Penning ionization: Difference between revisions
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|def=[[Ionization]] via electron removal that occurs through the energy transfer from a neutral species (N) internally excited to a metastable state (such as a high [[wikipedia:Rydberg state|Rydberg state]]) to a neutral species (M) with lower ionization energy, as represented by the following reaction: N<sup>*</sup> + M | |def=[[Ionization]] via electron removal that occurs through the energy transfer from a neutral species (N) internally excited to a metastable state (such as a high [[wikipedia:Rydberg state|Rydberg state]]) to a neutral species (M) with lower ionization energy, as represented by the following reaction: N<sup>*</sup> + M N + M<sup>+</sup> + e<sup>-</sup>. | ||
:Note: Penning ionization differs from [[chemi-ionization]] in that no chemical change is involved. | :Note: Penning ionization differs from [[chemi-ionization]] in that no chemical change is involved. | ||
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[[Category:Ionization]] | [[Category:Ionization]] | ||
[[Category:Orange Book term]] | [[Category:Orange Book term]] | ||
[[category:reactions]] | |||
{{DEFAULTSORT:Penning Ionization}} | {{DEFAULTSORT:Penning Ionization}} | ||
Latest revision as of 11:29, 8 August 2025
| IUPAC RECOMMENDATIONS 2013 |
| Penning ionization |
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Ionization via electron removal that occurs through the energy transfer from a neutral species (N) internally excited to a metastable state (such as a high Rydberg state) to a neutral species (M) with lower ionization energy, as represented by the following reaction: N* + M N + M+ + e-.
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| Related Term(s): |
| Reference(s):
IUPAC. Analytical Division. Compendium of Analytical Nomenclature (the Orange Book). Definitive Rules, 1979. Compiled by J. Inczdy, T. Lengyel, A. M. Ure. Blackwell Scientific Publications, Oxford (1997). On-line corrected version: http://www.iupac.org /publications/analytical compendium (2000). PSI-MS: MS:{{{1}}}1000399 |
| From Definitions of Terms Relating to Mass Spectrometry (IUPAC Recommendations 2013); DOI: 10.1351/PAC-REC-06-04-06 © IUPAC 2013. |
Orange Book
| ORANGE BOOK DEFINITION
IUPAC. Analytical Division. Compendium of Analytical Nomenclature (the Orange Book). Definitive Rules, 1979 (see also Orange Book 2023) |
| Penning ionization |
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Ionization occurs through the interaction of two or more neutral gaseous species, at least one of which is internally excited. |
| IUPAC 1997 Orange Book Chapter 12 |
| Index of Orange Book Terms |
