Electromechanical coupling coefficient
Electromechanical coupling coefficient is a numerical measure of the conversion efficiency between electrical and acoustic energy in piezoelectric materials.
Qualitatively the electromechanical coupling coefficient, k, can be determined as:
References
- "Electromechanical coupling coefficient". Medcyclopaedia. GE. Archived from the original on 2012-02-04.
- Vilnius University, Laboratory of Physical Acoustics
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