Delamination of nickel–cobalt oxyhydroxides for electrochemical energy storage applications
ADAN-MAS, Alberto
Centro de Quimica Estrutural [CQE]
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
Centro de Quimica Estrutural [CQE]
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
OLCHOWKA, Jacob
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
Réseau sur le stockage électrochimique de l'énergie [RS2E]
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Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
Réseau sur le stockage électrochimique de l'énergie [RS2E]
ADAN-MAS, Alberto
Centro de Quimica Estrutural [CQE]
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
Centro de Quimica Estrutural [CQE]
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
OLCHOWKA, Jacob
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
Réseau sur le stockage électrochimique de l'énergie [RS2E]
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
Réseau sur le stockage électrochimique de l'énergie [RS2E]
GUERLOU-DEMOURGUES, Liliane
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
Réseau sur le stockage électrochimique de l'énergie [RS2E]
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Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
Réseau sur le stockage électrochimique de l'énergie [RS2E]
Language
en
Article de revue
This item was published in
ACS Applied Energy Materials. 2022-11-28, vol. 5, n° 11, p. 13307-13317
ACS
English Abstract
Nickel–cobalt oxyhydroxide has been delaminated by tetrabutylammonium (TBA+) intercalation in aqueous media. The electrochemical performance of the different materials obtained during delamination has been evaluated, with ...Read more >
Nickel–cobalt oxyhydroxide has been delaminated by tetrabutylammonium (TBA+) intercalation in aqueous media. The electrochemical performance of the different materials obtained during delamination has been evaluated, with special emphasis on the effect of the intercalated species and their influence on the behavior of the delaminated material, toward electrochemical energy storage applications. Delamination in TBAOH, reported for the first time for nickel–cobalt oxyhydroxide in aqueous media, is an excellent route to increase the number of electrochemically active sites and to enhance the capacity of nickel–cobalt oxyhydroxide. Results show an increase in capacity from 112 mA·h·g–1 in 1 M LiOH at 1 A·g–1 for the nondelaminated precursor to 165 mA·h·g–1 after exfoliation and restacking. Thus, carefully designed exfoliation is a promising route to enhance the performance of electrode materials for electrochemical energy storage.Read less <
English Keywords
Nickel−cobalt oxyhydroxide
Delamination
Chemical exfoliation
Energy storage
Nickel−cobalt oxide
Tetrabutylammonium intercalation
Origin
Hal imported