The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 28, 2010

Filed:

May. 29, 2007
Applicants:

David A. Dahl, Idaho Falls, ID (US);

Anthony D. Appelhans, Idaho Falls, ID (US);

Inventors:

David A. Dahl, Idaho Falls, ID (US);

Anthony D. Appelhans, Idaho Falls, ID (US);

Assignee:

Battelle Energy Alliance, LLC, Idaho Falls, ID (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21K 5/04 (2006.01); H01J 49/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

An EDL includes a case surface and at least one electrode surface. The EDL is configured to receive through the EDL a plurality of ion beams, to generate an electrostatic field between the one electrode surface and either the case surface or another electrode surface, and to increase the separation between the beams using the field. Other than an optional mid-plane intended to contain trajectories of the beams, the electrode surface or surfaces do not exhibit a plane of symmetry through which any beam received through the EDL must pass. In addition or in the alternative, the one electrode surface and either the case surface or the other electrode surface have geometries configured to shape the field to exhibit a less abrupt entrance and/or exit field transition in comparison to another electrostatic field shaped by two nested, one-quarter section, right cylindrical electrode surfaces with a constant gap width.


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