| 摘要 |
<p>The invention provides an organic EL device with improved luminous efficiency. The device has a structure comprising an inorganic non-degenerate semiconductor layer 12, an organic light-emitting layer 14 and a counter electrode 16 as formed in that order on a lower electrode 10, in which the inorganic non-degenerate semiconductor layer 12 is formed of an amorphous material of In-Zn-Al-O and its band gap energy is 2.9 eV.</p> |
