A field-effect transistor includes a channel-forming region composed of an organic compound crystal including π-electron conjugated molecules each containing chalcogen atoms as a constituent, wherein the distance between chalcogen atoms of adjacent π-electron conjugated molecules is short, and the organic compound crystal has a periodic structure in which π-electron conjugated molecules are two-dimensionally or three-dimensionally linked together.
场效应晶体管包括一个通道形成区域,由包含
硫族元素原子的π-电子共轭分子组成的有机化合物晶体构成,其中相邻π-电子共轭分子的
硫族元素原子之间的距离较短,有机化合物晶体具有π-电子共轭分子在二维或三维中相互连接的周期结构。