• Nenhum resultado encontrado

[PDF] Top 20 Ozone Monitoring Instrument spectral UV irradiance products: comparison with ground based measurements at an urban environment

Has 10000 "Ozone Monitoring Instrument spectral UV irradiance products: comparison with ground based measurements at an urban environment" found on our website. Below are the top 20 most common "Ozone Monitoring Instrument spectral UV irradiance products: comparison with ground based measurements at an urban environment".

Ozone Monitoring Instrument spectral UV irradiance products: comparison with ground based measurements at an urban environment

Ozone Monitoring Instrument spectral UV irradiance products: comparison with ground based measurements at an urban environment

... regions with high aerosol load. Simple parameters for public use (e.g. UV Index) can be overestimated by more than 20% if using OMI overpass data for urban areas such as ...used based in one ... See full document

27

Comparison of UV irradiances from Aura/Ozone Monitoring Instrument (OMI) with Brewer measurements at El Arenosillo (Spain) – Part 2: Analysis of site aerosol influence

Comparison of UV irradiances from Aura/Ozone Monitoring Instrument (OMI) with Brewer measurements at El Arenosillo (Spain) – Part 2: Analysis of site aerosol influence

... and with coefficients of determina- tion higher than ...for spectral wavelengths, being larger for shorter wavelengths in agreement with the work of Kazadzis et ...(UV at 305 nm), ... See full document

14

Estimating cloud optical thickness and associated surface UV irradiance from SEVIRI by implementing a semi-analytical cloud retrieval algorithm

Estimating cloud optical thickness and associated surface UV irradiance from SEVIRI by implementing a semi-analytical cloud retrieval algorithm

... TOMS UV estimate and the ground mea- surements is between ±10 ...the ground measurements under overcast con- dition as the value of the bias reached 15–17 ...TOMS UV estimate versus ... See full document

15

UV and global irradiance measurements and analysis during the Marsaxlokk (Malta) campaign

UV and global irradiance measurements and analysis during the Marsaxlokk (Malta) campaign

... A comparison of atmospheric compounds from ground measurements and satellites shows that TOC (total ozone column) data from the Ozone Monitoring Instrument OMI, TOMS and ... See full document

9

Evolution of multispectral aerosol optical properties in a biogenically-influenced urban environment during the CARES campaign

Evolution of multispectral aerosol optical properties in a biogenically-influenced urban environment during the CARES campaign

... Cross, E. S., Onasch, T. B., Ahern, A., Wrobel, W., Slowik, J., Olfert, J., Lack, D., Massoli, P., Cappa, C., Schwarz, J., Spackman, R., Fahey, D., Sedlacek, A., Trimborn, A., Jayne, J., Freedman, A., Williams, L., Ng, ... See full document

38

Dust events in Beijing, China (2004–2006): comparison of ground-based measurements with columnar integrated observations

Dust events in Beijing, China (2004–2006): comparison of ground-based measurements with columnar integrated observations

... polluted urban aerosols. In contrast to type- 1, urban aerosols (Aitken and accumulation mode particles) were not transported out sufficiently because of the relatively low wind in the first hour after the ... See full document

18

CENTIMETER COSMO-SKYMED RANGE MEASUREMENTS FOR  MONITORING GROUND DISPLACEMENTS

CENTIMETER COSMO-SKYMED RANGE MEASUREMENTS FOR MONITORING GROUND DISPLACEMENTS

... (DInSAR), based on the phase information ...imagery with high amplitude resolutions too, up to few ...determination with an accuracy at few centimetres level, the it was proven by ... See full document

6

Tracking of urban aerosols using combined lidar-based remote sensing and ground-based measurements

Tracking of urban aerosols using combined lidar-based remote sensing and ground-based measurements

... concentration at the ground level after 10:00 CET due to the decrease of traffic intensity and the increase of the south-western updraft wind speed ... See full document

24

Intercomparison of ground-based ozone and NO2 measurements during the MANTRA 2004 campaign

Intercomparison of ground-based ozone and NO2 measurements during the MANTRA 2004 campaign

... Toronto’s Ground-Based Spectrometer (UT-GBS) was assembled in 1998 and has since participated in all four MANTRA campaigns (Bassford et ...spectrometer with a cooled, two-dimensional array CCD ... See full document

11

Improvement of ozone forecast over Beijing based on ensemble Kalman filter with simultaneous adjustment of initial conditions and emissions

Improvement of ozone forecast over Beijing based on ensemble Kalman filter with simultaneous adjustment of initial conditions and emissions

