Comparison of commonly-used microwave radiative transfer models for snow remote sensing

A Royer, A Roy, B Montpetit… - Remote sensing of …, 2017 - Elsevier
This paper reviews four commonly-used microwave radiative transfer models that take
different electromagnetic approaches to simulate snow brightness temperature (TB): the …

Density, specific surface area, and correlation length of snow measured by high‐resolution penetrometry

M Proksch, H Löwe… - Journal of Geophysical …, 2015 - Wiley Online Library
Precise measurements of snow structural parameters are crucial to understand the formation
of snowpacks by deposition and metamorphism and to characterize the stratigraphy for …

SMRT: An active–passive microwave radiative transfer model for snow with multiple microstructure and scattering formulations (v1. 0)

G Picard, M Sandells, H Löwe - Geoscientific Model …, 2018 - gmd.copernicus.org
The Snow Microwave Radiative Transfer (SMRT) thermal emission and backscatter model
was developed to determine uncertainties in forward modeling through intercomparison of …

3-D image-based numerical computations of snow permeability: links to specific surface area, density, and microstructural anisotropy

N Calonne, C Geindreau, F Flin, S Morin… - The …, 2012 - tc.copernicus.org
We used three-dimensional (3-D) images of snow microstructure to carry out numerical
estimations of the full tensor of the intrinsic permeability of snow (K). This study was …

Thermal conductivity of snow, firn, and porous ice from 3‐D image‐based computations

N Calonne, L Milliancourt, A Burr… - Geophysical …, 2019 - Wiley Online Library
Estimating thermal conductivity of snow, firn, and porous ice is key for modeling the thermal
regime of alpine and polar glaciers. Whereas thermal conductivity of snow was widely …

Simulation of the microwave emission of multi-layered snowpacks using the dense media radiative transfer theory: The DMRT-ML model

G Picard, L Brucker, A Roy, F Dupont… - Geoscientific Model …, 2013 - gmd.copernicus.org
DMRT-ML is a physically based numerical model designed to compute the thermal
microwave emission of a given snowpack. Its main application is the simulation of brightness …

Inhibition of the positive snow-albedo feedback by precipitation in interior Antarctica

G Picard, F Domine, G Krinner, L Arnaud… - Nature Climate …, 2012 - nature.com
The high albedo of snow largely determines the climate of polar regions by controlling
energy absorption at the surface. In Antarctica, where light-absorbing impurities are few …

Measurement of vertical profiles of snow specific surface area with a 1 cm resolution using infrared reflectance: instrument description and validation

L Arnaud, G Picard, N Champollion, F Domine… - Journal of …, 2011 - cambridge.org
The specific surface area (SSA), defined as the surface area of ice per unit mass, is an
important variable characterizing the complex microstructure of snow. Its application range …

Microwave scattering coefficient of snow in MEMLS and DMRT-ML revisited: the relevance of sticky hard spheres and tomography-based estimates of stickiness

H Löwe, G Picard - The Cryosphere, 2015 - tc.copernicus.org
The description of snow microstructure in microwave models is often simplified to facilitate
electromagnetic calculations. Within dense media radiative transfer (DMRT), the …

New shortwave infrared albedo measurements for snow specific surface area retrieval

B Montpetit, A Royer, A Langlois, P Cliche… - Journal of …, 2012 - cambridge.org
Snow grain-size characterization, its vertical and temporal evolution is a key parameter for
the improvement and validation of snow and radiative transfer models (optical and …