FIELD: chemistry.
SUBSTANCE: device includes a capacitance measuring device having positive and negative terminals, a leached component comprising a polycrystalline structure, the first wire and the second wire, the leached component includes the first surface and the opposing second surface, the first conductor electrically connects the positive terminal of one of the surfaces of the leached component, and the second conductor electrically connects the negative terminal of the other surface of the leached component.
EFFECT: provision of opportunities for non-destructive measurement of the leaching depth within the polycrystalline structure.
24 cl, 9 dwg
