Systems and methods for reducing the influence of plasma-generated debris on the internal components of an EUV light source

AI Ershov, WF Marx - US Patent 7,196,342, 2007 - Google Patents
Abstract Systems and methods are disclosed for reducing the influence of plasma generated
debris on internal components of an EUV light source. In one aspect, an EUV meteorology …

Method and apparatus for generating high output power gas discharge based source of extreme ultraviolet radiation and/or soft x-rays

G Schriever, U Rebhan - US Patent 6,804,327, 2004 - Google Patents
The method and system herein pertain to an EUV photon source which includes a plasma
chamber filled with a gas mixture, multiple electrodes within the plasma chamber defining a …

Extreme ultraviolet light source

ST Melnychuk, WN Partlo, IV Fomenkov… - US Patent …, 2005 - Google Patents
(63) Continuation-in-part of application No. 10/384.967, filed on ment having an emission
line within a desired extreme Mar. 8, 2003, which is a continuation-in-part of application No …

Bonding tool and its fabrication

RM Horton, JT Hoggins, SY Kuo - US Patent 5,213,248, 1993 - Google Patents
The disclosure is directed to a bonding tool for use primarily in thermo-compression bonding
of electronic circuit components and to a method of making the bonding tool. In one form of …

LPP EUV light source

WN Partlo, DJW Brown, IV Fomenkov… - US Patent …, 2008 - Google Patents
An apparatus and method is described for effectively and efficiently providing plasma
irradiation laser light pulses in an LPP EUV light source which may comprise a laser initial …

Method and apparatus for producing high density plasma using whistler mode excitation

T Ohkawa - US Patent 5,225,740, 1993 - Google Patents
High density plasma is produced in a long cylindrical cavity by the excitation of a high
frequency whistler wave within the cavity. The cylindrical cavity, and hence the plasma, is …

Method for plasma deposition on apertured substrates

GL Cann, CB Shephard Jr, FX McKevitt - US Patent 5,204,144, 1993 - Google Patents
The substrate in a plasma jet deposition system is provided with structural attributes, such as
apertures and/or grooves, that facilitate efficient deposition. Groups of substrates are …

LPP EUV light source drive laser system

AI Ershov, AN Bykanov, O Khodykin… - US Patent …, 2008 - Google Patents
Bollanti et al.," Compact three electrodes excimer laser IANUS for a POPA optical systems”,
SPIE Proc.(2206) 144-153,(1994). Bollanti et al.,“Ianus, the three-electrode excimer laser.” …

Method and apparatus for EUV plasma source target delivery

JM Algots, IV Fomenkov, AI Ershov, WN Partlo… - US Patent …, 2008 - Google Patents
Matthews and Cooper,“Plasma sources for x-ray lithography,” SPIE, 333, Submicron
Lithography, pp. 136-139 (1982). Mayo, et al.,“A magnetized coaxial source facility for the …

Radiofrequency wave treatment of a material using a selected sequence of modes

J Asmussen, RE Fritz - US Patent 5,008,506, 1991 - Google Patents
BACKGROUND OF THE INVENTION (1) Field of the Invention The present invention relates
to a method and appara tus which provides multiple, sequential radiofrequency wave …