Journal of Energy Chemistry, Journal Year: 2024, Volume and Issue: unknown
Published: Dec. 1, 2024
Language: Английский
Advanced Materials, Journal Year: 2024, Volume and Issue: 36(35)
Published: June 25, 2024
Solid-state batteries (SSBs) have garnered significant attention in the critical field of sustainable energy storage due to their potential benefits safety, density, and cycle life. The large-scale, cost-effective production SSBs necessitates development high-performance solid-state electrolytes. However, manufacturing relies heavily on advancement suitable Composite polymer electrolytes (CPEs), which combine advantages ordered microporous materials (OMMs) electrolytes, meet requirements for high ionic conductivity/transference number, stability with respect electrodes, compatibility established processes, cost-effectiveness, making them particularly well-suited mass SSBs. This review delineates how structural ordering dictates fundamental physicochemical properties OMMs, including ion transport, thermal transfer, mechanical stability. applications prominent OMMs are critically examined, such as metal-organic frameworks, covalent organic zeolites, CPEs, highlighting facilitates fulfillment property requirements. Finally, an outlook is provided, exploring CPEs can be enhanced through dimensional design importance uncovering underlying "feature-function" mechanisms various CPE types underscored.
Language: Английский
Citations
9
Next Energy, Journal Year: 2024, Volume and Issue: 6, P. 100191 - 100191
Published: Sept. 11, 2024
Language: Английский
Citations
9
ACS Nano, Journal Year: 2024, Volume and Issue: 18(23), P. 14907 - 14916
Published: May 29, 2024
Solid-state lithium metal batteries (LMBs) are still plagued with low ionic conductivity and inferior interfacial contact, which hinder their practical implementation. Herein, a quasi-solid-state composite electrolyte, poly(1,3-dioxolane) (PDOL)/glassy ZIF-62 (PGZ) fast ion transport intimate interface is fabricated via in situ polymerization. The polymerization of DOL an electrolyte matrix not only improves the exterior between electrolyte/electrode but also optimizes inner interfaces among glassy particles, rendering PGZ as uninterrupted conductor. Moreover, inherits superior robust dendrite prohibition MOFs originating from grain-boundary-free nature, isotropy, abundant groups containing N species. As expected, our proposed exhibits prominent 6.3 × 10-4 S cm-1 at 20 °C. Li|PGZ|LiFePO4 delivers outstanding rate performance (103 mAh g-1 4C) stable cycling capacity (118 1C over 1000 cycles). presents excellent low-temperature 75 for 480 cycles -20 °C flame retardance. Even high loading 12.1 mg cm-2, it can discharge 140 100 cycles. Hence, prepared holds enormous prospects solid-state high-performance safe LMBs.
Language: Английский
Citations
8
Energy storage materials, Journal Year: 2024, Volume and Issue: 70, P. 103564 - 103564
Published: June 1, 2024
Language: Английский
Citations
8
Published: Jan. 1, 2024
Lithium metal anodes hold promise for next-generation high-energy-density batteries. However, serious dendrite formation and unstable solid electrolyte interphase (SEI) impede their practical implementation. Herein, a novel gel polymer (GPE) integrated design is exploited to in situ co-growth Li3N LiF rich SEI by improving electron transfer kinetics enhancing mechanical properties. Specifically, polyethylene glycol diacrylate used as GPE matrix form robust crosslinked network. Meanwhile, the high transport capacity of acrylonitrile promotes generation Li3N. The polyfluorinated introduction boosts kinetics, facilitating C-F bond cleavage LiF. Finally, dual-protective constructed, which regulates ion flux achieves dendrite-free lithium deposition. Impressively, treated symmetrical cell demonstrates excellent plating/stripping cycling 1000 h at 0.5 mA cm−2 with notably reduced overpotentials (50 mV). Moreover, obtained GEL@F matched LiFePO4 displays good stability over 400 cycles 91.8% retention 1 C. Concurrently, paired LiCoO2 drives 82.8% after 200 cycles. This study introduces rational from structural composition optimize chemical activity/physical properties interfaces.
