FIELD: physics.
SUBSTANCE: invention relates to the valuable document with luminescent, distinct agglomerates, which include respectively, at least, two different emitting luminescent, solid homogeneous phase, from the first or the second length of the emitted waves, wherein there is a statistical correlation between the first luminescence intensity and the second luminescence intensity, in the analysis of the measured values, which are obtained by the valuable document held in various locations, depending on the measurement location of the first luminescence intensity at the first length of the emitted waves and the second luminescence intensity in the second length of the emitted waves.
EFFECT: improved method.
15 cl, 12 dwg
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Authors
Dates
2017-04-04—Published
2013-06-28—Filed