摘要:
A solar cell includes a substrate formed of n-type single crystal silicon, an emitter region of a p-type which is positioned at a first surface of the substrate and includes a first emitter region having a first sheet resistance and a second emitter region having a second sheet resistance less than the first sheet resistance, a plurality of surface field regions of the n-type locally positioned at a second surface opposite the first surface of the substrate, a plurality of first electrodes which are positioned only on the second emitter region to be separated from one another and are connected to the second emitter region, and a plurality of second electrodes which are positioned on the plurality of surface field regions to be separated from one another and are connected to the plurality of surface field regions.
摘要:
A solar cell includes a substrate formed of n-type single crystal silicon, an emitter region of a p-type which is positioned at a first surface of the substrate and includes a first emitter region having a first sheet resistance and a second emitter region having a second sheet resistance less than the first sheet resistance, a plurality of surface field regions of the n-type locally positioned at a second surface opposite the first surface of the substrate, a plurality of first electrodes which are positioned only on the second emitter region to be separated from one another and are connected to the second emitter region, and a plurality of second electrodes which are positioned on the plurality of surface field regions to be separated from one another and are connected to the plurality of surface field regions.
摘要:
A solar cell and a method for manufacturing the same are disclosed. The solar cell includes a semiconductor substrate doped with impurities of a first conductive type, a front surface field region disposed at a front surface of the substrate and doped with impurities of the first conductive type at a concentration higher than those of the substrate, a tunnel layer disposed on a back surface of the substrate and formed of a dielectric material, an emitter region disposed at a first portion of a back surface of the tunnel layer and doped with impurities of a second conductive type opposite the first conductive type, and a back surface field region disposed at a second portion of the back surface of the tunnel layer and doped with impurities of the first conductive type at a concentration higher than those of the substrate.
摘要:
A solar cell include a polycrystalline semiconductor substrate of a p-type, an emitter region of an n-type and forming a p-n junction with the polycrystalline semiconductor substrate, a first electrode connected to the emitter region, and a second electrode connected to the polycrystalline semiconductor substrate, wherein the polycrystalline semiconductor substrate has a pure p-type impurity concentration of substantially 7.2×10 15 /cm 3 to 3.5×10 16 /cm 3 .
摘要翻译:太阳能电池包括p型多晶半导体衬底,n型发射极区和与多晶半导体衬底形成pn结,连接到发射极区的第一电极和连接到多晶半导体衬底的第二电极 半导体衬底,其中所述多晶半导体衬底具有基本上为7.2×10 15 / cm 3至3.5×10 16 / cm 3的纯p型杂质浓度。
摘要:
Disclosed is a solar cell including a semiconductor substrate, a first conductive area disposed on one surface of the semiconductor substrate, the first conductive area being of a first conductive type, a second conductive area of a second conductive type opposite to the first conductive type, a first electrode connected to the first conductive area, and a second electrode connected to the second conductive area. At least one of the first conductive area and the second conductive area is formed of a metal compound layer.
摘要:
A solar cell and a method for manufacturing the same are disclosed. The solar cell includes a semiconductor substrate doped with impurities of a first conductive type, a front surface field region disposed at a front surface of the substrate and doped with impurities of the first conductive type at a concentration higher than those of the substrate, a tunnel layer disposed on a back surface of the substrate and formed of a dielectric material, an emitter region disposed at a first portion of a back surface of the tunnel layer and doped with impurities of a second conductive type opposite the first conductive type, and a back surface field region disposed at a second portion of the back surface of the tunnel layer and doped with impurities of the first conductive type at a concentration higher than those of the substrate.
摘要:
A solar cell (150) comprises: a semiconductor substrate (10); a conductive region (32; 34) on the semiconductor substrate; a protective layer (40a) on the conductive region; and an electrode (42; 44) in electrical connection with the conductive region wherein the protective layer is interposed between the electrode and the conductive region.
摘要:
A solar cell and a method for manufacturing the same are discussed. The solar cell includes a substrate (110) of a first conductive type, an emitter region (120) of a second conductive type opposite the first conductive type, the emitter region forming a p-n junction along with the substrate, a passivation layer (190) which is positioned on a back surface of the substrate and has a plurality of via holes exposing portions of the back surface of the substrate, a first electrode (150) connected to the emitter region (120), and a second electrode (160) which is positioned on a back surface of the passivation layer and is connected to the substrate through the plurality of via holes. The passivation layer (190) includes a first passivation layer formed of amorphous silicon (191) and a second passivation layer formed of amorphous silicon nitride (192). It may further include a third passivation layer formed of silicon oxide and positioned between the back surface of the substrate (110) and the first passivation layer (191).