Journalartikel

Interference of direct and resonant channels in electron-impact ionization of C3+ ions: Unified R-matrix calculation and experiment


AutorenlisteTeng, H; Knopp, H; Ricz, S; Schippers, S; Berrington, KA; Müller, A

Jahr der Veröffentlichung2000

ZeitschriftPhysical review A

Bandnummer61

Heftnummer6

ISSN1050-2947

eISSN1094-1622

DOI Linkhttps://doi.org/10.1103/PhysRevA.61.060704

VerlagAmerican Physical Society


Abstract
Calculated total cross sections for electron-impact ionization of C3+ using a unified theoretical approach are compared with high-resolution high-precision measurements clearly demonstrating interference of resonant multielectron reaction channels with direct ionization and inner-shell excitation. In particular, the so-called READI process, i.e., K-shell excitation with simultaneous capture of the incident electron (resonant-excitation) and a subsequent three-electron interaction resulting in simultaneous ejection of two electrons (auto-double-ionization) has been studied in unprecedented detail. The calculation is in very good agreement with the experimental cross section.



Zitierstile

Harvard-ZitierstilTeng, H., Knopp, H., Ricz, S., Schippers, S., Berrington, K. and Müller, A. (2000) Interference of direct and resonant channels in electron-impact ionization of C3+ ions: Unified R-matrix calculation and experiment, Physical review A, 61(6), Article 060704(R). https://doi.org/10.1103/PhysRevA.61.060704

APA-ZitierstilTeng, H., Knopp, H., Ricz, S., Schippers, S., Berrington, K., & Müller, A. (2000). Interference of direct and resonant channels in electron-impact ionization of C3+ ions: Unified R-matrix calculation and experiment. Physical review A. 61(6), Article 060704(R). https://doi.org/10.1103/PhysRevA.61.060704



Schlagwörter


BE+COUPLING METHODSCROSS-SECTIONSSINGLE


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