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Modeling short (1st coordination sphere) and long-range (2nd coordination sphere) effects existing in copper enzymes (oxygenases). Electrochemical and spectroscopic studies.


Publications :
J. Am. Chem. Soc.
2005; J. Am. Chem. Soc. 2007; J. Am. Chem. Soc. 2009; Inorg. Chem. 2011; Org. Lett. 2012; Eur. J. Inorg. Chem. 2013; Inorg. Chem. 2014; Acc. Chem. Res. 2015.

Research Program and Collaborations :
ANR Program BLAN-003 (2005-2009)
ANR Program BLAN-7141 (2011-2015)
COST CM1005 "Supramolecular Chemistry in Water"

 

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Nicolas LE POUL
CNRS researcher

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  • Electron transfer and catalytic properties of Cu complexes grafted on Au electrodes


Immobilization of object of interest R by the "self-induced electroclick" strategy. Nitrite-reductase electrocatalytic properties of Cu complexes.Electron-transfer kinetic studies of multimetallic systems. Studies in aqueous medium.

Publications :
Dalton Trans.
2010; Chem. Eur. J. 2011; J. Electroanal. Chem. 2013, Electrochem. Commun. 2013; Langmuir 2014; J. Am. Chem. Soc. 2016.

Research Program and Collaborations :
ANR Program BLAN-003 (2005-2009)
ANR Program BLAN-7141 (2011-2015)

The driving force of the translocation is the electrochemical switch of the copper cation between oxidation states I and II coupled with the balance between the preferential coordinating mode of the ditopic ligand for the two pairs Zn(II)/Cu(I) and Zn(II)/Cu(II).

Publications :
J. Am. Chem. Soc.
2010; Chem. Eur. J. 2013; ChemElectroChem 2015.

Research Program and Collaborations :
ANR Program BLAN-003 (2005-2009)

  • Dioxygen reactivity of models of Cu enzymes: spectroscopic and electrochemical characterization of Cu-O2 transient species.

Models of type 2 (oxygenase) and type 3 (hemocyanin, tyrosinase) Cu enzymes. Peroxo, µ-oxo and hydroxo related species.

Publications :
Dalton Trans.
2013. New J. Chem. 2012; Inorg. Chem. 2016.

Research Program and Collaborations :
ANR Program 13-BS07-0018 (2013-2017)
Pr M. Kodera, Doshisha University, Japan