Dissociation-ionization and ionization-dissociation by multiphoton absorption of acetaldehyde at 266 and 355 nm. Dissociation pathways
Fuente:
Redalyc
Enregistré dans:
| Auteur principal: | |
|---|---|
| Format: | Artículo científico |
| Langue: | en |
| Publié: |
Sociedad Mexicana de Física A.C.
2016
|
| Sujets: | |
| Accès en ligne: | |
| Tags: |
Ajouter un tag
Pas de tags, Soyez le premier à ajouter un tag!
|
| _version_ | 1876462597144838144 |
|---|---|
| author | J.C. Poveda |
| author_facet | J.C. Poveda |
| contents | Dissociation-ionization and ionization-dissociation by multiphoton absorption of acetaldehyde at 266 and 355 nm. Dissociation pathways J.C. Poveda I. Álvarez A. Guerrero-Tapia C. Cisneros Física, Astronomía y Matemáticas Acetaldehyde photoionization photodissociation multiphoton processes molecular dissociation The experimental results from the interaction of a sample of acetaldehyde (CH3CHO) with laser radiation at intensities between 109and1011Wcm°2and wavelengths of 266 and 355 nm are reported. As a result of multiple photon absorption, cations from ionization-dissociation(I-D) or dissociation-ionization (D-I) processes, were detected using a reflectron time of flight mass spectrometer. The processes I-D ispredominant at 355 nm and D-I is predominant at 266 nm. The formation of different ions is discussed. From analysis of the ratios betweenthe ion currents [I(CH3CO+)+I(CO+)]/[ I(CH+3)+I(HCO+)], originated from the C-C bond or from the C-H bond breaking at different laserintensities, the predominant channels are determined. 2016 artículo científico 0035-001X https://www.redalyc.org/articulo.oa?id=57045452004 en http://www.redalyc.org/revista.oa?id=570 Revista Mexicana de Física application/pdf Sociedad Mexicana de Física A.C. Revista Mexicana de Física (México) Num.3 Vol.62 |
| format | Artículo científico |
| id | redalyc_57045452004 |
| institution | Redalyc |
| language | en |
| publishDate | 2016 |
| publisher | Sociedad Mexicana de Física A.C. |
| spellingShingle | Dissociation-ionization and ionization-dissociation by multiphoton absorption of acetaldehyde at 266 and 355 nm. Dissociation pathways J.C. Poveda Física, Astronomía y Matemáticas Acetaldehyde photoionization photodissociation multiphoton processes molecular dissociation Dissociation-ionization and ionization-dissociation by multiphoton absorption of acetaldehyde at 266 and 355 nm. Dissociation pathways J.C. Poveda I. Álvarez A. Guerrero-Tapia C. Cisneros Física, Astronomía y Matemáticas Acetaldehyde photoionization photodissociation multiphoton processes molecular dissociation The experimental results from the interaction of a sample of acetaldehyde (CH3CHO) with laser radiation at intensities between 109and1011Wcm°2and wavelengths of 266 and 355 nm are reported. As a result of multiple photon absorption, cations from ionization-dissociation(I-D) or dissociation-ionization (D-I) processes, were detected using a reflectron time of flight mass spectrometer. The processes I-D ispredominant at 355 nm and D-I is predominant at 266 nm. The formation of different ions is discussed. From analysis of the ratios betweenthe ion currents [I(CH3CO+)+I(CO+)]/[ I(CH+3)+I(HCO+)], originated from the C-C bond or from the C-H bond breaking at different laserintensities, the predominant channels are determined. 2016 artículo científico 0035-001X https://www.redalyc.org/articulo.oa?id=57045452004 en http://www.redalyc.org/revista.oa?id=570 Revista Mexicana de Física application/pdf Sociedad Mexicana de Física A.C. Revista Mexicana de Física (México) Num.3 Vol.62 |
| title | Dissociation-ionization and ionization-dissociation by multiphoton absorption of acetaldehyde at 266 and 355 nm. Dissociation pathways |
| topic | Física, Astronomía y Matemáticas Acetaldehyde photoionization photodissociation multiphoton processes molecular dissociation |
| url | https://www.redalyc.org/articulo.oa?id=57045452004 |