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1. 发明授权

US08242515B2 Device containing non-blinking quantum dots 有权
标题翻译：包含非闪烁量子点的设备
公开(公告)号：US08242515B2
公开(公告)日：2012-08-14
申请号：US12791173
申请日：2010-06-01
申请人： Keith B. Kahen , Xiaofan Ren
发明人： Keith B. Kahen , Xiaofan Ren
IPC分类号： H01L27/15
CPC分类号： C09K11/025 , C09K11/883
摘要： An optoelectronic device including two spaced apart electrodes; and at least one layer containing ternary core/shell nanocrystals disposed between the spaced electrodes and having ternary semiconductor cores containing a gradient in alloy composition and wherein the ternary core/shell nanocrystals exhibit single molecule non-blinking behavior characterized by on times greater than one minute or radiative lifetimes less than 10 ns.
摘要翻译：包括两个间隔开的电极的光电器件; 以及至少一层含有三元核/壳纳米晶体的层，其设置在间隔开的电极之间并且具有含有合金组成梯度的三元半导体芯，并且其中三元核/壳纳米晶体表现出单分子非眨眼行为，其特征在于大于1分钟或辐射寿命小于10 ns。

2. 发明申请

US20110073835A1 SEMICONDUCTOR NANOCRYSTAL FILM 审中-公开
公开(公告)号：US20110073835A1
公开(公告)日：2011-03-31
申请号：US12568965
申请日：2009-09-29
申请人： Xiaofan Ren , Keith B. Kahen
发明人： Xiaofan Ren , Keith B. Kahen
IPC分类号： H01L29/06
CPC分类号： H01L51/5048 , C01B19/007 , H01L31/035218 , H01L31/0384 , H01L31/03925 , H01L2251/5369 , Y02E10/50
摘要： A film comprised of semiconductor nanocrystals having an aspect ratio less than 3:1 and a diameter greater than 10 nanometers, wherein the film has less than 5% by volume of organic material.
摘要翻译：由半导体纳米晶体构成的薄膜具有小于3:1的纵横比和大于10纳米的直径，其中该薄膜具有小于5体积％的有机材料。

3. 发明授权

US07419728B2 Light-emitting device containing bis-phosphineoxide compound 有权
标题翻译：含有二氧化膦化合物的发光元件
公开(公告)号：US07419728B2
公开(公告)日：2008-09-02
申请号：US11141092
申请日：2005-05-31
申请人： Xiaofan Ren , David J. Giesen
发明人： Xiaofan Ren , David J. Giesen
IPC分类号： H01L51/54
CPC分类号： H01L51/005 , C07F9/5325 , C07F9/5329 , C07F9/5728 , C07F9/58 , C07F9/650905 , C07F9/6521 , C07F9/65318 , C07F9/655345 , C07F9/65685 , H01L51/0067 , H01L51/0081 , H01L51/0085 , H01L51/5016 , H01L51/5036 , H01L2251/308 , Y10S428/917
摘要： An OLED device comprises an anode and a cathode and having therebetween a light emitting layer containing an emissive material, wherein a layer between the anode and cathode contains a phosphineoxide compound bearing two or more tri(hetero)arylphosphineoxide groups, provided these groups are selected to give a compound with a Et≧2.65 eV.
摘要翻译： OLED器件包括阳极和阴极，并且在其间具有包含发射材料的发光层，其中阳极和阴极之间的层含有具有两个或更多个三（杂）芳基氧化膦基团的氧化膦化合物，只要这些基团被选择为得到Et> = 2.65eV的化合物。

4. 发明授权

US07261954B2 Organic light emitting devices having carrier blocking layers comprising metal complexes 有权
标题翻译：具有包含金属络合物的载体阻挡层的有机发光器件
公开(公告)号：US07261954B2
公开(公告)日：2007-08-28
申请号：US11353338
申请日：2006-02-13
申请人： Mark E. Thompson , Xiaofan Ren , Vadim Adamovich , Steven R Cordero , Brian Wendell D'Andrade , Bert Alleyne , Stephen R. Forrest
发明人： Mark E. Thompson , Xiaofan Ren , Vadim Adamovich , Steven R Cordero , Brian Wendell D'Andrade , Bert Alleyne , Stephen R. Forrest
IPC分类号： H01L51/54 , H05B33/12
CPC分类号： H01L51/5096 , H01L51/0034 , H01L51/0035 , H01L51/0037 , H01L51/005 , H01L51/0059 , H01L51/0062 , H01L51/007 , H01L51/0077 , H01L51/0079 , H01L51/0081 , H01L51/0082 , H01L51/0084 , H01L51/0085 , H01L51/5016 , H01L51/5048 , Y10S428/917 , Y10T428/24942
摘要： Light emitting devices having blocking layers comprising one or more metal complexes are provided. The blocking layers may serve to block electrons, holes, and/or excitons. Preferably, the devices further comprise a separate emissive layer in which charge and/or excitons are confined. Metal complexes suitable for blocking layers can be selected by comparison of HOMO and LUMO energy levels of materials comprising adjacent layers in devices of the present invention.
摘要翻译：提供具有包含一种或多种金属络合物的阻挡层的发光器件。阻挡层可用于阻挡电子，空穴和/或激子。优选地，所述器件还包括单独的发射层，其中电荷和/或激子被限制在其中。可以通过比较本发明的装置中包含相邻层的材料的HOMO和LUMO能级来选择适合于阻挡层的金属络合物。

