1. Harmonic coincidences between cw gas laser lines for extending frequency measurements to the 10μm wavelength region

   • D. J. E. Knight

   Papers Pages: 161 - 164

2. On the theory of second harmonic generation

   • R. Asby

   OriginalPaper Pages: 165 - 171

3. Observation of infra-red radiation from stimulated polaritons

   • S. Biraud-Laval
   • G. Chartier

   OriginalPaper Pages: 172 - 173

4. Thermal blooming in gases

   • A. J. Glass

   OriginalPaper Pages: 174 - 178

5. Parametric fluorescence in A D P and K D P excited by a 2573 Å CW Pump

   • M. W. Dowley

   OriginalPaper Pages: 179 - 181

6. Nd: Laser induced absorption in semiconductors and aqueous PrCl₃ and NdCl₃

   • J. M. Ralston
   • R. K. Chang

   OriginalPaper Pages: 182 - 188

7. Short pulse scattering from a laser produced plasma

   • J. L. Bobin
   • G. Briquet
   • A. Terneaud

   OriginalPaper Pages: 189 - 192

8. Modulation of a saturable absorber Q-switched laser by a train of picosecond pulses

   • J. Kerdiles

   OriginalPaper Pages: 193 - 195

9. Transformation of photo-counting statistics by non-linear light conversion

   • S. A. Akhmanov
   • A. S. Chirkin
   • V. G. Tunkin

   OriginalPaper Pages: 196 - 204

10. Acousto-optical domain generation in CdS under intense laser irradiation and accompanying phenomena

    • V. I. Vladimirov
    • S. L. Pyshkin
    • N. A. Ferdman

    OriginalPaper Pages: 209 - 212

11. Non-linear refractive indices of CS₂-CCI₄ mixtures

    • R. Hellwarth
    • N. George

    OriginalPaper Pages: 213 - 217

12. Conferences 1970

    Announcement Pages: 218 - 218

13. Announcement

    • K. P. Meyer

    Announcement Pages: 219 - 219

14. Errata

    • P. Baues

    Erratum Pages: II - II