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兰州大学机构库

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High-surface-area disperse silica nanoparticles prepared via sol-gel method using L-lysine catalyst and methanol/water co-solvent 期刊论文
Colloids and Surfaces A: Physicochemical and Engineering Aspects, 2021, 卷号: 610
Authors:  Yang, Desheng;  Yang, Guoqiang;  Liang, Guosheng;  Guo, Qian;  Li, Yuanyuan;  Li, JG(李建功)
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Amino acids  Catalysts  Methanol  Nanoglass  Nanoparticles  Organic solvents  Particle size  Silica  Silicon  Silicon oxides  SiO2 nanoparticles  Sol-gel process  Sol-gels  Synthesis (chemical)  Average particle size  Basic amino acids  High surface area  Optimal conditions  Strategic approaches  Surface area  Tetraethyl orthosilicates  Volume ratio  
High-surface-area disperse silica nanoparticles prepared via sol-gel method using L-lysine catalyst and methanol/water co-solvent 期刊论文
Colloids and Surfaces A: Physicochemical and Engineering Aspects, 2021
Yang, Desheng; Yang, Guoqiang; Liang, Guosheng; Guo, Qian; Li, Yuanyuan; Li, Jiangong
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Microplastics in freshwater sediment: A review on methods, occurrence, and sources 期刊论文
Science of the Total Environment, 2021, 卷号: 754
Authors:  Yang, Ling;  Zhang, Yulan;  Kang, Shichang;  Wang, Zhaoqing;  Wu, Chenxi
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Aquatic ecosystems  Particle size  Particle size analysis  Sediments  Submarine geology  WaterAnalytical methodology  Driving forces  Freshwater sediment  Marine environment  Marine sediments  Morphological characteristic  Orders of magnitude  Spatial and temporal variation  
Splash function for the collision of sand-sized particles onto an inclined granular bed, based on discrete-element-simulations 期刊论文
Powder Technology, 2021, 卷号: 378, 页码: 348-358
Authors:  Yin, Xin;  Huang, N(黄宁);  Jiang, Cong;  Parteli, Eric J.R.;  Zhang, J(张洁)
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Finite difference method  Numerical methods  Numerical models  Particle size  Trajectories  VelocityDiscrete element simulation  Experimental evidence  Horizontal surfaces  Incident particles  Individual particles  Particle impact velocities  Particle trajectories  Sand-sized particles  
Winter Pollution Characteristics and Physicochemical Properties of PM2.5 in a Northwest Industrial City 期刊论文
Huanjing Kexue/Environmental Science, 2020, 卷号: 41, 期号: 12, 页码: 5267-5275
Authors:  Yang, Yan-Ping;  Chen, Q(陈强);  Wang, Li-Na;  Yang, Li-Li
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Automobiles  Emission control  Fiber optic sensors  Heavy metals  Mass spectrometry  Particle size  Particle size analysis  ZincAerosol mass spectrometry  Automobile exhaust  Chemical compositions  Emission reduction  Heavy metal pollution  Larger particle sizes  PM2.5 concentration  Pollution sources  
Upconversion emission studies of single particles 期刊论文
Nano Today, 2020, 卷号: 35
Authors:  Dong, Hao;  Sun, Ling-Dong;  Yan, Chun-Hua
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Energy conversion  Energy transfer  Nanoparticles  Optical waveguides  Rare earth elements  Solar energyAnti-Stokes emission  Inter-disciplinary studies  Lanthanide-doped upconversion nanoparticles  Photophysical properties  Photophysical studies  Steady state and transients  Up-conversion emission  Upconversion properties  
Carbonaceous aerosols in PM1, PM2.5, and PM10 size fractions over the lanzhou city, northwest China 期刊论文
Atmosphere, 2020, 卷号: 11, 期号: 12
Authors:  Zhang, Xin;  Li, Zhongqin;  Wang, Feiteng;  Song, Mengyuan;  Zhou, Xi;  Ming, Jing
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Aerosols  Fossil fuels  Organic carbon  Particle size analysis  Pollution  Urban growth  Average concentration  Backward trajectory  Carbonaceous aerosol  Carbonaceous particles  Environmental and health effects  Fossil fuel combustion  Particulate Matter  Transport pathways  
Size-effect induced cation redistribution on the magnetic properties of well-dispersed CoFe2O4 nanocrystals 会议论文
Journal of Alloys and Compounds
Authors:  Li, Xinyuan;  Sun, Yong;  Zong, Yan;  Wei, Yupeng;  Liu, Xin;  Li, Xinghua;  Peng, Yong;  Zheng, Xinliang
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Cobalt  Coercive force  Decomposition  Nanocrystals  Particle size  Positive ions  Saturation magnetizationCation redistribution  Magnetic impurity  Size dependent  Size effects  Spinel ferrites  Surface effect  Thermal decomposition methods  Well-dispersed  
Dependency of particle size distribution at dust emission on friction velocity and atmospheric boundary-layer stability 期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2020, 卷号: 20, 期号: 21, 页码: 12939-12953
Authors:  Shao, Yaping;  Zhang, J(张洁);  Ishizuka, Masahide;  Mikami, Masao;  Leys, John;  Huang, N(黄宁)
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The role of turbulent coherent structure in sand-dust emissions in a sanddust storm of the middle China-Mongolia regime 期刊论文
Acta Geophysica Sinica, 2020, 卷号: 63, 期号: 11, 页码: 3967-3980
Authors:  Zhao, Jianhua;  Long, Xiao;  Zhang, Feng;  Yang, Yonglong;  Liu, Shixiang;  Liang, Yun
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Air  Dust  Particle size  Sand  Shear flow  Storms  Coherent structure  Eddy covariance systems  Ejection process  High frequency HF  Short durations  Threshold winds  Turbulent coherent structures  Velocity shear