Unveiling the power of laser-modified black TiO2 nanospheres as efficient supercapacitor electrodes

•Laser-induced oxygen vacancies in black titania boost supercapacitor capacitance.•Facile laser treatment unlocks superior black titania performance, as supercapacitor electrodes.•Black titania laser-engineered structure enhances ion transport for supercapacitors.•Scalable laser method paves the way...

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Bibliographic Details
Published inMaterials letters Vol. 372; p. 137004
Main Authors Zahid, Ayesha, Shahid Khan, Muhammad, Murtaza, Imran, Shahzada, Shaista
Format Journal Article
LanguageEnglish
Published Elsevier B.V 01.10.2024
Subjects
Black titania
Laser processing
Nanoparticles
Supercapacitor
Nanoparticles
Laser processing
Supercapacitor
Black titania
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Summary:•Laser-induced oxygen vacancies in black titania boost supercapacitor capacitance.•Facile laser treatment unlocks superior black titania performance, as supercapacitor electrodes.•Black titania laser-engineered structure enhances ion transport for supercapacitors.•Scalable laser method paves the way for next-generation supercapacitors. In this study, a novel approach is used for the fabrication of laser-modified black TiO2 nanospheres, as an advanced electrode material. Electrochemical testing shows exceptional performance of laser-modified black TiO2 nanospheres, with a specific capacitance 3189 Fg−1 at 1 Ag−1 in 1 M NaOH. This work presents potential advancements in energy storage technology by elucidating the possibility of black TiO2 nanospheres as effective electrode materials for energy storage devices.
ISSN:0167-577X
1873-4979
DOI:10.1016/j.matlet.2024.137004