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Radiation sensitivity tests of the HARMONIE 37h1 NWP model
Radiation sensitivity tests HARMONIE 37h1 NWP model
2014/12/19
When short-wave (SW) radiation fluxes modelled with a numerical weather prediction (NWP) model or climate model do not match observed SW fluxes it can be challenging to find the cause of the differenc...
On the sensitivity of 3-D thermal convection codes to numerical discretization: a model intercomparison
numerical discretization 3-D thermal convection codes
2014/12/19
Fully 3-D numerical simulations of thermal convection in a spherical shell have become a standard for studying the dynamics of pattern formation and its stability under perturbations to various parame...
SimSphere model sensitivity analysis towards establishing its use for deriving key parameters characterising land surface interactions
SimSphere model sensitivity establishing
2014/12/19
Being able to accurately estimate parameters characterising land surface interactions is currently a key scientific priority due to their central role in the Earth’s global
energy and water cyc...
CycloTRACK (v1.0) – tracking winter extratropical cyclones based on relative vorticity: sensitivity to data filtering and other relevant parameters
winter extratropical cyclones relative vorticity sensitivity to data filtering other relevant parameters
2014/12/19
In this study we present a new cyclone identification and tracking algorithm, cycloTRACK. The algorithm describes an iterative process. At each time step it identifies all potential cyclone centers, d...
Assessing the CAM5 physics suite in the WRF-Chem model: implementation, resolution sensitivity, and a first evaluation for a regional case study
CAM5 physics suite WRF-Chem model
2014/12/18
A suite of physical parameterizations (deep and
shallow convection, turbulent boundary layer, aerosols, cloud
microphysics, and cloud fraction) from the global climate
model Community Atmosphere Mo...
Sensitivity analysis and calibration of a soil carbon model (SoilGen2) in two contrasting loess forest soils
Sensitivity analysis calibration soil carbon model two contrasting loess forest soils
2014/12/17
To accurately estimate past terrestrial carbon pools is the key to understanding the global carbon cycle and its relationship with the climate system. SoilGen2 is a useful tool to obtain aspects of so...
A method to represent ozone response to large changes in precursor emissions using high-order sensitivity analysis in photochemical models
represent ozone response precursor emissions high-order sensitivity analysis photochemical models
2014/12/12
Photochemical grid models (PGMs) are used to simulate tropospheric ozone and quantify its response to emission changes. PGMs are often applied for annual simulations to provide both maximum concentrat...
An optimally tuned ensemble of the "eb_go_gs" configuration of GENIE: parameter sensitivity and bifurcations in the Atlantic overturning circulation
optimally tuned ensemble eb_go_gs configuration of GENIE parameter sensitivity and bifurcations Atlantic overturning circulation
2014/12/12
The key physical parameters for the "eb_go_gs" configuration of version 2.7.4 of GENIE, an Earth system model of intermediate complexity (EMIC), are tuned using a multi-objective genetic algorithm. An...
Development of the high-order decoupled direct method in three dimensions for particulate matter: enabling advanced sensitivity analysis in air quality models
the high-order decoupled direct method three dimensions for particulate matter sensitivity analysis air quality models
2014/12/11
The high-order decoupled direct method in three dimensions for particulate matter (HDDM-3D/PM) has been implemented in the Community Multiscale Air Quality (CMAQ) model to enable advanced sensitivity ...
A new coupled ice sheet/climate model: description and sensitivity to model physics under Eemian, Last Glacial Maximum, late Holocene and modern climate conditions
A new coupled ice sheet climate model description and sensitivity to model physics Eemian Last Glacial Maximum late Holocene modern climate conditions
2014/12/9
The need to better understand long-term climate/ice sheet feedback loops is motivating efforts to couple ice sheet models into Earth System models which are capable of long-timescale simulations. In t...
Volcanic Ash and SO2 retrievals using synthetic MODIS TIR data:comparison between inversion procedures and sensitivity analysis
Volcanic Ash SO2 retrievals synthetic MODIS TIR data
2015/8/18
In this work the volcanic ash and SO2 retrievals obtained by applying three different procedures (LUT - Look Up Table, NN - Neural Network and VPR - Volcanic Plume Removal) on MODIS Thermal InfraRed (...
Feedback and Optimal Sensitivity: Model Reference Transformations, Multiplicative Seminorms, and Approximate Inverses
Feedback and Optimal Sensitivity Model Reference Transformations Multiplicative Seminorms Approximate Inverses
2014/8/13
In this paper, the problem of sensitivity reduction by feed-back is formulated as an optimization problem and separated from the problem of stabilization. Stable feedback schemes obtainable from a giv...
Feedback and Optimal Sensitivity: Model Reference Transformations, Multiplicative Seminorms, and Approximate Inverses
Feedback and Optimal Sensitivity Model Reference Transformations Multiplicative Seminorms Approximate Inverses
2014/7/2
In this paper, the problem of sensitivity reduction by feedback is formulated as an optimization problem and separated from the problem of stabilization. Stable feedback schemes obtainable from ag ive...
A numerical study of the windstorm Klaus: sensitivity to sea surface temperature
Cyclone Windstorm
2015/8/18
This article investigates the role of sea surface temperature (SST) as well as the effects of evaporation and moisture convergence on the evolution of cyclone Klaus, which occurred on January 23 and 2...
Pb isotope analyses of silicate rocks and minerals with Faraday detectors using enhanced-sensitivity laser ablation-multiple collector-inductively coupled plasma mass spectrometry
laser ablation Pb isotopes MC-ICP-MS glass melt inclusion plagioclase clinopyroxene
2017/4/11
We present analytical protocols and the analytical performance of Pb isotope analysis of silicate minerals and rocks at
the Pb = 0.02–15 ppm level using excimer laser ablation (LA) coupled with an en...