TY - JOUR
T1 - Improvement of the standard characterization method on k33 mode piezoelectric specimens
AU - Park, Yoonsang
AU - Zhang, Yuxuan
AU - Majzoubi, Maryam
AU - Scholehwar, Timo
AU - Hennig, Eberhard
AU - Uchino, Kenji
N1 - Funding Information:
This work was supported by Office of Naval Research under Grant Number N00014-17-1-2088 .
Publisher Copyright:
© 2020 Elsevier B.V.
PY - 2020/9/1
Y1 - 2020/9/1
N2 - Even though standard method to determine physical parameters of piezoelectric materials has been set up for several decades, bare attention has been made on loss determination method. Furthermore, several deficits have been recognized in the standard method for k33 mode. In this study, detailed discussion on deficits of IEEE Standard k33 is investigated and the method to resolve such deficits will be introduced. The standard k33 specimen suffers from small capacitance, which causes huge experimental error, intrinsic electrical energy leakage, specimen setup issue and inability to directly determine “intensive” elastic properties. In order to resolve these issues, partial electrode method was introduced, and curve fitting was demonstrated to determine physical parameters and losses.
AB - Even though standard method to determine physical parameters of piezoelectric materials has been set up for several decades, bare attention has been made on loss determination method. Furthermore, several deficits have been recognized in the standard method for k33 mode. In this study, detailed discussion on deficits of IEEE Standard k33 is investigated and the method to resolve such deficits will be introduced. The standard k33 specimen suffers from small capacitance, which causes huge experimental error, intrinsic electrical energy leakage, specimen setup issue and inability to directly determine “intensive” elastic properties. In order to resolve these issues, partial electrode method was introduced, and curve fitting was demonstrated to determine physical parameters and losses.
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U2 - 10.1016/j.sna.2020.112124
DO - 10.1016/j.sna.2020.112124
M3 - Article
AN - SCOPUS:85086631427
SN - 0924-4247
VL - 312
JO - Sensors and Actuators, A: Physical
JF - Sensors and Actuators, A: Physical
M1 - 112124
ER -