Title: double injection
Long Title: IUPAC Gold Book - double injection
DOI: 10.1351/goldbook.08792
Status: current

Definition
Simultaneous injection of both types of charge carriers (electrons and holes) into a material or a device.

Note
Double injection is used in production of electrets and function of light-emitting diodes.

Related Terms
- charge carriers: https://goldbook.iupac.org//terms/view/08775
- electrets: https://goldbook.iupac.org//terms/view/08795
- holes: https://goldbook.iupac.org//terms/view/08826
- light-emitting diodes: https://goldbook.iupac.org//terms/view/08836

Source
- PAC, 2022, 94, 15. 'Glossary of terms relating to electronic, photonic and magnetic properties of polymers (IUPAC Recommendations 2021)' on page 24 (https://doi.org/10.1515/pac-2020-0501)

Other Outputs
- html: https://goldbook.iupac.org/terms/view/08792/html
- json: https://goldbook.iupac.org/terms/view/08792/json
- xml: https://goldbook.iupac.org/terms/view/08792/xml

Citation: Citation: 'double injection' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.08792
License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms.
Collection: If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org .
Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.
Accessed: 2026-04-18T05:31:42+00:00