ammoniumyl radical ions

https://doi.org/10.1351/goldbook.A00293
H3N·+ and its hydrocarbyl derivatives, e.g.
(CH3)3N·+
trimethylammoniumyl,
PhN·+H2
phenylammoniumyl or benzenaminiumyl.
Source:
PAC, 1995, 67, 1307. 'Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)' on page 1317 (https://doi.org/10.1351/pac199567081307)
See also:
PAC, 1993, 65, 1357. 'Revised nomenclature for radicals, ions, radical ions and related species (IUPAC Recommendations 1993)' on page 1357 (https://doi.org/10.1351/pac199365061357)