Production and Characterization of Nickel Borides for Supercapacitor Applications

Mehtap Arslan-Kaba, Servet Timur, Guldem Kartal Sireli*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This study involves the production of high-capacity nickel borideNickel borides (Ni4B3) electrodes via cathodic reduction and thermal diffusion-based boriding method (CRTD-Bor)CRTD-Bor. After 30 min of CRTD-BorCRTD-Bor at 1000 °C and 200 mA/cm2, 10 min of phase homogenization (the substrate was immersed in the electrolyte without any polarization) were applied to form stoichiometric Ni-boride structuresStructure. The electrochemical behaviors of the Ni-boride specimens were examined in a 6 M KOH solution by using a three-electrode system. The cyclic voltammetry experiments were conducted within a potential window of 0–0.45 V, up to 1500 cycles. The areal capacitance (Ca) values were calculated as ~60, 195, 262, and 295 mF/cm2 for the 5th, 500th, 1000th, and 1500th cycles, respectively.

Original languageEnglish
Title of host publicationTMS 2024 153rd Annual Meeting and Exhibition Supplemental Proceedings
PublisherSpringer Science and Business Media Deutschland GmbH
Pages435-440
Number of pages6
ISBN (Print)9783031503481
DOIs
Publication statusPublished - 2024
Event153rd Annual Meeting and Exhibition of The Minerals, Metals and Materials Society, TMS 2024 - Orlando, United States
Duration: 3 Mar 20247 Mar 2024

Publication series

NameMinerals, Metals and Materials Series
ISSN (Print)2367-1181
ISSN (Electronic)2367-1696

Conference

Conference153rd Annual Meeting and Exhibition of The Minerals, Metals and Materials Society, TMS 2024
Country/TerritoryUnited States
CityOrlando
Period3/03/247/03/24

Bibliographical note

Publisher Copyright:
© The Minerals, Metals & Materials Society 2024.

Funding

The authors gratefully acknowledge the financial support provided by the National Natural Science Foundation of China, project No. 52074051, the fundamental funds supported by Sichuan Science and Technology Program (2022YFQ0037), and the Natural Science Foundation of Chongqing (No. cstc2021jcyj-msxmX1111). The authors would like to thank Analytical and Testing Center of Chongqing University for XRD, XPS, TG, BET, and SEM characterizations.

FundersFunder number
Sichuan Province Science and Technology Support Program2022YFQ0037
National Natural Science Foundation of China52074051
Chongqing University
Natural Science Foundation of Chongqing Municipalitycstc2021jcyj-msxmX1111

    Keywords

    • CRTD-Bor
    • Nickel borides
    • Supercapacitors

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