Structure and compositional properties diamond materials (Fe-Cu-Ni-Sn) obtained by hot pressing - E. S. Hevorkian; V. A. Mechnyk; M. O. Bondarenko; Yu. V. Nesterenko; O. M. Melnyk; V. O. Chyshkala; S. V. Lytovchenko (Physical surface engineering, 2015)