Advancements and challenges in rill formation, morphology, measurement and modeling

X Ou, Y Hu, X Li, S Guo, B Liu - Catena, 2021 - Elsevier
Rill erosion is a small-scale but universally occurring phenomenon. Given its potential to
concentrate into larger-scale erosion and its non-negligible contributions to soil loss …

Comparison of thermal, salt and dye tracing to estimate shallow flow velocities: Novel triple-tracer approach

JRCB Abrantes, RB Moruzzi, A Silveira… - Journal of …, 2018 - Elsevier
The accurate measurement of shallow flow velocities is crucial to understand and model the
dynamics of sediment and pollutant transport by overland flow. In this study, a novel triple …

A review on the possibilities and challenges of today's soil and soil surface assessment techniques in the context of process-based soil erosion models

L Epple, A Kaiser, M Schindewolf, A Bienert, J Lenz… - Remote Sensing, 2022 - mdpi.com
To investigate relevant processes as well as to predict the possible impact of soil erosion,
many soil erosion modelling tools have been developed. The most productive development …

Application of deep learning to large scale riverine flow velocity estimation

M Forghani, Y Qian, J Lee, MW Farthing… - … Research and Risk …, 2021 - Springer
Fast and reliable prediction of riverine flow velocities plays an important role in many
applications, including flood risk management. The shallow water equations (SWEs) are …

Evaluating image tracking approaches for surface velocimetry with thermal tracers

D Lin, J Grundmann, A Eltner - Water Resources Research, 2019 - Wiley Online Library
In this paper an automatic approach is proposed to measure flow velocity with an uncooled
thermal camera. Hot water is used as thermal tracer. The introduced tracking algorithm …

Using quinine as a fluorescent tracer to estimate overland flow velocities on bare soil: proof of concept under controlled laboratory conditions

JLMP de Lima, S Zehsaz, MIP de Lima, JMGP Isidoro… - Agronomy, 2021 - mdpi.com
This study presents a tracer technique based on the fluorescent properties of quinine to help
on the visualization of shallow flows and allow a quantitative measurement of overland flow …

Variational encoder geostatistical analysis (VEGAS) with an application to large scale riverine bathymetry

M Forghani, Y Qian, J Lee, M Farthing, T Hesser… - Advances in Water …, 2022 - Elsevier
Estimation of riverbed profiles, also known as bathymetry, plays a vital role in many
applications, such as safe and efficient inland navigation, prediction of bank erosion, land …

Assessment of plot-scale sediment transport on young moraines in the Swiss Alps using a fluorescent sand tracer

F Maier, F Lustenberger… - Hydrology and Earth …, 2023 - hess.copernicus.org
Glacial retreat uncovers large bodies of unconsolidated sediment that are prone to erosion.
However, our knowledge of overland flow (OF) generation and sediment transport on …

Combining a thermal tracer with a transport model to estimate shallow flow velocities

JRCB Abrantes, RB Moruzzi, JLMP de Lima… - … of the Earth, Parts A/B/C, 2019 - Elsevier
For a long time, tracer techniques based on dyes, salts and more recently heat have been
used to estimate shallow flow velocities. Traditionally, flow velocity estimation using tracers …

Laboratory testing of a new thermal tracer for infrared-based PTV technique for shallow overland flows

B Mujtaba, JLMP de Lima - Catena, 2018 - Elsevier
The accurate measurement of velocities of shallow overland flows normally found in the field
of hydrology is essential to understand the kinematics of these flows. In view of this, we have …