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公开(公告)号：US09362080B2
公开(公告)日：2016-06-07
申请号：US14599992
申请日：2015-01-19
Applicant: Tsinghua University , HON HAI PRECISION INDUSTRY CO., LTD.
Inventor： Peng Liu , De-Jie Li , Chun-Hai Zhang , Duan-Liang Zhou , Bing-Chu Du , Shou-Shan Fan
CPC classification number: H01J29/18 , H01J1/308 , H01J1/312 , H01J31/127 , H01J2201/30461 , H01J2201/30469 , H01J2201/3125 , H01J2329/0449 , H01J2329/0455 , H01J2329/0478 , H01J2329/0484
Abstract: An electron emission device includes a number of second electrodes intersected with a number of first electrodes to define a number of intersections. The first electrode includes a carbon nanotube layer and a semiconductor layer coated on the carbon nanotube layer. An insulating layer is sandwiched between the first electrode and the second electrode at each of the number of intersections, wherein the semiconductor layer is sandwiched between the insulating layer and the carbon nanotube layer.
Abstract translation: 电子发射装置包括与多个第一电极相交的多个第二电极，以限定多个交点。 第一电极包括碳纳米管层和涂覆在碳纳米管层上的半导体层。 在每个交叉点的每一个处，绝缘层夹在第一电极和第二电极之间，其中半导体层夹在绝缘层和碳纳米管层之间。
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公开(公告)号：US20150206689A1
公开(公告)日：2015-07-23
申请号：US14599986
申请日：2015-01-19
Applicant: Tsinghua University , HON HAI PRECISION INDUSTRY CO., LTD.
Inventor： PENG LIU , DE-JIE LI , CHUN-HAI ZHANG , DUAN-LIANG ZHOU , BING-CHU DU , SHOU-SHAN FAN
IPC: H01J1/308
CPC classification number: H01J1/308 , H01J1/312 , H01J2201/30461 , H01J2201/30469 , H01J2201/3125 , H01J2329/0449 , H01J2329/0455 , H01J2329/0478 , H01J2329/0484 , Y10S977/939
Abstract: An electron emission source includes a first electrode, a semiconductor layer, an insulating layer, and a second electrode stacked in that sequence, wherein an electron collection layer is sandwiched between the semiconductor layer and the insulating layer, the electron collection layer is in contact with the semiconductor layer and the insulating layer, and the electron collection layer is a conductive layer to collect electrons.
Abstract translation: 电子发射源包括以该顺序堆叠的第一电极，半导体层，绝缘层和第二电极，其中电子收集层夹在半导体层和绝缘层之间，电子收集层与 半导体层和绝缘层，并且电子收集层是用于收集电子的导电层。
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公开(公告)号：US08421331B2
公开(公告)日：2013-04-16
申请号：US13074533
申请日：2011-03-29
Applicant: Ayae Nagaoka , Hiroyuki Hirakawa , Yasuo Imura , Kanako Hirata , Tadashi Iwamatsu
Inventor： Ayae Nagaoka , Hiroyuki Hirakawa , Yasuo Imura , Kanako Hirata , Tadashi Iwamatsu
CPC classification number: H01J1/312 , B82Y10/00 , G03G15/02 , H01J9/025 , H01J29/04 , H01J31/123 , H01J63/06 , H01J2201/3125
Abstract: The present invention provides an electron emitting element, comprising: a first electrode; an insulating fine particle layer formed on the first electrode and composed of insulating fine particles; and a second electrode formed on the insulating fine particle layer, wherein the insulating fine particles are monodisperse fine particles, and when voltage is applied between the first electrode and the second electrode, electrons are discharged from the first electrode into the insulating fine particle layer and accelerated through the insulating fine particle layer to be emitted from the second electrode.
