Siwei Li

ORCID: 0000-0003-1985-8149
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About
Contact & Profiles
Research Areas
  • Metal Extraction and Bioleaching
  • Atmospheric chemistry and aerosols
  • Iron and Steelmaking Processes
  • Metallurgical Processes and Thermodynamics
  • Atmospheric aerosols and clouds
  • Air Quality Monitoring and Forecasting
  • Air Quality and Health Impacts
  • Advanced materials and composites
  • Extraction and Separation Processes
  • Atmospheric and Environmental Gas Dynamics
  • Minerals Flotation and Separation Techniques
  • Wastewater Treatment and Nitrogen Removal
  • Bauxite Residue and Utilization
  • Anaerobic Digestion and Biogas Production
  • Recycling and utilization of industrial and municipal waste in materials production
  • Atmospheric Ozone and Climate
  • Vehicle emissions and performance
  • Aluminum Alloys Composites Properties
  • Thermochemical Biomass Conversion Processes
  • Aluminum Alloy Microstructure Properties
  • Remote Sensing and LiDAR Applications
  • Urban Heat Island Mitigation
  • Meteorological Phenomena and Simulations
  • Phosphorus and nutrient management
  • Mineral Processing and Grinding

Central South University
2017-2025

Wuhan University
2015-2025

State Key Laboratory of Information Engineering in Surveying Mapping and Remote Sensing
2020-2025

Chinese Academy of Sciences
2024-2025

Syracuse University
2025

Hebei University
2025

Institute of Optics and Electronics, Chinese Academy of Sciences
2025

Shenzhen University
2020-2025

Hunan Hydro&Power Design Institute
2023-2025

University of Science and Technology of China
2025

We report the syntheses of highly dispersed CoNi bimetallic catalysts on surface α-MoC based strong metal support interaction (SMSI) effect. The between nearly atomically Co and Ni atoms was observed for first time by real-space chemical mapping at atomic level. Combined with ability to split water low temperatures, as-synthesized CoNi/α-MoC exhibited robust synergistic performance hydrogen production from hydrolysis ammonia borane. metal-normalized activity 1.5Co1.5Ni/α-MoC catalyst reached...

10.1021/jacs.0c11285 article EN Journal of the American Chemical Society 2020-12-31

Abstract China is likely the world's largest anthropogenic source of methane emissions, with coal mine (CMM) being predominant contributor. Here, we deploy 2 years satellite observations to survey facility‐level CMM emitters in Shanxi, most prolific mining province China. A total 138 detected episodic events at 82 facilities are estimated emit 1.20 (+0.24/−0.20, 95% CI) million tons per year (Mt CH 4 /yr) during 2021–2023, roughly equivalent 4.2 times integrated flux from Permian plumes and...

10.1029/2024gl109065 article EN cc-by-nc-nd Geophysical Research Letters 2024-05-25

Efficient prediction of the air quality response to emission changes is a prerequisite for an integrated assessment system in developing effective control policies. Yet, representing nonlinear controls with accuracy remains major barrier quality-related decision making. Here, we demonstrate novel method that combines deep learning approaches chemical indicators pollutant formation quickly estimate coefficients functions using ambient concentrations 18 simulated comprehensive atmospheric...

10.1021/acs.est.0c02923 article EN Environmental Science & Technology 2020-06-17

In the present work,heat–CaO2 advanced thermal hydrolysis pretreatment was applied for enhancing fermentative short-chain fatty acids (SCFAs) production from waste activated sludge (WAS). Various conditions including heating temperatures, CaO2 doses, and times were optimized. Simulation experimental results showed that optimal a temperature of 67.4 °C, 0.12 g/g VSS, time 19 h, under which maximum SCFAs yield reached to 336.5 mg COD/g VSS after 5 days fermentation, with percentage acetic acid...

10.1021/acssuschemeng.8b05799 article EN ACS Sustainable Chemistry & Engineering 2019-01-07

Abstract. Quantification of emission changes is a prerequisite for the assessment control effectiveness in improving air quality. However, traditional bottom-up method characterizing emissions requires detailed investigation data (e.g., activity and other parameters) that usually takes months to perform limits timely assessments. Here we propose novel address this issue by using response model provides real-time estimation based on quality observations combination with emission-concentration...

10.5194/acp-20-14347-2020 article EN cc-by Atmospheric chemistry and physics 2020-11-25

Abstract Development of the measurement-based carbon accounting means is great importance to supplement traditional inventory compilation. Mobile CO 2 /CH 4 measurement provides a flexible way inspect plant-scale emissions without need notify factories. In 2021, our team used vehicle-based monitor system conduct field campaigns in two cities and one industrial park China, totaling 1143 km. Furthermore, we designed model based on sample concentrations evaluate emissions, EMISSION-PARTITION,...

10.1088/1748-9326/acbce7 article EN cc-by Environmental Research Letters 2023-02-17

The observation-based air pollution forecasting method has high computational efficiency over traditional numerical models, but a poor ability in long-term (after 6 h) due to lack of detailed representation atmospheric processes associated with the transport. To address such limitation, here we propose novel real-time model that applies hybrid graph deep neural network (GNN_LSTM) dynamically capture spatiotemporal correlations among neighborhood monitoring sites better represent physical...

10.1016/j.envint.2023.107971 article EN cc-by-nc-nd Environment International 2023-05-12
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