5. 发明申请

US20070087219A1 Electroluminescent device 有权
标题翻译：电致发光器件
公开(公告)号：US20070087219A1
公开(公告)日：2007-04-19
申请号：US11254108
申请日：2005-10-19
申请人： Xiaofan Ren , Christopher Brown
发明人： Xiaofan Ren , Christopher Brown
IPC分类号： H01L51/54
CPC分类号： C09K11/06 , C09K2211/1007 , C09K2211/1011 , C09K2211/1014 , C09K2211/1033 , C09K2211/1037 , C09K2211/1044 , C09K2211/1055 , C09K2211/107 , C09K2211/1088 , C09K2211/185 , H01L51/008 , H01L51/0085 , H01L51/0094 , H01L51/5016 , H05B33/20 , Y10S428/917
摘要： An OLED device comprises a cathode and an anode and has located therebetween a light-emitting layer comprising a phosphorescent light-emitting material and a host comprising a compound of a tetravalent atom wherein the four groups bonded to the atom are aromatic rings, at least one of which contains an electron-withdrawing group (EWG) substituent comprising at least three atoms, the compound having a triplet energy of at least 2.7 eV and a LUMO energy within 0.6 eV of the LUMO energy of at least one material in an adjacent layer on the cathode side of the light-emitting layer. Particular embodiments include certain tetravalent silicon compounds. The light-emitting layer emits blue light and provides good luminance and reduced drive voltage.
摘要翻译：一种OLED器件包括阴极和阳极，并且在它们之间具有包含磷光发光材料的发光层和包含四原子化合物的主体，其中与原子键合的四个基团是芳环，至少一个其包含至少三个原子的吸电子基团（EWG）取代基，该化合物具有至少2.7eV的三重态能量和在邻近层中的至少一种材料的LUMO能量的0.6eV以内的LUMO能量发光层的阴极侧。具体实施方案包括某些四价硅化合物。发光层发出蓝光，并提供良好的亮度和降低的驱动电压。

6. 发明申请

US20110076839A1 MAKING FILMS COMPOSED OF SEMICONDUCTOR NANOCRYSTALS 审中-公开
标题翻译：制备半导体纳米晶体的薄膜
公开(公告)号：US20110076839A1
公开(公告)日：2011-03-31
申请号：US12568980
申请日：2009-09-29
申请人： Xiaofan Ren , Keith B. Kahen
发明人： Xiaofan Ren , Keith B. Kahen
IPC分类号： H01L21/20
CPC分类号： H01L21/02551 , C09K11/025 , C09K11/883 , H01L21/02628
摘要： A method of making a film of large II-VI nanocrystals, including: providing a mixture of column II, column VI chemical precursors, and coordinating solvents selected from amines, phosphines, phosphine oxides, esters, ethers, or combinations thereof by: injecting under heat a higher molar quantity of column II chemical precursor than column VI chemical precursor; and ii) increasing the ratio of column VI to column II chemical precursors during the course of the reaction while still heating the mixture until the molar ratio of column VI chemical precursor to column II chemical precursor is in a range of 1 to 10; heating the mixture to grow large nanocrystals functionalized with coordinating ligands; washing the grown nanocrystals to remove the unreacted precursors and excess coordinating solvents; and d) depositing the large II-VI nanocrystals on a substrate in order to form the film.
摘要翻译：制备大型II-VI纳米晶体的膜的方法，包括：提供柱II，VI族化学前体和选自胺，膦，氧化膦，酯，醚或其组合的配位溶剂的混合物，方法如下：加热比第VI列化学前体更高摩尔量的柱II化学前体; 和ii）在反应过程中增加第VI列与第II列化学前体的比例，同时仍然加热混合物，直到列VI化学前体与第II列化学前体的摩尔比在1至10的范围内; 加热混合物以生长用配位配位体官能化的大的纳米晶体; 洗涤生长的纳米晶体以除去未反应的前体和过量的配位溶剂; 以及d）将大的II-VI纳米晶体沉积在基底上以形成膜。

