Flower-like CuO/NiO nanostructures decorated activated carbon nanofiber membranes for flexible, sensitive, and selective enzyme-free glucose detection

Saravanan, J. and Pannipara, Mehboobali and Al-Sehemi, Abdullah G. and Talebi, Sara and Periasamy, Vengadesh and Shah, Syed Shaheen and Aziz, Md. Abdul and Gnana Kumar, G. (2021) Flower-like CuO/NiO nanostructures decorated activated carbon nanofiber membranes for flexible, sensitive, and selective enzyme-free glucose detection. Journal of Materials Science-Materials in Electronics, 32 (20). pp. 24775-24789. ISSN 0957-4522, DOI https://doi.org/10.1007/s10854-021-06927-x.

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Abstract

The conversion of insulating polymeric membrane into conducting activated carbon nanofiber (ACF) membrane and the decoration of consequent fibers with flower-like CuO/NiO nanoarchitectures are accomplished, respectively, via the carbonization and electrodeposition processes. The glucose utilization efficacy of CuO/NiO/ACF is accelerated through the diffusion and adsorption of analyte into the nanofibers' voids and stacked layers, respectively, of ACF and flower-like architectures. The conducting carbon web, binary metal oxide synergism, and porous architecture of CuO/NiO/ACF proliferate the considerable sensitivity (247 mu A mM(-1) cm(-2)), low sensing limit (146 nM), and wide linear range (0.00025-5 mM) on glucose sensing along with the real sample analysis. The concordant electrochemical glucose oxidation behavior realized at different bending angles exposes the flexibility of CuO/NiO/ACF. Thus, the free-standing, flexible, binder-less, recyclable, and cost-and time-effective features of CuO/NiO/ACF convenience the glucose detection, affording an innovative technological platform for the evolution of high performance and durable glucose sensors.

Item Type: Article
Funders: Council of Scientific and Industrial Research (CSIR), New Delhi Major Project [Grant No: 01(2997)19/EMR-II], Department of Science AMP; Technology (DST), New Delhi Major Project [Grant No: DST/TMD/HFC/2K18/52], Deanship of Scientific Research at King Khalid University [Grant No: R.G.P.2/96/42]
Uncontrolled Keywords: Polymeric membrane; Activated carbon nanofiber (ACF); Durable glucose sensors
Subjects: Q Science > QC Physics
T Technology > TA Engineering (General). Civil engineering (General)
Divisions: Faculty of Science > Department of Physics
Depositing User: Ms Zaharah Ramly
Date Deposited: 28 Jun 2022 01:36
Last Modified: 28 Jun 2022 01:36
URI: http://eprints.um.edu.my/id/eprint/33994

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