1. Forthcoming papers

   Announcement Pages: A5 - A5

2. A Faraday Laser Magnetic Resonance spectrometer for spectroscopy of molecular radical ions

   • A. Hinz
   • D. Zeitz
   • W. Urban

   Contributed Papers Pages: 1 - 4

3. Population densities and optical gain of VUV transitions of Cu II in Cu−He hollow cathode discharges

   • H. J. Eichler
   • H. Koch
   • M. Sollinger

   Contributed Papers Pages: 5 - 10

4. Noise performance of a white-light optical signal processor

   • F. T. S. Yu
   • K. S. Shaik
   • S. L. Zhuang

   Contributed Papers Pages: 11 - 15

5. Wavelength dependence of high-efficiency second-harmonic generation in CdGeAs₂

   • I. A. Al-Saidi
   • R. G. Harrison

   Contributed Papers Pages: 17 - 20

6. Real-time optical image differentiation by degenerate four-wave mixing

   • Y. H. Ja

   Contributed Papers Pages: 21 - 24

7. Third-order nonlinear susceptibilities of dye solutions determined by third-harmonic generation

   • W. Leupacher
   • A. Penzkofer

   Contributed Papers Pages: 25 - 31

8. Axially blown SF6-arcs around current zero

   • H. P. Graf
   • H. P. Meili
   • H. J. Schoetzau

   Contributed Papers Pages: 33 - 40

9. Characterization of Free-Electron Laser bunch lengthening on the ACO Storage Ring

   • K. E. Robinson
   • D. A. G. Deacon
   • Y. Petroff

   Contributed Papers Pages: 41 - 52

10. Resonant generation of even-order harmonics in metal vapors

    • V. A. Kiyashko
    • A. K. Popov
    • V. Sh. Epstein

    Contributed Papers Pages: 53 - 54

11. Computer simulation of multiphoton excitation of SF₆ molecules cooled by pulsed supersonic expansion

    • V. Toşa
    • I. Deac
    • V. Mercea

    Contributed Papers Pages: 55 - 57

12. Comparison of frequency stabilities of the Rb standard and of the He−Ne/CH₄ laser stabilized to theE line in methane

    • V. P. Chebotayev
    • V. M. Klementyev
    • V. F. Zakharyash

    Contributed Papers Pages: 59 - 61