TITLE

Guided-wave acousto-optic interaction in proton-exchanged Y-cut LiNbO3

AUTHOR(S)
Dawar, A. L.; Al-Shukri, S. M.; De La Rue, R. M.
PUB. DATE
June 1986
SOURCE
Applied Physics Letters;6/9/1986, Vol. 48 Issue 23, p1579
SOURCE TYPE
Academic Journal
DOC. TYPE
Article
ABSTRACT
We report for the first time results for acousto-optic interaction in proton-exchange waveguides in Y-LiNbO3. The value of acousto-optic diffraction efficiency was as high as 72% for an electrical input power of 540 mW at 425 MHz.
ACCESSION #
9820031

 

Related Articles

  • Light propagation and acousto-optic interaction in a LiNbO3 spherical waveguide. Li, Q.; Tsai, C. S.; Sottini, S.; Lee, C. C. // Applied Physics Letters;4/15/1985, Vol. 46 Issue 8, p707 

    Propagation, guiding, collimation, and focusing of a light beam at 6328-Ã… wavelength in a LiNbO3 spherical waveguide as well as acousto-optic diffraction in such a waveguide using the surface acoustic wave centering at 245 MHz have been accomplished for the first time. Near...

  • Acousto-optic interaction in proton-exchange 128° rotated Y-cut LiNbO3 optical waveguides. Saiga, N.; Ichioka, Y. // Journal of Applied Physics;2/1/1987, Vol. 61 Issue 3, p1230 

    Investigates the characteristics of proton-exchange optical wave guides using a substrate of a rotated Y-cut lithium niobate. Variation of refractive index; Diffraction efficiency exhibited by the acousto-optic interaction between a guided mode and surface acoustic wave; Photoelastic...

  • Experimental Study of Acoustooptical Interaction in Lithium Niobate in the Frequency Range from 7.5 to 10.5 GHz. Petrov, V. V.; Grigor’ev, M. A.; Tolstikov, A. V. // Optics & Spectroscopy;Sep2000, Vol. 89 Issue 3, p463 

    Results of the studies of acoustooptical interaction in a lithium niobate crystal upon excitation of an elastic wave in the direction of the X-axis by a multielement piezoelectric transducer at frequencies about 10 GHz are presented. The experimental method is described. Frequency dependences of...

  • Characterization of proton exchange lithium niobate waveguides. Paz-Pujalt, Gustavo R.; Tuschel, David D.; Braunstein, Gabriel; Blanton, Thomas; Lee, S. Tong; Salter, Lillie M. // Journal of Applied Physics;10/1/1994, Vol. 76 Issue 7, p3981 

    Studies the characterization of proton exchange lithium niobate waveguides. Effects of annealing as it relates to the recovery of optical properties; Phases of different chemical composition and structure; Indication of differential scanning calorimetry measurements indicated a broad endotherm...

  • Wavelength shifting of optical pulses through cascaded second-order processes in a... Cristiani, I.; Banfi, G. P.; Degiorgio, V.; Tartara, L. // Applied Physics Letters;8/30/1999, Vol. 75 Issue 9, p1198 

    Investigates the efficiency of wavelength shifting through a cascaded second-order process in a lithium-niobate channel waveguide. Wavelength conversion obtained with pump pulse energy; Generation of a pulse at a wavelength from the signal under the action of a pump; Wavelength of phase...

  • Depth profiling of the d[sub 33] nonlinear coefficient in annealed proton exchanged LiNbO[sub 3].... Bortz, M.L.; Eyres, L.A.; Fejer, M.M. // Applied Physics Letters;4/26/1993, Vol. 62 Issue 17, p2012 

    Describes the d[sub 33] nonlinear coefficient depth profiling in annealed proton exchanged LiNbO[sub 3] waveguides. Retention of d[sub 33] coefficient; Variation of d[sub 33] value with the annealing time; Variation of the guided wave frequency; Determination of the normalized conversion...

  • Raman characterization of H:LiNbO[sub 3] waveguides. Savova, I.; Savatinova, I.; Kircheva, P.; Liarokapis, E. // Applied Physics B: Lasers & Optics;2001, Vol. 73 Issue 5/6, p565 

    In this work we present polarized Raman measurements of z-cut multimode H:LiNbO[sub 3] waveguides in the κ[sub i] - and β[sub i] -phase states. A spectrum with unexpected form and behaviour, originating from the layer at the very surface, was observed in samples with various degrees of...

  • Compositional characterisation of Zn-diffused lithium niobate waveguides. Nevado, R.; Sada, C.; Segato, F.; Caccavale, F.; Kling, A.; Soares, J.C.; Cantelar, E.; Cussó, F.; Lifante, G. // Applied Physics B: Lasers & Optics;2001, Vol. 73 Issue 5/6, p555 

    Rutherford backscattering (RBS) and secondary-ion mass spectrometry techniques have been used to investigate the two-step process involved during waveguide fabrication in LiNbO[sub 3] using Zn-vapour diffusion. Compositional analysis (O, Nb, Li and Zn) in the two steps has been characterised....

  • Analysis of THz-wave surface-emitted difference-frequency generation in periodically poled lithium niobate waveguide. Avetisyan, Y.; Sasaki, Y.; Ito, H. // Applied Physics B: Lasers & Optics;2001, Vol. 73 Issue 5/6, p511 

    It was shown that the periodically poled LiNbO[sub 3] -waveguide with period of poling λ≈λ/n[sub g] (λ is the wavelength of emitted THz-wave, n[sub g] is a refractive index corresponding to optical group velocity) emits THz-wave difference-frequency generation (DFG) in the direction...

  • Efficient cascaded difference frequency conversion in periodically poled Ti:LiNbO[sub 3] waveguides using pulsed and cw pumping. Schreiber, G.; Suche, H.; Lee, Y.L.; Grundkötter, W.; Quiring, V.; Ricken, R.; Sohler, W. // Applied Physics B: Lasers & Optics;2001, Vol. 73 Issue 5/6, p501 

    Using an FM-mode-locked Ti:Er:LiNbO[sub 3] waveguide laser as the fundamental source, wavelength conversion by cascaded χ[sup (2)] :χ[sup (2)] -difference frequency generation with a conversion efficiency of up to +3(-4.6) dB was demonstrated at a pulse repetition rate of about 2 (10)...

Share

Read the Article

Courtesy of THE LIBRARY OF VIRGINIA

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

Try another library?
Sign out of this library

Other Topics