Widely tunable long-period fibre gratings

Widely tunable long-period fibre gratings

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The authors report the realisation of a new type of long-period fibre grating with an enhanced temperature sensitivity of 80 nm/100°C by the use of specially-designed fibre structures incorporating polymers. These new gratings should enable broadly tunable filters for communications systems.


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      • Sun, Y., Sulhoff, J.W., Srivastava, A.K., Abramov, A.A., Strasser, T.A., Wysocki, P.F., Pedrazzani, J.R., Judkins, J.B., Espindola, R.P., Wolf, C., Zyskind, J.L., Vengsarkar, A.M., Zhou, J.: `A gain-flattened ultra wide band EDFA for high capacityWDM optical communications systems', Proc. ECOC'98, September 1998, Madrid, Spain, p. 53–54.
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      • A.M. Vengsarkar , P.J. Lemaire , J.B. Judkins , V. Bathia , T. Erdogan , J.E. Sipe . Long-period fiber gratings as band-rejection filters. J. Lightwave Technol. , 1 , 58 - 65
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      • Judkins, J.B., Pedrazzani, J.R., Digiovanni, D.J., Vengsarkar, A.M.: `Temperature-insensitive long-period fiber gratings', PD1, Proc. Conf. Optic. Fiber Commun., OFC '96, 1996.
    4. 4)
      • Abramov, A.A., Hale, A., Vengsarkar, A.M.: `Recoatedtemperature-insensitive long-period gratings', Bragg Gratings,Photosensitivity, and Poling in Glass Fibers and Waveguides: Applicationsand Fundamentals Topical Meeting, October 1997, Williamsburg, postdeadline paper PD3-1.

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