Dielectric and Magnetic Spherical Hollow Shells Subjected to a dc or Low-Frequency ac Field of Any Spatial Form: Complete Theoretical Survey of All Scalar and Vector Physical Entities, Including the Depolarization Effect. - Moraitis, Petros; Tsakmakidis, Kosmas; Nemes, Norbert M.; Stamopoulos, Dimosthenis (Materials (1996-1944), 2026)