SF6 Negative Ion Formation in Charge Transfer Experiments
Abstract
:1. Introduction
2. Results
3. Discussion
3.1. SF6− Formation
3.2. SF5− and F− Formation
3.3. SF3−, F2−, and S− Formation
3.4. Energy Loss Data
4. Materials and Methods
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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K+ Energy Loss Feature (eV) | VEA (eV) | Calculated VE (eV) | Assignment | EA resonances (eV) [5] |
---|---|---|---|---|
3.39 ± 0.11 | 0.95 ± 0.11 | – | – | – |
7.11 ± 0.14 | −2.77 ± 0.14 | 3.81 | LUMO+46 | 2.6 (2.8; ~2.9 [19]) |
10.67 ± 0.10 | −6.33 ± 0.10 | 6.30 | LUMO+57 | ~5.4; (5.7 ± 0.1 [38]) |
12.33 ± 0.10 | −7.99 ± 0.10 | 7.24 | LUMO+65 | 8.8 (8.9) |
15.39 ± 0.10 | −11.05 ± 0.10 | 11.01 | LUMO+73 | 11.3 (11.5; 11.6) |
17.34 ± 0.10 | −13.00 ± 0.10 | 12.89 | LUMO+81 | – |
19.89 ± 0.10 | −15.55 ± 0.10 | 15.68 | LUMO+97 | – |
22.93 ± 0.10 | −18.59 ± 0.10 | 17.60 | LUMO+101 | – |
24.94 ± 0.10 | −20.60 ± 0.10 | 21.56 | LUMO+102 | – |
Compound | Electron Affinity (eV) [35] | Bond Dissociation Energy (eV) [57] |
---|---|---|
SF6 | 0.910 ± 0.070 1 | – |
SF5 | 3.850 ± 0.020 | – |
SF3 | 3.070 ± 0.020 | – |
F2 | 3.005 ± 0.071 | – |
F | 3.401191 ± 0.000026 | – |
SF5–F | – | 4.00 ± 0.16 [58] |
SF4–F | – | 2.51 ± 0.13 |
SF3–F | – | 3.47 ± 0.56 |
SF2–F | – | 2.64 ± 0.12 |
SF–F | – | 3.98 ± 0.24 |
S–F | – | 3.51 ± 0.07 |
F–F | – | 1.627 ± 0.100 2 [59] |
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Kumar, S.; Hoshino, M.; Kerkeni, B.; García, G.; Ouerfelli, G.; Al-Mogren, M.M.; Limão-Vieira, P. SF6 Negative Ion Formation in Charge Transfer Experiments. Molecules 2024, 29, 4118. https://doi.org/10.3390/molecules29174118
Kumar S, Hoshino M, Kerkeni B, García G, Ouerfelli G, Al-Mogren MM, Limão-Vieira P. SF6 Negative Ion Formation in Charge Transfer Experiments. Molecules. 2024; 29(17):4118. https://doi.org/10.3390/molecules29174118
Chicago/Turabian StyleKumar, Sarvesh, Masamitsu Hoshino, Boutheïna Kerkeni, Gustavo García, Ghofrane Ouerfelli, Muneerah Mogren Al-Mogren, and Paulo Limão-Vieira. 2024. "SF6 Negative Ion Formation in Charge Transfer Experiments" Molecules 29, no. 17: 4118. https://doi.org/10.3390/molecules29174118