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Table 7 Partial electrochemical sensors based on MXene

From: MXene sensors based on optical and electrical sensing signals: from biological, chemical, and physical sensing to emerging intelligent and bionic devices

Materials

Method

Target

Detection limit

Linear range

Refs

Platinum nanoparticles/ Ti3C2Tx

Cyclic voltammetry

Bisphenol A

32 nM

50 nM – 5 μM

[176]

Au NPs/ Ti3C2Tx-PDDA

Amperometry

Nitrite

0.059 μM

0.1–2490 μM and 2490–13,500 μM

[177]

ZnO/Ti3C2Tx/Nafion/Au

Cyclic voltammetry

Dopamine

0.076 μM

0.1 – 1200 μM

[178]

Ti3C2Tx /GCE

Differential pulse voltammetry

BrO3−

41 nM

50 nM – 5 M

[179]

Prussian blue@ Ti3C2Tx

Differential pulse voltammetry

Malathion

1.3 × 10–16 M

0.0001 − 1.0 nM

[160]

Ti3C2-MXene/BP

Linear Sweep Voltammetry

Naphthalene

Acetic acid

1.6 nM

0.02 – 40 μM

[180]

Ti3C2 /MWCNTs

Differential pulse voltammetry

Hydroquinone

6.6 nM

2 – 150 μM

[181]

Catechol

3.9 nM

MXene/SPE

Differential pulse voltammetry

Acetaminophen

0.048 μM

0.25 – 2000 μM

[174]

Isoniazid

0.064 mM

0.1 – 4.6 mM

Bismuth/MXene

Stripping voltammetry

Pb2+

10.8 nM

0 –0.6 µM

[182]

Nano-Composite

Cd2+

12.4 nM

GC/Ti3C2 − HF/TBA/GOx/GTA

Cyclic voltammograms

Glucose

23.0 μM

50 − 250 μM

[183]

Ti3C2Tx /Pt nanoparticles

Cyclic voltammetry

H2O2

0.448 μM

490 μM − 53.6 mM

[184]

Ti3C2Tx@CB/GCE

Differential pulse voltammetry

Cu2+

4.6 nM

0.01–15.0 μM

[171]

Alk-Ti3C2/GCE

Square wave anodic stripping voltammetry

Cd(II)

0.098 μM

0.1–1.5 μM

[170]

Pb(II)

0.041 μM

Cu(II)

0.032 μM

Hg(II)

0.13 μM

Au- Ti3C2Tx

Sandwich-type electrochemical immunoassay

CYFRA21-1

0.1 pg·mL−1

0.5–1.0 × 104 pg·mL−1

[166]

Ti3C2Tx-Fe2O3 composite

Cyclic voltammetry

H2O2

7.46 nM

10 nM – 1 μM

[185]

Ti3C2/G-MWCNTs/ZnO/GCE

Differential pulse voltammetry

Dopamine

3.2 nM

0.01–30 μM

[172]

Au@Carbon QDs-MXene

Differential pulse voltammetry

Nitrite

0.078 μM

1 – 3200 μM

[186]

Cu-MOF/Ti3C2Tx

Cyclic voltammetry

Hygromycin B

1.92 × 10–9 M

5 × 10–9 – 5 × 10–6 M

[25]

Glucose Oxidase/PEDOT:4-Sulfocalix [4]arene/MXene Composite

Cyclic voltammetry

Glucose

0.0225 mM

0.5 – 8 mM

[187]

rGO/MXene‑Pd/rGO

Differential pulse voltammetry

Luteolin

2.0 × 10–10 M

6 × 10–10 – 8 × 10–7 M and 1 × 10–6 – 1 × 10–5 M

[188]

Ce-MOF/Ti3C2Tx

Differential pulse voltammetry

L-Tryptophan

0.19 μM

0.2 – 139 μM

[189]

N-Ti3C2/PC composite

Differential pulse voltammetry

Acetaminophen

0.050 μM

1–150 μM

[190]

4-aminophenol

0.059 μM

CNT/Cu2O NPs/ Ti3C2Tx

Differential pulse voltammetry

Diethylstilbestrol

6 nM

0.01 – 70 μM

[191]

Ni embedded Ti3C2Tx composites

Differential pulse voltammetry

Methylmalonic acid

0.12 pM

0.001 – 0.017 µM

[192]

L-cys/AuNPs/MXene

Cyclic voltammetry

Antigen–antibody

0.54 ng mL−1

5–180 ng mL−1

[173]

Ti3C2Tx MXene/graphene composite

Differential pulse voltammetry

p-nitrophenol

0.16 μM

1 – 175 μM

[193]

Ti3C2Tx-TiO2/NiWO4

photo-electrochemical

Prostate-specific antigens

0.15 fg.mL−1

1.2 fg.mL−1 – 0.18 mg.mL−1

[194]

MXenes/Apt2/exosomes/Apt1/PNIPAM-AuNPs/GCE

Electro-generated chemiluminescence

MCF-7 Exosomes

125 Particles/L

5 × 102

–5 × 106 Particles/L

[195]

MIP-MXene/NH2- CNTs/GCE

Differential pulse voltammetry

Fisetin

1 nM

0.003–20.0 μM

[196]

Alk-Ti3C2/N-PC

Differential pulse voltammetry

Hydroquinone

4.8 nM

0.5–150 μM

[197]

Catechol

3.1 nM

MXene/CNHs/β-CD-MOFs

Differential pulse voltammetry

Carbendazim pesticide

1 nM

3.0 nM – 10.0 μM

[198]

PB-MXene-Apt/Apt/PAMAM-Au NPs/GCE

Square-wave pulse voltammetry

Exosomes

229 particles μL−1

5 × 102 particles μL−1 − 5 × 105 particles μL−1

[199]

Ti3C2Tx@FePcQDs hybrid

Electrochemical impedance spectroscopy

miRNA-155

4.3 aM

0.01 fM – 10 pM

[200]