Non‐Ti (M₂X and M₃X₂) MXenes for Energy Storage/Conversion

Advanced Energy Materials, Journal Year: 2024, Volume and Issue: unknown

Published: June 11, 2024

Abstract MXenes, with a particular emphasis on Ti 3 C 2 (M X ) have been extensively studied and established as the foundational material for 2D MXenes. However, exploration of other transitional metals MXenes holds great promise, offering applications beyond existing knowledge. Non‐Ti M garnered attention due to their distinctive properties. This review article focuses explaining potential challenges non‐Ti in energy storage conversion systems, specifically domains supercapacitors, batteries (Li‐ion Li‐S), oxygen evolution reaction (OER), hydrogen (HER), reduction (ORR). By providing comprehensive overview current progress addressing associated challenges, this offers valuable insights into future prospects not only but also conversion. The findings presented herein pave way further research multifaceted these across various fields.

Language: Английский

---

Integrated MXene and metal oxide electrocatalysts for the oxygen evolution reaction: synthesis, mechanisms, and advances

Chemical Science, Journal Year: 2024, Volume and Issue: 15(38), P. 15540 - 15564

Published: Jan. 1, 2024

This review summarizes recent advances in MXene and transition metal oxide (TMO) electrocatalysts for enhancing oxygen evolution reaction (OER), concluding with key findings future research directions further improvements.

Language: Английский

---

2D MXenes as electrode materials for metal-sulfur batteries: A review

Materials Today Physics, Journal Year: 2024, Volume and Issue: 45, P. 101453 - 101453

Published: May 7, 2024

Language: Английский

---

Double transition metal MXenes for enhanced electrochemical applications: Challenges and opportunities

EcoMat, Journal Year: 2024, Volume and Issue: 6(9)

Published: Sept. 1, 2024

Abstract Double transition metal (DTM) MXenes are a recently discovered class of two‐dimensional composite nanomaterials with excellent potential in energy storage applications. Since their emergence 2015, DTM have expanded composition boundary beyond traditional single‐metal carbide and nitride MXenes. offer tunable structures properties through variations the constituent metals positioning within layered lattice. These can exist two primary forms: ordered DTMs solid solutions. The compositional versatility offers opportunities to enhance performance electrochemical However, quality, stability, surface chemistry influenced by several factors, including etching process, etchant type, synthesis route. Currently, limited literature is available on experimentally synthesized MXenes, most studies focusing carbide‐based Most articles dedicated efforts only generalized strategies. Although extensive theoretical explored suitability etchants, parameters, methods for producing high‐quality MXene selective terminal functional groups, stability issues not been thoroughly examined. This review addresses various types techniques, impact these physicochemical performance. Additionally, it provides critical analysis causes instability particularly DTMs, from application. challenges associated materials discussed, along prospects enhancing synthesis, structural tuning, modification, applications storage. image

Language: Английский

---

Rational design of surface termination of Ti₃C₂T₂ MXenes for lithium-ion battery anodes

Physical Chemistry Chemical Physics, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 1, 2025

The structural stability of 15 different surface terminations and chemical origin Ti 3 C 2 T .

Language: Английский

---

Emerging advances of 2D molybdenum disulfide (MoS2) and their composites towards high-performance supercapacitors: A comprehensive review

Journal of Energy Storage, Journal Year: 2024, Volume and Issue: 102, P. 114040 - 114040

Published: Oct. 11, 2024

Language: Английский

---

In situ synthesis of oriented Zn-Mn-Co-telluride on precursor free CuO: An experimental and theoretical study of hybrid electrode paradigm for advanced supercapacitors

Nano Materials Science, Journal Year: 2024, Volume and Issue: unknown

Published: July 1, 2024

The evolution of energy storage technology has seen remarkable progress, with a shift from pure metals to sophisticated, tailor-made active materials. synthesis nanostructures exceptional properties is crucial in the advancement electrode In this regard, our study highlights fabrication novel, oriented heterostructure comprised Zn-Mn-Co-telluride grown on pre-oxidized copper mesh using hydrothermal method followed by solvothermal process. This innovative approach leads formation Zn-Mn-Co-telluride@CuO@Cu heterostructure, which demonstrates unique morphology. It outperforms both Zn-Mn-Co-telluride@Cu and CuO@Cu exhibiting lower electrical resistivity, increased redox activity, higher specific capacity, improved ion diffusion characteristics. conductivity enhancements are corroborated density functional theory (DFT) calculations. When utilized hybrid supercapacitor (HSC) alongside activated carbon (AC) electrodes, heterostructure-based HSC achieves an 75.7 ​Wh kg−1. Such findings underscore potential these novel materials significantly impact design next-generation devices.

Language: Английский

---

Refractory Metal‐Based MXenes: Cutting‐Edge Preparation and Applications

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

Published: Nov. 1, 2024

Abstract Refractory metal‐based MXenes refer to with M as a refractory metal. Due their high conductivity, large specific surface area, multiple active sites, photothermal conversion efficiency, adjustable groups, and controllable nanolayer spacing, they hold broad application prospects in various fields such photoelectrocatalysis, biomedicine, water treatment, electromagnetic shielding, sensors. The unique physical properties of are related electronic crystal structures. interstitial layer causes the carbides exhibit different behavior compared original At same time, preparation methods have great influence on interlayer spacing termination MXenes, thus affecting performance. This review systematically summarizes latest progress frontier applications offering new insights for further development. Additionally, characterization techniques first‐principles calculations summarized, which crucial optimizing catalysis, energy storage, In summary, current challenges future development Mxenes addressed, aiming provide indispensable information intelligent design 2D materials future.

Language: Английский

---

V2CTx MXene modification enabling stable sodium metal anodes

Chemical Communications, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 1, 2025

We employ a mechanical mixing strategy to directly incorporate V 2 CT x MXene with metallic Na as an anode for metal batteries, which enables highly reversible and dendrite-free properties during the plating/stripping processes.

Language: Английский

---

MXene-based soft robots with multi-stimulus response and energy storage

Chemical Engineering Journal, Journal Year: 2025, Volume and Issue: unknown, P. 161883 - 161883

Published: March 1, 2025

Language: Английский

---