Published September 1985
| Version v1
Journal article
Total cross section measurements of electrons scattered by nitrogen and carbon dioxide in the energy range 500-3000eV
Description
The experimental total cross sections for electrons scattered by carbon dioxide and nitrogen molecules in the energy range 500-3000eV were measured by the transmission technique and are reported in this paper. The apparatus, experimental techniques and possible sources of error are discussed in details. Comparison of the present experimental data with the results obtained through the addition of the integral elastic cross section and the calculated semi-empirical ionization cross section is made and shows a good agreement. These are the first reported measurements of this kind for electron beam energies above 1600 eV for nitrogen and above 600 eV for carbon dioxide. (Author)
Abstract (Portuguese)
Foram medidas as Seccoes de Choque Total (SCT) para o espalhamento de eletrons de energias entre 500 a 3000 eV transmitidos atraves de nitrogenio e dioxido de carbono. E descrito o aparelho utilizado na obtencao dos resultados experimentais, a tecnica utilizada e possiveis fontes de erros. Os dados experimentais da Seccao de Choque Total sao comparados com resultados teoricos obtidos a partir da soma da seccao de choque diferencial elastica integrada aos valores semi-empiricos da seccao de choque total de ionizacao e com valores experimentais da SCT disponiveis. Para o nitrogenio, acima de 1600 eV e para o dioxido de carbono, acima de 500 eV. estes sao os primeiros resultados reportados na literatura. (Autor)Additional details
Publishing Information
- Journal Title
- Rev. Bras. Fis.
- Journal Volume
- 15
- Journal Issue
- 3
- Series
- Rev. Bras. Fis.
- Journal Page Range
- 224-234
- ISSN
- 0374-4922
- CODEN
- RBFSA
INIS
- Country of Publication
- Brazil
- Country of Input or Organization
- Brazil
- INIS RN
- 17052706
- Subject category
- S74: ATOMIC AND MOLECULAR PHYSICS;
- Resource subtype / Literary indicator
- Numerical Data
- Descriptors DEI
- CARBON DIOXIDE; COMPARATIVE EVALUATIONS; COMPILED DATA; DIFFERENTIAL CROSS SECTIONS; ELECTRON-MOLECULE COLLISIONS; ENERGY DEPENDENCE; EV RANGE 100-1000; EXPERIMENTAL DATA; KEV RANGE 01-10; NITROGEN; TOTAL CROSS SECTIONS; TRANSMISSION
- Descriptors DEC
- CARBON COMPOUNDS; CARBON OXIDES; CHALCOGENIDES; COLLISIONS; CROSS SECTIONS; DATA; ELECTRON COLLISIONS; ELEMENTS; ENERGY RANGE; EV RANGE; EVALUATION; INFORMATION; KEV RANGE; MOLECULE COLLISIONS; NONMETALS; NUMERICAL DATA; OXIDES; OXYGEN COMPOUNDS