Latest Publications & Patents on Lithium Research and Applications
This is our latest selection of worldwide publications and patents in english on Lithium Research and Applications, between many scientific online journals, classified and focused on lithium.
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A Frontier in Acoustic Sensing Technology
Published on 2025-02-22 by Yuanyuan Pan, Ke Xu, Ruiqiang Wang, Honghong Wang, Guodong Chen, Kai Wang @MDPI
Abstract: Lithium-ion batteries (LIBs) are widely used in the fields of consumer electronics, new energy vehicles, and grid energy storage due to their high energy density and long cycle life. However, how to effectively evaluate the State of Charge (SOC), State of Health (SOH), and overcharging behavior of batteries has become a key issue in improving battery safety and lifespan. Acoustic sensing technology, as an advanced non-destructive monitoring method, achieves real-time monitoring of the internal s[...]
Our summary: Frontier in Acoustic Sensing Technology. Evaluation of LIBs through non-destructive monitoring. Real-time monitoring and accurate evaluation of key parameters.
Acoustic Sensing Technology, Lithium-ion batteries, Ultrasonic testing technology, Acoustic emission technology
Publication
Anti-Interference Spectral Confocal Sensors Based on Line Spot
Published on 2025-02-22 by Bo Wang, Jiafu Li, Mingzhe Luo, Fengshuang Liang, Jiacheng Hu @MDPI
Abstract: Spectral confocal displacement sensors are non-contact optoelectronic sensors widely utilized for their high accuracy, speed, and ability to measure diverse surfaces. However, challenges including vibration, angular deflection, and surface quality variations can reduce sensor stability and accuracy when performing measurements such as lithium battery wafer thickness, wafer warpage, and optical component surface topography. This study proposes a line-spot-based measurement method using a binary d[...]
Our summary: Proposal of line-spot-based measurement method for spectral confocal sensors, simulation and optimization using ZEMAX, improved stability and accuracy compared to point sensors.
Spectral, Confocal, Anti-Interference, Sensors
Publication
A Novel Online State-of-Health Estimation Method for Lithium-Ion Batteries with Multi-Input Metabolic Long Short-Term Memory Framework
Published on 2025-02-21 by Lin Chen, Deqian Chen, Manping He, Haihong Pan, Bing Ji @MDPI
Abstract: Accurate and effective battery state-of-health (SoH) monitoring is significant to guarantee the security and dependability of electrical equipment. However, adapting SoH estimation methods to diverse battery kinds and operating conditions is a challenge because of the intricate deterioration mechanisms of batteries. To solve the issue, in this article, a novel multi-input metabolic long short-term memory (MM-LSTM) framework is developed. A degradation state model is created with the LSTM network[...]
Our summary: Accurate and effective battery state-of-health monitoring is achieved with a novel multi-input metabolic long short-term memory framework. The framework accurately estimates SoH with minimal data, addressing the challenge of adapting SoH estimation methods to diverse battery types and operating conditions. The proposed MM-LSTM framework demonstrates high accuracy and robustness in estimating SoH for different batteries, with a maximum estimation error of 1.98%.
State-of-Health Estimation, Lithium-Ion Batteries, Long Short-Term Memory, Metabolic Framework
Publication
Advanced Crystallization Methods for Thin-Film Lithium Niobate and Its Device Applications
Published on 2025-02-21 by Rongbang Yang, Haoming Wei, Gongbin Tang, Bingqiang Cao, Kunfeng Chen @MDPI
Abstract: Lithium niobate (LiNbO3) has remarkable ferroelectric properties, and its unique crystal structure allows it to undergo significant spontaneous polarization. Lithium niobate plays an important role in the fields of electro-optic modulation, sensing and acoustics due to its excellent electro-optic and piezoelectric properties. Thin-film LiNbO3 (TFLN) has attracted much attention due to its unique physical properties, stable properties and easy processing. This review introduces several main prepa[...]
Our summary: Advanced methods for preparing thin-film lithium niobate are discussed, along with its applications in various devices such as sensors, memories, and optical waveguides. The unique properties of lithium niobate make it a promising material for future photonic integrated circuits.
