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Facial recognition technique could improve hail forecasts（图）
Facial recognition technique improve hail forecasts
2019/10/21
The same artificial intelligence technique used in facial recognition systems could help improve prediction of hailstorms and their severity, according to a new study by scientists at the National Cen...
Technique could help climate models sweat the small stuff
Technique climate models sweat the small stuff
2016/6/12
A team of physicists and mathematicians has come up with a statistical technique that puts the fine details back into computer simulations of large-scale phenomena like air circulation in the atmosphe...
Characterisation of individual aerosol particles collected during a haze episode in Incheon, Korea using the quantitative ED-EPMA technique
individual aerosol particles a haze episode Incheon Korea the quantitative ED-EPMA technique
2011/2/25
A quantitative energy-dispersive electron probe X-ray microanalysis (ED-EPMA), called low-Z particle EPMA, was used to analyse individual aerosol particles collected in Incheon, Korea on 13–18 October...
A novel downscaling technique for the linkage of global and regional air quality modeling
novel downscaling technique global and regional air quality modeling
2009/12/31
Recently, downscaling global atmospheric model outputs (GCTM) for the USEPA Community Multiscale Air Quality (CMAQ) Initial (IC) and Boundary Conditions (BC) have become practical because of the rapid...
Application of the LEPS technique for Quantitative Precipitation Forecasting (QPF) in Southern Italy:a preliminary study
LEPS technique Quantitative Precipitation Forecasting Southern Italy preliminary study
2009/11/9
This paper reports preliminary results for a Limited area model Ensemble Prediction System (LEPS), based on RAMS (Regional Atmospheric Modelling System), for eight case studies of moderate-intense pre...
Limb scatter ozone retrieval from 10 to 60 km using a multiplicative algebraic reconstruction technique
Limb scatter ozone multiplicative algebraic reconstruction technique
2009/9/14
The OSIRIS instrument onboard the Odin spacecraft routinely measures vertical profiles of spectrally dispersed, limb scattered sunlight from the upper troposphere into the lower mesosphere. These meas...
Leaf level emission measurement of sesquiterpenes and oxygenated sesquiterpenes from desert shrubs and temperate forest trees using a liquid extraction technique
erosol formation biosphere atmosphere interaction biogenic emission
2017/8/9
Biogenic emission of sesquiterpene (SQT) and oxygenated SQT (OSQT) were measured from the dominant vegetation in a desert shrubland and urban area (Las Vegas, Nevada, U.S.A.), and at temperate forest ...
Study of the heterogeneous reaction of O3 with CH3SCH3 using the wetted-wall flowtube technique
O3 CH3SCH3 wetted-wall flowtube technique
2009/3/11
This work presents the heterogeneous kinetics of the reaction of CH3SCH3 (dimethyl sulphide, DMS) with O3 (ozone) in aqueous solutions of different ionic strengths (0, 0.1 and 1.0M NaCl) using the wet...
Global distribution of tropospheric ozone from satellite measurements using the empirically corrected tropospheric ozone residual technique：Identification of the regional aspects of air pollution
tropospheric ozone empirically corrected tropospheric ozone air pollution
2009/3/11
Using coincident observations of total ozone from the Total Ozone Mapping Spectrometer (TOMS) and stratospheric ozone profiles from the Solar Backscattered Ultraviolet (SBUV) instruments, detailed map...
Application of the Spectral Structure Parameterization technique: retrieval of total water vapor columns from GOME
Spectral Structure Parameterization technique total water vapor columns GOME
2009/3/10
We use a recently proposed spectral sampling technique for measurements of atmospheric transmissions called the Spectral Structure Parameterization (SSP) in order to retrieve total water vapor columns...
Retrieval of nitrogen dioxide stratospheric profiles from ground-based zenith-sky UV-visible observations: validation of the technique through correlative comparisons
nitrogen dioxide zenith-sky UV-visible
2009/3/9
A retrieval algorithm based on the Optimal Estimation Method (OEM) has been developed in order to provide vertical distributions of NO2 in the stratosphere from ground-based (GB) zenith-sky UV-visibl...
A review of the Match technique as applied to AASE-2/EASOE and SOLVE/THESEO 2000
Match technique AASE-2/EASOE SOLVE/THESEO 2000
2009/2/17
We apply the NASA Goddard Trajectory Model to data from a series of ozonesondes to derive ozone loss rates in the lower stratosphere for the AASE-2/EASOE mission (January-March 1992) and for the SOLVE...
A chemical probe technique for the determination of reactive halogen species in aqueous solution: Part 2 – chloride solutions and mixed bromide/chloride solutions
chemical probe technique reactive halogen species aqueous solution chloride solutions
2009/1/12
Although reactive halogen species (X*=X•, •X2-, X2 and HOX, where X=Br, Cl, or I) are important environmental oxidants, relatively little is known about their kinetics in condensed phases ...
A chemical probe technique for the determination of reactive halogen species in aqueous solution: Part 1 – bromide solutions
chemical probe technique reactive halogen species bromide solutions
2009/1/12
Reactive halogen species (X*=X•, •X2-, X2 and HOX, where X=Br, Cl, or I) in seawater, sea-salt particles, and snowpacks play important roles in the chemistry of the marine boundary layer. ...
SO2 Retrieval from SCIAMACHY using the Weighting Function DOAS (WFDOAS) technique: comparison with Standard DOAS retrieval
SO2 SCIAMACHY Weighting Function DOAS (WFDOAS) Standard DOAS
2008/11/24
Atmospheric SO2 can be measured by remote sensing of scattered sunlight from space, using its unique absorption features in the ultraviolet region. However, the sensitivity of the SO2 measurement depe...