CCPortal

浏览/检索结果: 共10条,第1-10条 帮助

已选(0)清除 条数/页:   排序方式:
Plutonium isotopes in the northwestern South China Sea: Level, distribution, source and deposition 期刊论文
ENVIRONMENTAL POLLUTION, 2022, 卷号: 298
作者:  Zhang, Mengting;  Qiao, Jixin;  Zhang, Weichao;  Zhu, Liuchao;  Hou, Xiaolin
收藏  |  浏览/下载:43/0  |  提交时间:2022/04/28
PU ISOTOPES  VERTICAL DISTRIBUTIONS  ENVIRONMENTAL-SAMPLES  ACCUMULATION RATES  FALLOUT PLUTONIUM  LOESS PLATEAU  NUCLEAR TEST  SEDIMENTS  RADIONUCLIDES  TRANSPORT  
Level, distribution and sources of plutonium in the northeast and north China 期刊论文
ENVIRONMENTAL POLLUTION, 2021, 卷号: 289
作者:  Zhang, Weichao;  Hou, Xiaolin;  Zhang, Haitao;  Wang, Yanyun;  Dang, Haijun;  Xing, Shan;  Chen, Ning
收藏  |  浏览/下载:32/0  |  提交时间:2022/04/28
LOESS PLATEAU  PU ISOTOPES  VERTICAL DISTRIBUTIONS  SOIL-EROSION  SEDIMENTS  CHERNOBYL  PU-240  CS-137  RADIONUCLIDES  PU-240/PU-239  
Sediment transport characteristics above a gobi surface in northwestern China, and implications for aeolian environments 期刊论文
AEOLIAN RESEARCH, 2021, 卷号: 53
作者:  Zhang, Zhengcai;  Han, Lanying;  Pan, Kaijia
收藏  |  浏览/下载:27/0  |  提交时间:2022/04/28
MASS FLUX DISTRIBUTIONS  DUST EMISSIONS  VERTICAL-DISTRIBUTION  SAND TRANSPORT  WIND EROSION  MINERAL DUST  GRAVEL  BED  PROFILE  GRAINS  
Open channel flow within and above a layered vegetation: Experiments and first-order closure modeling 期刊论文
, 2020, 卷号: 137
作者:  Rahimi H.R.;  Tang X.;  Singh P.;  Li M.;  Alaghmand S.
收藏  |  浏览/下载:38/0  |  提交时间:2020/07/28
Analytical models  Circular cylinders  Mean square error  Vegetation  Velocity  Wetlands  Emergent vegetation  Experimental conditions  Root mean square errors  Submerged vegetation  Turbulent eddy viscosities  Two-layer  Velocity profiles  Vertical distributions  Open channel flow  flow modeling  flume experiment  open channel flow  Reynolds number  submerged vegetation  velocity profile  vertical distribution  
A comparative assessment of the vertical distribution of forest components using full-waveform airborne, discrete airborne and discrete terrestrial laser scanning data 期刊论文
, 2020, 卷号: 473
作者:  Crespo-Peremarch P.;  Fournier R.A.;  Nguyen V.-T.;  van Lier O.R.;  Ruiz L.Á.
收藏  |  浏览/下载:35/0  |  提交时间:2020/07/28
Electromagnetic wave backscattering  Forestry  Laser applications  Object detection  Scanning  Vegetation  Airborne Laser scanning  Backscattered signal  Comparative assessment  Mediterranean forest  Terrestrial laser scanning  Understory vegetation  Vertical distributions  Vertical profile  Surveying instruments  airborne survey  assessment method  boreal forest  comparative study  coniferous tree  laser method  lidar  satellite data  understory  vegetation type  vertical distribution  Data  Density  Distribution  Forestry  Plants  Reduction  Scanning  Mediterranean Region  Coniferophyta  
Atmospheric heating rate due to black carbon aerosols: Uncertainties and impact factors 期刊论文
, 2020, 卷号: 240
作者:  Lu Q.;  Liu C.;  Zhao D.;  Zeng C.;  Li J.;  Lu C.;  Wang J.;  Zhu B.
