搜索结果: 1-12 共查到“大气科学 extinction”相关记录12条 . 查询时间(0.054 秒)
A sensitivity study on the effects of particle chemistry, asphericity and size on the mass extinction efficiency of mineral dust in the earth's atmosphere: from the near to thermal IR
particle chemistry asphericity size mineral dust the earth's atmosphere thermal IR
2011/2/25
To determine a plausible range of mass extinction efficiencies (MEE) of terrestrial atmospheric dust from the near to thermal IR, sensitivity analyses are performed over an extended range of dust micr...
Optical extinction by upper tropospheric/stratospheric aerosols and clouds: GOMOS observations for the period 2002–2008
upper tropospheric/stratospheric aerosols and clouds GOMOS observations the period 2002–2008
2010/9/1
Although the retrieval of aerosol extinction coefficients from satellite remote measurements is notoriously difficult (in comparison with gaseous species) due to the lack of typical spectral signature...
Size distributions of elemental carbon and its contribution to light extinction in urban and rural locations in the pearl river delta region, China
elemental carbon extinction urban and rural locations the pearl river delta region
2010/8/13
Elemental carbon (EC) in size-segregated aerosol samples were determined at five urban, one suburban, and one rural locations in the Pearl River Delta region in South China during 2006–2008 period. Th...
On retrieval of lidar extinction profiles using Two-Stream and Raman techniques
lidar extinction profiles Two-Stream Raman techniques
2010/8/12
The Two-Stream technique employs simultaneous measurements performed by two elastic backscatter lidars pointing at each other to sample into the same atmosphere. It allows for a direct retrieval of th...
An evaluation of the SAGE III version 4 aerosol extinction coefficient and water vapor data products
SAGE III version 4 aerosol extinction coefficient water vapor data products
2010/3/5
Herein, we provide an assessment of the data quality of Stratospheric Aerosol and Gas Experiment (SAGE III) Version 4 aerosol extinction coefficient and water vapor data products. The evaluation is ba...
Three years of routine Raman lidar measurements of tropospheric aerosols: Backscattering, extinction, and residual layer height
routine Raman lidar measurements tropospheric aerosols Backscattering extinction residual layer height
2009/3/12
We have performed a three-year series of routine lidar measurements at preselected times. The measurements were performed between 1 December 1997, and 30 November 2000, at Kühlungsborn, Germany (54°07...
A 2003 stratospheric aerosol extinction and PSC climatology from GOMOS measurements on Envisat
stratospheric aerosol extinction PSC climatology GOMOS Envisat
2009/2/17
Stratospheric aerosols play an important role in a number of atmospheric issues such as midlatitude ozone depletion, atmospheric dynamics and the Earth radiative budget. Polar stratospheric clouds on ...
Probing ice clouds by broadband mid-infrared extinction spectroscopy: case studies from ice nucleation experiments in the AIDA aerosol and cloud chamber
Probing ice clouds broadband mid-infrared extinction spectroscopy ice nucleation experiments AIDA aerosol cloud chamber
2009/1/16
Series of infrared extinction spectra of ice crystals were recorded in the 6000–800 cm−1 wavenumber regime during expansion cooling experiments in the large aerosol and cloud chamber AIDA of For...
SAGE III aerosol extinction validation in the Arctic winter: comparisons with SAGE II and POAM III
aerosol extinction Arctic winter SAGE II POAM III
2008/12/3
The use of SAGE III multiwavelength aerosol extinction coefficient measurements to infer PSC type is contingent on the robustness of both the extinction magnitude and its spectral variation. Past vali...
Extinction coefficients retrieved in deep tropical ice clouds from lidar observations using a CALIPSO-like algorithm compared to in-situ measurements from the cloud integrating nephelometer during CRYSTAL-FACE
Extinction coefficient tropical ice clouds lidar cloud integrating nephelometer CRYSTAL-FACE
2008/12/3
This paper presents a comparison of lidar ratios and volume extinction coefficients in tropical ice clouds, retrieved using observations from two instruments: the 532-nm Cloud Physics Lidar (CPL), and...
Aerosol extinction profiles at 525 nm and 1020 nm derived from ACE imager data: comparisons with GOMOS, SAGE II, SAGE III, POAM III, and OSIRIS
ACE GOMOS SAGE II SAGE III POAM III OSIRIS
2008/11/4
The Canadian ACE (Atmospheric Chemistry Experiment) mission is dedicated to the retrieval of a large number of atmospheric trace gas species using the solar occultation technique in the infrared and U...
Extinction efficiencies of coated absorbing aerosols measured by cavity ring down aerosol spectrometry
coated absorbing aerosols cavity ring aerosol spectrometry
2008/11/3
In this study, we measure the extinction efficiency at 532 nm of absorbing aerosol particles coated with a non-absorbing solid and liquid organic shell with coating thickness varying between 5 and 100...