Theoretical investigation of quantum capacitance of Co-doped α-MnO<sub>2</sub> for supercapacitor applications using density functional theory-Reference-Cited by-同舟云学术

Theoretical investigation of quantum capacitance of Co-doped α-MnO₂ for supercapacitor applications using density functional theory

Published:2023 Issue:37 Volume:25 Page:25789-25802
ISSN:1463-9076
Container-title:Physical Chemistry Chemical Physics
language:en
Short-container-title:Phys. Chem. Chem. Phys.

Author:

Vijayan Ariya K.¹,M. S Sreehari¹,Kour Simran¹,Dastider Saptarshi Ghosh¹²,Mondal Krishnakanta³^ORCID,Sharma A. L.¹^ORCID

Affiliation:

1. Department of Physics, Central University of Punjab, Bathinda, Punjab, India, 151401

2. Department of Chemistry, Central University of Punjab, Bathinda, Punjab, India, 151401

3. Department of Physics & Astrophysics, University of Delhi, India, 110007

Abstract

Substitution doping of cobalt in α-MnO2 can enhance its structural stability, electric conductivity, potential window, and surface charge density. The shortened band gap and localized states near the Fermi level improve the quantum capacitance (CQC) of α-MnO2.

Funder

Department of Science and Technology, Ministry of Science and Technology, India

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

Link

http://pubs.rsc.org/en/content/articlepdf/2023/CP/D3CP03080F

Reference57 articles.

1. Enhancement of quantum capacitance by chemical modification of graphene supercapacitor electrodes: a study by first principles

2. Enhanced pseudocapacitance from finely ordered pristine α-MnO2 nanorods at favourably high current density using redox additive

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4. Computational Insights into Materials and Interfaces for Capacitive Energy Storage

5. Theoretical Studies on the Quantum Capacitance of Two-Dimensional Electrode Materials for Supercapacitors

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