Abstract
Dielectric properties of Pb(Mg 1/3Nb 2/3)O 3 - PbTiO 3 single crystals grown by a modified Bridgman method are investigated under strong, high frequency (>100 kHz) AC field. It is found that there is a phase transition due to the applied AC field, which may be due to the following reasons: (1) strong AC field quickly switches the polarization directions of domains that heats up the crystal due to the friction of domain change; (2) phase transition happens because of the increase of the temperature. Comparing with conventional heating techniques, AC field induced phase transition is a quicker and more effective way. Experimental results confirm the increase of d 33 and the change of transmittance under strong AC field.
| Original language | English (US) |
|---|---|
| Article number | 14 |
| Pages (from-to) | 98-104 |
| Number of pages | 7 |
| Journal | Proceedings of SPIE - The International Society for Optical Engineering |
| Volume | 5560 |
| DOIs | |
| State | Published - 2004 |
| Event | Photorefractive Fiber and Crystal Devices: Materials, Optical Properties, and Applications X - Denver, CO, United States Duration: Aug 2 2004 → Aug 3 2004 |
All Science Journal Classification (ASJC) codes
- Electronic, Optical and Magnetic Materials
- Condensed Matter Physics
- Computer Science Applications
- Applied Mathematics
- Electrical and Electronic Engineering
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