Development of an ultra-sensitive para-nitrophenol sensor using tri-metallic oxide MoO2·Fe3O4·CuO nanocomposites

Author:

Subhan Md Abdus1234ORCID,Chandra Saha Pallab1234ORCID,Ahmed Jahir1234,Asiri Abdullah M.56789ORCID,Al-Mamun Mohammad1011121314ORCID,Rahman Mohammed M.56789ORCID

Affiliation:

1. Department of Chemistry, School of Physical Sciences

2. Shahjalal University of Science and Technology

3. Sylhet-3114

4. Bangladesh

5. Center of Excellence for Advanced Materials Research (CEAMR) & Department of Chemistry

6. Faculty of Science

7. King Abdulaziz University, P.O. Box 80203

8. Jeddah 21589

9. Saudi Arabia

10. Centre for Clean Environment and Energy

11. Griffith School of Environment

12. Gold Coast Campus

13. Griffith University

14. Australia

Abstract

A linear calibration plot (r2: 0.9995) was obtained for 1.0 pM to 1.0 mM solution of para-nitrophenol, with a sensitivity value of 5.2430 μA μM−1 cm−2, remarkably low detection limit (LOD) as 0.2 pM towards MoO2·Fe3O4·CuO/Nafion/GCE sensor for p-NP.

Funder

Ministry of Education, Government of the People's Republic of Bangladesh

King Abdulaziz University

Publisher

Royal Society of Chemistry (RSC)

Subject

Microbiology

Reference45 articles.

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2. I. E. Wachs and K.Segawa , Supported metal oxides , in Characterization of Catalytic Materials , ed. I. E. Wachs , Butterworth-Heinemann , Boston, Massachusetts , 1992 , pp. 69–88

3. C. L. Thomas , Catalytic Processes and Proven Catalysts , Academic Press , New York , 1970

4. Chemoselective O-tert-butoxycarbonylation of hydroxy compounds using NaLaTiO4 as a heterogeneous and reusable catalyst

5. Development of amperometric glucose biosensor based on glucose oxidase co-immobilized with multi-walled carbon nanotubes at low potential

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