A two-port microwave sensor for real-time liquid fertilizer concentration measurement system with Internet of Things

Precision Agriculture and Sustainability

Rodolfo Bongiovanni, James Lowenberg‐DeBoer · Precision Agriculture · 2004 · 785 citations

Agriculture, Precision Agriculture, Sustainable Agriculture +10

Split Ring Resonator-Based Microwave Fluidic Sensors for Electrolyte Concentration Measurements

Paris Vélez, Jonathan Muñoz-Enano, Katia Grenier et al. · IEEE Sensors Journal · 2018 · 229 citations · Full text

Engineering, Electrical Engineering, Electrochemistry +14

Highly-Sensitive Microwave Sensors Based on Open Complementary Split Ring Resonators (OCSRRs) for Dielectric Characterization and Solute Concentration Measurement in Liquids

Paris Vélez, Katia Grenier, Javier Mata‐Contreras et al. · IEEE Access · 2018 · 221 citations · Full text

Natural Sciences, Materials Engineering, Materials Science +17

Urea and urea–water solutions—an infrared study

Jože Grdadolnik, Yves Maréchal · Journal of Molecular Structure · 2002 · 185 citations

Natural Sciences, Biochemistry, Water Treatment +3

Dielectric Constants: Ethanol—Diethyl Ether and Urea—Water Solutions between 0 and 50°

Jeffries Wyman · Journal of the American Chemical Society · 1933 · 99 citations

Natural Sciences, Chemistry, Analytical Chemistry +5