Plasma kinetics in molecular plasmas and modeling of reentry plasmas
Capitelli, M; Celiberto, R; Colonna, G; D'Ammando, G; De Pascale, O; Diomede, P; Esposito, F; Gorse, C; Laricchiuta, A; Longo, S; Pietanza, L D; Taccogna, F; Capitelli, M; Department of Chemistry, University of Bari, via Orabona 4, 70126 Bari, Italy; CNR IMIP Bari, via Orabona 4, 70126 Bari, Italy; Celiberto, R; Department of Water Engineering and Chemistry, Bari Polytechnic, Italy; Colonna, G; CNR IMIP Bari, via Orabona 4, 70126 Bari, Italy; D'Ammando, G; Department of Chemistry, University of Bari, via Orabona 4, 70126 Bari, Italy; De Pascale, O; CNR IMIP Bari, via Orabona 4, 70126 Bari, Italy; Diomede, P; Plasma Processing Laboratory, Department of Chemical and Biomolecular Engineering, University of Houston, Houston TX, USA; Esposito, F; CNR IMIP Bari, via Orabona 4, 70126 Bari, Italy; Gorse, C; Department of Chemistry, University of Bari, via Orabona 4, 70126 Bari, Italy; CNR IMIP Bari, via Orabona 4, 70126 Bari, Italy; Laricchiuta, A; CNR IMIP Bari, via Orabona 4, 70126 Bari, Italy; Longo, S; Department of Chemistry, University of Bari, via Orabona 4, 70126 Bari, Italy; CNR IMIP Bari, via Orabona 4, 70126 Bari, Italy; Pietanza, L D; CNR IMIP Bari, via Orabona 4, 70126 Bari, Italy; Taccogna, F; CNR IMIP Bari, via Orabona 4, 70126 Bari, Italy
Журнал:
Plasma Physics and Controlled Fusion
Дата:
2011-12-01
Аннотация:
State-to-state non-equilibrium plasma kinetics is widely used to characterize cold molecular and reentry plasmas. The approach requires a high level of dynamical information, and demands a large effort in the creation of complete databases of state-resolved cross sections and rate coefficients. Recent results, emphasizing the dependence of elementary process probability on both the vibrational and rotational energy content of the H<sub>2</sub> molecule, are presented for those channels governing the microscopic collisional dynamics in non-equilibrium plasmas, i.e. electron-impact induced resonant processes, vibrational deactivation and dissociation in atom–diatom collisions and atomic recombination at the surface. Results for H<sub>2</sub> plasmas, i.e. negative ion sources for neutral beam injection in fusion reactors, RF parallel-plate reactors for microelectronics, atmospheric discharges and the shock wave formed in the hypersonic entry of vehicles in planetary atmosphere for aerothermodynamics, are discussed.
951.7Кб