Language: Английский
Citations
7
Advanced Energy Materials, Journal Year: 2024, Volume and Issue: unknown
Published: Aug. 29, 2024
Abstract Solid‐state polymerized electrolytes exhibit advantageous properties, making them optimal candidates for next‐gen commercial solid‐state batteries. However, these present significant challenges in terms of long‐term cycling stability, energy density, and safety. In this study, a ternary eutectic solid electrolyte (TESE) is prepared by combining deep solvents (DESs), polyvinylidene fluoride‐hexafluoropropylene (PVDF‐HFP), fluorinated ethylene carbonate (FEC). TESE also facilitates uniform lithium deposition, interfacial long‐cycle stability. N‐Methylacetamide DESs preferentially occupies the dissolution sheath, which turn initiates concentration gradient‐driven decomposition FEC stimulates generation inorganic interphase (SEI) layers. The metal graphite soft pack full batteries are successfully assembled, demonstrating that Li/P‐0.8‐FEC/LFP exhibits excellent performance, with capacity 139.9 mAh g −1 after 500 cycles at 1 C 25 °C, accompanied 97.8 % retention. Furthermore, Gr/P‐0.8‐FEC/LFP flexible cell stable performance high rate C. Moreover, device remarkable safety series rigorous tests, including 100 repeated bendings, pinning, 7100 N force extrusion, cutting. study results demonstrate characteristics, indicating potential commercialization.
Language: Английский
Citations
6
Energy & Environmental Science, Journal Year: 2024, Volume and Issue: 17(18), P. 6739 - 6754
Published: Jan. 1, 2024
A novel polymer architecture design for GPEs is proposed via in situ copolymerization of VC and a new acylamino-crosslinker. This enables accelerated Li + transport dual-reinforced stable interfaces, contributing to long-lifespan LMBs.
Language: Английский
Citations
5
Energy & environment materials, Journal Year: 2024, Volume and Issue: unknown
Published: Oct. 4, 2024
The replacement of non‐aqueous organic electrolytes with solid‐state (SSEs) in lithium metal batteries (SLMBs) is considered a promising strategy to address the constraints lithium‐ion batteries, especially terms energy density and reliability. Nevertheless, few SLMBs can deliver required cycling performance long‐term stability for practical use, primarily due suboptimal interface properties. Given diverse solidification pathways leading different characteristics, it crucial pinpoint source deterioration develop appropriate remedies. This review focuses on Li|SSE issues between anode SSE, discussing recent advancements understanding (electro)chemistry, impact defects, evolutions that vary among SSE species. state‐of‐the‐art strategies concerning modified SEI, artificial interlayer, surface architecture, composite structure are summarized delved into internal relationships characteristics enhancements. current challenges opportunities characterizing modifying suggested as potential directions achieving SLMBs.
Language: Английский
Citations
4
Small, Journal Year: 2024, Volume and Issue: unknown
Published: Nov. 26, 2024
Abstract Developing solid‐state lithium metal batteries with wide operating temperature range is important in future. Polyethylene oxide (PEO)‐based electrolytes are extensively studied for merits including superior flexibility and low glass transition temperature. However, ideal usage temperatures conventional PEO‐based between 60 65 °C, unequable degrades their electrochemical performances at high (≤25 °C ≥80 °C). Herein, modification methods of PEO low, especially wide‐temperature applications reviewed based on detailed analyses mechanisms involved its different temperatures. First, shortcomings solid due to influence pointed out. Second, existing strategies summarized detail from three aspects high, temperatures, application derivatives or chain segment treatment PEO, addition fillers, other such as reasonable regulation salts, introduction functional layers metal‐organic frameworks (MOFs) covalent organic (COFs). Finally, a summary description electrolyte research development trends provided. The review aims offer some guidance the creation wider working ranges.
Language: Английский
Citations
4
Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown
Published: Jan. 16, 2025
Abstract Solid composite electrolytes (SCEs) composed of functional fillers and solid polymer (SPEs) can overcome some shortcomings single‐phase combine advantages each component, are considered as high‐performance solid‐state (SSEs) candidates for assembling lithium metal batteries (SSLMBs) with high safety energy density. In recent years, due to designability metal–organic frameworks (MOFs), MOFs/polymer (MPCEs) have become a highly promising novel type SCEs. Based on the above content, this article first describes composition mechanism action MPCEs, followed by discussion typical fabrication methods MPCEs. addition, mechanisms unmodified neat MOFs in improving performance SSEs enhancing interface stability presented detail, focus design strategies their applications including dimensional design, ligand IL@MOFs hybrid design. Finally, thorough analysis is conducted current challenges faced corresponding future development directions proposed. This review presents comprehensive, systematic, easily understandable application different designs providing new perspective researchers study SSEs.
Language: Английский
Citations
0