Crystallization Methods, Thin-Film Lithium Niobate, Device Applications, Electro-optic Modulation
Publication
Evaluation of Shear Bond Strength and Failure Modes of Lithium Disilicate Ceramic Veneering Material to Different High-Performance Polymers
Published on 2025-02-20 by Sarah M. Alnafaiy, Nawaf Labban, Refal Albaijan, Rawan N. AlKahtani, Khulud A. Al-Aali, Heba Wageh Abozaed, Nada Y. Alturki, Jomana E. Alenezi @MDPI
Abstract: This study assessed the shear bond strength (SBS) and failure modes of lithium disilicate ceramic veneering material to different high-performance polymers. Thirty-six square specimens measuring 7 × 7 × 2 ± 0.05 mm were prepared from pure polyetheretherketone (PEEK), Bio-high performance PEEK (BioHPP) and Trilor discs. Polymer specimens were air-borne abraded utilizing aluminum oxide particles, cleaned, and a bonding agent was applied (visio. link). The[...]
Our summary: Evaluation of SBS and failure modes of lithium disilicate ceramic veneering material to different high-performance polymers. BioHPP material showed highest SBS values, Trilor group recorded lowest SBS values, adhesive failure observed in 40% of BioHPP and PEEK specimens.
Shear Bond Strength, Lithium Disilicate Ceramic, High-Performance Polymers, Failure Modes
Publication
The State of Health Estimation of Retired Lithium-Ion Batteries Using a Multi-Input Metabolic Gated Recurrent Unit
Published on 2025-02-20 by Yu He, Norasage Pattanadech, Kasiean Sukemoke, Minling Pan, Lin Chen @MDPI
Abstract: With the increasing adoption of lithium-ion batteries in energy storage systems, accurately monitoring the State of Health (SoH) of retired batteries has become a pivotal technology for ensuring their safe utilization and maximizing their economic value. In response to this need, this paper presents a highly efficient estimation model based on the multi-input metabolic gated recurrent unit (MM-GRU). The model leverages constant-current charging time, charging current area, and the 1800 s voltage[...]
Our summary: This paper introduces a novel MM-GRU model for accurately estimating the State of Health of retired lithium-ion batteries. The model outperforms traditional machine learning algorithms, achieving high accuracy and reliability in tracking battery degradation trajectories.
State of Health Estimation, Lithium-Ion Batteries, Multi-Input Metabolic Gated Recurrent Unit, SoH Monitoring
Publication
Lithium replenishment electrode sheet, manufacturing method therefor, battery comprising lithium replenishment electrode sheet and electrical device
Patent published on the 2025-02-19 in EP under Ref EP4510294 by CONTEMPORARY AMPEREX TECHNOLOGY CO LTD [CN] (Wang Donghao [cn], Jing Erdong [cn], Xie Haotian [cn], Zhang Nannan [cn], Sun Xin [cn], Chen Xiao [cn])
Abstract: A lithium supplement electrode plate and a preparation method thereof, a battery containing the lithium supplement electrode plate, and an electrical device are disclosed. The lithium supplement electrode plate includes a current collector and a coating region disposed on at least one side of the current collector. The coating region includes at least two active layers. The at least two active layers include a pore-forming agent. Two adjacent active layers that include the pore-forming agent are[...]
Our summary: Lithium supplement electrode plate with high porosity improves battery life by enhancing wettability and capacity.
lithium replenishment electrode sheet, manufacturing method, battery, electrical device
Patent
Negative electrode for rechargeable lithium battery and rechargeable lithium battery including same
Patent published on the 2025-02-19 in EP under Ref EP4510218 by SAMSUNG SDI CO LTD [KR] (Bae Juhye [kr], Park Jin Seok [kr], Nam Hyun [kr], Lee Taeil [kr])
Abstract: A negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided. The negative electrode includes a current collector; and a negative active material layer on at least one surface of the current collector, wherein the negative active material layer comprises a first crystalline carbon layer in contact with the current collector, a silicon layer on the first crystalline carbon layer and comprising a Si-carbon composite, and a second crysta[...]
Our summary: Negative electrode with silicon layer for rechargeable lithium battery. Silicon layer comprises Si-carbon composite. Thickness of silicon layer is 3% to 35% of total negative active material layer.
rechargeable lithium battery, negative electrode, silicon layer, current collector
Patent
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