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Spatiotemporal characteristics of urban air quality in China and geographic detection of their determinants
Air Quality Index (AQI) spatiotemporal characteristics geographic detector China
2018/4/9
Ambient air pollution brought by the rapid economic development and industrial production in China has exerted a significant influence on socio-economic activities and public health, especially in the...
Forecasting of ionospheric characteristics during quiet and disturbed conditions
Forecasting procedure quiet and disturbed conditions
2015/9/25
An autocovariance forecasting procedure for single location ionospheric characteristics is presented. Its accuracy is illustrated as a function of the amount of time extrapolation for selected Europea...
Characteristics and Sources of Carbonaceous, Ionic, and Isotopic Species of Wintertime Atmospheric Aerosols in Kathmandu Valley, Nepal
Carbonaceous aerosols Kathmandu Ionic aerosols Isotope ratios
2016/3/29
To investigate the air pollution from aerosols in Kathmandu during winter, bulk aerosol samples were collected during
winter 2007–2008 to characterize carbonaceous and ionic species and carbon and ni...
The global characteristics of the three-dimensional thermal convection inside a spherical shell
global characteristics three-dimensional thermal convection spherical shell
2009/11/13
The Rayleigh number-Nusselt number, and the Rayleigh number-thermal boundary layer thickness relationships are determined for the three-dimensional convection in a spherical shell of constant physical...
Characteristics of electrostatic solitary waves observed in the plasma sheet boundary:Statistical analyses
electrostatic solitary waves plasma sheet boundary Statistical analyses
2009/11/13
We present the characteristics of the Electrostatic Solitary Waves (ESW) observed by the Geotail spacecraft in the plasma sheet boundary layer based on the statistical analyses. We also discuss the re...
Nonlinear analysis of magnetospheric data Part II. Dynamical characteristics of the AE index time series and comparison with nonlinear surrogate data
Nonlinear analysis magnetospheric data Dynamical characteristics AE index time series
2009/11/13
In this study we have used dynamical characteristies such as Lyapunov exponents, nonlinear dynamic models and mutual information for the nonlinear analysis of the magnetospheric AE index time series. ...
Nonlinear analysis of magnetospheric data Part I. Geometric characteristics of the AE index time series and comparison with nonlinear surrogate data
Nonlinear analysis magnetospheric data Geometric characteristics AE index time series
2009/11/13
A long AE index time series is used as a crucial magnetospheric quantity in order to study the underlying dynainics. For this purpose we utilize methods of nonlinear and chaotic analysis of time serie...
Neural-network-based prediction techniques for single station modeling and regional mapping of the foF2 and M(3000)F2 ionospheric characteristics
Neural-network-based prediction techniques single station modeling regional mapping ionospheric characteristics
2009/11/12
In this work, Neural-Network-based single-station hourly daily foF2 and M(3000)F2 modelling of 15 European ionospheric stations is investigated. The data used are neural networks and hourly daily valu...
Methods to describe barotropic vortices by global fields and vortex characteristics
barotropic vortices global fields vortex characteristics
2009/11/12
Results from an experimental study of vortices in a rotating shear layer are presented. The data are in the form of maps of the instantaneous horizontal velocity field obtained by a particle tracking ...
Scaling and singularity characteristics of solar wind and magnetospheric fluctuations
Scaling and singularity characteristics solar wind magnetospheric fluctuations
2009/11/12
Preliminary results are presented which suggest that scaling and singularity characteristics of solar wind and ground-based magnetic fluctuations appear to be a significant component in the solar wind...
Characteristics of quasi-static potential structures observed in the auroral return current region by Cluster
quasi-static potential structures auroral return current region Cluster
2009/11/11
Temporal and spatial characteristics of intense quasi-static electric fields and associated electric potential structures in the return current region are discussed using Cluster observations at geoce...
Marine Meteorological Conditions and Air-Sea Exchange Characteristics During the »Øresund» Experiment
Marine Meteorological Conditions Air-Sea Exchange Characteristics During the Ø resund Experiment
2009/6/15
Marine Meteorological Conditions and Air-Sea Exchange Characteristics During the »Øresund» Experiment.