An Infrasonic Hydrophone


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Abstract

An infrasonic hydrophone has been developed based on the pyroelectric technology. The hydrophone sensor is a thin plate (a pyroelectric element) surrounded by air. Variations in the pressure in air are followed by temperature variations that are perceived by the pyroelectric element.

About the authors

E. V. Romanenko

Severtsov Institute of Ecology and Evolution, Russian Academy of Sciences

Author for correspondence.
Email: evromanenko33.00@mail.ru
Russian Federation, Moscow, 119071

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