Results 231 to 240 of about 92,229 (292)

Piezoelectric smart fibre sensor

open access: yes, 2016
Razavi, S, Iannucci, L, Greenhalgh, ES
openaire   +1 more source

Composite Piezoelectric Sensors

Ferroelectrics, 1984
A hydrophone is an underwater microphone or transducer used to detect underwater sound. The sensitivity of a hydrophone is determined by the voltage that is produced by a hydrostatic pressure wave. The hydrostatic voltage coefficient, gh, relates the electric field appearing across a transducer to the applied hydrostatic stress, and is therefore a ...
R. E. Newnham   +3 more
openaire   +1 more source

Piezoelectric sensors

The Journal of the Acoustical Society of America, 1998
A piezoelectric medium provides an attractive technology for realizing a variety of sensors that exhibit high sensitivity, small size and portability, fast responses, ruggedness and robustness, excellent aging characteristics, high accuracy, and the capability to measure multiple quantities in a single sensor package.
openaire   +1 more source

Piezoelectric Cell Growth Sensor

Nature Biotechnology, 1991
We have developed a reusable piezoelectric sensor that enables rapid characterization of cell viability and response to cell-affecting agents. This is accomplished via a novel polymer transduction principle that involves reaction of a pH-sensitive amphoteric polymer with metabolically generated acid. Subsequent adhesion of the protonated polymer to the
R C, Ebersole, R P, Foss, M D, Ward
openaire   +2 more sources

Piezoelectric Sorption Anesthetic Sensor

IEEE Transactions on Biomedical Engineering, 1981
The piezoelectric sorption detection method is evaluated for use in construction of an inexpensive, rugged, compact, and fast sensor for measuring the concentration of inhalation anesthetics. 10 MHz quartz crystals were coated with various substances and their frequency shifts measured upon exposure to varying concentrations of halothane, enflurane ...
J B, Cooper   +3 more
openaire   +2 more sources

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