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:
Jan. 14, 2025

Filed:

Oct. 15, 2020
Applicant:

Asml Netherlands B.v., Veldhoven, NL;

Inventor:
Assignee:

ASML NETHERLANDS B.V., Veldhoven, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 23/00 (2006.01); G01N 21/33 (2006.01); G01N 21/95 (2006.01); G01N 23/20008 (2018.01); G02F 1/35 (2006.01); G03F 7/00 (2006.01); H05G 2/00 (2006.01);
U.S. Cl.
CPC ...
G01N 21/9501 (2013.01); G01N 21/33 (2013.01); G01N 23/20008 (2013.01); G02F 1/354 (2021.01); G03F 7/70033 (2013.01); G03F 7/7065 (2013.01); H05G 2/003 (2013.01); H05G 2/008 (2013.01); G01N 2223/05 (2013.01); G01N 2223/6116 (2013.01);
Abstract

A high harmonic radiation source and associated method of generating high harmonic radiation is disclosed. The high harmonic radiation source is configured to condition a gas medium by irradiating the gas medium with a pre-pulse of radiation, thereby generating a plasma comprising a pre-pulse plasma distribution; and irradiate the gas medium with a main pulse of radiation to generate said high harmonic radiation. The conditioning step is such that the plasma comprising a pre-pulse plasma distribution acts to configure a wavefront of said main pulse to improve one or both of: the efficiency of the high harmonic generation process and the beam quality of the high harmonic radiation. The high harmonic radiation source further may comprise a beam shaping device configured to shape said customized pre-pulse prior to said conditioning.


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