isobar

isobar
iso|bar
<zu ↑iso... u. gr. báros »Schwere, Gewicht; Druck«>:
1. gleiche Nukleonenzahl bei verschiedener Protonen- u. Neutronenzahl besitzend (in Bezug auf Atomkerne).
2. gleichen Druck habend (Phys.);
isobarer Vorgang: ohne Druckänderung verlaufender Vorgang (Phys.).

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