Coupled Thermoelectric Phenomena:
semiconducting materials
conductive polymers (PTC)
quantum tunneling (N-F)
avalanche phenomena
semiconducting materials
conductive polymers (PTC)
quantum tunneling (N-F)
avalanche phenomena
Regenerative Avalanche Failure in Quantum Tunneling Varistor
(1 microsecond between images)
(1 microsecond between images)
Conductive Polymer Current-Limiting Device:
On Activation (right)
CP Properties (above)
On Activation (right)
CP Properties (above)
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PTCR Ceramic
Above figures show PTCR temperature - limiting behavior.
Plot at left shows accuracy of multiphysics analysis, including part geometry, PTCR and other materials, applied voltage, free convection in air and radiation.
