1. Forthcoming papers

   Announcement Pages: A5 - A5

2. Adsorption active sites -Key factor on the adsorption ability of pyridine molecules on Ag surfaces

   • L. Li
   • G. Yu
   • Z. Zhang

   Contributed Papers Pages: 283 - 286

3. Two-dimensional visualization of the flame front in an internal combustion engine by laser-induced fluorescence of OH radicals

   • R. Suntz
   • H. Becker
   • J. Wolfrum

   Contributed Papers Pages: 287 - 293

4. Optical pulse narrowing using a Fabry-Perot resonator

   • N. Kagi
   • K. Ema

   Contributed Papers Pages: 295 - 297

5. 300 Femtosecond pulses at 497 nanometer generated by an excimer laser pumped cascade of distributed feedback dye lasers

   • G. Szabó
   • Z. Bor

   Contributed Papers Pages: 299 - 302

6. New strong CW FIR laser actions and assignments in COF₂

   • C. Gastaud
   • M. Redon
   • M. Fourrier

   Contributed Papers Pages: 303 - 305

7. The influence of phase-modulation on femtosecond time-resolved coherent Raman spectroscopy

   • W. Holzapfel
   • R. Leonhardt
   • W. Zinth

   Contributed Papers Pages: 307 - 312

8. Dual-beam laser heterodyne spectrometer: Ethylene absorption spectrum in the 10 μm range

   • C. Thiébeau
   • D. Courtois
   • A. Fayt

   Contributed Papers Pages: 313 - 318

9. Confirmation of far infrared laser assignments from CH₃-deformation and CH₃-rocking states of optically pumped methanol

   • I. Mukhopadhyay
   • R. M. Lees
   • J. W. C. Johns

   Contributed Papers Pages: 319 - 324

10. Gain dynamics of XeF and subpicosecond pulse generation at 351 nm

    • Q. Zhao
    • S. Szatmári
    • F. P. Schäfer

    Contributed Papers Pages: 325 - 332

11. Verification of a XeCl^* laser model by measurement of the plasma conductivity

    • G. Stielow
    • Th. Hammer
    • W. Bötticher

    Contributed Papers Pages: 333 - 342

12. Quantitative analysis of photoacoustic IR spectra

    • J. Brunn
    • P. Grosse
    • R. Wynands

    Contributed Papers Pages: 343 - 348

13. Mode-locking dynamics of synchronously-pumped colour-centre lasers

    • S. Kelly
    • G. H. C. New
    • D. Wood

    Contributed Papers Pages: 349 - 357

14. Full pump energy conversion at parametric amplification

    • E. A. Erofeev
    • E. A. Ibragimov
    • T. Usmanov

    Contributed Papers Pages: 359 - 360

15. X-ray production by irradiation of solid targets with sub-picosecond excimer laser pulses

    • G. Kühnle
    • F. P. Schäfer
    • G. D. Tsakiris

    Rapid Communication Pages: 361 - 366