Abstract

Inhomogeneous distribution of refractive index in fluoride glass fibers was found. The inhomogeneity results from stress in the fiber and can be an origin of wavelength independent scattering which is the dominant loss factor present in fluoride glass fibers.

© 1990 Optical Society of America

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References

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  1. M. W. Moore, P. W. France, S. F. Carter, J. R. Williams, “Scattering Losses in Fluoride Glass Fiber,” in Extended Abstracts, Fifth International Symposium on Halide Glasses, (Shizuoka, Japan, May 29–June 2, 1988), pp. 6–15.
  2. G. Lu, I. Aggarwal, “Noble Metals as a Source of Continuous Scattering in Fluoride Glasses,” J. Am. Ceram. Soc. 71, C-156–157 (1988).
    [CrossRef]
  3. T. Nakai, Y. Mimura, H. Tokiwa, O. Shinbori, “Origin of Excess Scattering in Fluoride Glasses,” IEEE J. Lightwave Technol. LT-3, 565–568 (1985).
    [CrossRef]
  4. N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Scattering Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in, Extended Abstracts, Sixth International Symposium on Halide Glasses, (Clausthal-Zellerfeld, Germany, October 1–5, 1989).
  5. D. H. Irving, “Near-Field Scanning Technique for Profiling Single-Mode Fibers,” Electron. Lett. 19, 190–191 (1983).
    [CrossRef]
  6. N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Loss Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in Technical Digest, Seventh International Conference on Integrated Optics and Optical Fiber Communication (Kobe, Japan, July 18–21, 1989), 4, pp. 44–45.

1988 (1)

G. Lu, I. Aggarwal, “Noble Metals as a Source of Continuous Scattering in Fluoride Glasses,” J. Am. Ceram. Soc. 71, C-156–157 (1988).
[CrossRef]

1985 (1)

T. Nakai, Y. Mimura, H. Tokiwa, O. Shinbori, “Origin of Excess Scattering in Fluoride Glasses,” IEEE J. Lightwave Technol. LT-3, 565–568 (1985).
[CrossRef]

1983 (1)

D. H. Irving, “Near-Field Scanning Technique for Profiling Single-Mode Fibers,” Electron. Lett. 19, 190–191 (1983).
[CrossRef]

Aggarwal, I.

G. Lu, I. Aggarwal, “Noble Metals as a Source of Continuous Scattering in Fluoride Glasses,” J. Am. Ceram. Soc. 71, C-156–157 (1988).
[CrossRef]

Carter, S. F.

M. W. Moore, P. W. France, S. F. Carter, J. R. Williams, “Scattering Losses in Fluoride Glass Fiber,” in Extended Abstracts, Fifth International Symposium on Halide Glasses, (Shizuoka, Japan, May 29–June 2, 1988), pp. 6–15.

France, P. W.

M. W. Moore, P. W. France, S. F. Carter, J. R. Williams, “Scattering Losses in Fluoride Glass Fiber,” in Extended Abstracts, Fifth International Symposium on Halide Glasses, (Shizuoka, Japan, May 29–June 2, 1988), pp. 6–15.

Irving, D. H.

D. H. Irving, “Near-Field Scanning Technique for Profiling Single-Mode Fibers,” Electron. Lett. 19, 190–191 (1983).
[CrossRef]

Lu, G.

G. Lu, I. Aggarwal, “Noble Metals as a Source of Continuous Scattering in Fluoride Glasses,” J. Am. Ceram. Soc. 71, C-156–157 (1988).
[CrossRef]

Mimura, Y.

T. Nakai, Y. Mimura, H. Tokiwa, O. Shinbori, “Origin of Excess Scattering in Fluoride Glasses,” IEEE J. Lightwave Technol. LT-3, 565–568 (1985).
[CrossRef]

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Scattering Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in, Extended Abstracts, Sixth International Symposium on Halide Glasses, (Clausthal-Zellerfeld, Germany, October 1–5, 1989).

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Loss Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in Technical Digest, Seventh International Conference on Integrated Optics and Optical Fiber Communication (Kobe, Japan, July 18–21, 1989), 4, pp. 44–45.

Moore, M. W.

M. W. Moore, P. W. France, S. F. Carter, J. R. Williams, “Scattering Losses in Fluoride Glass Fiber,” in Extended Abstracts, Fifth International Symposium on Halide Glasses, (Shizuoka, Japan, May 29–June 2, 1988), pp. 6–15.

Nakai, T.

T. Nakai, Y. Mimura, H. Tokiwa, O. Shinbori, “Origin of Excess Scattering in Fluoride Glasses,” IEEE J. Lightwave Technol. LT-3, 565–568 (1985).
[CrossRef]

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Scattering Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in, Extended Abstracts, Sixth International Symposium on Halide Glasses, (Clausthal-Zellerfeld, Germany, October 1–5, 1989).

