Results 41 to 50 of about 11,293 (243)

Reseña sobre espectroscopia de rompimiento inducida por láser

Ciencia Ergo Sum, 2018
Se presenta una reseña sobre la espectroscopia de rompimiento inducida por láser (LIBS). Asimismo, se presenta un recuento histórico sobre dicha técnica, su funcionamiento e instrumentación y una descripción de su configuración experimental en general ...
Jorge Mauricio Paulin Fuentes, Víctor Leonel Quiroz Rosado, Jorge Mulia Rodríguez, Máximo A. Aguero Granados, D. Osorio González   +4 more
doaj   +1 more source

A general introduction to lithium-ion batteries: From the first concept to the top six commercials and beyond

Journal of Electrochemical Science and Engineering, 2023
The birth of lithium-ion batteries (LIBs) is not a breakthrough scientific discovery overnight but a successor and continuous development of scientists for a long time based on the previous generation of electrochemical batteries.
Phuoc-Anh Le
doaj   +1 more source

Frontier Advances of Emerging High‐Entropy Anodes in Alkali Metal‐Ion Batteries

Advanced Functional Materials, EarlyView.
Recent advances in microscopic morphology control of high‐entropy anode materials for alkali metal‐ion batteries. Abstract With the growing demand for sustainable energy, portable energy storage systems have become increasingly critical. Among them, the development of rechargeable batteries is primarily driven by breakthroughs in electrode materials ...
Liang Du, Kaidi Zhang, Liang Wang, Di Zhao, Mengqing Hu, Mingli Li, Ming Zhou, Zhenzhen Wu, Mengyang Dong, Bo Fu, Porun Liu, Yun Wang, Hongxia Wang, Yuantong Gu, Lei Zhang   +14 more
wiley   +1 more source

Single‐ and Dual‐Atom Configurations in Atomically Dispersed Catalysts for Lithium–Sulfur Batteries

Advanced Functional Materials, EarlyView.
Single‐atom and dual‐atom‐based atomically dispersed catalysts (ADCs) effectively address the shuttle effect and sluggish redox kinetics in Li–S batteries. With nearly 100% atomic utilization and tunable coordination environments, ADCs enhance LiPSs adsorption, lower conversion barriers, and accelerate sulfur redox reactions.
Haoyang Xu, Zhenfeng Li, Yue Fei, Ali Mohammadi, Ge Li   +4 more
wiley   +1 more source

Establishing a Model Precursor System: Over a Decade of Research on Carbon Dots from the Citric Acid‐Urea System

Advanced Functional Materials, EarlyView.
The citric acid/urea (CA‐Urea) precursor system offers a versatile, scalable route to carbon dots with tunable luminescence and multifunctionality. Mechanistic insights into precursor chemistry and reaction parameters have enabled doping, surface modification, and hybridization strategies, yielding CDs for luminescent devices, sensing, catalysis ...
Yupeng Liu, Zhiqi Cai, Xiangxin Sun, Hanyi Zhang, Yiming Hao, Jun Wu, Zekun Yan, Xue Wu, Yiqi Liang, Liming Wang, Songnan Qu   +10 more
wiley   +1 more source

Laser‐Induced Breakdown Spectroscopy Online Quantitative Analysis for Laser Processing

Advanced Photonics Research
Plasma fluctuations, the uncertainty of laser ablation, and bremsstrahlung limit the identification of online element analysis during laser processing and cause difficulty in achieving concentration results with sufficient accuracy and repeatability.
Tianzhuo Zhao, Qixiu Zhong, Shuzhen Nie, XiaoLong Liu, Hong Xiao, Chenxuan Yin, Fanghui Zhong, Yachen Ke, Fei Li   +8 more
doaj   +1 more source

LIBS assisted PCA analysis of multiple rare-earth elements (La, Ce, Nd, Sm, and Yb) in phosphorite deposits

Heliyon, 2023
In the present study, the immediate detection of rare-earth elements (REEs) in phosphorite deposits has been reported using laser-induced breakdown spectroscopy (LIBS). Numerous emission lines corresponding to the REEs such as lanthanum (La), cerium (Ce),
Amir Fayyaz, Haroon Asghar, A.M. Alshehri, Tahani A. Alrebdi   +3 more
doaj   +1 more source

Constructing Ionic Fast Diffusion Channels on LiNi0.5Mn1.5O4 for Lithium‐Ion Batteries

Advanced Functional Materials, EarlyView.
A dual‐modification strategy is developed for LNMO cathode, where bulk Ti doping stabilizes the oxygen framework and simultaneously drives the in situ formation of LaTi2O6 nano‐islands as ion diffusion channels on (111) surfaces, enabling high‐rate capacity (∼100 mAh g−1 at 30 C) and excellent cycling retention (87.8% after 1000 cycles).
Xinyi Zhang, Sicheng Wu, Xuzhao Liu, Haocheng Guo, Jian Peng, Xia Huang, Xiaobo Zhu, Yuhui Ge, Haochen Lu, Shuhao Wang, Lianzhou Wang   +10 more
wiley   +1 more source

A Review on Materials for Flame Retarding and Improving the Thermal Stability of Lithium Ion Batteries

International Journal of Electrochemical Science, 2020
Lithium-ion batteries (LIBs), featured by high energy density, high power density, excellent cycle performance and environmental friendliness, are widely used in electric equipment, electric vehicles and energy storage.
Fei Gao, Hao Liu, Kai Yang, ChuiTao Zeng, Shuping WANG, Minghao FAN, Hao Wang   +6 more
doaj   +1 more source

Time-Resolved Laser-Induced Breakdown Spectroscopy for Accurate Qualitative and Quantitative Analysis of Brown Rice Flour Adulteration

Foods, 2022
To solve the adulteration problem of brown rice flour in the commodity market, a novel, accurate, and stable detection method based on time-resolved laser-induced breakdown spectroscopy (TR-LIBS) is proposed.
Honghua Ma, Shengqun Shi, Deng Zhang, Nan Deng, Zhenlin Hu, Jianguo Liu, Lianbo Guo   +6 more
doaj   +1 more source