Abstract translation: 本发明提供一种电子发射元件，包括：第一电极; 形成在第一电极上并由绝缘细颗粒构成的绝缘细颗粒层; 以及形成在所述绝缘性细颗粒层上的第二电极，其中所述绝缘细颗粒是单分散细颗粒，并且当在所述第一电极和所述第二电极之间施加电压时，电子从所述第一电极排出到所述绝缘细颗粒层中， 通过绝缘细颗粒层加速从第二电极发射。
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184.发明授权Electron emitting element, electron emitting device, charging device, image forming apparatus, electron-beam curing device, light emitting device, image display device, air blowing device, and cooling device 有权电子发射元件，电子发射器件，充电装置，图像形成装置，电子束固化装置，发光装置，图像显示装置，送风装置和冷却装置公开(公告)号：US08249487B2
公开(公告)日：2012-08-21
申请号：US12781997
申请日：2010-05-18
Applicant: Yasuo Imura , Hiroyuki Hirakawa , Ayae Nagaoka , Tadashi Iwamatsu
Inventor： Yasuo Imura , Hiroyuki Hirakawa , Ayae Nagaoka , Tadashi Iwamatsu
CPC classification number: G03G15/02 , B82Y10/00 , H01J1/312 , H01J2201/3125
Abstract: According to an electron emitting element of the present invention, an electron acceleration layer sandwiched between an electrode substrate and a thin-film electrode contains (i) insulating fine particles and (ii) at least one of (a) conductive fine particles having an average particle diameter smaller than an average particle diameter of the insulating fine particles and (b) a basic dispersant. The electron acceleration layer has a surface roughness of 0.2 μm or less in centerline average roughness (Ra). The thin-film electrode has a film thickness of 100 nm or less. As such, according to the electron emitting element of the present invention, it is possible to reduce the thickness of the thin-film electrode to an appropriate thickness. Accordingly, it is possible to increase electron emission.
Abstract translation: 根据本发明的电子发射元件，夹在电极基板和薄膜电极之间的电子加速层包含（i）绝缘细颗粒和（ii）至少一个（a）具有平均值的导电细颗粒 粒径小于绝缘细颗粒的平均粒径，（b）碱性分散剂。 电子加速层的中心线平均粗糙度（Ra）的表面粗糙度为0.2μm以下。 薄膜电极的膜厚为100nm以下。 因此，根据本发明的电子发射元件，可以将薄膜电极的厚度减小到适当的厚度。 因此，可以增加电子发射。
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185.发明授权Electron emitting element, electron emitting device, light emitting device, image display device, air blowing device, cooling device, charging device, image forming apparatus, and electron-beam curing device 有权电子发射元件，电子发射器件，发光器件，图像显示装置，送风装置，冷却装置，充电装置，成像装置和电子束固化装置公开(公告)号：US08164247B2
公开(公告)日：2012-04-24
申请号：US12782102
申请日：2010-05-18
Applicant: Hiroyuki Hirakawa , Ayae Nagaoka , Yasuo Imura , Tadashi Iwamatsu
Inventor： Hiroyuki Hirakawa , Ayae Nagaoka , Yasuo Imura , Tadashi Iwamatsu
IPC: H01J17/49
CPC classification number: H01J1/312 , B82Y10/00 , G03G15/02 , H01J31/127 , H01J2201/3125
Abstract: The present invention provides an electron emitting element which has good energy efficiency and which is capable of controlling a value of current flowing in an electron acceleration layer and an amount of emitted electrons by adjusting a resistance value of the electron acceleration layer and an amount of generated ballistic electrons. An electron emitting element 1 includes an electron acceleration layer 4 including a fine particle layer containing insulating fine particles. In the electron emitting element 1, Ie=α·R−0.67 where Ie [A/cm2] is electron emission current per unit area during the voltage application and R is element resistance [Ω·cm2] per unit area, the element resistance being obtained by dividing (a) a voltage applied between the electrode substrate 2 and the thin-film electrode 3 during the voltage application by (b) current in element per unit area which current flows between the electrode substrate 2 and the thin-film electrode 3 during the voltage application, and where α is not less than 2.0×10−6, and the electron emission current Ie is not less than 1.0×10−9.
Abstract translation: 本发明提供一种电子发射元件，其能量效率高，能够通过调整电子加速层的电阻值和产生的电子量来控制在电子加速层中流动的电流值和发射电子量 弹道电子。 电子发射元件1包括包含含有绝缘细颗粒的细颗粒层的电子加速层4。 在电子发射元件1中，Ie =α·R-0.67其中Ie [A / cm2]是施加电压期间每单位面积的电子发射电流，R是单位面积的元素电阻[＆OHgr·cm 2]，元件电阻 通过（a）电压施加期间施加在电极基板2和薄膜电极3之间的电压通过（b）电流在电极基板2和薄膜电极之间的每单位面积的元件中的电流而获得 3，其中α不小于2.0×10-6，电子发射电流Ie不小于1.0×10-9。
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Patent Agency Ranking
公开(公告)号：US20110254431A1
公开(公告)日：2011-10-20
申请号：US13086597
申请日：2011-04-14
Applicant: Hiroyuki HIRAKAWA
Inventor： Hiroyuki HIRAKAWA
CPC classification number: H01J1/312 , B82Y10/00 , H01J9/022 , H01J2201/3125
Abstract: The present invention provides an electron emitting element, comprising: a first electrode; an insulating layer formed on the first electrode and having an opening of through hole; a second electrode formed on the insulating layer, the second electrode being disposed so as to cover at least the opening and face the first electrode via the opening; and a fine particle layer disposed between the first electrode and the second electrode, the fine particle layer being composed of insulating fine particles and conductive fine particles, wherein the insulating layer is disposed between the first electrode and the fine particle layer, or between the second electrode and the fine particle layer, when a voltage is applied between the first electrode and the second electrode, electrons are emitted from the first electrode and accelerated in the fine particle layer to pass through the second electrode.
