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Phys. Rev. A 69, 020501(R) (2004) [4 pages]

Structure determination through measurements of Doppler-split Auger resonances in fixed-in-space molecules

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F. Gel’mukhanov*, V. Kimberg, and H. Ågren
Theoretical Chemistry, Roslagstullsbacken 15, Royal Institute of Technology, S-106 91 Stockholm, Sweden

Received 7 October 2003; published 6 February 2004

Auger resonances of dissociating atoms in randomly oriented molecules experience large electronic Doppler shifts. We predict that when fixed-in-space molecules are considered there will appear extra Doppler resonances resulting from the diffractional scattering of the Auger electrons by the surrounding atoms. These resonances show sharp maxima in bond directions, something that makes them very promising as probes for local molecular structure using current energy- and angular-resolved electron-ion coincidence experiments.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.69.020501
DOI:
10.1103/PhysRevA.69.020501
PACS:
33.70.Ca, 33.80.Eh, 34.50.Gb

*Permanent address: Institute of Automation and Electrometry, 630090 Novosibirsk, Russia.