The present invention relates to a dye-sensitized solar cell and a fabrication method thereof. The dye-sensitized solar cell according to the present invention comprises: a transparent substrate; a porous semiconductor layer provided on the transparent substrate and comprising a dye sensitizer; a current collecting electrode provided on the porous semiconductor layer and deposited such that a structure having at least one through-hole on the porous semiconductor layer is formed; a catalyst electrode; and an electrolyte material provided between the transparent substrate and the catalyst electrode.

Photovoltaic devices such as solar cells, hybrid solar cell-batteries, and other such devices may include an active layer disposed between two electrodes. The active layer may have perovskite material and other material such as mesoporous material, interfacial layers, thin-coat interfacial layers, and combinations thereof. The perovskite material may be photoactive. The perovskite material may be disposed between two or more other materials in the photovoltaic device. Inclusion of these materials in various arrangements within an active layer of a photovoltaic device may improve device performance. Other materials may be included to further improve device performance, such as, for example: additional perovskites, and additional interfacial layers.

Provided is a photoelectric conversion element including: a first electrode; a hole blocking layer; an electron transport layer; a hole transport layer; and a second electrode, wherein the hole blocking layer includes a metal oxide including a titanium atom and a niobium atom.

The present disclosure relates to a method to enhance the efficiency and reduce interfacial charge transfer resistance in dye sensitized solar cell (DSSC) and a perovskite solar cell (PSC) by fabricating with Mg and La doped photoanodes. Mg and La co-doped into TiO.sub.2 has shown more than 20% efficiency than pristine TiO.sub.2 and more than 5% higher efficiency than the single doping of 1% La and Mg in TiO.sub.2 cells. Thus, the present disclosure relates to an improved photoanode material to be used in solar cells.

The present invention relates to a flexible transparent electrode for a dye-sensitized solar cell and a manufacturing method for same, and more specifically, to a flexible TiInZnO transparent electrode for a dye-sensitized solar cell and a manufacturing method for same, and to a metal-inserted three-layer transparent electrode with high conductivity using the flexible transparent electrode and a manufacturing method for same, wherein compared with the conventional fluorine-doped tin oxide (FTO) and indium-tin oxide (ITO) transparent electrodes with a high deposition temperature, the flexible transparent electrode, despite being deposited at room or low temperature, has low surface resistance, high conductivity and transmittance, superior resistance against external bending, improved surface characteristics and better surface roughness performance.

A method for making electronic devices based on derivatized ladder polymer poly(benzo-isimidazobenzophenanthroline) (BBL) including photovoltaic modules and simple thin film transistors in planar and mechanically flexible and stretchable constructs.

A simple, one-step method for producing a homogenous CeO.sub.2TiO.sub.2 composite thin film using aerosol-assisted chemical vapor deposition (CVD) of a solution containing triacetatocerium (III) and tetra isopropoxytitanium (IV) on a fluorine-doped tin oxide (FTO) substrate at a temperature ranging from about 500 to about 650 C. Methods for using the film produced by this method.

A simple, one-step method for producing a homogenous CeO.sub.2TiO.sub.2 composite thin film using aerosol-assisted chemical vapor deposition (CVD) of a solution containing triacetatocerium (III) and tetra isopropoxytitanium (IV) on a fluorine-doped tin oxide (FTO) substrate at a temperature ranging from about 500 to about 650 C. Methods for using the film produced by this method.