... especially at Tangshan ...of ozone initial value optimization. Firstly, ozone at urban areas has a relatively short life cycle due to the rapid chemical production and destruction, ... See full document

39

Ionospheric conductances derived from satellite measurements of auroral UV and X-ray emissions, and ground-based electromagnetic data: a comparison

Ionospheric conductances derived from satellite measurements of auroral UV and X-ray emissions, and ground-based electromagnetic data: a comparison

... regions with less precipitation surrounding the STARE FOV matching the PIXIE resolu- tion also influence the X-ray data, we may underestimate the conductances using UVI/PIXIE data during such ...−20%. At ... See full document

16

Three-year ground based measurements of Aerosol Optical Depth over the Eastern Mediterranean: the urban environment of Athens

Three-year ground based measurements of Aerosol Optical Depth over the Eastern Mediterranean: the urban environment of Athens

... AOD at 500 ...afternoon, with diurnal departures in the range from −19% to 24%, (ii) the clear midday maximum in winter, and (iii) the noisy pattern in spring due to the presence of dust storm ... See full document

37

Spectral aerosol extinction (SpEx): a new instrument for in situ ambient aerosol extinction measurements across the UV/visible wavelength range

Spectral aerosol extinction (SpEx): a new instrument for in situ ambient aerosol extinction measurements across the UV/visible wavelength range

... along with the presence of het- eroatoms, ...to UV and visible ...the UV/visible range, leading to a characteristic wavelength dependence for these BrC aerosols that features strong UV ... See full document

17

Spectral Aerosol Extinction (SpEx): a new instrument for in situ ambient aerosol extinction measurements across the UV/visible wavelength range

Spectral Aerosol Extinction (SpEx): a new instrument for in situ ambient aerosol extinction measurements across the UV/visible wavelength range

... associated with biomass burning; biogenic SOA contributed only a minor ...cavities with light emitting diode sources that offer a combined spectral range of 355–420 nm (Washenfelder et ...(each ... See full document

41

Acetylene (C<sub>2</sub>H<sub>2</sub>) and hydrogen cyanide (HCN) from IASI satellite observations: global distributions, validation, and comparison with model

Acetylene (C<sub>2</sub>H<sub>2</sub>) and hydrogen cyanide (HCN) from IASI satellite observations: global distributions, validation, and comparison with model

... comparisons with IASI, the hourly output from MOZART-4 was inter- polated to the overpass time of ...space measurements and simulated columns to allow for compari- son of both data sets ... See full document

19

Measurements of UV aerosol optical depth in the French Southern Alps

Measurements of UV aerosol optical depth in the French Southern Alps

... the measurements of either GLO or DIF have been discussed by several authors (Bernhard and Seckmeyer, 1999; Hou¨et, 2003; Webb et ...as instrument noise, cosine error of the diffusor, wavelength shift non ... See full document

6

HCOOH distributions from IASI for 2008–2014: comparison with ground-based
FTIR measurements and a global chemistry-transport model

HCOOH distributions from IASI for 2008–2014: comparison with ground-based FTIR measurements and a global chemistry-transport model

... (IASI), based on conversion factors between bright- ness temperature differences and representative retrieved to- tal columns over seven regions: Northern Africa, southern Africa, Amazonia, Atlantic, Australia, ... See full document

19

Four-year long-path monitoring of ambient aerosol extinction at a central European urban site: dependence on relative humidity

Four-year long-path monitoring of ambient aerosol extinction at a central European urban site: dependence on relative humidity

... days with precipitation to ex- clude wet depositional loss or days with a distinct change of the air-mass origin during a ...all measurements with visibilities less than the optical path ... See full document

14

Emissions of nitrogen oxides from US urban areas: estimation from Ozone Monitoring Instrument retrievals for 2005–2014

Emissions of nitrogen oxides from US urban areas: estimation from Ozone Monitoring Instrument retrievals for 2005–2014

... add an asterisk to the middle year to represent the period of 3 years ...are at least 30 (up to ∼ 250) valid OMI observations covering the line density domain of each urban area for both the high- ... See full document

17

Tropospheric ozone column retrieval at northern mid-latitudes from the Ozone Monitoring Instrument by means of a neural network algorithm

Tropospheric ozone column retrieval at northern mid-latitudes from the Ozone Monitoring Instrument by means of a neural network algorithm

... only measurements from the UV channel are considered. 19 UV wavelengths are selected, in the ranges 305–307 nm and 322–325 ...same spectral intervals used for SCIAMACHY TOC re- trievals ... See full document

14

Show all 10000 documents...