Synthesis and Characterization of Nanomaterials for Application in Cost-Effective Electrochemical Devices

Sustainability, Journal Year: 2023, Volume and Issue: 15(14), P. 10891 - 10891

Published: July 11, 2023

Nanomaterials have gained significant attention as a remarkable class of materials due to their unique properties and the fact that they encompass wide range samples with at least one dimension ranging from 1 100 nm. The deliberate design nanoparticles enables achievement extremely large surface areas. In field cost-effective electrochemical devices for energy storage conversion applications, nanomaterials emerged key area research. Their exceptional physical chemical led extensive investigations aimed improving performance cost-effectiveness devices, including batteries, supercapacitors, fuel cells. continuous development enhancement these high-performance are driven by demand enhanced productivity, connectivity, sustainability reduced cost. This review focuses on electrodes, storage, sensors (ES) based nanotechnology. It discusses application nanotechnology in electrochemistry water purification fate substances water, while also introducing green cost-effective, high-fidelity product creation through methods. study emphasizes synthesis novel nanomaterials, such metal–organic frameworks (MOFs), covalent organic (COFs), MXenes, applications devices. Furthermore, it explores integration nanostructures systems economically future along challenges faced nanotechnology-based industries. paper interplay between biosensors, which play vital role Overall, this provides comprehensive overview significance conversion. highlights need further research rapidly evolving serves valuable resource researchers engineers interested latest advancements

Language: Английский

---

M₅X₄: A Family of MXenes

ACS Nano, Journal Year: 2023, Volume and Issue: 17(17), P. 17158 - 17168

Published: Aug. 31, 2023

MXenes are two-dimensional (2D) transition metal carbides, nitrides, and carbonitrides typically synthesized from layered MAX-phase precursors. With over 50 experimentally reported a near-infinite number of possible chemistries, make up the fastest-growing family 2D materials. They offer wide range properties, which can be altered by their chemistry (M, X) layers in structure, ranging two M2XTx to five M5X4Tx. Only one M5X4 MXene, Mo4VC4, has been reported. Herein, we report synthesis characterization M5AX4 mixed MAX phases, Ti2.5Ta2.5AlC4 Ti2.675Nb2.325AlC4, successful topochemical transformation into Ti2.5Ta2.5C4Tx Ti2.675Nb2.325C4Tx MXenes. The resulting were delaminated single-layer flakes, analyzed structurally, characterized for thermal optical properties. This establishes phases corresponding These materials produced based on guidance theoretical predictions, leading more exciting applications

Language: Английский

---

Recent advances on MXene-based hydrogels for antibacterial and drug delivery applications

Process Biochemistry, Journal Year: 2023, Volume and Issue: 132, P. 200 - 220

Published: July 17, 2023

Language: Английский

---

MXene-based electrochemical devices applied for healthcare applications

Microchimica Acta, Journal Year: 2024, Volume and Issue: 191(2)

Published: Jan. 11, 2024

Abstract The initial part of the review provides an extensive overview about MXenes as novel and exciting 2D nanomaterials describing their basic physico-chemical features, methods synthesis, possible interfacial modifications techniques, which could be applied to characterization MXenes. Unique parameters make them attractive for many practical applications, are shortly discussed. Use healthcare applications is a hot scientific discipline discussed in detail. article focuses on determination low molecular weight analytes (metabolites), high (DNA/RNA proteins), or even cells, exosomes, viruses detected using electrochemical sensors biosensors. Separate chapters provided show potential MXene-based devices cancer biomarkers wearable biosensors monitoring wide range human activities. Graphical

Language: Английский

---

Recent Advancement in Emerging MXene‐Based Photocatalytic Membrane for Revolutionizing Wastewater Treatment

Small, Journal Year: 2024, Volume and Issue: unknown

Published: May 11, 2024

Abstract MXene‐based photocatalytic membranes provide significant benefits for wastewater treatment by effectively combining membrane separation and degradation processes. MXene represents a pioneering 2D photocatalyst with variable elemental composition, substantial surface area, abundant terminations, exceptional photoelectric performance, offering advantages in producing high‐performance membranes. In this review, an in‐depth overview of the latest scientific progress is provided. Initially, brief introduction to structure capabilities provided, highlighting their pivotal role promoting process. Subsequently, pursuit optimal membrane, critical factors such as morphology, hydrophilicity, stability MXenes are meticulously taken into account. Various preparation strategies membranes, including blending, vacuum filtration, dip coating, also discussed. Furthermore, application mechanism micropollutant removal, oil–water separation, antibacterial examined. Lastly, challenges development practical well future research direction delineated.

