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1. 发明申请

WO2012138410A1 DEVICE INCLUDING QUANTUM DOTS 审中-公开
标题翻译：包括量子的设备
公开(公告)号：WO2012138410A1
公开(公告)日：2012-10-11
申请号：PCT/US2012/023674
申请日：2012-02-02
申请人： QD VISION, INC. , COX, Marshall , BREEN, Craig , ZHOU, Zhaoqun , STECKEL, Jonathan, S.
发明人： COX, Marshall , BREEN, Craig , ZHOU, Zhaoqun , STECKEL, Jonathan, S.
IPC分类号： H01L21/20
CPC分类号： H01L33/04 , H01L21/02439 , H01L21/02491 , H01L21/02502 , H01L21/02521 , H01L21/0256 , H01L21/02601 , H01L33/005 , H01L33/0087 , H01L33/06 , H01L33/28 , H01L33/30 , H01L51/502
摘要： A method for making a device, the method comprising: depositing a layer comprising quantum dots over a first electrode, the quantum dots including ligands attached to the outer surfaces thereof; treating the surface of the deposited layer comprising quantum dots to remove the exposed ligands; and forming a device layer thereover. Also disclosed is a device made in accordance with the disclosed method. Another aspect of the invention relates to a device comprising a first electrode and a second electrode, and a layer comprising quantum dots between the two electrodes, the layer comprising quantum dots deposited from a dispersion that have been treated to remove exposed ligands after formation of the layer in the device. Another aspect of the invention relates to a device comprising a first electrode and a second electrode, a layer comprising a first inorganic semiconductor material disposed between the first and second electrodes, and a plurality of quantum dots disposed between the first and second electrodes, the outer surface of the quantum dots comprising a second inorganic semiconductor material, wherein the composition of the first inorganic semiconductor material and the second inorganic semiconductor material is the same (without regard to any ligands on the outer surface of the quantum dot).
摘要翻译：一种制造器件的方法，所述方法包括：在第一电极上沉积包含量子点的层，所述量子点包括附着于其外表面的配体; 处理包含量子点的沉积层的表面以除去暴露的配体; 并在其上形成器件层。还公开了根据所公开的方法制造的装置。本发明的另一方面涉及一种包括第一电极和第二电极以及在两个电极之间包含量子点的层，该层包括从分散体沉积的量子点，所述分散体在形成之后已被处理以除去暴露的配体设备中的层。本发明的另一方面涉及包括第一电极和第二电极的装置，包括设置在第一和第二电极之间的第一无机半导体材料的层和设置在第一和第二电极之间的多个量子点，外部包括第二无机半导体材料的量子点的表面，其中第一无机半导体材料和第二无机半导体材料的组成相同（不考虑量子点的外表面上的任何配体）。

2. 发明申请

WO2012071107A1 DEVICE INCLUDING SEMICONDUCTOR NANOCRYSTALS & METHOD 审中-公开
标题翻译：包括半导体纳米晶体和方法的器件
公开(公告)号：WO2012071107A1
公开(公告)日：2012-05-31
申请号：PCT/US2011/052962
申请日：2011-09-23
申请人： QD Vision, Inc. , ZHOU, Zhaoqun , KAZLAS, Peter, T. , COX, Marshall
发明人： ZHOU, Zhaoqun , KAZLAS, Peter, T. , COX, Marshall
IPC分类号： H01L31/0216
CPC分类号： H01L29/0665 , H01L21/02601 , H01L31/035209 , H01L31/035218 , H01L31/18 , H01L33/005 , H01L33/06 , H01L51/0036 , H01L51/0037 , H01L51/426 , H01L2251/308 , Y02E10/549 , Y02P70/521
摘要： A method of making a device comprising semiconductor nanocrystals is disclosed. The method comprises forming a first layer capable of transporting charge over a first electrode, wherein forming the first layer comprises disposing a metal layer over the first electrode and oxidizing at least the surface of the metal layer opposite the first electrode to form a metal oxide, disposing a layer comprising semiconductor nanocrystals over the oxidized metal surface, and disposing a second electrode over the layer comprising semiconductor nanocrsytals. Also disclosed is a device comprising a layer comprising semiconductor nanocrystals disposed between a first electrode and a second electrode. A device can be a light-emitting device. A device can be a photodetector.
摘要翻译：公开了制造包括半导体纳米晶体的器件的方法。该方法包括形成能够在第一电极上传输电荷的第一层，其中形成第一层包括在第一电极上设置金属层，并至少氧化与第一电极相对的金属层的表面以形成金属氧化物，在氧化的金属表面上设置包含半导体纳米晶体的层，以及在包含半导体纳米层的层上设置第二电极。还公开了包括设置在第一电极和第二电极之间的包括半导体纳米晶体的层的器件。器件可以是发光器件。器件可以是光电检测器。

