Gadolinium. Vial containing samples of the rare earth metal Gadolinium (Gd). The rare earth metals,or rare earth elements,are a set of seventeen chemical elements in the periodic table,specifically the fifteen lanthanides plus scandium and yttrium. Gadolinium is a soft silvery-white metallic element. It is only found in salt form in nature. It is used to shield nuclear reactors and as a contrast medium for MRI (magnetic resonance imaging) scans | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4134 px × 4347 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: | - |