Abstract translation: 本发明提供一种电子发射元件，包括：第一电极; 绝缘层，其形成在所述第一电极上并且具有通孔的开口; 形成在所述绝缘层上的第二电极，所述第二电极被设置成至少覆盖所述开口并经由所述开口面对所述第一电极; 以及设置在所述第一电极和所述第二电极之间的细颗粒层，所述细颗粒层由绝缘细颗粒和导电细颗粒构成，其中所述绝缘层设置在所述第一电极和所述细颗粒层之间，或者所述第二电极 电极和细粒层，当在第一电极和第二电极之间施加电压时，电子从第一电极发射并在微粒层中加速以通过第二电极。
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公开(公告)号：US20110236072A1
公开(公告)日：2011-09-29
申请号：US13069852
申请日：2011-03-23
Applicant: Yasuo Imura , Hiroyuki Hirakawa , Ayae Nagaoka , Kanako Hirata , Tadashi Iwamatsu
Inventor： Yasuo Imura , Hiroyuki Hirakawa , Ayae Nagaoka , Kanako Hirata , Tadashi Iwamatsu
CPC classification number: H01J1/312 , B82Y10/00 , G03G15/02 , G03G2215/026 , H01J9/022 , H01J2201/3125
Abstract: The present invention provides an electron emitting element, comprising: a first electrode; an insulating fine particle layer formed on the first electrode; and comprising first insulating fine particles and second insulating fine particles larger than the first insulating fine particles, a surface of the insulating fine particle layer having a projection formed from the second insulating fine particles, and a second electrode formed on the insulating fine particle layer, wherein when a voltage is applied between the first electrode and the second electrode, electrons provided from the first electrode are accelerated in the insulating fine particle layer to be emitted from the second electrode via the projection.
Abstract translation: 本发明提供一种电子发射元件，包括：第一电极; 形成在所述第一电极上的绝缘性微粒层; 并且包括第一绝缘细颗粒和大于第一绝缘细颗粒的第二绝缘细颗粒，绝缘细颗粒层的表面具有由第二绝缘细颗粒形成的突起和形成在绝缘细颗粒层上的第二电极， 其中当在所述第一电极和所述第二电极之间施加电压时，从所述第一电极提供的电子在所述绝缘细颗粒层中被加速以经由所述突起从所述第二电极发射。
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188.发明申请ELECTRON EMITTING ELEMENT, ELECTRON EMITTING DEVICE, LIGHT EMITTING DEVICE, IMAGE DISPLAY DEVICE, AIR BLOWING DEVICE, COOLING DEVICE, CHARGING DEVICE, IMAGE FORMING APPARATUS, AND ELECTRON-BEAM CURING DEVICE 有权电子发射元件，电子发射装置，发光装置，图像显示装置，气体吹扫装置，冷却装置，充电装置，图像形成装置和电子束固化装置公开(公告)号：US20100296845A1
公开(公告)日：2010-11-25
申请号：US12782102
申请日：2010-05-18
Applicant: Hiroyuki HIRAKAWA , Ayae Nagaoka , Yasuo Imura , Tadashi Iwamatsu
Inventor： Hiroyuki HIRAKAWA , Ayae Nagaoka , Yasuo Imura , Tadashi Iwamatsu
CPC classification number: H01J1/312 , B82Y10/00 , G03G15/02 , H01J31/127 , H01J2201/3125
Abstract: The present invention provides an electron emitting element which has good energy efficiency and which is capable of controlling a value of current flowing in an electron acceleration layer and an amount of emitted electrons by adjusting a resistance value of the electron acceleration layer and an amount of generated ballistic electrons. An electron emitting element 1 includes an electron acceleration layer 4 including a fine particle layer containing insulating fine particles. In the electron emitting element 1, Ie=α·R−0.67 where Ie [A/cm2] is electron emission current per unit area during the voltage application and R is element resistance [Ω·cm2] per unit area, the element resistance being obtained by dividing (a) a voltage applied between the electrode substrate 2 and the thin-film electrode 3 during the voltage application by (b) current in element per unit area which current flows between the electrode substrate 2 and the thin-film electrode 3 during the voltage application, and where α is not less than 2.0×10−6, and the electron emission current Ie is not less than 1.0×10−9.