3. 发明申请

WO2009123763A2 LIGHT-EMITTING DEVICE INCLUDING QUANTUM DOTS 审中-公开
标题翻译：发光装置，包括量子点
公开(公告)号：WO2009123763A2
公开(公告)日：2009-10-08
申请号：PCT/US2009/002123
申请日：2009-04-03
申请人： QD VISION, INC. , ZHOU, Zhaoqun , KAZLAS, Peter, T. , MISIC, Mead , POPOVIC, Zoran , MORRIS, John, Spencer
发明人： ZHOU, Zhaoqun , KAZLAS, Peter, T. , MISIC, Mead , POPOVIC, Zoran , MORRIS, John, Spencer
IPC分类号： H01L33/00
CPC分类号： H01L51/5012 , B82Y20/00 , H01L51/5048 , H01L51/5088 , H01L2251/552
摘要： A light emitting device including an emissive material comprising quantum dots is disclosed. In one embodiment, the device includes a cathode, a layer comprising a material capable of transporting and injecting electrons comprising an inorganic material, an emissive layer comprising quantum dots, a layer comprising a material capable of transporting holes, a layer comprising a hole injection material, and an anode. In certain embodiments, the hole injection material can be a p-type doped hole transport material. In certain preferred embodiments, quantum dots comprise semiconductor nanocrystals. In another aspect of the invention, there is provided a light emitting device wherein the device has an initial turn-on voltage that is not greater than 1240/λ, wherein λ represents the wavelength (nm) of light emitted by the emissive layer. Other light emitting devices and a method are disclosed.
摘要翻译：公开了包括包含量子点的发射材料的发光器件。在一个实施例中，该器件包括阴极，包含能够传输和注入包含无机材料的电子的材料的层，包含量子点的发射层，包含能够传输孔的材料的层，包括空穴注入材料，和阳极。在某些实施例中，空穴注入材料可以是p型掺杂的空穴传输材料。在某些优选实施例中，量子点包括半导体纳米晶体。在本发明的另一方面，提供了一种发光器件，其中该器件具有不大于1240 /Ω的初始导通电压，其中表示由发射层发射的光的波长（nm）。公开了其它发光器件和方法。