Language: Английский

---

Potential Biosafety of Mxenes: Stability, Biodegradability, Toxicity and Biocompatibility

The Chemical Record, Journal Year: 2024, Volume and Issue: 24(4)

Published: Feb. 22, 2024

Abstract MXenes are two‐dimensional nanomaterials with unique properties that widely used in various fields of research, mostly the field energy. Fewer publications devoted to MXene application biomedicine and question is: safe for use biological systems? The sharp edges provide structure ”nanoknives“ which cause damage direct physical contact cells. This is effectively antibacterial research. However, on other hand, most studies cultured cells rodents report they do not obvious signs cytotoxicity fully biocompatible. aim our review was consider whether can really be considered non‐toxic Often last two concepts confused. We first reviewed aspects such as stability biodegradation MXenes, then analyzed mechanisms toxicity their consequences bacteria, cells, rodents, subsequent conclusions regarding biocompatibility.

Language: Английский

---

Control-Etched Ti₃C₂T_x MXene Nanosheets for a Low-Voltage-Operating Flexible Memristor for Efficient Neuromorphic Computation

ACS Applied Materials & Interfaces, Journal Year: 2024, Volume and Issue: 16(14), P. 17821 - 17831

Published: March 27, 2024

Hardware neural networks with mechanical flexibility are promising next-generation computing systems for smart wearable electronics. Overcoming the challenge of developing a fully synaptic plastic network, we demonstrate low-operating-voltage PET/ITO/p-MXene/Ag flexible memristor device by controlling etching aluminum metal ions in Ti3C2Tx MXene. The presence small fraction Al partially etched MXene (p-Ti3C2Tx) significantly suppresses operating voltage to 1 V compared 7 from (f-Ti3C2Tx)-based devices. Former devices exhibit excellent non-volatile data storage properties, robust ∼103 ON/OFF ratio, high endurance ∼104 cycles, multilevel resistance states, and long retention measured up ∼106 s. High stability ∼73° bending angle environmental robustness confirmed consistent switching characteristics under increasing temperature humid conditions. Furthermore, p-Ti3C2Tx is employed mimic biological synapse measuring learning–forgetting pattern cycles as potentiation depression. Spike time-dependent plasticity (STDP) based on Hebb's Learning rules also successfully demonstrated. Moreover, remarkable accuracy ∼95% recognizing modified patterns National Institute Standards Technology (MNIST) set just 29 training epochs achieved simulation. Ultimately, our findings underscore potential MXene-based versatile components neuromorphic computing.

Language: Английский

---

Fabrication Methods, Structural, Surface Morphology and Biomedical Applications of MXene: A Review

ACS Applied Materials & Interfaces, Journal Year: 2024, Volume and Issue: 16(36), P. 47003 - 47049

Published: Aug. 27, 2024

Recently, two-dimensional (2-D) layered materials have revealed outstanding properties and play a crucial role for numerous advanced applications. The emerging transition metal carbides nitrides, known as MXene with empirical formula M

Language: Английский

---

MXenes: A promising material with multifunctional applications

Journal of environmental chemical engineering, Journal Year: 2024, Volume and Issue: 12(2), P. 112316 - 112316

Published: Feb. 24, 2024

Language: Английский

---

MXene‐Integrated Composites for Biomedical Applications: Synthesis, Cancer Diagnosis, and Emerging Frontiers

Small Science, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 17, 2025

MXenes, a novel class of two‐dimensional (2D) transition metal carbides, carbonitrides, and nitrides, have gained significant attention in biomedicine. They are synthesized via two main approaches: top‐down etching MAX (here, M represents an early metal, A element belonging to the A‐group, X N or C) phase precursors bottom‐up chemical reduction oxides. While method requires high temperatures, influencing morphology posing safety concerns, alternative non‐MAX synthesis routes emerging. Due their unique physical properties, MXene‐based composites hold great promise regenerative medicine, biosensing, cancer therapy. However, challenges related stability, controlled drug release, biodegradability remain. This review explores advancements MXene synthesis, emphasizing fabrication biomedical applications. Notably, shown remarkable potential treatment, particularly photothermal photodynamic Their mechanisms, advantages, limitations discussed, along with future prospects clinical translation. The development offers new avenues for innovative therapies, paving way improved treatment strategies.

Language: Английский

---