RuII tris-bipyridine-modified electrode as a sensor for battery electrolyte

HAL Id: hal-03201475

https://hal.archives-ouvertes.fr/hal-03201475

Submitted on 19 Apr 2021

HAL is a multi-disciplinary open access archive for the deposit and dissemination of sci- entific research documents, whether they are pub- lished or not. The documents may come from teaching and research institutions in France or abroad, or from public or private research centers.

L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignement et de recherche français ou étrangers, des laboratoires publics ou privés.

RuII tris-bipyridine-modified electrode as a sensor for battery electrolyte

Laureline Lecarme, Aurélie Niyongabo, Frédéric Lafolet, Fannie Alloin, Wayne Jones, Jean-Claude Leprêtre

To cite this version:

Laureline Lecarme, Aurélie Niyongabo, Frédéric Lafolet, Fannie Alloin, Wayne Jones, et al.. RuII tris- bipyridine-modified electrode as a sensor for battery electrolyte. Electrochemistry Communications, Elsevier, 2021, 125, pp.106990. �10.1016/j.elecom.2021.106990�. �hal-03201475�

Supporting information

Ru ^II tris-bipyridine modified electrode as a sensor for battery electrolyte

Lauréline Lecarme,* ^[a], Aurélie Niyongabo, ^[b] Frédéric Lafolet, ^[c] Fannie Alloin, ^[a] Wayne E.

Jones Jr., ^[b] Jean-Claude Leprêtre ^[a]

[a] Univ. Grenoble Alpes, Univ. Savoie Mont Blanc, CNRS, Grenoble INP^⁕, LEPMI, 38000 Grenoble, France.

⁕Institute of Engineering and Management Univ. Grenoble Alpes

[b] Department of Chemistry, Binghamton University, State University of New York, Binghamton, NY 13905, USA

[c] Université de Paris, ITODYS, CNRS, F-75006 Paris, France

* E-mail : Laureline.Lecarme@lepmi.grenoble-inp.fr

 Supplementary characterizations

Figure S1. Electrodeposition of the ruthenium complex (0.6 mmol.L^-1) by cyclic voltammetry in presence of isoamyl nitrite (4.5 mmol.L^-1) onto a carbon electrode (Ф = 2mm) in CH3CN + 0.1 M TBAP electrolyte, scan rate = 100 mV.s^-1 (number of scan = 20).

-0.6 -0.2 0.2 0.6 1.0 1.4

10 µA

E (V) / NHE

Figure S2. Cyclic voltammetry of the Ru^II modified carbon electrode (Ф = 2mm) (after 20 cycles at 100 mV.s^-1) after 30 cycles in CH3CN + 0.1 M TBAP electrolyte.

Figure S3. Cyclic voltammetry of the Ru^II modified carbon electrode (Ф = 2mm) (after 20 cycles

1.2 1.4 1.6

10 µA

E (V) / NHE

Cycle 1 Cycle 15 Cycle 30

1.3 1.5 1.7

5 µA

E (V) / NHE

ClO₄^- PF₆^-

ClO₄^-/ PF₆^- (1/1)

Figure S4. ¹⁹F NMR of initial LP30 electrolyte.

-73.2 -75.0