Thgraphene with High Polysulfide Anchoring Ability and Catalytic Performance for Advanced Na–S Batteries: A First-Principles Study DOI
Jiajun Wang, Xintao Chai,

Chen Sun

et al.

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

Published: Dec. 11, 2024

The sodium-sulfur (Na-S) batteries, with advantages such as high energy density, specific capacity, and low cost, have attracted significant attention in the field of rechargeable batteries recent years. However, their practical application still faces many challenges. In this study, we employ first-principles calculations to investigate performance a 2D carbon allotrope, thgraphene, an anchoring material Na-S batteries. Our studies reveal that thgraphene possesses modest adsorption strength (0.70-1.75 eV) toward S

Language: Английский

Advanced Cathode Designs for High‐Energy Lithium/Sodium–Selenium Battery DOI Open Access
Junan Feng,

Shunxian Yu,

Chuan Shi

et al.

Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 28, 2025

Abstract Selenium, with its superior conductivity, serves as a promising cathode material in lithium–selenium (Li–Se) and sodium–selenium (Na–Se) batteries, exhibiting faster electron transfer processes volumetric capacity. Nonetheless, challenges such volume expansion, the shuttle effect, slow redox reaction kinetics, low conductivity of discharged products still hinder their commercial application. Extensive research has been conducted on design optimization materials to overcome these issues. This review summarizes latest advancements Se within Li/Na–Se systems, based electrochemical mechanisms batteries origins related challenges. The comprehensive principle advanced stable selenium cathodes is put forward, key role carbon structure analyzed, strategies improve affinity selenide kinetics are discussed. Additionally, it introduces representative polymer‐based metal–organic framework (MOF)‐based cathodes. Some potential modification for active also highlighted, including sulfide composite lithium cathodes, which can significantly enhance Se‐based batteries. Finally, existing research, insights directions future development proposed.

Language: Английский

Citations

1
Enhancing Li-S Battery Performance by Harnessing the Power of Single Atoms on 2D Borophene DOI

Normurоt Fayzullaev,

M. Keshavarz, Mohammad Omidi

et al.

Electrochimica Acta, Journal Year: 2025, Volume and Issue: unknown, P. 145831 - 145831

Published: Feb. 1, 2025

Language: Английский

Citations

1
Enhancing Li-S Battery Performance by Harnessing the Power of Single Atoms on 2d Borophene DOI

Normurоt Fayzullaev,

M. Keshavarz, Mohammad Omidi

et al.

Published: Jan. 1, 2025

Li-S batteries are potentially interesting alternatives for green energy applications due to their high density and low cost. Nonetheless, present practical application falls short of theoretical predictions, despite efforts address volumetric expansion enhance electrical conductance through porous sulfur-hosting scaffolds. The performance is mainly restricted by the poor electrochemical reaction kinetics lithium polysulfides (LiPS), which convert into sulfide (Li2S) elemental sulfur (S) during charge-discharge cycles. Single-atom catalysts (SACs) offer novel opportunities addressing complex challenges effective in atomic-resolution characterization intermediates as well precise atomic-level engineering. Inspired single-atom catalysis approach, we designed an innovative electrocatalyst including FeN4 active sites anchored 2D borophene nanosheets. significant electronic coupling between Fe 3d S 2p orbitals promotes charge transfer improves redox dynamics polysulfide intermediates. Moreover, unique properties borophene, its mass density, superior conductivity, rapid Li-ion transport, robust binding with polysulfides, render it a promising choice battery materials. synergistic effect adsorption improved kinetics, enabled configuration three-dimensional architecture FeN4/borophene (Fe@BNS), results outstanding batteries. fabricated cells exhibit exceptional long-term cycle life (1180 mAh g−1 at 1 C 1000 cycles) high-rate (790.3 C) loading 6.5 mg cm−2.

Language: Английский

Citations

0
Critical Challenges and Optimization Strategies for Rechargeable Aluminum‐Sulfur Batteries DOI Open Access
Yusheng Wang, Xiaolin Wu, Jiashen Meng

et al.

Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 19, 2025

Abstract The increasing demand for efficient, cost‐effective energy storage systems has spurred research into alternatives to lithium‐ion batteries. Among these alternatives, aluminum‐sulfur (Al‐S) batteries have become a promising option, demonstrating noteworthy advancements over the past decade. These provide benefits such as high theoretical density, low cost, and improved safety. Nonetheless, certain fundamental electrochemical challenges, similar those encountered by other sulfur‐based batteries, persist, including slow reaction kinetics, significant polysulfide shuttling, uncontrollable dendrite growth on anode. Herein, this review offers comprehensive overview of recent related critical challenges optimization strategies rechargeable Al‐S It begins outlining development history present in current systems. Next, efficient aimed at enhancing are summarized focusing optimizing each battery component, cathode, anode, electrolyte, separator. Detailed examinations include structural features, performance, structure‐property correlations, enhancement mechanisms key breakthroughs. Finally, potential opportunities explored future This aims insightful guidance rational design high‐performance accelerate their practical large‐scale applications.

