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公开(公告)号：US20080095209A1
公开(公告)日：2008-04-24
申请号：US11903111
申请日：2007-09-19
申请人： Osamu Wakabayashi , Tsukasa Hori , Takanobu Ishihara , Shinji Nagai , Hakaru Mizoguchi , Kouji Kakizaki
发明人： Osamu Wakabayashi , Tsukasa Hori , Takanobu Ishihara , Shinji Nagai , Hakaru Mizoguchi , Kouji Kakizaki
IPC分类号： H01S3/22
CPC分类号： H01S3/2333 , H01S3/005 , H01S3/036 , H01S3/0384 , H01S3/0385 , H01S3/073 , H01S3/08009 , H01S3/08045 , H01S3/09702 , H01S3/0971 , H01S3/1055 , H01S3/1305 , H01S3/225 , H01S3/2251 , H01S3/2316 , H01S3/2366
摘要： A high efficiency injection device 4, which injects oscillation stage laser light into an optical stable resonator of an amplification stage laser 20, is provided. A discharge electrode 1a is disposed in an oscillation stage laser 10, and is connected to a 12 kHz power supply 15 for discharging the discharge electrode 1a, and also a plurality of pairs of discharge electrodes 2a, 2b are disposed within the optical stable resonator of the amplification stage laser 20, and are connected to 6 kHz power supplies 25a, 25b for discharging the respective electrode pairs 2a, 2b. Discharge voltages are applied alternately to the two pairs of electrodes 2a, 2b in synchronization with the injected light to cause discharge.
摘要翻译： 提供了将振荡级激光注入到放大级激光器20的光稳定谐振器中的高效率注入装置4。 放电电极1a设置在振荡级激光器10中，并且连接到用于放电放电电极1a的12kHz电源15，并且多对放电电极2a，2b布置在 放大级激光器20的光稳定谐振器，并且连接到用于对各个电极对2a，2b进行放电的6kHz电源25a，25b。 与注入的光同步地将放电电压交替地施加到两对电极2a，2b，以引起放电。
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公开(公告)号：US08507883B2
公开(公告)日：2013-08-13
申请号：US12559977
申请日：2009-09-15
申请人： Akira Endo , Hideo Hoshino , Kouji Kakizaki , Tamotsu Abe , Akira Sumitani , Takanobu Ishihara , Shinji Nagai , Osamu Wakabayashi , Hakaru Mizoguchi
发明人： Akira Endo , Hideo Hoshino , Kouji Kakizaki , Tamotsu Abe , Akira Sumitani , Takanobu Ishihara , Shinji Nagai , Osamu Wakabayashi , Hakaru Mizoguchi
IPC分类号： G21G4/00
摘要： An extreme ultraviolet light source apparatus provided with a magnetic field forming unit having sufficient capability of protection against ions radiated from plasma while using a relatively small magnetic source. The apparatus includes: a target nozzle for injecting a target material; a driver laser for applying a laser beam to the target material to generate plasma; a collector mirror for collecting extreme ultraviolet light radiated from the plasma; and a magnetic field forming unit including at least one magnetic source and at least one magnetic material having two leading end parts projecting from the at least one magnetic source to face each other with a plasma emission point in between, and forming a magnetic field between a trajectory of the target material and the collector mirror.
摘要翻译： 一种极紫外光源装置，其具有磁场形成单元，该磁场形成单元在使用相对较小的磁源时具有足够的抵抗从等离子体辐射的离子的能力。 该装置包括：用于注射目标材料的目标喷嘴; 用于将激光束施加到目标材料以产生等离子体的驱动激光器; 用于收集从等离子体辐射的极紫外光的收集镜; 以及磁场形成单元，其包括至少一个磁源和至少一个磁性材料，所述至少一个磁性材料具有从所述至少一个磁源突出的两个前端部分，其间具有等离子体发射点，并在其之间形成磁场 目标材料和收集镜的轨迹。
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公开(公告)号：US20100090132A1
公开(公告)日：2010-04-15
申请号：US12559977
申请日：2009-09-15
申请人： Akira ENDO , Hideo Hoshino , Kouji Kakizaki , Tamotsu Abe , Akira Sumitani , Takanobu Ishihara , Shinji Nagai , Osamu Wakabayashi , Hakaru Mizoguchi
发明人： Akira ENDO , Hideo Hoshino , Kouji Kakizaki , Tamotsu Abe , Akira Sumitani , Takanobu Ishihara , Shinji Nagai , Osamu Wakabayashi , Hakaru Mizoguchi
IPC分类号： G21K5/00
摘要： An extreme ultraviolet light source apparatus provided with a magnetic field forming unit having sufficient capability of protection against ions radiated from plasma while using a relatively small magnetic source. The apparatus includes: a target nozzle for injecting a target material; a driver laser for applying a laser beam to the target material to generate plasma; a collector mirror for collecting extreme ultraviolet light radiated from the plasma; and a magnetic field forming unit including at least one magnetic source and at least one magnetic material having two leading end parts projecting from the at least one magnetic source to face each other with a plasma emission point in between, and forming a magnetic field between a trajectory of the target material and the collector mirror.
摘要翻译： 一种极紫外光源装置，其具有磁场形成单元，该磁场形成单元在使用相对较小的磁源时具有足够的抵抗从等离子体辐射的离子的能力。 该装置包括：用于注射目标材料的目标喷嘴; 用于将激光束施加到目标材料以产生等离子体的驱动器激光器; 用于收集从等离子体辐射的极紫外光的收集镜; 以及磁场形成单元，其包括至少一个磁源和至少一个磁性材料，所述至少一个磁性材料具有从所述至少一个磁源突出的两个前端部分，其间具有等离子体发射点，并在其之间形成磁场 目标材料和收集镜的轨迹。
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公开(公告)号：US09265136B2
公开(公告)日：2016-02-16
申请号：US13572484
申请日：2012-08-10
CPC分类号： H05G2/008 , H01S3/005 , H01S3/0071 , H01S3/09 , H01S3/102 , H01S3/104 , H01S3/1106 , H01S3/1611 , H01S3/1643 , H01S3/1673 , H01S3/2232 , H01S3/2308 , H01S3/2366 , H01S3/2391 , H05G2/003 , H05G2/005
摘要： A system includes a chamber, a laser beam apparatus configured to generate a laser beam to be introduced into the chamber, a laser controller for the laser beam apparatus to control at least a beam intensity and an output timing of the laser beam, and a target supply unit configured to supply a target material into the chamber, the target material being irradiated with the laser beam for generating extreme ultraviolet light.
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公开(公告)号：US20120104289A1
公开(公告)日：2012-05-03
申请号：US13283849
申请日：2011-10-28
IPC分类号： G01J3/10
摘要： A droplet generation and detection device may include: a droplet generation unit for outputting a charged droplet; at least one droplet sensor including a magnetic circuit including a coil configured of an electrically conductive material, the magnetic circuit being disposed such that the charged droplet passes around the magnetic circuit, and a current detection unit for detecting current flowing in the coil and outputting a detection signal; and a signal processing circuit for detecting the charged droplet based on the detection signal.
摘要翻译： 液滴生成和检测装置可以包括：用于输出带电液滴的液滴产生单元; 至少一个液滴传感器，其包括包括由导电材料构成的线圈的磁路，所述磁路被布置成使得所述带电液滴绕过所述磁路;以及电流检测单元，用于检测在所述线圈中流动的电流并输出 检测信号; 以及信号处理电路，用于根据检测信号检测带电液滴。
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公开(公告)号：US08710473B2
公开(公告)日：2014-04-29
申请号：US13283849
申请日：2011-10-28
IPC分类号： H05G2/00
摘要： A droplet generation and detection device may include: a droplet generation unit for outputting a charged droplet; at least one droplet sensor including a magnetic circuit including a coil configured of an electrically conductive material, the magnetic circuit being disposed such that the charged droplet passes around the magnetic circuit, and a current detection unit for detecting current flowing in the coil and outputting a detection signal; and a signal processing circuit for detecting the charged droplet based on the detection signal.