收藏  |  浏览/下载:25/0  |  提交时间:2020/07/28
Aerosols  Aircraft accidents  Atmospheric radiation  Boundary layer flow  Boundary layers  Carbon  Fog  Heating rate  Incident solar radiation  Mixing  Optical properties  Optical radar  Size distribution  Aerosol robotic networks  Atmospheric heating rate  Black carbon  Empirical approximations  Light absorbing aerosols  Planetary boundary layers  Radiative forcings  Vertical distributions  Heating  aerosol property  black carbon  heating  radiative forcing  radiative transfer  size distribution  vertical distribution  
What is good for birds is not always good for lichens: Interactions between forest structure and species richness in managed boreal forests 期刊论文
, 2020, 卷号: 473
作者:  Klein J.;  Thor G.;  Low M.;  Sjögren J.;  Lindberg E.;  Eggers S.
收藏  |  浏览/下载:29/0  |  提交时间:2020/07/28
Biodiversity  Birds  Fungi  Housing  Remote sensing  Timber  Vegetation  Epiphytic lichens  Forestry planning  Natural disturbance  Remote sensing tools  Species richness  Structural elements  Vegetation density  Vertical distributions  Forestry  avifauna  biodiversity  deforestation  epiphyte  forest management  lichen  lidar  remote sensing  species richness  stand structure  thinning  vertical distribution  Biodiversity  Birds  Forestry  Fungi  Plants  Remote Sensing  Aves  
Long-term dynamics of loblolly pine crown structure and aboveground net primary production as affected by site quality, planting density and cultural intensity 期刊论文
, 2020, 卷号: 472
作者:  Zhao D.;  Bullock B.P.;  Montes C.R.;  Wang M.;  Westfall J.;  Coulston J.W.
收藏  |  浏览/下载:29/0  |  提交时间:2020/07/28
Biomass  Ecology  Efficiency  Logistic regression  Biomass allocation  Cultural intensities  Cultural treatment  Growth efficiency  Linear mixed-effects model  Long term dynamics  Net primary production  Vertical distributions  Forestry  biomass  canopy architecture  coniferous tree  growth  long-term change  net primary production  silviculture  tree  Biomass  Ecology  Efficiency  Forestry  Growth  Production  Site Index  Stand Density  Pinus taeda  
Analysis of aerosol optical properties in a Lanzhou suburb of China 期刊论文
, 2020, 卷号: 246
作者:  Gao X.;  Cao X.;  Wang J.;  Guo Q.;  Du T.;  Zhang L.
收藏  |  浏览/下载:42/0  |  提交时间:2020/07/28
Aerosols  Atmospheric movements  Carbon  Depolarization  Dust  Fog  Optical properties  Optical radar  Spheres  Springs (components)  Aerosol optical depths  Aerosol optical property  Depolarization ratio  Extinction coefficients  Long-distance transport  Multiscale algorithms  Spatial and temporal distribution  Vertical distributions  Air pollution  aerosol  algorithm  concentration (composition)  numerical model  optical depth  optical property  seasonal variation  spatiotemporal analysis  suburban area  China  Gansu  Lanzhou  
Impact of the Hierarchical Ensemble Filter Covariance Localization Method on EnKF Radar Data Assimilation: Observing system simulation experiments 期刊论文
, 2020, 卷号: 245
作者:  Gao S.;  Yu H.;  Min J.;  Liu L.;  Ren C.
收藏  |  浏览/下载:36/0  |  提交时间:2020/07/28
Errors  Forecasting  Radar  Storms  Adaptive localizations  Ensemble Kalman Filter  Hierarchical ensemble  Localization method  Observing system simulation experiments  Radar data assimilation  Thermal distributions  Vertical vorticity  Kalman filters  covariance analysis  data assimilation  ensemble forecasting  error analysis  experiment  Kalman filter  radar  thunderstorm