Language: Английский

Citations

0
Separators for Rechargeable Metal Batteries: Design Principles and Evaluation DOI Creative Commons
Liuyue Cao,

Yujie Deng,

Shilin Zhang

et al.

Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 25, 2025

Abstract Metal anodes exhibit great potential in delivering high capacity and energy density to address modern demands. However, the commercialization of these advanced batteries is hindered by metal anode‐related challenges including fast‐decaying performance dendrite‐induced safety risks. Though frequently overlooked cell design, separators can play a critical role anode reactions actively interacting with both electrolytes electrodes. This review explores design principles for achieve safe stable batteries. By analyzing failure modes each step during electrodeposition process, key factors that determine stability cycling process are discussed. Additionally, current methods used evaluate separator effectiveness suppressing dendrite formation highlighted critically examined their limitations. enhancing understanding functionality, this offers insights into optimizing designs, paving way development efficient

Language: Английский

Citations

0
Interface and surface engineering of MXenes and COFs for energy storage and conversion DOI Creative Commons
Iftikhar Hussain, Murugavel Kathiresan,

Karanpal Singh

et al.

InfoMat, Journal Year: 2025, Volume and Issue: unknown

Published: March 11, 2025

Abstract MXenes, a class of two‐dimensional (2D) transition metal carbides, and covalent organic frameworks (COFs) deliver unique structural electrochemical properties, making them promising candidates for energy storage conversion applications. MXenes exhibit excellent conductivity tunable surface chemistries, whereas the COFs provide high porosity versatility. Recent advances in integrating MXene‐COF composites have revealed their potential to enhance charge transfer storage/conversion properties. The work highlights key developments integration, offering insights into applications batteries (Li‐ion, K‐ion, Na‐ion, Li‐S), supercapacitors, electrocatalysis (HER, OER, RR, NRR, ORRCO2), while also addressing current challenges future directions not only but other electronic devices. image

Language: Английский

Citations

0
Small intestinal structure Ni2P-CNTs@NHCF nanoreactor accelerating sulfur conversion kinetics for high performance lithium-sulfur batteries DOI
Junhao Li, Jiajie Pan, Qilan Chen

et al.

Chemical Engineering Science, Journal Year: 2024, Volume and Issue: 304, P. 121074 - 121074

Published: Dec. 10, 2024

Language: Английский

Citations

3
Linking D‐Band Center Modulation with Rapid Reversible Sulfur Conversion Kinetics via Structural Engineering of VS₂ DOI

Wenlong Xia,

Hengzhi Liu,

Yufang Chen

et al.

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

Published: Dec. 31, 2024

The rapid catalytic conversion toward polysulfides is considered to be an advantageous approach boost the reaction kinetics and inhibit shuttle effect in lithium-sulfur (Li─S) batteries. However, prediction of high activity Li─S catalysts has become challenging given carelessness relationship between important electronic characteristics activity. Herein, relationships D-band regulation with are described. Through combination experimental theoretical analysis, opportune upward shift center results a favorable interaction polysulfides, controlling adsorption behavior polysulfides. In addition, electron achieved by moderately moving up further reduces energy barrier through hybridization Based on this, composite catalyst Mo doped VS

Language: Английский

Citations

1
Regulation of sulfur molecules for advanced lithium–sulfur batteries: strategies, mechanisms, and characterizations DOI Creative Commons

Lei Wang,

Liang Zhang

Surface Science and Technology, Journal Year: 2024, Volume and Issue: 2(1)

Published: Nov. 18, 2024

Abstract Lithium–sulfur (Li–S) batteries have been regarded as the pinnacle in domain of high-energy-density Li–metal batteries, mainly because their high theoretical specific capacity and natural abundance. However, practical implementation is chiefly impeded by sluggish redox kinetics lithium polysulfides (LiPSs) parasitic shuttle effect, which are associated with intrinsic physiochemical properties multiphase sulfur species. On this account, rationally regulating species at molecular level promising to achieve ample opportunities circumvent these key stumbling blocks, hence driving application Li–S technology. Herein, recent achievements tailoring structures summarized reviewed, including low-order molecules, heteroatom-doped LiPSs-based functional intermediates. Moreover, some advanced characterizations allowing structural chemical environment detection regulated species, such X-ray absorption spectroscopy, emission neutron scattering, pair distribution function, also discussed, aimed propelling research Finally, future perspectives on engineering provided enlighten development batteries.

Language: Английский

Citations

0
Thgraphene with High Polysulfide Anchoring Ability and Catalytic Performance for Advanced Na–S Batteries: A First-Principles Study DOI
Jiajun Wang, Xintao Chai,

Chen Sun

et al.

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

Published: Dec. 11, 2024

The sodium-sulfur (Na-S) batteries, with advantages such as high energy density, specific capacity, and low cost, have attracted significant attention in the field of rechargeable batteries recent years. However, their practical application still faces many challenges. In this study, we employ first-principles calculations to investigate performance a 2D carbon allotrope, thgraphene, an anchoring material Na-S batteries. Our studies reveal that thgraphene possesses modest adsorption strength (0.70-1.75 eV) toward S

Language: Английский

Citations

0