7. 发明申请

US20100289001A1 DEVICE CONTAINING NON-BLINKING QUANTUM DOTS 有权
标题翻译：包含非闪烁量子的设备
公开(公告)号：US20100289001A1
公开(公告)日：2010-11-18
申请号：US12791173
申请日：2010-06-01
申请人： Keith B. Kahen , Xiaofan Ren
发明人： Keith B. Kahen , Xiaofan Ren
IPC分类号： H01L33/06
CPC分类号： C09K11/025 , C09K11/883
摘要： An optoelectronic device including two spaced apart electrodes; and at least one layer containing ternary core/shell nanocrystals disposed between the spaced electrodes and having ternary semiconductor cores containing a gradient in alloy composition and wherein the ternary core/shell nanocrystals exhibit single molecule non-blinking behavior characterized by on times greater than one minute or radiative lifetimes less than 10 ns.
摘要翻译：包括两个间隔开的电极的光电器件; 以及至少一层含有三元核/壳纳米晶体的层，其设置在间隔开的电极之间并且具有含有合金组成梯度的三元半导体芯，并且其中三元核/壳纳米晶体表现出单分子非眨眼行为，其特征在于大于1分钟或辐射寿命小于10 ns。

8. 发明授权

US07553557B2 Organic light emitting devices with electron blocking layers 有权
标题翻译：具有电子阻挡层的有机发光器件
公开(公告)号：US07553557B2
公开(公告)日：2009-06-30
申请号：US11230851
申请日：2005-09-19
申请人： Mark E. Thompson , Vadim Adamovich , Xiaofan Ren , Arnold Tamayo , Peter I. Djurovich
发明人： Mark E. Thompson , Vadim Adamovich , Xiaofan Ren , Arnold Tamayo , Peter I. Djurovich
IPC分类号： H01L51/54
CPC分类号： H01L51/0085 , C09K11/06 , C09K2211/1044 , C09K2211/185 , H01L51/0059 , H01L51/0062 , H01L51/0077 , H01L51/0081 , H01L51/0087 , H01L51/5096 , H01L2251/308 , H05B33/14 , Y10S428/917
摘要： The present invention relates to organic light emitting devices (OLEDs), and more specifically to efficient OLEDs having electron blocking layers. The devices of the present invention comprise at least one electron blocking layer which functions to confine electrons to specific regions of the light emitting devices. The present invention also relates to materials for use as electron blockers that show increased stability when incorporated into an organic light emitting device.
摘要翻译：本发明涉及有机发光器件（OLED），更具体地涉及具有电子阻挡层的高效OLED。本发明的器件包括至少一个电子阻挡层，其功能是将电子限制在发光器件的特定区域。本发明还涉及用作电子阻滞剂的材料，其在结合到有机发光器件中时显示出增加的稳定性。

9. 发明授权

US07078113B2 Organic light emitting devices having carrier transporting layers comprising metal complexes 有权
公开(公告)号：US07078113B2
公开(公告)日：2006-07-18
申请号：US10226861
申请日：2002-08-23
申请人： Mark E. Thompson , Xiaofan Ren , Peter Djurovich , Haiping Hong , Stephen R. Forrest , Chihaya Adachi
发明人： Mark E. Thompson , Xiaofan Ren , Peter Djurovich , Haiping Hong , Stephen R. Forrest , Chihaya Adachi
IPC分类号： H05B33/12
CPC分类号： H01L51/5096 , C09K11/06 , C09K2211/1029 , C09K2211/1044 , C09K2211/185 , C09K2211/187 , C09K2211/188 , H01L51/002 , H01L51/0035 , H01L51/0037 , H01L51/0059 , H01L51/0062 , H01L51/007 , H01L51/0077 , H01L51/0079 , H01L51/008 , H01L51/0081 , H01L51/0083 , H01L51/0085 , H01L51/5016 , H01L51/5048 , H01L2251/552 , H05B33/14 , Y10S428/917 , Y10T428/24942
摘要： Light emitting devices having charge transporting layers comprising one or more metal complexes are provided. More particularly, devices include hole transporting layers comprising at least one metal complex are disclosed. The present devices can further comprise an electron blocking layer for improved efficiency.

10. 发明授权

US08247088B2 Emitting complex for electroluminescent devices 有权
标题翻译：电致发光器件的发光复合物
公开(公告)号：US08247088B2
公开(公告)日：2012-08-21
申请号：US12200163
申请日：2008-08-28
申请人： Xiaofan Ren , Joseph C. Deaton , David J. Giesen
发明人： Xiaofan Ren , Joseph C. Deaton , David J. Giesen
IPC分类号： H01L51/54 , C09K11/06
CPC分类号： C09K11/06 , C09K2211/1029 , C09K2211/1044 , C09K2211/185 , H01L51/0085 , H01L51/0094 , H01L51/5016 , H05B33/14
摘要： An OLED device including a cathode, an anode, and having therebetween a phosphorescent light-emitting layer that contains a light-emitting organometallic complex including a precious metal, a first ligand including an imidazole group and a second nitrogen heterocycle group, and at least one second different ligand.
摘要翻译：一种OLED器件，包括阴极，阳极，并且在其间具有含有包含贵金属的发光有机金属络合物，包含咪唑基和第二氮杂环基的第一配体的磷光发光层，以及至少一个第二种不同的配体。

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