NOVELTY - Manufacturing a dye-sensitized/ligand-to-metal charge-transfer hybrid solar cell, comprises: (a) forming a nano-oxide layer on a transparent substrate including a transparent conductive oxide layer formed on it; (b) immersing the transparent substrate including the nano-oxide layer formed on it into a dye solution; (c) forming a metal layer on a transparent substrate; and (d) joining the working electrode fabricated in (b) and the counter electrode fabricated in (c) such that they face each other, and then charging an electrolyte between it.    USE - The method is useful for manufacturing a dye-sensitized/ligand-to-metal charge-transfer hybrid solar cell (claimed).    ADVANTAGE - The method is highly efficient and reliable in manufacturing a dye-sensitized/ligand-to-metal charge-transfer hybrid solar cell with improved photoelectric conversion efficiency.    DETAILED DESCRIPTION - Manufacturing a dye-sensitized/ligand-to-metal charge-transfer hybrid solar cell, comprises: (a) forming a nano-oxide layer on a transparent substrate including a transparent conductive oxide layer formed on it; (b) immersing the transparent substrate including the nano-oxide layer formed on it into a dye solution prepared by mixing a dye, an organic solvent and a compound selected from salicylic acid, a salicylic acid derivative, catechol, salicylaldehyde, saccharine, salicylamide, 1,4,5,8-naphthalenetetracarboxylic acid, anhydrous 1,4,5,8-naphthalenetetracarboxylic acid, anhydrous 1,8-naphthalic acid, 1-naphthoic acid, naphthol blue black and naphthol green B and thus adsorbing the dye and ligands on nano-oxide particles to fabricate a working electrode; (c) forming a metal layer on a transparent substrate including a transparent conductive oxide layer formed on it to fabricate a counter electrode; and (d) joining the working electrode fabricated in (b) and the counter electrode fabricated in (c) such that they face each other, and then charging an electrolyte between it. INDEPENDENT CLAIMS are:    (1) a working electrode of a dye-sensitized/ligand-to-metal charge-transfer hybrid solar cell, the working electrode comprising a nano-oxide layer composed of nano-oxide particles adsorbed with dyes and ligands; and    (2) a dye-sensitized/ligand-to-metal charge-transfer hybrid solar cell, comprising a working electrode including a nano-oxide layer composed of nano-oxide particles adsorbed with dyes and ligands.    DESCRIPTION OF DRAWING(S) - The drawing shows a sectional view of a dye-sensitized/ligand-to-metal charge-transfer hybrid solar cell.    Transparent substrate (1)    Working electrode (10)    Counter electrode (20)    Metal layer (30)    Nano oxide particle (40)    Dye (50)    Ligand (60)    Dye-sensitized/ligand-to-metal charge-transfer hybrid solar cell (100)