1. Polarization behaviour of fibre waveguide couplers

   • Lucjan Grochowski
   • John W. Y. Lit
   • Wiesław Królikowski

   Papers Pages: 283 - 286

2. Scalar variational analysis of single mode, graded-core, W-type fibres

   • Prasanna K. Mishra
   • S. I. Hosain
   • Anurag Sharma

   Papers Pages: 287 - 296

3. The influence of the carrier-dependent shifts of the longitudinal modes and the gain profile on the emission characteristics of a pulsed Al _x Ga_1−x As double heterostructure laser

   • P. Glas
   • P. Hartwig
   • G. Erbert

   Papers Pages: 297 - 305

4. Dual-mode optical fibres with zero intermodal dispersion

   • Milorad M. Cvijetic

   Papers Pages: 307 - 317

5. Comparative spectral attenuation measurements on optical fibres: final report by members of COST 208

   • W. Heitmann
   • M. Blondel
   • R. P. Novak

   Papers Pages: 319 - 326

6. LP₁₁ mode cutoff: a simplified numerical approach

   • J. P. Meunier
   • J. Pigeon
   • J. N. Massot

   Papers Pages: 327 - 330

7. A numerical investigation of the mode coupling among the local normal modes of sinusoidally modulated parabolic graded-index planar waveguides

   • D. Yevick
   • B. Hermansson

   Papers Pages: 331 - 337

8. Optical testability in semiconductors with density-dependent carrier lifetimes

   • A. Miller
   • G. Parry

   Papers Pages: 339 - 348

9. Propagation characteristics of highly elliptical core optical waveguides: a perturbation approach

   • Arun Kumar
   • R. K. Varshney

   Papers Pages: 349 - 354

10. The significance of trapping centre concentration in photorefractive crystals used for degenerate four-wave mixing

    • Y. H. Ja

    Short Communication Pages: 355 - 358

11. Field analysis for rectangular optical waveguides

    • F. P. Payne

    Short Communication Pages: 359 - 363

12. Efficient noise gratings in silver halide emulsions

    • A. A. Ward
    • J. M. Heaton
    • L. Solymar

    Short Communication Pages: 365 - 367

13. Volume phase holograms reconstructed by the object wave

    • C. W. Slinger
    • L. Solymar

    Short Communication Pages: 369 - 372

14. A temperature-dependent dispersion equation for congruently grown lithium niobate

    • G. J. Edwards
    • M. Lawrence

    Short Communication Pages: 373 - 375

15. Corrigendum

    • I. S. Ruddock
    • R. Illingworth
    • L. Reekie

    Erratum Pages: 376 - 376