1. Four-photon spectroscopy of deep energy levels in CdS

   • S. S. Dimov
   • L. I. Pavlov
   • G. B. Altshuller

   Papers Pages: 375 - 380

2. Finite-element analysis of optical fibres with iterative treatment of the infinite 2-D space

   • K. S. Chiang

   Papers Pages: 381 - 391

3. Phase conjugation in an optical fibre

   • E. A. Kuzin
   • M. P. Petrov
   • B. E. Davydenko

   Papers Pages: 393 - 397

4. Optical source linewidth criteria for heterodyne communication systems with PSK modulation

   • G. Nicholson

   Papers Pages: 399 - 410

5. Curvature effects on leaky modes in weakly guiding optical fibres

   • Charles Vassallo

   Papers Pages: 411 - 426

6. Polarization mode conversion in YIG rib waveguide

   • Yasuyuki Okamura
   • Masayuki Chatani
   • Sadahiko Yamamoto

   Papers Pages: 427 - 430

7. Beam scanning and switching characteristics of twin-striped lasers with a reduced stripe spacing

   • S. Mukai
   • M. Watanabe
   • S. Uekusa

   Papers Pages: 431 - 434

8. Non-linear phase-mismatch compensated by focusing for efficient THG in gases

   • G. V. Mironov
   • A. K. Popov
   • V. V. Slabko

   Papers Pages: 435 - 441

9. Holographic mirrors — a thin-film optics approach

   • P. Sharlandjiev
   • T. Todorov

   Papers Pages: 443 - 448

10. InGaAsP/InP optical waveguide switch operated by a carrier-induced change in the refractive index

    • Osamu Mikami
    • Hiroshi Nakagome

    Papers Pages: 449 - 455

11. Wavelength of distributed feedback dye lasers as a function of the pump-laser wavelength

    • J. Hebling
    • Zs. Bor
    • P. Heszler

    Short Communication Pages: 457 - 461