A5071775691- Laser-induced spectroscopy and plasma
- Analytical chemistry methods development
- Cultural Heritage Materials Analysis
- Mercury impact and mitigation studies
- X-ray Diffraction in Crystallography
- Power Systems and Renewable Energy
- Crystallization and Solubility Studies
- Advanced Algorithms and Applications
- Smart Grid and Power Systems
- Advanced Sensor and Control Systems
- Power Systems and Technologies
- Tribology and Lubrication Engineering
- Advanced Decision-Making Techniques
- Magnetic Field Sensors Techniques
- Machine Fault Diagnosis Techniques
- Geomagnetism and Paleomagnetism Studies
- Industrial Technology and Control Systems
- Evaluation and Optimization Models
- Real-time simulation and control systems
- Magneto-Optical Properties and Applications
- Advanced Vision and Imaging
- Geoscience and Mining Technology
- Fault Detection and Control Systems
- Electromagnetic Compatibility and Noise Suppression
- Magnetic Bearings and Levitation Dynamics
Jilin University
2015-2025
Hunan University of Arts and Science
2023
Alibaba Group (China)
2023
Nanjing University of Aeronautics and Astronautics
2022
Jilin Medical University
2017-2021
Beijing University of Posts and Telecommunications
2021
State Key Laboratory of Vehicle NVH and Safety Technology
2019
Sichuan University
2014-2015
Shanghai Electric (China)
2014
Life University
2014
Double-pulse laser-induced breakdown spectroscopy (DP-LIBS) is the most effective LIBS signal enhancement method widely used in various fields. Due to adding an extra laser pulse, DP-LIBS experiments have more possibilities for research. Since proposal of technology 1998, researchers devoted themselves much research on DP-LIBS. Research has been common and innovative last 5 years. This review aims comprehensively analyze DP-LIBS's experimental application, focusing studies conducted this...
The compensation method increases the rock classification accuracy of miniaturized LIBS instruments from 77.08% to 99.58%.
Combination of LIBS and VI-PLS-DA is a promising approach to achieve the online analysis process control waste plastic recycling.
This work explores the combination of LIBS technology and K-ELM algorithm for quantitative analysis total iron (TFe) content alkalinity sinter.
Feature selection and dimensionality reduction are important for the performance of wind turbine condition monitoring models using supervisory control data acquisition (SCADA) data. In this paper, an improved random forest algorithm, namely Simplification Random Forest (FS_RF), is proposed, which capable identifying features closely correlated with working conditions. The Euclidian distances employed to distinguish weight same feature among different samples, its importance measured by means...
A new laser induced breakdown spectroscopy (LIBS) based on single-beam-splitting (SBS) and proper optical geometric configuration has been initially explored in this work for effective signal enhancement. In order to improve the interaction efficiency of energy with ablated material, a beam operated pulse mode was divided into two streams ablate/excite target sample different directions instead conventional one excitation single LIBS (SP-LIBS). spatial configuration, geometry plays an...
Laser-induced breakdown spectroscopy (LIBS) has become a powerful technology in geological applications. The correct identification of rocks and soils is critical to many projects. In this study, LIBS database software with user-friendly intuitive interface developed based on Windows, consisting module sample module. includes basic containing persistent lines for elements dedicated emission several rock soil reference standards. allows easy use the data. A partial least squares discriminant...
With the increasingly extensive use of plastic bottles, recycling and reuse plastics continue to raise additional concerns.
The basicity of sintered ore, which is related to the melting point sinter, vital ore mining and blast-furnace smelting.
LIBS and RF were combined to realize the discrimination of rocks from different provenances.
An LIBS rare earth magnet online measuring instrument was used to classify and test NdFeB crude samples produced in the Baotou Rare Earth Research Institute workshop. The classification accuracy increased from 87.14% 99.05%.
With the extensive use of plastic products, determining amount toxic elements in products has become a pressing issue for human health and environmental protection.
The alkalinity of sintered ore has an important impact on the quality, output, and energy consumption blast furnace smelting, there is urgent need for a method accurate quantifying ore. present work explores combination laser-induced breakdown spectroscopy (LIBS) technique random forest (RF) based principal component analysis (PCA) variable importance quantitative Sixteen samples were used in this study, characteristic lines LIBS spectra can be identified National Institute Standards...
Introduction Marine ferromanganese crusts are potentially important metal resources.The deep-ocean research and survey ships often need to carry out rapid chemical element component analysis of mineral resources, so as plan for the geological resource exploration mission. Methods The laser-induced breakdown spectroscopy can obtain spectrum elements by plasma excited high-energy laser irradiation on surface sample. A induced optical system detection deepocean is designed built, which meet...
Schematic setup of a double-pulse LIBS experimental system applied to parameter optimization for quantitative analysis soil heavy metal elements.
In this work, a single-beam-splitting laser-induced breakdown spectroscopy (LIBS) technique using one single laser system is demonstrated.
The empirical mode decomposition (EMD) is well known for predicting wind speed.However, but the joint application of relevance vector machine (RVM) and in speed forecasting seldom found field. This paper proposes a model based on to predict speed.Before with RVM，EMD algorithm used decompose signal order weaken disadvantageous influences nonlinearity uncertainty spped. By process, series intrinsic functions (IMFs) are generated. To each IMF, RVM construct carry forecast espectively. final...
The process of cemented carbides manufacturing requires rapid and field elemental analytical techniques to control evaluate the properties products. Calibration-free laser-induced breakdown spectroscopy (CF-LIBS) is such a potential technique. In this work, portable LIBS instrument combined with CF method was developed for analysis carbides. Three batches compact without reference samples were analyzed. Qualitative quantitative achieved by using method. To validate results, X-ray...