| Full name | Abbreviation |
| ammonia | NH3 |
| nitrate | NO3− |
| nitrate reduction reaction | NO3−RR |
| nitrogen | N2 |
| nitrogen reduction reaction | NRR |
| nitrite | NO2− |
| nitrogen monoxide | NO |
| nitrous oxide | N2O |
| dinitrogen dioxide | HN2O2 |
| nitroxyl | HNO |
| hydroxylamine | H2NOH |
| nitrosoamide | NONH2 |
| Renewable Energy to Fuels through Utilization of Energy-dense Liquids | REFUEL |
| Department of Energy | DOE |
| biocatalyzed by nitrate/nitrite reductase | bio-NRA |
| hydrogen evolution reaction | HER |
| adsorbed active hydrogen species | Had |
| ion chromatography | IC |
| ion selective electrode | ISE |
| hydrogen nuclear magnetic resonance spectroscopy | 1H NMR |
| single-atom catalyst | SAC |
| online differential electrochemical mass spectrometry | DEMS |
| X-ray photoelectron spectroscopy | XPS |
| X-ray adsorption spectroscopy | XAS |
| ultraviolet photoelectron spectroscopy | UPS |
| polyallylamine | PA |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.