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Title: | Experimental ion mobility measurements in Xe-CF4 mixtures |
Authors: | Cortez, André F.V. Kaja, Magdalena A. Escada, J. M.D. Santos, M. A.G. Neves, Pedro N.B. Santos, Filomena P. Borges, F. I.G.M. Conde, Carlos A.N. Uludağ Üniversitesi/Fen-Edebiyat Fakültesi/Fizik Bölümü. Veenhof, Robert J. 6603742499 |
Keywords: | Instruments & instrumentation Charge transport and multiplicat ion in gas Gaseous detectors Ion sources (positiveions, negative ions, electron cyclotron resonance (ECR), electron beam (EBIS)) Ionization and excitation processes CF3+ CHF3 CF4 Ionization Cyclotrons Electric fields Ion sources Ionization of gases Mixtures Negative ions Positive ions Time of arrival Carbon tetrafluoride Excitation process Gaseous mixture Ion-mobility measurements Relative abundance Electron cyclotron resonance |
Issue Date: | Apr-2018 |
Publisher: | IOP Publishing |
Citation: | Cortez, A. F. V. vd. (2018). ''Experimental ion mobility measurements in Xe-CF4 mixtures''. Journal of Instrumentation, 13. |
Abstract: | In this paper we present the results of the ion mobility measurements made in gaseous mixtures of xenon with carbon tetrafluoride (Xe-CF4) for pressures ranging from 6 to 10 Torr (8-10.6 mbar) and for low reduced electric fields in the 10 to 25 Td range (2.4-6.1 kV.cm(-1).bar(-1)), at room temperature. The time-of-arrival spectra revealed one or two peaks depending on the gas relative abundances, which were attributed to CF3+ and to Xe-2(+) ions. However, for Xe concentrations above 60%, only one peak remains (Xe-2(+)). The reduced mobilities obtained from the peak centroid of the time-of-arrival spectra are presented for Xe concentrations in the 5%-95% range. |
URI: | https://doi.org/10.1088/1748-0221/13/04/P04006 https://iopscience.iop.org/article/10.1088/1748-0221/13/04/P04006 http://hdl.handle.net/11452/34945 |
ISSN: | 1748-0221 |
Appears in Collections: | Scopus Web of Science |
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Veenhof_vd_2018.pdf | 4.94 MB | Adobe PDF | View/Open |
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