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Ejection of quasi-free-electron pairs from the helium-atom ground state by single-photon absorption

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Date

2013

Authors

Schöffler, M S
Stuck, C
Waitz, M
Trinter, F
Jahnke, T.
Lenz, U
Jones, M
Belkacem, A
Landers, A L
Pindzola, M.S.

Journal Title

Journal ISSN

Volume Title

Publisher

American Physical Society

Abstract

We investigate the single-photon double ionization of helium at photon energies of 440 and 800 eV. We observe doubly charged ions with close to zero momentum corresponding to electrons emitted back to back with equal energy. These slow ions are the unique

Description

Keywords

Keywords: Convergent close couplings; Double ionization mechanisms; Doubly charged ions; Electromagnetic interactions; Experimental datum; Single-photon absorptions; Single-photon double ionization; Time-dependent close-coupling methods; Helium; Photons; Photoioniz

Citation

URI

http://hdl.handle.net/1885/73255

Collections

ANU Research Publications

Source

Physical Review Letters

Type

Journal article

Book Title

Entity type

Access Statement

Open Access

License Rights

DOI

10.1103/PhysRevLett.111.013003

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01_Schöffler_Ejection_of_2013.pdf (714.47 KB)

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