1. Characterization and estimated performance of commercial n⁺-p Ge APDs for long-wavelength optical receivers

   • M. C. Brain

   Papers Pages: 353 - 367

2. A polarizing device for laser spectroscopy

   • V. Brückner
   • R. Kühmstedt

   Papers Pages: 369 - 378

3. Third-order nonlinear susceptibility of Mg II and Ca II ions

   • S. G. Dinev
   • J. V. Ganev

   Papers Pages: 379 - 383

4. Power coupling between core and cladding of an optical fibre and its effect on measurements

   • D. H. Irving
   • A. E. Karbowiak

   Papers Pages: 385 - 392

5. Modulation de phase controlée dans les fibres optiques monomodales

   • M. Vampouille
   • J. Marty

   Papers Pages: 393 - 400

6. Enregistrement et selection de mode d'une fibre optique par spectroscopie optique cohérente

   • A. Barthelemy
   • J. Piasecki
   • C. Froehly

   Papers Pages: 401 - 410

7. Degenerate four-wave mixing with a nonplanar object beam

   • T. Wilson
   • D. K. Saldin
   • L. Solymar

   Papers Pages: 411 - 414

8. Localized one-dimensional theory for volume holograms

   • R. R. A. Syms
   • L. Solymar

   Papers Pages: 415 - 419

9. Target azimuth estimation by means of optical detector arrays

   • L. G. Kazovsky

   Papers Pages: 421 - 427

10. Exact modal analysis for buried planar optical waveguides with asymmetric graded refractive index profile

    • E. K. Sharma
    • A. K. Ghatak

    Short Communication Pages: 429 - 432

11. High pressure performance of a u.v. preionized TE CO₂ laser

    • S. Howells
    • J. V. Cridland

    Short Communication Pages: 433 - 435

12. Optical second-harmonic generation in atomic calcium vapour

    • V. G. Arkhipkin
    • N. P. Makarov
    • V. Sh. Epstein

    Letter Pages: 436 - 438