Magnetic graphene nanocomposites for electrochemical detection of heavy metal ions in coal mine areas

Trupti R. Das, Rashmiprava Sahoo, Meenakshi Choudhary, Shiva Sharma, Sudheesh K. Shukla, Santanu Patra

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

Abstract

Industrial and mining activities have polluted the environment by releasing heavy metal ions into surrounding areas. Heavy metal ions like cadmium, lead, zinc, and copper causes serious problems for human beings, including cancer, asthma, neurological issues, global warming, heart and lung ailments, and acid rain. Quantifications of these coal mine pollutants are necessary and urgent. Magnetic graphene nanocomposites with high sensitivity, selectivity, and reusability are considered promising for the detection of these heavy metal ion pollutants. Among the detection techniques, electrochemical detection has been widely accepted for its ease of operation, low cost, and rapid responsiveness. Combining these traits, we summarize the reported magnetic graphene/graphene oxide-based electrochemical sensors for detecting and subsequently removing coal pollutants like Cd, Zn, Cu, and Pb. Additionally, we discuss the advantages and challenges associated with these materials from a perspective point of view.

Original languageEnglish
Title of host publicationFunctionalized Nanomaterials for Biosensing and Bioelectronics Applications
Subtitle of host publicationTrends and Challenges
PublisherElsevier
Pages237-249
Number of pages13
ISBN (Electronic)9780128238295
ISBN (Print)9780128238431
DOIs
StatePublished - 1 Jan 2024
Externally publishedYes

Keywords

  • Coal mine areas
  • Electrochemical detection
  • Heavy metal ions
  • Magnetic graphene

ASJC Scopus subject areas

  • General Engineering
  • General Materials Science

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