American Institute of Physics, Applied Physics Letters, 3(92), p. 032904
DOI: 10.1063/1.2830993
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In this work, we present observations of the polarization process in strontium barium niobate Sr0.75Ba0.25Nb2O6 (SBN-0.75) crystals by measuring the diffuse generation of the second harmonic converted by the random ferroelectric domains. The ability of a field-controlling intensity of the diffuse second harmonic generation is analyzed and discussed in terms of the specific switching scenario in SBN crystals.