ScienceAugust 17, 2026

diazenylium

DYE-uh-ZEN-ih-lee-um

Definition

A positively charged molecular ion with the chemical formula N2H+.

Etymology

Derived from 'diazo-' (a prefix referring to compounds containing two nitrogen atoms) and '-ium' (a suffix used to denote a positively charged ion). It describes the structure of the N2H+ molecule.

In the news

In this article, diazenylium-d1 (a heavy isotopic form of diazenylium) was used as a tracer molecule to track the motion of charged particles within a star-forming core, allowing researchers to measure their speed relative to neutral gas.

Scientists detect key process that triggers new star formation

Read the full article ↗

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