Graphene-based electrochemical sensors for toxic chemicals / edited by Alagarsamy Pandikumar, Perumal Rameshkumar.

Format:

Book

Contributor:

Pandikumar, Alagarsamy, editor.

Rameshkumar, Perumal, editor.

Series:

Materials research foundations ; Volume 82.

Materials research foundations ; Volume 82

Language:

English

Subjects (All):

Electrochemical sensors.

Physical Description:

1 online resource (315 pages).

Edition:

1st ed.

Place of Publication:

Millersville, Pennsylvania : Materials Research Forum LLC, [2020]

Summary:

The book presents recent progress on relevant topics: Toxicity of chemicals, importance of electrochemical sensors, different types of graphene-based nanomaterials, Neurotoxins and electroanalytical detection of toxic chemicals.

Contents:

Intro

front-matter

Table of Contents

Preface

1

Graphene Modified Electrochemical Sensors for Toxic Chemicals

1. Introduction

2. Overview on graphene

3. Application

4. Fundamental electrochemistry of graphene

5. Pertinent applications

6. Sensing applications

7. Direct electro-catalysis

Conclusions

Reference

2

Functionalized Graphene Modified Electrochemical Sensors for Toxic Chemicals

2. Toxic chemicals and types

3. Electrochemical sensors: Characteristics features and types

4. Brief history of development of electrochemical sensors

5. Electrochemical sensors for toxic chemicals

6. Nanotechnology for development of electrochemical sensing platforms

7. Functionalization of graphene for development of sensors

8. Graphene and functionalized graphene based electrochemical sensors

9. Engineering functionalized graphene based electrochemical sensors for toxic chemicals

10. Market trend for the development of electrochemical sensors

11. Future perspective

Conclusion

Acknowledgement

References

3

Heteroatom-Doped Graphene-Based Electrochemical Sensors for Toxic Chemicals

1.2 Graphene

1.2.1 Oxidation of graphite to graphene oxide

1.3 Influence of dopants on graphene

1.3.1 Synthesis of heteroatom doped graphene

2. Elemental doping of Boron

3. Elemental doping of Nitrogen

3.1 In situ doping

3.2 Post-treatment

4. Elemental doping of sulfur

5. Elemental doping of Phosphorus

6. Elemental doping of halogen

7. Co-doping

8. Basic electrochemistry of H-graphene

9. Electrochemical biosensors

10. Nitrobenzene (NB):

11. Organo pesticides

12. Para-Nitrophenol

13. Future perspectives

4

Graphene-Metal Modified Electrochemical Sensors for Toxic Chemicals

1. Preamble.

2. Hybridisation of graphene - metal

2.1 Graphene - gold

2.2 Graphene - titanium

2.3 Graphene - ferrous nanoparticle

2.4 Graphene - copper

2.5 Graphene - palladium

2.6 Graphene- nickel

2.7 Selectivity of hybridized graphene for electrochemical sensors

3. Sensing application of toxic chemicals

3.1 Ions of heavy metals

3.2 Phenolic compounds

3.3 Emerging contaminants

3.4 Other toxic chemicals

Conclusion and future perspective

5

Graphene-Metal Oxides Modified Electrochemical Sensors for Toxic Chemicals

2. Electrochemical methods of determination of toxins

2.1 Heavy metal ions

2.2 Hydrogen peroxide

2.2 Cyanide

2.3 Phenolic compounds

2.4 Hydrazine

2.5 Agrochemicals

2.6 Aromatic nitro compounds

Conclusion and the upcoming perspective

6

Graphene-Metal Chalcogenide based Electrochemical Sensors for Toxic Chemicals

2. Environmental pollutants and toxic chemicals

3. Electrochemical sensors

3.1 Basic principles

3.2 Working mechanism

3.3 Advantages of electrochemical sensors

3.4 Working electrodes

4. Nanomaterials based electrochemical sensors

5. Graphene and graphene oxide

5.1 Different methods to change GO to rGO

5.2 Future challenges

6. Metal chalcogenides

7. Graphene/metal chalcogenide nanocomposites

8. Graphene/metal chalcogenide based electrochemical sensors for toxic chemicals

8.1 MoS2-RGO hybrids based NO2 sensor

8.2 Co doped MoSe2 decorated graphene based sensor

7

Graphene-Polymer based Nanocomposites for Electrochemical Sensing of Toxic Chemicals

