Oak leaf. Kirlian photograph of a leaf of the oak tree (Quercus sp.),showing the electromagnetic discharge around the edges. This luminous discharge is the result of high-energy interactions between the leaf and a powerful applied electric field. The oak is a large genus (around 450 species) of hardwood trees that grow in temperate regions of the northern hemisphere | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Pasieka, Alfred |
Bildgröße: | 3867 px × 4787 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |