Hydrogen emission. View of a discharge tube filled with gaseous hydrogen and excited by an electrical discharge. The tube glows with a characteristic purple-reddish colour due to the emission spectrum of hydrogen atoms | |
Licence : | Droits gérés |
Crédit: | Science Photo Library |
Taille de l’image : | 4288 px × 4288 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |