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    • 3. 发明授权
    • Mono-silicon solar cells
    • 单硅太阳能电池
    • US08349644B2
    • 2013-01-08
    • US12254316
    • 2008-10-20
    • Wei ShanXiao-Dong Xiang
    • Wei ShanXiao-Dong Xiang
    • H01L21/00
    • H01L31/022425H01L31/022441H01L31/068H01L31/0682H01L31/1804Y02E10/547Y02P70/521
    • A method for producing a backside contact of a single p-n junction photovoltaic solar cell is provided. The method includes the steps of: providing a p-type substrate having a back surface; providing a plurality of p+ diffusion regions at the back surface of the substrate; providing a plurality of n+ diffusion regions at the back surface of the substrate in an alternate pattern with the p+ diffusion regions; providing an oxide layer over the p+ and n+ regions; providing an insulating layer over the back surface of the substrate; providing at least one first metal contact at the back surface for the p+ diffusion regions; and providing at least one second metal contact at the back surface for the n+ diffusion regions.
    • 提供了一种用于制造单个p-n结光伏太阳能电池的背面接触的方法。 该方法包括以下步骤:提供具有背面的p型衬底; 在所述基板的背面设置多个p +扩散区域; 在所述基板的背面以与p +扩散区域交替的图案提供多个n +扩散区域; 在p +和n +区域上提供氧化物层; 在所述衬底的背表面上提供绝缘层; 在所述p +扩散区的后表面处提供至少一个第一金属接触; 以及在所述n +扩散区的后表面处提供至少一个第二金属接触。
    • 4. 发明申请
    • MONO-SILICON SOLAR CELLS
    • 单极太阳能电池
    • US20100029039A1
    • 2010-02-04
    • US12254316
    • 2008-10-20
    • Wei ShanXiao-Dong Xiang
    • Wei ShanXiao-Dong Xiang
    • H01L21/768
    • H01L31/022425H01L31/022441H01L31/068H01L31/0682H01L31/1804Y02E10/547Y02P70/521
    • A method for producing a backside contact of a single p-n junction photovoltaic solar cell is provided. The method includes the steps of: providing a p-type substrate having a back surface; providing a plurality of p+ diffusion regions at the back surface of the substrate; providing a plurality of n+ diffusion regions at the back surface of the substrate in an alternate pattern with the p+ diffusion regions; providing an oxide layer over the p+ and n+ regions; providing an insulating layer over the back surface of the substrate; providing at least one first metal contact at the back surface for the p+ diffusion regions; and providing at least one second metal contact at the back surface for the n+ diffusion regions.
    • 提供了一种用于制造单个p-n结光伏太阳能电池的背面接触的方法。 该方法包括以下步骤:提供具有背面的p型衬底; 在所述基板的背面设置多个p +扩散区域; 在所述基板的背面以与p +扩散区域交替的图案提供多个n +扩散区域; 在p +和n +区域上提供氧化物层; 在所述衬底的背表面上提供绝缘层; 在所述p +扩散区的后表面处提供至少一个第一金属接触; 以及在所述n +扩散区的后表面处提供至少一个第二金属接触。
    • 5. 发明申请
    • METHODS AND APPARATUSES FOR WAVEGUIDING LUMINESCENCE GENERATED IN A SCATTERING MEDIUM
    • 用于在散射介质中产生的发光的方法和装置
    • US20090110356A1
    • 2009-04-30
    • US12141513
    • 2008-06-18
    • Xiao-Dong XiangWei ShanZitong Chen
    • Xiao-Dong XiangWei ShanZitong Chen
    • G02B6/10
    • G02B6/10H01L31/055Y02E10/52
    • The present invention is directed to a luminescent waveguide device, and methods of making thereof, that may be used to convert solar energy into electricity. In particular, the present invention relates to extracting and waveguiding luminescence generated in a scattering medium so as to improve luminescent concentrator performance. By stacking one or a pair of transparent plates of refractive index slightly smaller than that of luminescent plate but still larger than that of air, a much greater fraction of re-emitted light by the embedded luminescent particles can be extracted so that the detrimental effect of particle scattering can be minimized. Additionally, by additionally using a high-efficiency diffractive optic component in the structure to redirect the re-emitted photons with angles falling into the escape zone to much larger angles so these otherwise outgoing photons can be waveguided by total internal reflection. These improvements minimize the critical-angle loss and increase the output light intensity at the ends of the waveguide.
    • 本发明涉及可用于将太阳能转换成电的发光波导装置及其制造方法。 特别地,本发明涉及提取和波导散射介质中产生的发光,从而提高发光浓缩器性能。 通过堆叠折射率略小于发光板的一个或一对折射率的透明板,但仍大于空气的透明板,可以提取由嵌入的发光粒子重新发射的光的大部分,从而使得不利的 粒子散射可以最小化。 另外,通过在该结构中另外使用高效率的衍射光学部件来将具有落入逃逸区域的角度的重新发射的光子重定向到更大的角度,因此这些另外的出射的光子可以被全内反射波导。 这些改进使临界角损失最小化并增加波导末端处的输出光强度。
    • 6. 发明申请
    • Systems and methods for improving luminescent concentrator performance
    • 提高发光浓缩器性能的系统和方法
    • US20080223438A1
    • 2008-09-18
    • US11975071
    • 2007-10-17
    • Xiao-Dong XiangWei Shan
    • Xiao-Dong XiangWei Shan
    • H01L31/0232G02F1/35
    • H01L31/055H01L31/02322H01L31/0547Y02E10/52
    • Disclosed herein are systems and methods for improving the performance of a luminescent concentrator. Performance may be enhanced by incorporating a reflector capable of blocking re-emitted photons from the luminescent material used to make frequency down conversion with a narrow reflection band, while allowing broad transmission of incident sunlight. The reflection band of the reflector that spectrally matches to the bandwidth of re-emission from the luminescent material acts as a luminescence cavity to prevent the outgoing re-emission that cannot be waveguided by total internal reflection to the photovoltaic device(s) located at the side edges of the concentrator. Further embodiments include using inorganic phosphors specifically as luminescent materials
    • 本文公开了用于提高发光浓缩器的性能的系统和方法。 可以通过结合能够阻挡来自用于通过窄反射带进行下变频的发光材料的再发射光子的反射器,同时允许入射太阳光的广泛传输来增强性能。 与发光材料再发射的带宽光谱匹配的反射器的反射带用作发光腔,以防止不能被位于该光电器件的光电器件的全内反射波导的输出再发射 集中器的侧边缘。 另外的实施方案包括使用无机磷光体作为发光材料