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Title: Second-harmonic generation in zinc tris(thiourea) sulfate

Journal Article · · Applied Optics; (United States)
DOI:https://doi.org/10.1364/AO.31.005051· OSTI ID:7009556
;  [1]; ; ;  [2]; ;  [3]
  1. Rockwell International Science Center, P. O. Box 1085, Thousand Oaks, California 91358 (United States)
  2. Nonlinear Optical Materials Group, Lawrence Livermore National Laboratory, P.O. Box 5508, Livermore, California 94550 (United States)
  3. Cleveland Crystals, Inc., 19306 Redwood Avenue, Cleveland, Ohio 44110 (United States)

The linear and second-order nonlinear optical properties of single-crystal zinc tris(thiourea) sulfate, or ZTS, are determined. The deduced nonlinear coefficients are {vert bar} {ital d}{sub 31} {vert bar}=0.31, {vert bar} {ital d}{sub 32} {vert bar}=0.35, and {vert bar} {ital d}{sub 33} {vert bar}=0.23 pm/V compared with a {vert bar} {ital d}{sub 14} {vert bar} value of 0.39 pm/V for potassium dihydrogen phosphate. Because it exhibits a low angular sensitivity ({delta}{Delta}{ital k}/{delta}{theta}), ZTS may prove useful for type-II second-harmonic generation from 1.06 to 1.027 {mu}m. We present the phase-matching measurement data for ZTS and compare the calculated frequency conversion efficiency for ZTS with that of several other well-characterized materials.

DOE Contract Number:
W-7405-ENG-48
OSTI ID:
7009556
Journal Information:
Applied Optics; (United States), Vol. 31:24; ISSN 0003-6935
Country of Publication:
United States
Language:
English