4. 发明申请

WO2011044391A1 DEVICE INCLUDING QUANTUM DOTS 审中-公开
标题翻译：包括量子的设备
公开(公告)号：WO2011044391A1
公开(公告)日：2011-04-14
申请号：PCT/US2010/051867
申请日：2010-10-07
申请人： QD VISION, INC. , KAZLAS, Peter, T. , ZHOU, Zhaoqun , NIU, Yuhua , KIM, Sang-Jin , MASHFORD, Benjamin, S.
发明人： KAZLAS, Peter, T. , ZHOU, Zhaoqun , NIU, Yuhua , KIM, Sang-Jin , MASHFORD, Benjamin, S.
IPC分类号： H01L29/06
CPC分类号： H01L29/0665 , B82Y10/00
摘要： A device including an emissive material comprising quantum dots is disclosed. In one embodiment, the device includes a first electrode and a second electrode, a layer comprising quantum dots disposed between the first electrode and the second electrodes, and a first interfacial layer disposed at the interface between a surface of the layer comprising quantum dots and a first layer in the device. In certain embodiments, a second interfacial layer is optionally further disposed on the surface of the layer comprising quantum dots opposite to the first interfacial layer. In certain embodiments, a device comprises a light-emitting device. Other light emitting devices and methods are disclosed.
摘要翻译：公开了一种包括包含量子点的发射材料的装置。在一个实施例中，该装置包括第一电极和第二电极，包括设置在第一电极和第二电极之间的量子点的层以及设置在包括量子点的层的表面之间的界面处的第一界面层设备中的第一层。在某些实施方案中，第二界面层任选进一步设置在包含与第一界面层相对的量子点的层的表面上。在某些实施例中，装置包括发光装置。公开了其它发光器件和方法。

5. 发明申请

WO2012158252A1 DEVICE INCLUDING QUANTUM DOTS AND METHOD FOR MAKING SAME 审中-公开
标题翻译：包括量子的装置及其制造方法
公开(公告)号：WO2012158252A1
公开(公告)日：2012-11-22
申请号：PCT/US2012/029464
申请日：2012-03-16
申请人： QD VISION, INC. , MASHFORD, Benjamin, S. , ZHOU, Zhaoqun , KAZLAS, Peter, T.
发明人： MASHFORD, Benjamin, S. , ZHOU, Zhaoqun , KAZLAS, Peter, T.
IPC分类号： H01L21/20
CPC分类号： H01L51/502 , B82Y20/00 , B82Y30/00 , B82Y40/00 , C09K11/025 , C09K11/565 , C09K11/883 , H01L33/06 , H01L51/005 , H01L51/0058 , H01L51/0059 , H01L51/006 , H01L51/4233 , H01L51/5056 , H01L51/5088 , H01L2251/5369 , H05B33/14 , Y02E10/549 , Y10S977/774 , Y10S977/892 , Y10S977/896 , Y10S977/95
摘要： One embodiment relates to a device comprises a pair of electrodes comprising an anode and a cathode; a layer comprising quantum dots disposed between the electrodes, wherein at least a portion of the quantum dots comprise a cote comprising a first semiconductor material and an outer shell surrounding the core, the shell comprising a second semiconductor material, wherein the first semiconductor material confines holes better than electrons in the core and the second semiconductor material is permeable to electrons; and a first layer comprising a material capable of transporting and injecting electrons, the material comprising nanoparticles of a first inorganic semiconductor material, the first layer being disposed between the layer comprising quantum dots and the cathode, wherein the first layer and the cathode form an ohmic contact during operation of the device. In a second embodiments, a device comprises a pair of electrodes comprising an anode and a cathode; a layer comprising quantum dots disposed between the electrodes; a first layer comprising a material capable of transporting and injecting electrons, the material comprising nanoparticles of an n-doped inorganic semiconductor material, the first layer being in contact with the cathode and positioned between the emissive layer and the cathode, and a second layer comprising a material capable of transporting electrons comprising an inorganic semiconductor material, the second layer being disposed between the emissive layer and the first layer, wherein the second layer has a lower electron conductivity than the first layer. In a third embodiment, a device comprises a pair of electrodes comprising an anode and a cathode; an layer comprising quantum dots disposed between the electrodes; and a UV treated first layer comprising a material capable of transporting and injecting electrons in contact with the cathode and positioned between the emissive layer and the cathode, the material capable of transporting and injecting electrons comprising an inorganic semiconductor material. A method and other embodiments are also disclosed.
摘要翻译：一个实施例涉及一种包括一对包括阳极和阴极的电极的装置; 包括设置在所述电极之间的量子点的层，其中所述量子点的至少一部分包括包含第一半导体材料和围绕所述芯的外壳的壳体，所述外壳包括第二半导体材料，其中所述第一半导体材料限制孔优于芯中的电子，第二半导体材料对电子是可透过的; 以及包含能够输送和注入电子的材料的第一层，所述材料包含第一无机半导体材料的纳米颗粒，所述第一层设置在包括量子点和阴极的层之间，其中第一层和阴极形成欧姆在设备运行期间接触。在第二实施例中，装置包括一对包括阳极和阴极的电极; 包括设置在电极之间的量子点的层; 包括能够输送和注入电子的材料的第一层，所述材料包含n掺杂的无机半导体材料的纳米颗粒，所述第一层与阴极接触并位于发光层和阴极之间，第二层包括能够输送包含无机半导体材料的电子的材料，所述第二层设置在所述发射层和所述第一层之间，其中所述第二层具有比所述第一层更低的电子传导性。在第三实施例中，器件包括一对包括阳极和阴极的电极; 包括设置在电极之间的量子点的层; 以及UV处理的第一层，其包括能够传输和注入与阴极接触并且位于发光层和阴极之间的材料的材料，该材料能够传输和注入包含无机半导体材料的电子。还公开了一种方法和其他实施例。

