Recent Advances in MXene-Based Electrochemical Sensors

Biosensors, Journal Year: 2025, Volume and Issue: 15(2), P. 107 - 107

Published: Feb. 13, 2025

MXene is a new family of two-dimensional nanomaterials with outstanding electrical conductivity, tunable structure, biocompatibility, and large surface area. Thanks to these unique physicochemical properties, has been used for constructing electrochemical sensors (MECSens) excellent performance. In particular, the abundant termination can contribute greatly enhancing analytical sensitivity selectivity MECSens. Recently, MECSens have widely applied in many fields including clinical diagnosis, infectious disease surveillance, food security. However, not all materials are suitable building sensors. this article, we present an overview different that developed so far. We begin short summary preparation characterization Subsequently, performance, detection strategies, application scenarios classified briefly discussed. The article ends conclusion future perspectives. hope will be helpful designing activity analysis.

Language: Английский

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MOF-Derived N-Doped Carbon Nanotube-Confined Ni Nanoparticles for the Simultaneous Electrochemical Detection of Cu²⁺ and Hg²⁺ with High Sensitivity and Stability

Molecules, Journal Year: 2025, Volume and Issue: 30(5), P. 1078 - 1078

Published: Feb. 26, 2025

Heavy metal pollution has posed a serious threat to the ecological environment and human health. Thus, development of accurate effective methods for their detection is crucial. In this study, novel electrochemical sensor was fabricated detect Cu2+ Hg2+, based on N-doped carbon nanotube-wrapped Ni nanoparticle (Ni@N-CNT) sensing material, which derived from pyrolysis Ni2+ doped ZIF-8. For electrode material design, packaging structure not only protected encapsulated nanoparticles corrosion in acid electrolyte but also provided excellent electro-catalytic activity electrical conductivity by controlling size. Thanks overall performance Ni@N-CNT composite, proposed exhibited analytical Hg2+ detection, with ultra-low limits 33.3 ng⋅L-1 ng⋅L-1, respectively. The demonstrated good repeatability, reproducibility selectivity. addition, method successfully applied analysis actual Chinese cabbage samples satisfactory recovery, confirming its practical applicability.

Language: Английский

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Machine learning-driven simultaneous quantification of Cd(II) and Cu(II) on Co2P/CoP heterostructure: enhanced electrochemical signals via activated Co-P electron bridge

Journal of Hazardous Materials, Journal Year: 2025, Volume and Issue: unknown, P. 138030 - 138030

Published: March 1, 2025

Language: Английский

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Recent Progress in MXene-Based Materials for Supercapacitors and Electrochemical Sensing Applications

Biosensors, Journal Year: 2025, Volume and Issue: 15(5), P. 288 - 288

Published: May 3, 2025

In recent years, MXene-based materials have received extensive interest for a variety of applications, including energy storage, solar cells, sensors, photo-catalysis, etc., due to their extraordinary optoelectronic and physicochemical properties. electrode exhibit excellent electrochemical properties supercapacitors (SCs) sensing technologies the presence acceptable electrocatalytic characteristics. Herein, we reviewed publications from years on development MXenes composites SCs sensors. with polymers, metal oxides, sulfides or selenides; metal–organic frameworks (MOFs); layered double hydroxides (LDHs); carbon-based such as graphene, carbon nanotubes, been potential applications in SCs. hybrid also applications. Furthermore, challenges future perspectives are discussed. It is expected that present article will be beneficial scientists working modification technologies.

Language: Английский

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Supramolecular self-assembly-induced emission enhancement for highly sensitive and selective recognition of mercury ions in aqueous solutions

Microchemical Journal, Journal Year: 2025, Volume and Issue: unknown, P. 113910 - 113910

Published: May 1, 2025

Language: Английский

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Chitosan/Polyacrylic Acid Functionalized Side-Polish Polymer Optical Fiber-Based SPR Sensor for Cu2+ Ion Detection

Photonics, Journal Year: 2025, Volume and Issue: 12(5), P. 461 - 461

Published: May 9, 2025

A polymer optical fiber SPR sensor for detecting Cu2+ ion concentration in water is proposed. The employs a simple side-polish structure and realizes the detection of by employing chitosan (CS)/polyacrylic acid (PAA) bilayer film on gold surface. probe optimized, sensing performances are analyzed experimentally. experimental results demonstrate that exhibits high sensitivity 465.539 nm/ppm range 0–0.04 ppm. And it has fast response speed good selectivity ions. advantages low cost, potential applications field heavy metal detection.

Language: Английский

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Heterojunction composite-based electrochemical sensors for hazardous substances detection in environmental and biological system

Coordination Chemistry Reviews, Journal Year: 2025, Volume and Issue: 540, P. 216787 - 216787

Published: May 11, 2025

Language: Английский

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An Electrochemical Sensor Based On 2D Graphitic-phase Carbon Nitride Nanosheets Doped With FeP-C Nanospheres for the Detection of Cu2+ in Meat

Food Analytical Methods, Journal Year: 2024, Volume and Issue: unknown

Published: Dec. 18, 2024

Language: Английский

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