TY - SER AU - DANILKEVITCH, Metchislav. TI - Dielectric properties of spinel, garnet and perovskite oxides PY - 2000/// KW - Dielektryki N1 - Dane z Informatora o publikowanych wynikach prac naukowo-badawczych w 2000 roku Wydziału Elektroniki N2 - We suggest a definition of the effective ionic charges qi~( of different pairs of ions connected in tetrahedral, octahedral and dodecahedral polyhsdra ib such oxide crystals as spinels, garnets and perovskites ER -