Development of the Gamma soil moisture sensor gSMS.
Chapter 6 of the PhD thesis is Steven van der Veeke, describing the technology.
Using a gamma-ray spectrometer for soil moisture monitoring: development of the the gamma Soil Moisture Sensor (gSMS)
Paper presented at the congres “Metrology for agriculture and forestry”
Forest plot soil moisture estimation using the cosmic-ray neutron (CRN) method and gamma-ray spectrometry (GRS)
Poster presented at the AGU 2021 conference.