3D imaging of semiconductor colloid nanocrystals: on the way to nanodiagnostics of track membranes S.I. Kulyk, I.Y. Eremchev, A.A. Gorshelev, A.V. Naumov, D.L. Zagorsky, S.P. Kotova, V.G. Volostnikov and E.N. Vorontsov EPJ Web Conf., 132 (2017) 03024 Published online: 13 December 2016 DOI: 10.1051/epjconf/201713203024