Soil moisture evaluation with spiral fringing field capacitive sensors

BA Oommen, J Philip - International Journal of Environmental Science and …, 2024 - Springer
This work reports the design, fabrication, implementation and testing of Archimedean spiral,
fringing field, planar interdigital capacitive sensor employing printed circuit board technology …

Influence of Dielectric Relaxations of Soil Water on the Temperature Dependence of Soil Permittivity

AY Karavayskiy, YI Lukin - Optics and Spectroscopy, 2024 - Springer
Using a generalized refractive mixture dielectric model, the influence of the relative
permittivity spectra of bound and unbound water in mineral soil on the nature of the …