Phys. Rev. Lett. 46, 1451–1454 (1981)Ion Collisions with Rydberg Atoms in Strong Electric FieldsReceived 2 February 1981; published in the issue dated 1 June 1981 The classical-trajectory Monte Carlo method has been used to investigate collisions of ions and Rydberg atoms in strong dc electric fields. Cross sections are presented for n=10 and n=20 Rydberg atoms at velocities 1<~v/ve<~10 where ve=n-1 a.u. Electric fields which ionize product Rydberg atoms in states n′=n+Δn with Δn=1, 2, and 4 were used. The electric field caused the cross sections for electron capture to decrease by up to fourfold while the ionization values increased by up to two orders of magnitude. © 1981 The American Physical Society URL:
http://link.aps.org/doi/10.1103/PhysRevLett.46.1451
DOI:
10.1103/PhysRevLett.46.1451
PACS:
34.50.Hc, 34.70.+e
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