A5063756735- Advancements in Battery Materials
- Advanced Battery Materials and Technologies
- Advanced Battery Technologies Research
- Piezoelectric Actuators and Control
- Iterative Learning Control Systems
- Advanced battery technologies research
- Supercapacitor Materials and Fabrication
- Force Microscopy Techniques and Applications
- Fuel Cells and Related Materials
- Advanced machining processes and optimization
- Hydraulic and Pneumatic Systems
- Conducting polymers and applications
- Advanced MEMS and NEMS Technologies
- Semiconductor materials and devices
- Hybrid Renewable Energy Systems
- Hydrogen Storage and Materials
- Control Systems in Engineering
- Turfgrass Adaptation and Management
- Perovskite Materials and Applications
- Laser Material Processing Techniques
- Advanced Sensor and Energy Harvesting Materials
- Semiconductor materials and interfaces
- Plant Pathogens and Resistance
- Polymer composites and self-healing
- Shape Memory Alloy Transformations
Qingdao Institute of Bioenergy and Bioprocess Technology
2018-2025
Chinese Academy of Sciences
2018-2025
Qinghai University
2025
Qinghai New Energy (China)
2023-2025
Nankai University
2022-2024
State Key Laboratory of Metastable Materials Science and Technology
2023
University of Chinese Academy of Sciences
2023
Energy Institute
2023
Dalian Institute of Chemical Physics
2023
Yanshan University
2023
Aqueous Zn anodes have been revisited for their intrinsic safety, low cost, and high volumetric capacity; however, deep-seated issues of dendrite growth intricate side-reactions hindered rejuvenation. Herein, a "brightener-inspired" polyamide coating layer which elevates the nucleation barrier restricts Zn2+ 2D diffusion is constructed to effectively regulate aqueous deposition behavior. Importantly, serving as buffer that isolates active from bulk electrolytes, this interphase also...
Low ionic conductivity at room temperature and limited electrochemical window of poly(ethylene oxide) (PEO) are the bottlenecks restricting its further application in high-energy density lithium metal battery. Herein, a differentiated salt designed multilayered PEO-based solid polymer electrolyte (DSM-SPE) is exploited to achieve excellent performance toward both high-voltage LiCoO2 cathode anode. The LiCoO2/Li battery with DSM-SPE displays capacity retention 83.3% after 100 cycles 60 °C...
Abstract Aqueous cells with zinc‐metal anodes featuring safety and low cost, are beneficial for diversifying energy‐storage technologies, while their energy density cyclability have been long limited by side‐reactions dendrite issues, especially at the practical device level. Though sustained efforts underway to renovate electrodes electrolytes, roles of other indispensable components, such as separators, in cell operation not fully unexplored thus far. Here, it is demonstrated that both...
Our strategy of polymerizing lithium salt as a polymer electrolyte (3D-SIPE-LiFPA) simultaneously enhances the cycle life and safety characteristics ultrahigh-energy-density metal batteries (437 W h kg −1 ).
One of the most challenging issues in practical implementation high-energy-density anode-free lithium-metal batteries (AFLMBs) is sharp capacity attenuation caused by mechanical degradation solid electrolyte interphase (SEI). However, developing an artificial SEI to address this issue remains a challenge due trade-off between ionic conductivity and robustness for general conducting films. In study, tenacious composite with integrated heterostructure lithium fluoride (LiF) phosphorus...
In lithium-metal batteries (LMBs), the compatibility of Li anode and conventional lithium hexafluorophosphate-(LiPF6 ) carbonate electrolyte is poor owing to severe parasitic reactions. Herein, resolve this issue, a delicately designed additive potassium perfluoropinacolatoborate (KFPB) unprecedentedly synthesized. On one hand, KFPB can regulate solvation structure electrolyte, promoting formation Li+ FPB- K+ PF6- ion pairs with lower lowest unoccupied molecular orbital (LUMO) energy...
Abstract Traditional lithium salts are difficult to meet practical application demand of metal batteries (LMBs) under high voltages and temperatures. LiPF 6 , as the most commonly used salt, still suffers from notorious moisture sensitivity inferior thermal stability those conditions. Here, we synthesize a salt perfluoropinacolatoborate (LiFPB) comprising highly‐fluorinated borate functional groups address above issues. It is demonstrated that LiFPB shows superior electrochemical without any...
For preparing next-generation sulfide all-solid-state batteries (ASSBs), the solvent-free manufacturing process has huge potential for advantages of economic, thick electrode, and avoidance organic solvents. However, dominating is based on fibrillation polytetrafluoroethylene, suffering from poor mechanical property electrochemical instability. Herein, a continuously paradigm fusion bonding technique developed. A percolation network thermoplastic polyamide (TPA) binder with low viscosity in...
The development of a salt-tolerant hexaploid triticale cultivar offers an economical and efficient solution for utilizing marginal land. Understanding how triticales respond to salt stress is essential if this goal be achieved. A genome-wide association study (GWAS), along with transcriptome proteome analyses, were used in the present determine molecular responses triticale. In total, 81 marker-trait associations 10 salt-tolerance traits identified 153 accessions, explaining 0.71% 56.98%...
