TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
FRAGMENT ION [6 records]
Record 1 - internal organization data 1998-02-18
Record 1, English
Record 1, Subject field(s)
- Optics
- Chemistry
Record 1, Main entry term, English
- fragment ion
1, record 1, English, fragment%20ion
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
An ion produced by the loss of one or more fragments from a parent molecular ion. 2, record 1, English, - fragment%20ion
Record 1, French
Record 1, Domaine(s)
- Optique
- Chimie
Record 1, Main entry term, French
- ion(-)fragment
1, record 1, French, ion%28%2D%29fragment
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Ion formé par la perte d'un ou de plusieurs fragments d'un ion moléculaire parent. 2, record 1, French, - ion%28%2D%29fragment
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 1998-02-16
Record 2, English
Record 2, Subject field(s)
- Chemistry
Record 2, Main entry term, English
- appearance energy
1, record 2, English, appearance%20energy
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
- appearance potential 2, record 2, English, appearance%20potential
avoid
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
The lowest energy which must be imparted to the parent molecule to cause it to produce a particular specified fragment ion. This energy, usually stated in electron volts, may be imparted by electron impact, by photon impact, or in other ways. 1, record 2, English, - appearance%20energy
Record 2, French
Record 2, Domaine(s)
- Chimie
Record 2, Main entry term, French
- énergie d'apparition
1, record 2, French, %C3%A9nergie%20d%27apparition
correct, feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
- potentiel d'apparition 1, record 2, French, potentiel%20d%27apparition
avoid, masculine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
[...] énergie la plus faible qu'il faut fournir au composé parent pour qu'il produise un ion fragment donné défini. Cette énergie, habituellement indiquée en électron-volts, peut être fournie par impact électronique, impact photonique ou d'une autre façon. 1, record 2, French, - %C3%A9nergie%20d%27apparition
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 1998-02-09
Record 3, English
Record 3, Subject field(s)
- Chemistry
Record 3, Main entry term, English
- parent ion
1, record 3, English, parent%20ion
correct, see observation
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
[In mass spectrometry], the ion precursor of a fragment ion. The term refers to any ion that undergoes fragmentation... 1, record 3, English, - parent%20ion
Record number: 3, Textual support number: 1 OBS
The term ... is not interchangeable with molecular ion. 1, record 3, English, - parent%20ion
Record 3, French
Record 3, Domaine(s)
- Chimie
Record 3, Main entry term, French
- ion parent
1, record 3, French, ion%20parent
correct, see observation, masculine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
[En spectrométrie de masse], [...] ion précurseur d'un ion fragment ou d'un ion intermédiaire métastable. Il est clair que l'expression est applicable à tout ion pouvant subir une fragmentation. 1, record 3, French, - ion%20parent
Record number: 3, Textual support number: 1 OBS
L'expression n'est pas interchangeable avec ion moléculaire. 1, record 3, French, - ion%20parent
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 1998-02-05
Record 4, English
Record 4, Subject field(s)
- Chemistry
Record 4, Main entry term, English
- precursor ion
1, record 4, English, precursor%20ion
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
- progenitor ion 1, record 4, English, progenitor%20ion
correct
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
[In mass spectrometry], the precursor or progenitor of a fragment ion or of a metastable intermediate. 1, record 4, English, - precursor%20ion
Record 4, French
Record 4, Domaine(s)
- Chimie
Record 4, Main entry term, French
- ion précurseur
1, record 4, French, ion%20pr%C3%A9curseur
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- ion progéniteur 1, record 4, French, ion%20prog%C3%A9niteur
correct, masculine noun
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
[En spectrométrie de masse], [...] précurseur d'un ion fragment ou d'un intermédiaire métastable. 1, record 4, French, - ion%20pr%C3%A9curseur
Record number: 4, Textual support number: 1 OBS
Un fragment d'ion peut lui-même être le précurseur («progéniteur») d'autres fragments. 1, record 4, French, - ion%20pr%C3%A9curseur
Record 4, Spanish
Record 4, Textual support, Spanish
Record 5 - internal organization data 1998-02-05
Record 5, English
Record 5, Subject field(s)
- Chemistry
Record 5, Main entry term, English
- principal ion
1, record 5, English, principal%20ion
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
Record 5, Textual support, English
Record number: 5, Textual support number: 1 DEF
[In mass spectroscopy], a molecular or fragment ion made up of the most abundant isotopes of each of its atomic constituents. 1, record 5, English, - principal%20ion
Record number: 5, Textual support number: 1 OBS
In the case of compounds that have been artificially isotopically enriched in one or more positions ... the principal ion may be defined by treating the heavy isotopes as new atomic species. 1, record 5, English, - principal%20ion
Record 5, French
Record 5, Domaine(s)
- Chimie
Record 5, Main entry term, French
- ion principal
1, record 5, French, ion%20principal
correct, masculine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
Record 5, Textual support, French
Record number: 5, Textual support number: 1 DEF
[En spectroscopie de masse], [...] ion moléculaire ou [...] ion fragment constitué des isotopes les plus abondants de chacun de ses constituants atomiques. 1, record 5, French, - ion%20principal
Record number: 5, Textual support number: 1 OBS
Dans le cas de composés ayant isotopiquement été enrichis artificiellement dans une ou plusieurs positions; [...] l'ion principal doit être défini en considérant les isotopes lourds comme de nouvelles espèces atomiques. 1, record 5, French, - ion%20principal
Record 5, Spanish
Record 5, Textual support, Spanish
Record 6 - internal organization data 1997-09-10
Record 6, English
Record 6, Subject field(s)
- Chemistry
Record 6, Main entry term, English
- metastable ion decomposition
1, record 6, English, metastable%20ion%20decomposition
correct
Record 6, Abbreviations, English
Record 6, Synonyms, English
Record 6, Textual support, English
Record number: 6, Textual support number: 1 DEF
[In mass spectrometry], the decomposition of an ion of mass [m subscript 1] into an ion of mass m2(m2 < m1) occurring during the passage of the ion through the mass spectrometer. The decomposition is on a time-scale longer than that generating a normal fragment ion. 1, record 6, English, - metastable%20ion%20decomposition
Record 6, French
Record 6, Domaine(s)
- Chimie
Record 6, Main entry term, French
- décomposition d'ion métastable
1, record 6, French, d%C3%A9composition%20d%27ion%20m%C3%A9tastable
correct, feminine noun
Record 6, Abbreviations, French
Record 6, Synonyms, French
Record 6, Textual support, French
Record number: 6, Textual support number: 1 DEF
[En spectrométrie de masse], la décomposition d'un ion de masse m1 en un ion de masse m2 recueilli au collecteur (m2 < m1) se produisant après l'extraction de l'ion de masse m1 de la source et durant le passage de l'ion à travers le spectromètre de masse. Cette décomposition se produit à une échelle de temps de beaucoup supérieure à celle qui conduit à un ion fragment normal. 1, record 6, French, - d%C3%A9composition%20d%27ion%20m%C3%A9tastable
Record 6, Spanish
Record 6, Textual support, Spanish
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