搜索结果: 1-15 共查到“大气物理学 TRACER”相关记录15条 . 查询时间(0.199 秒)
Scaling laws of passive tracer dispersion in the turbulent surface layer
Scaling laws passive tracer dispersion the turbulent surface layer
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2011/8/18
Abstract: Experimental results for passive tracer dispersion in the turbulent surface layer under stable conditions are presented. In this case, the dispersion of tracer particles is determined by the...
Transport timescales and tracer properties in the extratropical UTLS
Transport timescales tracer properties the extratropical UTLS
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2010/9/1
A comprehensive evaluation of seasonal backward trajectories initialized in the northern hemisphere lowermost stratosphere (LMS) has been performed to investigate the factors that determine the tempor...
The Coupled Aerosol and Tracer Transport model to the Brazilian developments on the Regional Atmospheric Modeling System (CATT-BRAMS) – Part 2: Model sensitivity to the biomass burning inventories
the biomass burning inventories the Brazilian developments the Regional Atmospheric Modeling System
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2010/8/13
We describe an estimation technique for biomass burning emissions in South America based on a combination of remote-sensing fire products and field observations, the Brazilian Biomass Burning Emission...
Tracer measurements in the tropical tropopause layer during the AMMA/SCOUT-O3 aircraft campaign
Tracer measurements the tropical tropopause layer the AMMA/SCOUT-O3 aircraft campaign
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2010/8/12
We present airborne in situ measurements made during the AMMA (African Monsoon Multidisciplinary Analysis)/SCOUT-O3 campaign between 31 July and 17 August 2006 on board the M55 Geophysica aircraft, ba...
Sensitivity of tracer transport to model resolution, prescribed meteorology and tracer lifetime in the general circulation model ECHAM5
model resolution prescribed meteorology tracer lifetime the general circulation model ECHAM5
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2010/8/12
Atmospheric transport of traces gases and aerosols plays an important role in the distribution of air pollutants and radiatively active compounds. For model simulations of chemistry-climate interactio...
Regional modelling of tracer transport by tropical convection – Part 1: Sensitivity to convection parameterization
tracer transport tropical convection convection parameterization
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2009/9/27
The general objective of this series of papers is to evaluate long duration limited area simulations with idealised tracers as a tool to assess tracer transport in chemistry-transport models (CTMs). I...
The Coupled Aerosol and Tracer Transport model to the Brazilian developments on the Regional Atmospheric Modeling System（CATT-BRAMS）– Part 1: Model description and evaluation
Coupled Aerosol and Tracer Transport model Brazilian developments Regional Atmospheric Modeling System CATT-BRAMS
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2009/5/6
We introduce the Coupled Aerosol and Tracer Transport model to the Brazilian developments on the Regional Atmospheric Modeling System (CATT-BRAMS). CATT-BRAMS is an on-line transport model fully consi...
Uptake of HNO3 to deliquescent sea-salt particles: a study using the short-lived radioactive isotope tracer 13N
HNO3 deliquescent sea-salt particles short-lived radioactive isotope tracer 13N
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2009/3/12
The uptake of HNO3 to deliquescent airborne sea-salt particles (RH = 55%, P = 760 torr, T = 300 K) at concentrations from 2 to 575 ppbv is measured in an aerosol flow tube using 13N as a tracer. Small...
Refinements in the use of equivalent latitude for assimilating sporadic inhomogeneous stratospheric tracer observations，2：Precise altitude-resolved information about transport of Pinatubo aerosol to very high latitude
quivalent latitude sporadic inhomogeneous stratospheric tracer altitude-resolved Pinatubo aerosol
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2009/3/5
From high latitude lidar observations, quite precise information is extracted about the temporal evolution and vertical distribution of volcanic aerosol in the high latitude lower stratosphere followi...
Emergence of a tracer source from air concentration measurements, a new strategy for linear assimilation
air concentration measurements linear assimilation
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2009/1/23
The measurement of atmospheric concentrations by a monitoring network is a promising tool for the identification of the widespread sources of trace species. The paper addresses the case of the species...
Evaluation of MIPAS ozone fields assimilated using a new algorithm constrained by isentropic tracer advection
MIPAS ozone fields algorithm isentropic tracer advection
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2009/1/7
A new data assimilation algorithm, using the isentropic advection equation, is applied to MIPAS and SBUV measurements of stratospheric ozone. The system is solved separately on each isentropic level,...
Behaviour of tracer diffusion in simple atmospheric boundary layer models
tracer diffusion atmospheric boundary layer models
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2008/12/22
1-D profiles and time series from an idealised atmospheric boundary layer model are presented, which show agreement with boundary layer measurements of polar NOx. Diffusion models are increasingly bei...
The CO2 tracer clock for the Tropical Tropopause Layer
CO2 tracer clock Tropical Tropopause Layer
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2008/12/15
Observations of CO2 were made in the upper troposphere and lower stratosphere in the deep tropics in order to determine the patterns of large-scale vertical transport and age of air in the Tropical T...
On interpreting studies of tracer transport by deep cumulus convection and its effects on atmospheric chemistry
tracer transport deep cumulus convection atmospheric chemistry
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2008/11/24
Global chemistry-transport models (CTMs) and chemistry-GCMs (CGCMs) generally simulate vertical tracer transport by deep convection separately from the advective transport by the mean winds, even thou...
Technical Note: Coupling of chemical processes with the Modular Earth Submodel System (MESSy) submodel TRACER
chemical processes Modular Earth Submodel System TRACER
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2008/11/3
The implementation of processes related to chemistry into Earth System Models and their coupling within such systems requires the consistent description of the chemical species involved. We provide a ...