Phase locking of linear arrays of CO[sub 2] waveguide lasers by the waveguide-confined Talbot

Hornby, A.M.; Baker, H.J.
November 1993
Applied Physics Letters;11/8/1993, Vol. 63 Issue 19, p2591
Academic Journal
Examines phase locking of carbon dioxide waveguide laser arrays by low-loss coupling in a slab waveguide of Talbot imaging dimensions within a two-mirror cavity. Significance of the technique in channel coupling; Prediction on the imaging losses from waveguide-confined Talbot effect; Comparison between phase-locked and incoherent powers.


Related Articles

  • Phase-locked CO[sub 2] laser array using diagonal coupling of waveguide channels. Abramski, K.M.; Colley, A.D. // Applied Physics Letters;2/3/1992, Vol. 60 Issue 5, p530 

    Develops a technique for phase locking of carbon dioxide waveguide laser arrays using diagonal coupling of waveguide channels. Geometrical overlapping of square-cross section channels along a diagonal direction; Dependence of phase-locking range on coupling geometry; Determination of power...

  • Phase locking in a multichannel radial array CO[sub 2] laser. Yelden, E.F.; Seguin, H.J.J.; Capjack, C.E.; Reshef, H. // Applied Physics Letters;3/22/1993, Vol. 62 Issue 12, p1311 

    Investigates phase locking in an extended-area, multichannel, radial array, carbon dioxide laser. Percentage of preliminary self-phase-locking; Determination of the phase-locking mechanism; Role of the central region.

  • High frequency intensity modulation of a CO[sub 2] waveguide laser by mode-locking techniques. Tulip, John; Simard, Jean-Robert // Review of Scientific Instruments;Jan1996, Vol. 67 Issue 1, p36 

    Explains the design of a mode-locked waveguide carbon dioxide laser. Laser construction procedure; Introduction of a theoretical model relating the performance of the laser; Observation of significant depth of modulation at 190 megahertz with an applied modulation voltage lower than 50 volts.

  • Active length control of two phase locked CO[sub 2] lasers with a digital signal processor. Weingartner, Wendelin; Schro¨der, Kurt; Schuo¨cker, Dieter // Review of Scientific Instruments;Sep2000, Vol. 71 Issue 9 

    Two CO[sub 2] lasers are phase locked together by injection locking, where radiation between the two lasers is exchanged using a copper prism as a beam folding device in the resonators. Extraction of the output radiation is achieved by a common output coupler. As this method is only utilizing...

  • InGaAsP ridge waveguide laser array with nonuniform spacing. Dutta, N. K.; Koszi, L. A.; Segner, B. P.; Napholtz, S. G. // Applied Physics Letters;2/3/1986, Vol. 48 Issue 5, p312 

    The fabrication and performance characteristics of InGaAsP (λ∼1.3 μm) ridge waveguide laser arrays are described. The ridges have variable spacing but are chosen to be of equal widths so that the propagation constants, which determine the emission wavelengths, of the individual...

  • Phase front measurements of AlGaAs 830 nm phase-locked lasers with a real-refractive-index waveguide. Shinozaki, K.; Furukawa, R.; Fukunaga, T.; Watanabe, N. // Applied Physics Letters;6/26/1989, Vol. 54 Issue 26, p2654 

    A phase-locked laser array with refractive-index waveguides and emitting a low phase-aberration beam is described. A fundamental supermode operation of an evanescent-coupled three-element laser array which emits up to 200 mW in a single diffraction-limited beam is achieved. The full beam angle...

  • Synchronizable, injection-locked, Q-switched, mode-locked, and cavity-dumped ten-atmosphere CO2 laser. Houtman, H.; Meyer, J. // Journal of Applied Physics;2/1/1987, Vol. 61 Issue 3, p843 

    Describes a scheme for developing a synchronizable, injection-locked, Q-switched, mode-locked and cavity-dumped 10-atmosphere carbon dioxide lasers. Principle of operation; Information on the amplifier module; Details of the complete optical and electrical arrangement for the laser system.

  • Mid-infrared quantitative spectroscopy by comb-referencing of a quantum-cascade-laser: Application to the CO2 spectrum at 4.3 μm. Gambetta, A.; Gatti, D.; Castrillo, A.; Galzerano, G.; Laporta, P.; Gianfrani, L.; Marangoni, M. // Applied Physics Letters;12/19/2011, Vol. 99 Issue 25, p251107 

    A robust phase-lock of a quantum-cascade-laser to a near-infrared frequency-comb allows absorption spectra of a CO2 gas sample to be acquired at different pressures with extreme repeatability and accuracy by tuning the repetition-rate of the comb, thus ensuring an absolute frequency scale on the...

  • Passive mode locking by carbon nanotubes in a femtosecond laser written waveguide laser. Valle, Giuseppe Della; Osellame, Roberto; Galzerano, Gianluca; Chiodo, Nicola; Cerullo, Giulio; Laporta, Paolo; Svelto, Orazio; Morgner, Uwe; Rozhin, A. G.; Scardaci, V.; Ferrari, A. C. // Applied Physics Letters;12/4/2006, Vol. 89 Issue 23, p231115 

    The authors report on the first demonstration of mode locking in an active waveguide laser manufactured by femtosecond laser writing. The active waveguide is fabricated in an Er–Yb-doped phosphate glass, and the mode locker is a fiber-pigtailed saturable absorber device based on...


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics