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    • 91. 发明授权
    • Vacuum ionization gauge with high sensitivity
    • 真空电离计高灵敏度
    • US07129708B1
    • 2006-10-31
    • US11187738
    • 2005-07-22
    • Peng LiuYang WeiLei-Mei ShengLiang LiuZhao-Fu HuCai-Lin GuoPi-Jin ChenShou-Shan Fan
    • Peng LiuYang WeiLei-Mei ShengLiang LiuZhao-Fu HuCai-Lin GuoPi-Jin ChenShou-Shan Fan
    • G01N27/62
    • G01N27/62
    • A vacuum ionization gauge (30) includes a cathode (31), an anode ring (33), a shield electrode (32), an ion educed electrode (34), a reflector (35) and a collector (36). The cathode is positioned corresponding to a first opening of the shield electrode, and the ion educed electrode is positioned corresponding to an opposite second opening of the shield electrode. An ion educed hole (341) is defined in a middle of the ion educed electrode. The reflector has a curving surface generally surrounding the second opening of the shield electrode. The collector is positioned at a center of the curving surface of the reflector and points toward the ion educed hole. The anode ring is positioned in the middle of the shield electrode. The vacuum ionization gauge is small volume and has low power consumption and improved sensitivity.
    • 真空电离计(30)包括阴极(31),阳极环(33),屏蔽电极(32),离子引出电极(34),反射器(35)和集电极(36)。 阴极对应于屏蔽电极的第一开口定位,并且离子引出电极对应于屏蔽电极的相对的第二开口定位。 离子排出孔(341)限定在离子引发电极的中间。 反射器具有通常围绕屏蔽电极的第二开口的弯曲表面。 收集器位于反射器的弯曲表面的中心并指向离子注入孔。 阳极环位于屏蔽电极的中间。 真空电离计体积小,功耗低,灵敏度提高。
    • 93. 发明申请
    • Cold cathode device and vacuum gauge using same
    • 冷阴极装置和真空计使用相同
    • US20050237066A1
    • 2005-10-27
    • US11092087
    • 2005-03-29
    • Peng LiuLei-Mei ShengYang WeiLiang LiuJing QiShou-Shan Fan
    • Peng LiuLei-Mei ShengYang WeiLiang LiuJing QiShou-Shan Fan
    • G01L21/30G01L21/34H01J3/02
    • G01L21/34
    • A cold cathode device (20) includes a grid (24), a cold cathode (21) positioned under the grid, and a shield electrode (26) positioned above and parallel to the grid. A vacuum gauge includes a shell (32), a collector (39), an anode (38), and the cold cathode device of the present invention. The cold cathode device and the collector are positioned symmetrically relative to the anode. The collector, the grid and the cold cathode device are received in the shell. The shield electrode can shield an electric field of the grid for preventing from disturbing a symmetrical saddle field in the vacuum gauge. Electrons produced by the cold cathode device can obtain a long electron track because the electron vibration in the saddle field is symmetrical. Thus, the vacuum gauge has an improved sensitivity, and can be widely used to measure pressure in ultra-high and extremely high vacuum conditions.
    • 冷阴极器件(20)包括栅格(24),位于栅格下方的冷阴极(21)和位于栅格上方并平行于栅极的屏蔽电极(26)。 真空计包括壳体(32),收集器(39),阳极(38)和本发明的冷阴极装置。 冷阴极器件和集电器相对于阳极对称地定位。 收集器,格栅和冷阴极装置被接收在外壳中。 屏蔽电极可以屏蔽电网的电场,以防止干扰真空计中的对称鞍场。 由冷阴极器件产生的电子可以获得长电子轨迹,因为鞍场中的电子振动是对称的。 因此,真空计具有提高的灵敏度,并且可以广泛用于在超高和极高的真空条件下测量压力。
    • 94. 发明授权
    • Thermionic electron emission device
    • 热电子发射装置
    • US08410675B2
    • 2013-04-02
    • US13301654
    • 2011-11-21
    • Peng LiuLiang LiuKai-Li JiangShou-Shan Fan
    • Peng LiuLiang LiuKai-Li JiangShou-Shan Fan
    • H01J63/04
    • H01J1/14H01J9/04H01J31/127H01J2201/196
    • A thermionic electron emission device includes an insulating substrate and one or more lattices located on the insulating substrate. Each lattice includes a first, second, third and fourth electrode down-leads located on the insulating substrate to define an area. A thermionic electron emission unit is located in the area. The thermionic electron emission unit includes a first electrode, a second electrode, and a thermionic electron emitter. The thermionic electron emitter includes a carbon nanotube film structure. The carbon nanotube film structure includes a carbon nanotube film. The carbon nanotube film includes a number of carbon nanotubes joined end to end along axial directions of the carbon nanotubes by contacting with each other directly.
    • 热电子发射器件包括绝缘衬底和位于绝缘衬底上的一个或多个晶格。 每个晶格包括位于绝缘基板上的第一,第二,第三和第四电极下引线,以限定一个区域。 热电子发射单元位于该区域。 热电子发射单元包括第一电极,第二电极和热离子电子发射体。 热电子发射体包括碳纳米管膜结构。 碳纳米管膜结构包括碳纳米管膜。 碳纳米管膜包括通过直接彼此接触而沿着碳纳米管的轴向方向端对端地连接的多个碳纳米管。
    • 95. 发明授权
    • Method for making field emission cathode device
    • 场致发射阴极器件的制造方法
    • US08241081B2
    • 2012-08-14
    • US12900602
    • 2010-10-08
    • Hai-Yan HaoPeng LiuJie TangYang WeiLiang LiuKai-Li JiangShou-Shan Fan
    • Hai-Yan HaoPeng LiuJie TangYang WeiLiang LiuKai-Li JiangShou-Shan Fan
    • H01J17/49
    • H01J9/025H01J1/304
    • A method for making a field emission cathode device is presented. First, an insulative substrate is provided. The insulative substrate includes a first surface and a second surface opposite to the first surface. The insulative substrate defines a number of openings extending through from the first surface to the second surface. Second, at least one electron emitter is provided corresponding to each of the number of openings. The electron emitter includes a fixing portion and an electron emission portion connecting to the fixing portion. The fixing portion is fixed on the first surface, and the electron emission portion extends from the fixing portion into the number of openings. Third, a number of cathode electrodes are formed on the first surface to fix the fixing portion between the insulative substrate and the cathode electrodes.
    • 提出了一种制造场致发射阴极器件的方法。 首先,提供绝缘性基板。 绝缘基板包括与第一表面相对的第一表面和第二表面。 绝缘衬底限定了从第一表面延伸到第二表面的多个开口。 第二,对应于多个开口中的每一个提供至少一个电子发射器。 电子发射器包括固定部分和连接到固定部分的电子发射部分。 固定部分固定在第一表面上,并且电子发射部分从固定部分延伸到多个开口。 第三,在第一表面上形成多个阴极电极,以将固定部分固定在绝缘基片和阴极之间。
    • 97. 发明授权
    • Thermionic electron emission device
    • 热电子发射装置
    • US08072127B2
    • 2011-12-06
    • US12288864
    • 2008-10-23
    • Peng LiuLiang LiuKai-Li JiangShou-Shan Fan
    • Peng LiuLiang LiuKai-Li JiangShou-Shan Fan
    • H01J63/04
    • H01J1/14H01J9/04H01J31/127H01J2201/196
    • A thermionic electron emission device includes an insulating substrate, and one or more grids located thereon. The one or more grids include(s) a first, second, third and fourth electrode down-leads located on the periphery thereof, and a thermionic electron emission unit therein. The first and second electrode down-leads are parallel to each other. The third and fourth electrode down-leads are parallel to each other. The first and second electrode down-leads are insulated from the third and fourth electrode down-leads. The thermionic electron emission unit includes a first electrode, a second electrode, and a thermionic electron emitter. The first electrode and the second electrode are separately located and electrically connected to the first electrode down-lead and the third electrode down-lead respectively. Wherein the thermionic electron emitter includes a carbon nanotube film structure.
    • 热电子发射器件包括绝缘衬底和位于其上的一个或多个栅极。 一个或多个栅格包括位于其周边上的第一,第二,第三和第四电极引线以及其中的热电子发射单元。 第一和第二电极下引线彼此平行。 第三和第四电极下引线彼此平行。 第一和第二电极下引线与第三和第四电极下引线绝缘。 热电子发射单元包括第一电极,第二电极和热离子电子发射体。 第一电极和第二电极分别位于第一电极下引线和第三电极引线下电连接。 其中,热离子电子发射体包括碳纳米管膜结构。
    • 100. 发明授权
    • Light source apparatus using field emission cathode
    • 使用场致发射阴极的光源装置
    • US07663298B2
    • 2010-02-16
    • US11184662
    • 2005-07-19
    • Pi-Jin ChenPeng LiuLei-Mei ShengYang WeiLiang LiuZhao-Fu HuCai-Lin GuoShou-Shan Fan
    • Pi-Jin ChenPeng LiuLei-Mei ShengYang WeiLiang LiuZhao-Fu HuCai-Lin GuoShou-Shan Fan
    • H01J1/62
    • H01J63/02H01J63/04H01J63/06
    • A light source apparatus (8) includes a rear plate (80), a front plate (89) formed with an anode layer (82), and a cathode (81) interposed therebetween. The cathode includes a plurality of electrically conductive carriers (812) and a plurality of field emitters (816) formed thereon. The field emitters are uniformly distributed on anode-facing surfaces of the conductive carriers. The anode layer includes a plurality of curving portions (820) corresponding to the conductive carriers. Preferably, the field emitters extend radially outwardly from the corresponding conductive carriers. The conductive carriers are parallel with each other, and are located substantially on a common plane. Each of the conductive carriers can be connected with a pulling device arranged at least one end thereof, and an example of the pulling device is a spring. The conductive carriers may be cylindrical, prism-shaped or polyhedral.
    • 光源装置(8)包括后板(80),形成有阳极层(82)的前板(89)和插入其间的阴极(81)。 阴极包括多个导电载体(812)和形成在其上的多个场致发射体(816)。 场发射体均匀分布在导电载体的面向阳极的表面上。 阳极层包括对应于导电载体的多个弯曲部分(820)。 优选地,场致发射体从相应的导电载体径向向外延伸。 导电载体彼此平行,并且基本上位于共同的平面上。 每个导电载体可以与布置在其至少一个端部的牵引装置连接,牵引装置的一个例子是弹簧。 导电载体可以是圆柱形,棱柱形或多面体。