Abstract:
본 발명은 전이금속을 포함하는 광촉매 제조방법, 및 그를 포함하는 염료감응형 태양전지 제조방법에 관한 것으로, 기존 상용화되어 시판되고 있는 P-25(Degussa, Germaby) 광촉매(SiO2, TiO2)에 질산화은(AgNO3)을 함침법을 이용하여 담지한 후 초음파를 통해 입자간 분산을 유도하고, 초음파 분산이 끝난 광촉매 슬러지는 탈수, 건조, 및 소성의 과정을 걸쳐 Ag를 담지한 최종의 광촉매 입자를 제조할 수 있다. 그리고, 광촉매를 입자를 파쇄하여 패이스트를 제조한 후 FTO 유리판에 코팅한 후 소성과정을 걸쳐 염료를 흡착함으로써 태양전지의 광전극을 제조할 수 있다. 본 발명에 의하면, 광촉매에 전이금속을 포함함으로써 염료감응형 태양전지의 에너지 변환효율을 향상시킬 수 있다. 전이금속, 질산화은(AgNO3), 광촉매, 염료감응형 태양전지
Abstract:
PURPOSE: A manufacturing method of polymer electrolyte membrane for solid polymer type fuel cell including hydrophilicity intensifier, a polymer electrolyte membrane for the solid polymer type fuel cell manufactured thereby, a membrane electrode assembly including the same, and a solid polymer type fuel cell are provided to reduce contact resistance between electrode and electrolyte membrane and to enhance conductivity. CONSTITUTION: A manufacturing method of polymer electrolyte membrane for solid polymer type fuel cell including hydrophilicity intensifier comprises the following steps: preparing transition metal doped hydrophilicity intensifier; preparing a polyelectrolyte solution for the solid polymer type fuel cell; uniformly mixing the transition metal doped hydrophilicity intensifier with the membranous polymers electrolyte solution; and forming a polymer electrolyte membrane in the transition metal doped hydrophilicity intensifier is uniformly dispersed.
Abstract:
PURPOSE: Photo-catalyst, a method for manufacturing the same, the semiconductor electrode paste composition of a dye-sensitized solar cell including the same, the dye-sensitized solar cell using the same, a method for manufacturing the dye-sensitized solar cell are provided to carry dye and transition metals in the photo-catalyst and improve the energy conversion efficiency of the dye-sensitized solar cell. CONSTITUTION: Photo-catalyst includes nanoparticle titanium dioxide. At least one maleinized acryl epoxy soybean oilcopolymer(MAESO) molecule is absorbed in the nanoparticle titanium dioxide. The weight ratio of the MAESO and titanium dioxide is 0.25~1:5. The surface area of the photo-catalyst is between 100 and 120 m^2/g. The MAESO is dissolved in an organic solvent to obtain an MAESO solution(S10). The nanoparticle titanium dioxide is mixed with the solution(S12). Sludgy is obtained by centrifuging the mixed solution(S15). The sludge is sintered and pulverized(S17). The organic solvent is acethylaceton.
Abstract:
PURPOSE: A manufacturing method of a photocatalyst having transition metals, and a manufacturing method of a dye-sensitive solar cell including the photocatalyst are provided, which can improve the energy conversion efficiency of the dye sensitized solar cell. CONSTITUTION: A manufacturing method of a photocatalyst including transition metals comprises a step for forming sludge through a centrifuge process, after stirring the photocatalyst in which the transition metal is supported, and a step for creating a photocatalyst particle by calcining and pulverizing the sludge. The transition metal is chrome, vanadium, silver, gold, palladium, platinum, molybdenum, or niobium. A manufacturing method for a dye-sensitized solar cell comprises the following steps: manufacturing paste by using the photocatalyst particle; manufacturing a photoelectrode with the paste; and forming a solar cell with a hot pressing method.