Improvement in modeling soil dielectric properties during freeze-thaw transitions

S Wu, T Zhao, J Pan, H Xue, L Zhao… - IEEE Geoscience and …, 2022 - ieeexplore.ieee.org
Soil freeze-thaw cycles have a profound impact on heat and water fluxes at the land-
atmosphere interface and transport in soils. Microwave remote sensing is a widely used …

Soil salinity estimation: Effects of microwave dielectric spectroscopy and important frequencies

S Zhao, J Ding, X Ge, S Huang… - Land Degradation & …, 2023 - Wiley Online Library
The microwave dielectric constant is a key bridge in establishing the relationship between
microwave remote sensing and soil salinity (electrical conductivity, EC). However, the …

Characterizing tundra snow sub-pixel variability to improve brightness temperature estimation in satellite SWE retrievals

J Meloche, A Langlois, N Rutter, A Royer, J King… - The …, 2022 - tc.copernicus.org
Topography and vegetation play a major role in sub-pixel variability of Arctic snowpack
properties but are not considered in current passive microwave (PMW) satellite SWE …

Assessment of Unfrozen Water Content in Copper Bentonites Using the 1H NMR Technique: Optimization, the Method's Limitation, and Comparative Analysis with …

E Nartowska, M Kanuchova, Ľ Kozáková - Materials, 2023 - mdpi.com
Studies on changes in unfrozen water content in copper bentonite from Slovakia were
conducted using both differential scanning calorimetry (DSC) and nuclear magnetic …

Global Estimates of L-band Vegetation Optical Depth and Soil Permittivity over Snow-covered Boreal Forests and Permafrost using SMAP Satellite Data

D Kumawat, A Ebtehaj, M Schwank… - arXiv preprint arXiv …, 2023 - arxiv.org
This article expands the tau-omega model to properly simulate L-band microwave emission
of the soil-snow-vegetation continuum through a closed-form solution of Maxwell's …

Implications of measurement metrics on soil freezing curves: A simulation of freeze–thaw hysteresis

R Pardo Lara, AA Berg, J Warland… - Hydrological …, 2021 - Wiley Online Library
Soil freeze–thaw events have important implications for water resources, flood risk, land
productivity, and climate change. A property of these phenomena is the relationship …

[HTML][HTML] Detecting surface freeze/thaw states in Northeast China with passive microwave data using an improved standard deviation method

HR Man, Y Xiao, SY Zang, M Li, XF Dong - Advances in Climate Change …, 2023 - Elsevier
Passive microwave remote sensing datasets are widely used to observe surface freeze/thaw
(F/T) states. However, current algorithms are highly affected by snow cover and complex …

Freeze–thaw process of soil between two piles as monitored by piezoelectric ceramic sensor

D Zhu, Z Lai, Z Wang - Scientific Reports, 2023 - nature.com
As the mechanical properties of soil are affected by the moisture content, diameter of soil
particles, and the soil temperature, we used piezoelectric ceramic sensors to monitor the …

All-season Liquid Soil Moisture Retrieval from SMAP

C Wang, N Yang, T Zhao, H Xue, Z Peng… - IEEE Journal of …, 2024 - ieeexplore.ieee.org
In cold regions, the coexistence and interconversion of liquid water and ice in frozen soils
have important implications for energy partitioning and surface runoff at the Earth's surface …

An experimental investigation of thermally induced hydraulic hysteresis in frozen unsaturated silts

A Abhinav, T Baser - Geo-Congress 2023, 2023 - ascelibrary.org
This study focuses on the investigation of thermally induced hydraulic hysteresis due to
freezing and thawing of an unsaturated silty soil layer. Hydraulic hysteresis is relevant with …