- Advancements in Battery Materials
- Advanced Battery Materials and Technologies
- Advanced Battery Technologies Research
- Advanced battery technologies research
- Advanced machining processes and optimization
- Electrochemical Analysis and Applications
- Ionic liquids properties and applications
- Advanced Surface Polishing Techniques
- Advanced Machining and Optimization Techniques
- Electrodeposition and Electroless Coatings
- Thermal Expansion and Ionic Conductivity
- Corrosion Behavior and Inhibition
- Supercapacitor Materials and Fabrication
- Extraction and Separation Processes
- Perovskite Materials and Applications
- Adsorption and biosorption for pollutant removal
- Electrocatalysts for Energy Conversion
- Nanomaterials for catalytic reactions
- Metal Alloys Wear and Properties
- Conducting polymers and applications
- Graphene and Nanomaterials Applications
- Interconnection Networks and Systems
- Hydrogels: synthesis, properties, applications
- Radioactive element chemistry and processing
- Tunneling and Rock Mechanics
North University of China
2021-2024
Beijing National Laboratory for Molecular Sciences
2019-2023
Chinese Academy of Sciences
2019-2023
University of Chinese Academy of Sciences
2019-2022
Liaoning Shihua University
2019-2020
Center for Excellence in Education
2019
Central South University
2015-2017
Guangdong University of Technology
2011-2017
<italic>In situ</italic> monitoring of the interfacial processes in working all-solid-state lithium–sulfur batteries provides deep insights into degradation mechanisms and temperature dependence.
Sulfide-based solid-state electrolytes (SSEs) matched with alloy anodes are considered as promising candidates for application in all-solid-state batteries (ASSBs) to overcome the bottlenecks of lithium (Li) anode. However, an understanding dynamic electrochemical processes on anode SSE is still elusive. Herein, situ atomic force microscopy gives insights into block-formation and stack-accumulation behaviors Li precipitation electrode, uncovering morphological evolution nanoscale...
Intensive understanding of the surface mechanism cathode materials, such as structural evolution and chemical mechanical stability upon charging/discharging, is crucial to design advanced solid-state lithium batteries (SSLBs) tomorrow. Here, via in situ atomic force microscopy monitoring, we explore dynamic process at LiNi0.5Co0.2Mn0.3O2 particles inside a working SSLB. The formation interphase layer, with an inorganic–organic hybrid structure, was real-time imaged, well its property by...
Abstract Molybdenum disulfide is considered one of the most promising anodes for lithium-ion batteries due to its high specific capacity; however, it suffers from an unstable solid electrolyte interphase. Understanding structural evolution and reaction mechanism upon charging/discharging crucial further improvements in battery performance. Herein, interfacial processes interphase film formation lithiation/delithiation on ultra-flat monolayer molybdenum are monitored by situ atomic force...
Abstract Unstable electrode/solid‐state electrolyte interfaces and internal lithium dendrite penetration hamper the applications of solid‐state lithium‐metal batteries (SSLMBs), underlying mechanisms are not well understood. Herein, in situ optical microscopy provides insights into plating/stripping processes a gel polymer reveals its dynamic evolution. Spherical deposits evolve moss‐like branch‐shaped dendrites with increasing current densities. Remarkably, on‐site‐formed solid interphase...
Single-crystalline Ni-rich cathode (SC-NCM) has attracted increasing interest owing to its greater capacity retention in advanced solid-state lithium batteries (SSLBs), while suffers from severe interfacial instability during cycling. Here, via atomic layer deposition, Li3 PO4 is introduced coat SC-NCM (L-NCM), suppress undesired side reaction and enhance stability. The dynamic degradation surface regulation of are investigated inside a working SSLB by situ force microscopy (AFM). We...
All-carbon graphdiyne (GDY)-based materials have attracted extensive attention owing to their extraordinary structures and outstanding performance in electrochemical energy storage. Straightforward insights into the interfacial evolution at GDY electrode/electrolyte interface could crucially enrich fundamental comprehensions inspire targeted regulations. Herein, situ optical microscopy atomic force monitoring of N-doped electrodes reveal interplay between solid electrolyte interphase (SEI)...
Abstract Rechargeable lithium‐metal batteries (RLBs), which employ the Li‐metal anode to acquire notably boosted specific energy at cell level, represent “Holy Grail” for “beyond Li‐ion” electrochemical storage technology. Currently, practical use of RLBs is impeded by poor cycling and safety performance, are derived from high chemical reactivity metallic Li uncontrollable formation propagation metal dendrites during repeated plating/stripping. In this study, a new strategy demonstrated...
The dynamic interfacial growth, suppression, and dissolution of zinc dendrites have been studied with the imidazolium ionic liquids (ILs) as additives on basis in situ synchrotron radiation X-ray imaging. phase contrast difference real-time images indicates that are preferentially developed substrate surface ammoniacal electrolytes. After adding ILs, both nucleation overpotential polarization extent increase order additive-free < EMI-Cl EMI-PF6 EMI-TFSA EMI-DCA. show can suppress dendrites,...
3D composite electrodes have shown extraordinary promise as high mass loading electrode materials for sodium ion batteries (SIBs). However, they usually show poor rate performance due to the sluggish Na
Abstract The complicated problems confronted by lithium (Li) anode hinder the practical application of quasi‐solid‐state lithium‐sulfur (QSSLS) batteries. However, interfacial processes and reaction mechanisms, which are still vague, pose challenges to disclose. Herein, insoluble sulfides stacking Li dendrites growth on real‐time monitored via in‐situ atomic force microscopy inside working QSSLS In LiNO 3 ‐added electrolyte, it is detected that formation process solid electrolyte interphase...
Abstract Solid‐state lithium–sulfur batteries (SSLSBs) are highly appealing for electrochemical energy devices because of their promising theoretical density. An intensive acquaintance SSLS interfacial behavior is importance in gaining fundamental knowledge working/failure mechanisms and clarifying further optimized design advanced batteries. Herein, a direct visualization the evolution both component structure present inside working SSLSB. In situ Raman spectroscopy clearly sheds light on...
Zn-air batteries (ZABs) present high energy density and safety but suffer from low oxygen reaction reversibility dendrite growth at Zn electrode in alkaline electrolytes. Non-alkaline electrolytes have been considered recently for improving the interfacial processes ZABs. However, dynamic evolution mechanisms regulated by both positive negative electrodes remain elusive. Herein, using situ atomic force microscopy, we disclose that thin ZnO
Benzo-crown ether-functionalized silica (BCES) was prepared by the combination of sol–gel process and Schiff base reaction, characterized Fourier transmission infrared spectroscopy, scanning electron microscopy, N2 adsorption–desorption, used for selective adsorption Ca2+ ions. The amounts BCES ions were independent pH in range 5–10. Adsorption equilibrium performed within 60 min. capacity found to be 40.6 mg g–1 at 298 K. high selectivity with respect other alkali alkaline earth metals...
Purpose – Compared with the traditional printed circuit board (PCB) drilling process, technology of IC substrate is facing more problems, such as much smaller hole diameter, intensive space, thinner sheet and complicated materials are drilled in process. Moreover, base material different from PCB, kinds fillers added which make drill worn seriously during Micro-drills wear micro holes quality most important questions when so far. Wear morphology micro-drill, wall roughness location accuracy...