Electric lamp and discharge devices – With luminescent solid or liquid material – Solid-state type
Patent
1998-05-15
2000-09-12
Patel, Ashok
Electric lamp and discharge devices
With luminescent solid or liquid material
Solid-state type
313506, 428917, H05B 3326
Patent
active
061182125
ABSTRACT:
An organic EL device of the invention comprises a hole injecting electrode, an electron injecting electrode and at least one organic layer interleaved between them. The electron injecting electrode is a film of an aluminum lithium alloy formed by a sputtering technique and comprising 0.4 to 14 at % of lithium. The electron injecting electrode further includes on a side of the electron injecting electrode that is not opposite to the organic layer a protective electrode comprising at least one of aluminum, aluminum and a transition metal except titanium, titanium, and titanium nitride.
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Arai Michio
Kobori Isamu
Mori Masami
Nakaya Kenji
Ohisa Kazutoshi
Patel Ashok
TDK Corporation
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