A lignin binder has been introduced to high voltage lithium-ion batteries suppress electrolyte decomposition by scavenging free radicals.
Abstract Discovering the underlying reason for Li anode failure is a critical step towards applications of lithium metal batteries (LMBs). In this work, we conduct deuterium‐oxide (D 2 O) titration experiments in novel on‐line gas analysis mass spectrometry (MS) system, to determine content metallic and hydride (LiH) cycled anodes disassembled from practical LiCoO /Li LMBs. The cell comprised ultrathin (50 μm), high loading (17 mg cm −2 , 2.805 mAh ) different formulated electrolytes. Our...
The continuous energy density increase of lithium ion batteries (LIBs) inevitably accompanies with the rising safety concerns. Here, thermal runaway characteristics a high-energy 5 Ah LiNi0.5 Co0.2 Mn0.3 O2 /graphite pouch cell using thermally stable dual-salt electrolyte are analyzed. existence LiH in graphite anode side is innovatively identified this study, and LiH/electrolyte exothermic reactions H2 migration from to cathode proved contribute on triggering cell, while phase...
Abstract High‐voltage all‐solid‐state lithium batteries (HVASSLBs) are considered attractive systems for portable electronics and electric vehicles, due to their theoretically high energy density safety. However, realization of HVASSLBs with sulfide solid electrolytes (SEs) is hindered by limited electrochemical stability, resulting in sluggish interphase dynamics. Here, a bidirectionally compatible buffering layer design scheme proposed overcome the interfacial challenges sulfide‐based...
Self-purifying electrolyte effectively eliminates the reactive pernicious species and endows high energy Li ion batteries with stable long-term cycling.
Abstract Anode‐free lithium metal batteries (AFLMBs) are the subject of increasing attention due to their ultrahigh energy density, simplified structure, reduced cost, and relatively high safety, but thermal runaway performance under abuse conditions has been rarely explored, a clear understanding whether absence highly‐reactive anode is equal free remains elusive. Herein, by systematically examining characteristics 2.0 Ah AFLMB, it revealed that elevated temperatures, discharged anode‐free...
Abstract Lithium difluoro(oxalato) borate (LiDFOB) has been widely investigated in lithium‐ion batteries (LIBs) owing to its advantageous thermal stability and excellent aluminum passivation property. However, LiDFOB tends suffer from severe decomposition generate a lot of gas species (e.g., CO 2 ). Herein, novel cyano‐functionalized lithium salt, namely difluoro(1,2‐dihydroxyethane‐1,1,2,2‐tetracarbonitrile) (LiDFTCB), is innovatively synthesized as highly oxidative‐resistant salt alleviate...
High energy density lithium-ion batteries (LIBs) adopting high-nickel layered oxide cathodes and silicon-based composite anodes always suffer from unsatisfied cycle life poor safety performance, especially at elevated temperatures. Electrode /electrolyte interphase regulation by functional additives is one of the most economic efficacious strategies to overcome this shortcoming. Herein, cyano-groups (-CN) are introduced into lithium fluorinated phosphate synthesize a novel multifunctional...
As a promising component for next-generation high-energy lithium-ion batteries, silicon-based electrodes have attracted increasing attention by virtue of their ultrahigh theoretical specific capacities. Nevertheless, fast capacity fading posed tremendous electrode volume changes during cycling remains huge challenge before large-scale applications. In this work, an aqueous-oil binary solution based blend (AOB) binder characterized spidroin-like hierarchical structure tolerating the is...
Abstract The evolution of high‐energy‐density lithium‐ion batteries (LIBs) urgently requires the development high‐safety electrolytes with high voltage resistance. Here, noncoordinating flame retardant pentafluoro‐(phenoxy)‐cyclotriphosphazene (FPPN) endows propylene carbonate (PC, 70 vol%)‐based graphite anode compatibility, non‐flammability, stability, and excellent separator/electrode wettability. Theoretical calculations reveal that FPPN significantly affects Li + ‐PC‐anion interactions...
Easy-to-manufacture Li
Abstract Direct seawater splitting (DSS) offers an aspirational route toward green hydrogen (H 2 ) production but remains challenging when operating in a practically continuous manner, mainly due to the difficulty establishing water supply–consumption balance under interference from impurity ions. A DSS system is reported for ampere‐level H by coupling dual‐cation exchange membrane (CEM) three‐compartment architecture with circulatory electrolyte design. Monovalent‐selective CEMs decouple...
Abstract Li‐rich layered oxides (LRLO) exhibit significant potential for use in all‐solid‐state lithium batteries (ASSLBs) owing to their high capacities and wide range of operating voltages. However, the practical application LRLO ASSLBs is hindered by severe failure carrier transport at solid–solid interface, which subsequently limits electrochemical activity these batteries. Here, spatially asynchronous activation mechanism presented. A spectroscopic study extending from surface into bulk...