Abstract translation: 本发明提供一种电子发射元件，其能量效率高，能够通过调整电子加速层的电阻值和产生的电子量来控制在电子加速层中流动的电流值和发射电子量 弹道电子。 电子发射元件1包括包含含有绝缘细颗粒的细颗粒层的电子加速层4。 在电子发射元件1中，Ie =α·R-0.67其中Ie [A / cm2]是施加电压期间每单位面积的电子发射电流，R是单位面积的元素电阻[＆OHgr·cm 2]，元件电阻 通过（a）电压施加期间施加在电极基板2和薄膜电极3之间的电压通过（b）电流在电极基板2和薄膜电极之间的每单位面积的元件中的电流而获得 3，其中α不小于2.0×10-6，电子发射电流Ie不小于1.0×10-9。
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189.发明申请ELECTRON EMITTING ELEMENT, ELECTRON EMITTING DEVICE, CHARGING DEVICE, IMAGE FORMING APPARATUS, ELECTRON-BEAM CURING DEVICE, LIGHT EMITTING DEVICE, IMAGE DISPLAY DEVICE, AIR BLOWING DEVICE, AND COOLING DEVICE 有权电子发射元件，电子发射装置，充电装置，图像形成装置，电子束固化装置，发光装置，图像显示装置，气体吹扫装置和冷却装置公开(公告)号：US20100296844A1
公开(公告)日：2010-11-25
申请号：US12781997
申请日：2010-05-18
Applicant: Yasuo IMURA , Hiroyuki Hirakawa , Ayae Nagaoka , Tadashi Iwamatsu
Inventor： Yasuo IMURA , Hiroyuki Hirakawa , Ayae Nagaoka , Tadashi Iwamatsu
CPC classification number: G03G15/02 , B82Y10/00 , H01J1/312 , H01J2201/3125
Abstract: According to an electron emitting element of the present invention, an electron acceleration layer sandwiched between an electrode substrate and a thin-film electrode contains (i) insulating fine particles and (ii) at least one of (a) conductive fine particles having an average particle diameter smaller than an average particle diameter of the insulating fine particles and (b) a basic dispersant. The electron acceleration layer has a surface roughness of 0.2 μm or less in centerline average roughness (Ra). The thin-film electrode has a film thickness of 100 nm or less. As such, according to the electron emitting element of the present invention, it is possible to reduce the thickness of the thin-film electrode to an appropriate thickness. Accordingly, it is possible to increase electron emission.
Abstract translation: 根据本发明的电子发射元件，夹在电极基板和薄膜电极之间的电子加速层包含（i）绝缘细颗粒和（ii）至少一个（a）具有平均值的导电细颗粒 粒径小于绝缘细颗粒的平均粒径，（b）碱性分散剂。 电子加速层的中心线平均粗糙度（Ra）的表面粗糙度为0.2μm以下。 薄膜电极的膜厚为100nm以下。 因此，根据本发明的电子发射元件，可以将薄膜电极的厚度减小到适当的厚度。 因此，可以增加电子发射。
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190.发明申请ELECTRON EMITTING ELEMENT, ELECTRON EMITTING DEVICE, LIGHT EMITTING DEVICE, AIR BLOWING DEVICE, CHARGING DEVICE, ELECTRON-BEAM CURING DEVICE, AND METHOD FOR PRODUCING ELECTRON EMITTING ELEMENT 有权电子发射元件，电子发射装置，发光装置，气体吹扫装置，充电装置，电子束固化装置以及用于产生电子发射元件的方法公开(公告)号：US20100296843A1
公开(公告)日：2010-11-25
申请号：US12698342
申请日：2010-02-02
Applicant: Hiroyuki Hirawaka , Ayae Nagaoka , Yasuo Imura , Tadashi Iwamatsu
Inventor： Hiroyuki Hirawaka , Ayae Nagaoka , Yasuo Imura , Tadashi Iwamatsu
CPC classification number: G03G15/02 , B82Y10/00 , G02F2001/133625 , H01J1/312 , H01J31/127 , H01J63/06 , H01J2201/3125 , H01J2329/0484
Abstract: An electron emitting element of the present invention includes an electron acceleration layer sandwiched between an electrode substrate and a thin-film electrode, and the electron acceleration layer includes a fine particle layer containing insulating fine particles and a basic dispersant. This makes it possible to provide an electron emitting element which does not cause insulation breakdown in an insulating layer and which can be produced at a low cost.
Abstract translation: 本发明的电子发射元件包括夹在电极基板和薄膜电极之间的电子加速层，电子加速层包括含有绝缘细颗粒和碱性分散剂的细颗粒层。 这使得可以提供一种不会在绝缘层中引起绝缘击穿并且可以以低成本制造的电子发射元件。
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