搜索结果: 1-15 共查到“理学 SCIAMACHY”相关记录59条 . 查询时间(0.187 秒)
搭载于ENVISAT卫星上的SCIAMACHY是目前唯一采用近红外波段观测大气温室气体(CO2,CH4,CO)的高光谱传感器.与其它热红外卫星传感器如AIRS、MOPITT、IASI等相比,SCIAMACHY用于CO探测的近红外波段对与人类活动密切相关的底层大气具有更高的敏感性.但无论从光谱角度(该波段CO吸收强度较弱,且存在很强的CH4和H2O重叠吸收),还是从SCIAMACHY仪器问题的角度(...
Global estimates of CO sources with high resolution by adjoint inversion of multiple satellite datasets（MOPITT, AIRS, SCIAMACHY, TES）
CO sources MOPITT AIRS SCIAMACHY TES
2010/2/1
We combine CO column measurements from the MOPITT, AIRS, SCIAMACHY, and TES satellite instruments in a full-year (May 2004–April 2005) global inversion of CO sources at 4°×5° spatial resolution and mo...
UV Aerosol Indices from SCIAMACHY: introducing the SCattering Index (SCI)
UV Aerosol Indices SCIAMACHY SCattering Index SCI
2009/12/31
The Absorbing Aerosol Index (AAI) is a useful tool for detecting aerosols that absorb UV radiation – especially in cases where other aerosol retrievals fail, such as over bright surfaces (e.g. desert)...
Water vapour total columns from SCIAMACHY spectra in the 2.36 μm window
Water vapour total columns SCIAMACHY spectra 2.36 μm window
2010/2/8
The potential of the shortwave infrared channel of the atmospheric spectrometer SCIAMACHY on Envisat to provide accurate measurements of total atmospheric water vapour columns is explored. It is shown...
Comparison of NLC particle sizes derived from SCIAMACHY/Envisat observations with ground-based LIDAR measurements at ALOMAR (69°N)
NLC particle sizes SCIAMACHY/Envisat observations ground-based LIDAR measurements
2010/2/8
SCIAMACHY, the Scanning Imaging Absorption spectroMeter for Atmospheric CHartographY has provided measurements of limb-scattered solar radiation in the 220 nm to 2380 nm wavelength range since summer ...
Multi-year comparison of stratospheric BrO vertical profiles retrieved from SCIAMACHY limb and ground-based UV-visible measurements
Multi-year comparison stratospheric BrO vertical profiles SCIAMACHY limb UV-visible measurements
2010/2/8
Vertical profiles of stratospheric bromine monoxide (BrO) retrieved daily from ENVISAT/SCIAMACHY (ENVIronmental SATellite/SCanning Imaging Absorption spectroMeter for Atmospheric CHartographY) limb sc...
Validation of urban NO2 concentrations and their diurnal and seasonal variations observed from the SCIAMACHY and OMI sensors using in situ surface measurements in Israeli cities
urban NO2 concentrations SCIAMACHY OMI sensors
2009/6/16
We compare a full-year (2006) record of surface air NO2 concentrations measured in Israeli cities to coinciding retrievals of tropospheric NO2 columns from satellite sensors (SCIAMACHY aboard ENVISAT ...
SCIAMACHY CO over land and oceans: 2003–2007 interannual variability
SCIAMACHY CO land oceans
2009/6/16
We present a new method to obtain accurate SCIAMACHY CO columns over clouded ocean scenes. Based on an improved version of the Iterative Maximum Likelihood Method (IMLM) retrieval algorithm, we now ha...
Global emissions of non-methane hydrocarbons deduced from SCIAMACHY formaldehyde columns through 2003–2006
Global emissions non-methane hydrocarbons SCIAMACHY formaldehyde columns
2009/6/16
Formaldehyde columns retrieved from the Scanning Imaging Absorption Spectrometer for Atmospheric Chartography/Chemistry (SCIAMACHY) instrument onboard ENVISAT satellite through 2003 to 2006 are used a...
Quantitative observation of cyanobacteria and diatoms from space using PhytoDOAS on SCIAMACHY data
Quantitative observation cyanobacteria diatoms space PhytoDOAS SCIAMACHY data
2010/1/20
In this study the technique of Differential Optical Absorption Spectroscopy (DOAS) has been adapted for the retrieval of the absorption and biomass of two major phytoplankton groups (PhytoDOAS) from d...
Six years of total ozone column measurements from SCIAMACHY nadir observations
Six years total ozone column measurements SCIAMACHY nadir observations
2010/2/8
Total O3 columns have been retrieved from six years of SCIAMACHY nadir UV radiance measurements using SDOAS, an adaptation of the GDOAS algorithm previously developed at BIRA-IASB for the GOME instrum...
SCIAMACHY formaldehyde observations: constraint for isoprene emission estimates over Europe?
SCIAMACHY formaldehyde isoprene emission Europe
2009/3/13
Formaldehyde (HCHO) is an important intermediate compound in the degradation of volatile organic compounds (VOCs) in the troposphere. Sources of HCHO are largely dominated by its secondary production ...
Cloud and surface classification using SCIAMACHY polarization measurement devices
Cloud and surface classification SCIAMACHY polarization measurement devices
2009/3/13
A simple scheme has been developed to discriminate surface, sun glint and cloud properties in satellite based spectrometer data utilizing visible and near infrared information. It has been designed fo...
Global carbon monoxide as retrieved from SCIAMACHY by WFM-DOAS
Global carbon monoxide SCIAMACHY WFM-DOAS
2009/3/6
First results concerning the retrieval of tropospheric carbon monoxide (CO) from satellite solar backscatter radiance measurements in the near-infrared spectral region (~2.3µm) are presented. Th...
First retrieval of global water vapour column amounts from SCIAMACHY measurements
retrieval water vapour SCIAMACHY measurements
2009/2/20
Global water vapour column amounts have been derived for the first time from measurements of the SCanning Imaging Absorption spectroMeter for Atmospheric CHartographY (SCIAMACHY) on the European envir...