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    • 3. 发明授权
    • Method of manufacturing photoelectric conversion device
    • 制造光电转换装置的方法
    • US08207011B2
    • 2012-06-26
    • US12860283
    • 2010-08-20
    • Yoshikazu HiuraRiho KataishiShunpei Yamazaki
    • Yoshikazu HiuraRiho KataishiShunpei Yamazaki
    • H01L21/00
    • H01L31/1824C23C16/45557C23C16/45565C23C16/5096H01L21/02532H01L21/0262H01L31/03921H01L31/046H01L31/0463H01L31/0465H01L31/077Y02E10/545Y02P70/521
    • Provided is a technique for manufacturing a photoelectric conversion element using a dense crystalline semiconductor film without a cavity between crystal grains. A method of manufacturing a photoelectric conversion device having a first electrode, a unit cell, and a second electrode over a substrate includes the steps of: forming a plasma region between a first electrode and a second electrode by supplying high-frequency power of 60 MHz or less to the first electrode under a condition where a pressure of a reactive gas in a chamber of a plasma CVD apparatus is set to from 450 Pa to 13332 Pa, and a distance between the first electrode and the second electrode of the plasma CVD apparatus is set to from 1 mm to 20 mm, preferably, 4 mm to 16 mm; forming deposition precursors including a crystalline semiconductor in a gas phase including the plasma region; forming a crystal nucleus having a grain size of from 5 nm to 15 nm by depositing the deposition precursors; and forming a semiconductor film having a first conductivity type, a semiconductor film effective in photoelectric conversion, or a semiconductor film having a first conductivity type in the unit cell, by growing a crystal from the crystal nucleus.
    • 本发明提供一种使用在晶粒之间没有空腔的致密结晶半导体膜的光电转换元件的制造技术。 制造在基板上具有第一电极,单元电池和第二电极的光电转换装置的方法包括以下步骤:通过提供60MHz的高频功率在第一电极和第二电极之间形成等离子体区域 等离子体CVD装置的室内的反应气体的压力设定为450Pa〜13332Pa,等离子体CVD装置的第一电极和第二电极之间的距离设定为第一电极 设定为1mm至20mm,优选为4mm至16mm; 在包括所述等离子体区域的气相中形成包括结晶半导体的沉积前体; 通过沉积沉积前体形成晶粒尺寸为5nm至15nm的晶核; 以及通过从晶核生长晶体,形成具有第一导电类型的半导体膜,有效于光电转换的半导体膜或具有第一导电类型的半导体膜。
    • 5. 发明授权
    • Photoelectric conversion device and manufacturing method thereof
    • 光电转换装置及其制造方法
    • US08513046B2
    • 2013-08-20
    • US13252299
    • 2011-10-04
    • Yoshikazu HiuraFumito Isaka
    • Yoshikazu HiuraFumito Isaka
    • H01L21/00
    • H01L31/1824H01L31/03685H01L31/075Y02E10/545Y02E10/547Y02E10/548Y02P70/521
    • A photoelectric conversion device including a single crystal silicon substrate; a first amorphous silicon layer in contact with a surface (a light-receiving surface) of the single crystal silicon substrate; a first polarity (p-type) impurity diffusion layer in contact with the first amorphous silicon layer; a second amorphous silicon layer in contact with a back surface of the single crystal silicon substrate; and a second polarity (n-type) impurity diffusion layer in contact with the second amorphous silicon layer, in which the first and second polarity impurity diffusion layers are microcrystalline silicon layers formed under a deposition condition where a pressure in a reaction chamber is adjusted to be greater than or equal to 450 Pa and less than or equal to 10000 Pa is provided.
    • 一种包括单晶硅衬底的光电转换装置; 与单晶硅衬底的表面(受光面)接触的第一非晶硅层; 与第一非晶硅层接触的第一极性(p型)杂质扩散层; 与所述单晶硅衬底的背面接触的第二非晶硅层; 以及与第二非晶硅层接触的第二极性(n型)杂质扩散层,其中第一和第二极性杂质扩散层是在反应室中的压力被调节到的沉积条件下形成的微晶硅层 大于或等于450Pa并且小于或等于10000Pa。