6. 发明申请

WO2014088667A3 LIGHT EMITTING DEVICE INCLUDING TANDEM STRUCTURE 审中-公开
公开(公告)号：WO2014088667A3
公开(公告)日：2014-06-12
申请号：PCT/US2013/059432
申请日：2013-09-12
申请人： QD VISION, INC.
发明人： ZHOU, Zhaoqun , KAZLAS, Peter, T.
IPC分类号： H01L33/14
摘要： A light emitting device comprising: a pair of electrodes; two or more light emitting elements disposed between the electrodes in a stacked arrangement, wherein a light emitting element comprises a layer comprising an emissive material; and a charge generation element disposed between adjacent light emitting elements in the stacked arrangement, the charge generation element comprising a first layer comprising an inorganic n-type semiconductor material, and a second layer comprising a hole injection material. A charge generation element is also disclosed.

7. 发明公开

EP2283342A2 LIGHT-EMITTING DEVICE INCLUDING QUANTUM DOTS 有权转让
标题翻译：发光装置包括量子点
公开(公告)号：EP2283342A2
公开(公告)日：2011-02-16
申请号：EP09727880.8
申请日：2009-04-03
申请人： QD Vision, Inc.
发明人： ZHOU, Zhaoqun , KAZLAS, Peter, T. , MISIC, Mead , POPOVIC, Zoran , MORRIS, John, Spencer
IPC分类号： G01N21/63
CPC分类号： H01L51/5012 , B82Y20/00 , H01L51/5048 , H01L51/5088 , H01L2251/552
摘要： A light emitting device including an emissive material comprising quantum dots is disclosed. In one embodiment, the device includes a cathode, a layer comprising a material capable of transporting and injection electrons comprising an inorganic material, an emissive layer comprising quantum dots, a layer comprising a material capable of transporting holes, a layer comprising a hole injection material, and an anode. In certain embodiments, the hole injection material can be a p-type doped hole transport material. In certain preferred embodiments, quantum dots comprise semiconductor nanocrystals. In another aspect of the invention, there is provided a light emitting device wherein the device has an initial turn-on voltage that is not greater than 1240/λ, wherein λ represents the wavelength (nm) of light emitted by the emissive layer. Other light emitting devices and a method are disclosed.
摘要翻译：公开了包括包含量子点的发射材料的发光器件。在一个实施例中，该器件包括阴极，包括能够传输和注入包括无机材料的电子的材料的层，包括量子点的发射层，包括能够传输空穴的材料的层，包含空穴注入材料的层，和阳极。在某些实施例中，空穴注入材料可以是p型掺杂空穴传输材料。在某些优选实施例中，量子点包含半导体纳米晶体。在本发明的另一方面中，提供了一种发光器件，其中器件具有不大于1240 /λ的初始导通电压，其中λ表示由发射层发射的光的波长（nm）。公开了其他发光装置和方法。

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