摘要翻译： 液滴生成和检测装置可以包括：用于输出带电液滴的液滴产生单元; 至少一个液滴传感器，其包括包括由导电材料构成的线圈的磁路，所述磁路被布置成使得所述带电液滴绕过所述磁路;以及电流检测单元，用于检测在所述线圈中流动的电流并输出 检测信号; 以及信号处理电路，用于根据检测信号检测带电液滴。
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7.发明申请Excimer laser device operable at high repetition rate and having high band-narrowing efficiency 有权准分子激光装置可以高重复率操作并且具有高带窄效率公开(公告)号：US20080198891A1
公开(公告)日：2008-08-21
申请号：US12071048
申请日：2008-02-14
申请人： Tsukasa Hori , Takanobu Ishihara , Kouji Kakizaki
发明人： Tsukasa Hori , Takanobu Ishihara , Kouji Kakizaki
IPC分类号： H01S3/03
CPC分类号： H01S3/225 , H01S3/0057 , H01S3/036 , H01S3/038 , H01S3/0385 , H01S3/073 , H01S3/08036 , H01S3/0805 , H01S3/2251 , H01S3/2316 , H01S3/2325
摘要： A narrow-band discharge excited laser device including a laser chamber having a laser gas sealed therein, a pair of electrodes provided within the laser chamber to face each other with a predetermined distance therebetween, a band-narrowing module having a magnifying prism and a grating and receiving laser light passing through a slit, and a cross-flow fan circulating the laser gas passing between the electrodes, in which a pulsed voltage is applied from a high-voltage power supply to the pair of electrodes to generate electric discharge between the electrodes, and the pair of electrodes have a width of 1 to 2 mm, a ratio between the electrode width and the inter-electrode distance (electrode with inter-electrode distance) being 0.25 to 0.125.
摘要翻译： 一种窄带放电激发激光装置，包括：激光腔，其内部密封有激光气体;一对电极，设置在激光腔内，以相互间隔预定距离彼此面对;具有放大棱镜和光栅的带窄模块 并且接收通过狭缝的激光，并且横流风扇循环通过电极之间的激光气体，其中从高压电源向该对电极施加脉冲电压，以在电极之间产生放电 ，一对电极的宽度为1〜2mm，电极宽度与电极间距离（电极间距离的电极）的比例为0.25〜0.125。
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8.发明授权Excimer laser device operable at high repetition rate and having high band-narrowing efficiency 有权准分子激光装置可以高重复率操作并且具有高带窄效率公开(公告)号：US07782922B2
公开(公告)日：2010-08-24
申请号：US12071048
申请日：2008-02-14
申请人： Tsukasa Hori , Takanobu Ishihara , Kouji Kakizaki
发明人： Tsukasa Hori , Takanobu Ishihara , Kouji Kakizaki
CPC分类号： H01S3/225 , H01S3/0057 , H01S3/036 , H01S3/038 , H01S3/0385 , H01S3/073 , H01S3/08036 , H01S3/0805 , H01S3/2251 , H01S3/2316 , H01S3/2325
摘要： A narrow-band discharge excited laser device including a laser chamber having a laser gas sealed therein, a pair of electrodes provided within the laser chamber to face each other with a predetermined distance therebetween, a band-narrowing module having a magnifying prism and a grating and receiving laser light passing through a slit, and a cross-flow fan circulating the laser gas passing between the electrodes, in which a pulsed voltage is applied from a high-voltage power supply to the pair of electrodes to generate electric discharge between the electrodes, and the pair of electrodes have a width of 1 to 2 mm, a ratio between the electrode width and the inter-electrode distance (electrode with inter-electrode distance) being 0.25 to 0.125.