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Loss Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in Technical Digest, Seventh International Conference on Integrated Optics and Optical Fiber Communication (Kobe, Japan, July 18–21, 1989), 4, pp. 44–45.

Noda, Y.

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Loss Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in Technical Digest, Seventh International Conference on Integrated Optics and Optical Fiber Communication (Kobe, Japan, July 18–21, 1989), 4, pp. 44–45.

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Scattering Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in, Extended Abstracts, Sixth International Symposium on Halide Glasses, (Clausthal-Zellerfeld, Germany, October 1–5, 1989).

Norimatsu, N.

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Scattering Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in, Extended Abstracts, Sixth International Symposium on Halide Glasses, (Clausthal-Zellerfeld, Germany, October 1–5, 1989).

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Loss Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in Technical Digest, Seventh International Conference on Integrated Optics and Optical Fiber Communication (Kobe, Japan, July 18–21, 1989), 4, pp. 44–45.

Shinbori, O.

T. Nakai, Y. Mimura, H. Tokiwa, O. Shinbori, “Origin of Excess Scattering in Fluoride Glasses,” IEEE J. Lightwave Technol. LT-3, 565–568 (1985).
[CrossRef]

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Scattering Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in, Extended Abstracts, Sixth International Symposium on Halide Glasses, (Clausthal-Zellerfeld, Germany, October 1–5, 1989).

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Loss Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in Technical Digest, Seventh International Conference on Integrated Optics and Optical Fiber Communication (Kobe, Japan, July 18–21, 1989), 4, pp. 44–45.

Tokiwa, H.

T. Nakai, Y. Mimura, H. Tokiwa, O. Shinbori, “Origin of Excess Scattering in Fluoride Glasses,” IEEE J. Lightwave Technol. LT-3, 565–568 (1985).
[CrossRef]

Williams, J. R.

M. W. Moore, P. W. France, S. F. Carter, J. R. Williams, “Scattering Losses in Fluoride Glass Fiber,” in Extended Abstracts, Fifth International Symposium on Halide Glasses, (Shizuoka, Japan, May 29–June 2, 1988), pp. 6–15.

Electron. Lett. (1)

D. H. Irving, “Near-Field Scanning Technique for Profiling Single-Mode Fibers,” Electron. Lett. 19, 190–191 (1983).
[CrossRef]

IEEE J. Lightwave Technol. (1)

T. Nakai, Y. Mimura, H. Tokiwa, O. Shinbori, “Origin of Excess Scattering in Fluoride Glasses,” IEEE J. Lightwave Technol. LT-3, 565–568 (1985).
[CrossRef]

J. Am. Ceram. Soc. (1)

G. Lu, I. Aggarwal, “Noble Metals as a Source of Continuous Scattering in Fluoride Glasses,” J. Am. Ceram. Soc. 71, C-156–157 (1988).
[CrossRef]

Other (3)

M. W. Moore, P. W. France, S. F. Carter, J. R. Williams, “Scattering Losses in Fluoride Glass Fiber,” in Extended Abstracts, Fifth International Symposium on Halide Glasses, (Shizuoka, Japan, May 29–June 2, 1988), pp. 6–15.

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Scattering Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in, Extended Abstracts, Sixth International Symposium on Halide Glasses, (Clausthal-Zellerfeld, Germany, October 1–5, 1989).

N. Norimatsu, Y. Noda, T. Nakai, O. Shinbori, Y. Mimura, “Loss Characteristics of Fluoride Glass Fibers Prepared by Tubular-Crucible Technique,” in Technical Digest, Seventh International Conference on Integrated Optics and Optical Fiber Communication (Kobe, Japan, July 18–21, 1989), 4, pp. 44–45.

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Figures (5)

Fig. 1
Fig. 1

Three-dimensional (a) and cross-sectional profile (b) of near field intensity for 20-cm long fiber prepared by TCT.

Fig. 2
Fig. 2

Change of near field intensity with fiber length. The fiber was prepared by TCT.

Fig. 3
Fig. 3

Change of fiber length and fiber diameter with annealing time. Annealing temperature is shown in the figure. The fiber was prepared by TCT. Fibers ○ and □ were glass–cladding fibers with different core glass compositions and fiber × was an uncladded fiber. The cladding–glass composition of the glass–cladding fibers was same as that of uncladded fiber.

Fig. 4
Fig. 4

Change of near field intensity with annealing for 20-cm long fiber prepared by rotational casting: (a) before annealing; (b) annealed at 248°C; and (c) annealed at 280°C.

Fig. 5
Fig. 5

Change of near field intensity with annealing for 20-cm long fibers prepared by TCT: (a) before annealing; (b) annealed at 248°C and; (c) annealed at 280°C.

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