Abstract
We have measured the Bragg wavelength shift of three gratings from -30degreesC to +80degreesC. The observed deviation from linearity is a quadratic function of temperature, arising from the non-linear thermo-optic coefficient of silica glass.
| Original language | English |
|---|---|
| Title of host publication | OFS 2002 |
| Subtitle of host publication | 15th Optical Fiber Sensors Conference Technical Digest |
| Place of Publication | New York |
| Publisher | IEEE |
| Pages | 75-78 |
| Number of pages | 4 |
| ISBN (Print) | 0780372891 |
| Publication status | Published - 2002 |
| Event | 15th Optical Fiber Sensors Conference - Portland, United States Duration: 6 May 2002 → 10 May 2002 |
Conference
| Conference | 15th Optical Fiber Sensors Conference |
|---|---|
| Country/Territory | United States |
| City | Portland |
| Period | 6/05/02 → 10/05/02 |
Keywords
- sensors
- glasses
- strain
- linearity
- fibre Bragg grating
- temperature coefficients