| 摘要 |
PCT No. PCT/JP93/01020 Sec. 371 Date Mar. 4, 1994 Sec. 102(e) Date Mar. 4, 1994 PCT Filed Jul. 22, 1993 PCT Pub. No. WO94/03032 PCT Pub. Date Feb. 3, 1994.An organic EL device having, as a cathode, a vapor deposited film containing at least one metal A selected from Pb, Sn and Bi and a metal B having a work function of 4.2 eV or less, provided by the present invention, has high chemical stability of the cathode with time and high power conversion efficiency, and is useful as a display device and a light-emitting device.
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