Corrosion sensing is essential to monitor and safeguard the materials' health and control the
maintenance cost of corrosion-prone materials used in various industries. The petroleum …

(57) ABSTRACT A wireless sensor node is described. The wireless sensor node may
include a wake-up circuitry configured to awaken the sensor when a request is received …

3,675,121 A 7/1972 Thompson 3,778,706 A 12/1973 Thompson 3,927,369 A 12/1975
Billeter et al. 4,096,385 A 6, 1978 Marett et al. 4,273,636 A 6, 1981 Shimada et al. 4,275,364 …

Disclosed herein are apparatus and methods for detecting and quantifying contaminants in
aqueous solutions. In one embodiment, an apparatus for the detection of contaminants …

A sensing system includes an inductor-capacitor-resistor (LCR) resonator sensor having a
substrate, a plurality of first sensing elements mutually spaced apart and disposed on the …

A sensor includes a resonant transducer, the resonant transducer being configured to
determine the composition of an emulsion or other dispersion. The resonant transducer has …

(57) ABSTRACT A system that includes a sensor for measuring a resonant impedance
spectral response of an inductor-capacitor-resis tor (LCR) resonator and correlating the …

Abstract System including a sensor configured to be disposed within a reservoir of a
machine having moving parts that are lubricated by a liquid in the reservoir. The sensor is …

Passive surface acoustic wave (SAW) devices are attractive candidates for continuous
wireless monitoring of corrosion in large infrastructures. However, acoustic loss in the …

Corrosion sensors are described. The corrosion sensors may include components formed
from carbon nanotube structures and a corroding element formed of a material which …