首页> 外国专利> MANUFACTURING METHOD FOR PHOTOANODE AND DYE-SENSITIZED SOLAR CELLS, PHOTOANODE OF DYE-SENSITIZED SOLAR CELLS MANUFACTURED THEREBY

MANUFACTURING METHOD FOR PHOTOANODE AND DYE-SENSITIZED SOLAR CELLS, PHOTOANODE OF DYE-SENSITIZED SOLAR CELLS MANUFACTURED THEREBY

机译:光敏染料和染料敏化太阳能电池的制造方法,由此制得的染料敏化太阳能电池的光敏二极管

摘要

A method of fabricating a photoelectrode of a dye-sensitized solar cell according to the present invention includes the steps of forming titanium dioxide annotates on a surface of a titanium preform; and attaching zinc oxide on a surface of the titanium dioxide nanotubes. In this case, preferably, the step of forming the titanium dioxide nanotubes is performed through an anodic oxidation scheme, and the step of attaching the zinc oxide is performed through an electrode position scheme. According to the present invention, since an energy level is higher than that of titanium dioxide, zinc oxide causing band bending at an interfacial surface with the titanium dioxide is attached to the surface of the titanium dioxide nanotubes to facilitate the separation of an electron-hole pair, so that the photoelectrode having improved photoelectric conversion efficiency of the dye-sensitized solar cell can be fabricated. Further, according to the fabricating method of the present invention, when comparing with a conventional vacuum scheme-based fabrication method, the fabrication cost can be lowered, and the process time can be reduced. In addition, the dye-sensitized solar cell photoelectrode fabricated through the fabrication method of the present invention may increase the quantity of fuel adsorbed due to a wide surface area. [Reference numerals] (S01) Forming titanium dioxide nanotubes; (S02) Hydrothermal Treatment; (S03) Electrodepositing oxide zinc; (S04) Heat treatment
机译:根据本发明的染料敏化太阳能电池的光电极的制造方法包括以下步骤:在钛预成型件的表面上形成二氧化钛批料;在二氧化钛纳米管的表面上附着氧化锌。在这种情况下,优选地,通过阳极氧化方案执行形成二氧化钛纳米管的步骤,并且通过电极位置方案执行附接氧化锌的步骤。根据本发明,由于能级高于二氧化钛,所以与二氧化钛在界面处引起能带弯曲的氧化锌附着在二氧化钛纳米管的表面上,以促进电子-空穴的分离。因此,可以制造染料敏化太阳能电池的光电转换效率提高的光电极。此外,根据本发明的制造方法,当与常规的基于真空方案的制造方法相比时,可以降低制造成本,并且可以减少工艺时间。另外,通过本发明的制造方法制造的染料敏化太阳能电池光电极可由于宽的表面积而增加燃料的吸附量。 [附图标记](S01)形成二氧化钛纳米管; (S02)水热处理; (S03)电沉积氧化锌; (S04)热处理

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