Electron magnetic resonance (EMR) spectra of Cr3+ ions in samples of chromium-doped strontium titanate (SrTiO3) have been studied at room temperature for chromium concentrations between 0. 20 and 1. 00 mol%. https://www.diegojavierfares.com/limited-stock-Dog-Bone-Candy-Mold-save-more/