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Loss Mechanisms in Piezoelectrics

Extrinsic and Intrinsic Losses

Published online by Cambridge University Press:  15 February 2011

K. Uchino ,
J. Zheng ,
Y.H. Chen ,
X. Du ,
S. Hirose  and
S. Takahashi
K. Uchino
Affiliation:
International Center for Actuators and Transducers, Materials Research Laboratory, The Pennsylvania State University, University Park, Pa 16802, kenjiuchino@psu.edu
J. Zheng
Affiliation:
International Center for Actuators and Transducers, Materials Research Laboratory, The Pennsylvania State University, University Park, Pa 16802, kenjiuchino@psu.edu
Y.H. Chen
Affiliation:
International Center for Actuators and Transducers, Materials Research Laboratory, The Pennsylvania State University, University Park, Pa 16802, kenjiuchino@psu.edu
X. Du
Affiliation:
International Center for Actuators and Transducers, Materials Research Laboratory, The Pennsylvania State University, University Park, Pa 16802, kenjiuchino@psu.edu
S. Hirose
Affiliation:
Faculty of Engineering, Yamagata University, Yonezawa 992, Japan
S. Takahashi
Affiliation:
Research and Development Group, NEC Corporation, 4-1-1 Miyazaki, Miyamae-ku, Kawasaki 216, Japan
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Abstract

Losses in piezoelectrics are considered in general to have three different mechanisms; dielectric, mechanical and piezoelectric losses. This paper deals with the phenomenology of losses, first, then how to measure these losses separately in experiments.

Type
Research Article
Information
MRS Online Proceedings Library (OPL) , Volume 604: Symposium LL – Materials for Smart Systems III , 1999 , 25
Copyright
Copyright © Materials Research Society 2000

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References

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