摘要翻译： 一种窄带放电激发激光装置，包括：激光腔，其内部密封有激光气体;一对电极，设置在激光腔内，以相互间隔预定距离彼此面对;具有放大棱镜和光栅的带窄模块 并且接收通过狭缝的激光，并且横流风扇循环通过电极之间的激光气体，其中从高压电源向该对电极施加脉冲电压，以在电极之间产生放电 ，一对电极的宽度为1〜2mm，电极宽度与电极间距离（电极间距离的电极）的比例为0.25〜0.125。
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公开(公告)号：US20120217422A1
公开(公告)日：2012-08-30
申请号：US13396289
申请日：2012-02-14
IPC分类号： G01J3/10
CPC分类号： H05G2/006 , G03F7/70033 , H05G2/008
摘要： An apparatus, configured to generate extreme ultraviolet light by irradiating a target material by a laser beam from a laser apparatus to turn the target material into plasma, includes a chamber with an inlet for introducing the laser beam into the chamber, the chamber including an electrically conductive structural member; and a target generator including an electrode having a first through-hole through which a charged target passes, an electrical insulator for holding the electrode, and a shielding member having a second through-hole, through which the charged target passes, the shielding member being positioned between a plasma generation region and at least the electrical insulator. The target generator generates the charged target of a liquid target material and output the charged target toward the plasma generation region inside the chamber, and the shielding member has electrically conductive properties and is connected electrically to the electrically conductive structural member of the chamber.
摘要翻译： 一种被配置为通过用来自激光装置的激光束照射目标材料以将目标材料转换成等离子体而产生极紫外光的装置包括具有用于将激光束引入腔室的入口的腔室，该腔室包括电 导电结构件; 以及目标发生器，其包括具有带电对象通过的第一通孔的电极，用于保持电极的电绝缘体和具有第二通孔的屏蔽部件，被充电对象通过该屏蔽部件，所述屏蔽部件为 位于等离子体产生区域和至少电绝缘体之间。 目标发生器产生液体目标材料的充电目标，并将该充电目标输送到室内的等离子体产生区域，并且该屏蔽部件具有导电性能并且与该腔室的导电结构部件电连接。
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公开(公告)号：US08698112B2
公开(公告)日：2014-04-15
申请号：US13396289
申请日：2012-02-14
IPC分类号： H01J35/20
CPC分类号： H05G2/006 , G03F7/70033 , H05G2/008
摘要： An apparatus, configured to generate extreme ultraviolet light by irradiating a target material by a laser beam from a laser apparatus to turn the target material into plasma, includes a chamber with an inlet for introducing the laser beam into the chamber, the chamber including an electrically conductive structural member; and a target generator including an electrode having a first through-hole through which a charged target passes, an electrical insulator for holding the electrode, and a shielding member having a second through-hole, through which the charged target passes, the shielding member being positioned between a plasma generation region and at least the electrical insulator. The target generator generates the charged target of a liquid target material and output the charged target toward the plasma generation region inside the chamber, and the shielding member has electrically conductive properties and is connected electrically to the electrically conductive structural member of the chamber.
摘要翻译： 一种被配置为通过用来自激光装置的激光束照射目标材料以将目标材料转换成等离子体而产生极紫外光的装置包括具有用于将激光束引入腔室的入口的腔室，该腔室包括电 导电结构件; 以及目标发生器，其包括具有带电对象通过的第一通孔的电极，用于保持电极的电绝缘体和具有第二通孔的屏蔽部件，被充电对象通过该屏蔽部件，所述屏蔽部件为 位于等离子体产生区域和至少电绝缘体之间。 目标发生器产生液体目标材料的充电目标，并将该充电目标输送到室内的等离子体产生区域，并且该屏蔽部件具有导电性能并且与该腔室的导电结构部件电连接。
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