2. Methods of detection

2.1 Potentiometric technique [61]

2.2 Voltammetric technique

2.3 Electrochemical impedance spectroscopy (EIS).

3. Electrochemical sensors using graphene-polymer nanocomposites

3.1 Sensors using graphene modified conducting polymer

3.1.1 Graphene-polyaniline (PANI) nanocomposites

3.1.2 Graphene/polyaniline/polystyrene nanoporous fibre

3.1.3 Graphene-polypyrrole (PPy) nanocomposites

3.1.4 Graphene-poly (3,4 - ethylenedioxythiophene) (PEDOT) nanocomposites

3.2 Sensors using graphene modified electroactive polymer

3.2.1 Graphene-Nafion nanocomposites

8

Graphene-Carbon Nanotubes Nanocomposite Modified Electrochemical Sensors for Toxic Chemicals

2. Carbon nanotubes (CNTs)

2.1 Carbon nanotubes (CNTs) structure

2.2 Synthesis of carbon nanotubes (CNTs)

2.3 Functionalization of CNTs (Covalent and non-Covalent F-CNTs)

2.4 Role of carbon based nanomaterials in sensing of toxic chemicals

3. Electrochemical biosensors involving carbon nanotubes (CNTs)

4. Graphene

4.1 Graphene structure and its derivatives

4.2 Role of graphene in electrochemical biosensors

5. Toxic chemicals

6. Electrochemical sensors for toxic metal ions detection

7. Carbon nanotubes-graphene nanocomposites (CNTs-Gr)

7.1 Synthesis methods of CNTs-GR nanocomposite

7.2 CNTs-GR nanocomposite characterization

7.3 GR-CNTs nanocomposite for electrochemical sensing of toxic chemicals

7.3.1 Detection of metal ions

7.3.2 Detection of other toxic chemicals

8. Summary

9

Graphene-Carbon Nitride Based Electrochemical Sensors for Toxic Chemicals

2. Preparation of g-C3N4 electrocatalysts

2.1 Preparation of graphitic carbon nitride nanosheets (gCNNS) electrocatalyst

2.2 Preparation of graphitic carbon nitride nanosheets hybrid electrocatalysts

3. Characterization of electrocatalyst

3.1 Spectrophotometric and spectrofluorimetric characterizations.

3.2 FT-IR spectral characterization

3.3 Raman spectroscopy

3.4 Morphological characterization

3.5 EDX and XPS analysis

3.6 XRD analysis

4. Electrochemical behavior and sensing performance

4.1 Electrochemical Impedance analysis

4.2 Electrochemical pollutant sensors based on graphitic carbon nitride nanosheets

5. Summary and future prospects

10

Graphene-Metal Organic Framework Composite Based Electrochemical Sensors for Toxic Chemicals

1.1 Synthesis of MOF

1.1.1 Solvothermal and hydrothermal synthesis of MOFs

1.1.2 Microwave synthesis of MOFs

1.1.3 Sonochemical synthesis of MOFs

1.1.4 Electrochemical synthesis of MOFs

1.1.5 Mechanochemical synthesis of MOFs

1.2 Composition of MOFs

1.2.1 MOF with carbon-based composites

1.2.2 Electrochemical sensor using MOFs

2. MOFs based Electrochemical sensors

3. MOFs with graphene-based composites

4. Challenges and opportunity

back-matter

Keyword Index

About the Editors.

Notes:

Description based on print version record.

Description based on publisher supplied metadata and other sources.

ISBN:

1-64490-095-5

OCLC:

1193130774