A Study on Optical Piezo-Electric Actuator (Response Experiments by U.V. Beam and Photo Response Model)
- 20 August 1992
- journal article
- Published by Fuji Technology Press Ltd. in Journal of Robotics and Mechatronics
- Vol. 4 (4) , 321-329
- https://doi.org/10.20965/jrm.1992.p0321
Abstract
In this paper, we propose a photo response model of the optical piezo-electro actuator, which reacts by light beam. Based on response experiments by U.V. beam, the response in this model is constituted with three effects: 1) photostrictive effect; 2) pyroelectro effect; 3) thermal deformation. Those effects are different in response magnitude and response time each other; influenced by the characteristics of the light beam. In consequence, it is possible that a photo response is controlled by changing characteristics of light beam. As a whole, results of the simulations of this model agree with those of the experiments.Keywords
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