

Supramolecular POM-based gels with switchable optical, rheological and electronic properties

Scientific career

  • 2023-2024: Post-doctoral researcher at l’IPCM – Sorbonne Université
  • 2022-2023: CNRS post-doctoral researcher at PPSM (ENS Paris-Saclay)
  • 2021: Post-doctoral researcher at PPSM et LAMBE (Université Paris-Saclay)
  • 2020: CNRS post-doctoral researcher at PPSM (ENS Paris-Saclay)
  • 2020Ingénieur d’étude CNRS at PPSM (ENS Paris-Saclay)
  • 2016-2019: PhD in chemistry at the University of Bologna
  • 2014-2016: MSc in Photochemistry and molecular materials at the University of Bologna
  • 2011-2014: BSc in Chemistry and material chemistry at the University of Bologna


  • 2023: European Commission Seal of Excellence (Marie-Sklodowska Curie Action) 
  • 2022: EPA PhD prize (European Photochemistry Association)
  • 2020: PhD thesis prize « Ugo Mazzucato » (GIF – Italian Group of Photochemistry)

Selected publications

  1. L. Casimiro*
    “The Butterfly Effect of Photochromes”
    in Specialist Periodical Reports – Photochemistry: Volume 51, S. Crespi, S. Protti (Eds.), pages 509-534, Royal Society of Chemistry, 2023
  2. L. Casimiro, R. Métivier, B. Le Pioufle, S. Bensalem,* C. Allain*
    “Revealing the Friction Stress of Microalgae in Microfluidic Devices through Mechanofluorochromism”
    Adv. Mater. Interfaces202310, 2300312 
  3. L. Casimiro,* L. Andreoni, J. Groppi, A. Credi, R. Métivier, S. Silvi*
    “Dimethylazobenzene as a chemical actinometer”
    Photochem. Photobiol. Sci.202221, 825 
  4. N. Goual, L. Casimiro, V. Delattre, P. Retailleau, S. Maisonneuve, N. Bogliotti, R. Métivier, J. Xie,* A. Marinetti,* A Voituriez*
    “Triazonine-based photoswitches: synthesis, characterization and photochromic properties”
    Chem. commun.202157, 10079 
  5. M. Canton, J. Groppi, L. Casimiro, S. Corra, M. Baroncini, S. Silvi, A. Credi*
    “Second generation light-fueled supramolecular pump”
    J. Am. Chem. Soc.2021143, 29, 10890 
  6. S. Corra, L. Casimiro, M. Baroncini, J. Groppi, M. La Rosa, M. Tranfic Bakic, S. Silvi, A. Credi*
    “Artificial supramolecular pumps powered by light”
    Chem. Eur. J.202127, 11076 
  7. L. Ðorđević,* L. Casimiro, N. Demitri, M. Baroncini, S. Silvi, F. Arcudi, A. Credi,* M. Prato*
    “Light-Controlled Regioselective Synthesis of Fullerene Bis-Adducts”
    Angew. Chem. Int. Ed.202160, 313 
  8. L. Casimiro, S. Maisonneuve, P. Retailleau, S. Silvi, J. Xie*, R. Métivier*
    “Photophysical properties of DCM revisited: fluorescence vs photoisomerization”
    Chem. Eur. J.202026, 63, 14341
  9. J. Groppi, L. Casimiro, M. Canton, S. Corra, M. Jafari-Nasab, G. Tabacchi, L. Cavallo, M. Baroncini, S. Silvi, E. Fois*, A. Credi*
    “Precision molecular threading/dethreading”
    Angew. Chem. Int. Ed.202059, 35, 14825 
  10. G. Baggi, L. Casimiro, M. Baroncini, S. Silvi,* A. Credi, S. J. Loeb*
    “Threading-gated photochromism in [2]-pseudorotaxanes”
    Chem. Sci.201910, 5104