The Emfi Material and their Use
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ElectroMechanical Film (EMFi) is a thin, plastic material that can be utilized as a sensor and actuator. EMFi is quite new material in the field of ultrasonics and has favorable properties like good matching to air in comparison to present transducer materials. The device detect, if there is an object in front of the transducer.
- 2010 fascicula14 nr1