摘要 |
Provided are an etchant, a method for fabricating a wire using the etchant, and a method for fabricating a thin film transistor (TFT) substrate using the etchant. The etchant includes a material having the formula 1, ammonium acetic acid, and the remainder of deionized water, wherein the formula 1 is expressed by: M(OH)XLY  (1) where M indicates Zn, Sn, Cr, Al, Ba, Fe, Ti, Si, or B, X indicates 2 or 3, L indicates H2O, NH3, CN, COR, or NH2R, Y indicates 0, 1, 2, or 3, and R indicates an alkyl group. |