发明名称 |
Light-Emitting Element, Light-Emitting Device, Display Device, Electronic Device, and Lighting Device |
摘要 |
Provided is a light-emitting element in which an adverse effect by halides in an EL layer is suppressed and which can be provided with low cost. The light-emitting element including at least two layers between an anode and a light-emitting layer. One of the two layers which is closer to the anode has higher concentration of halides and halogen elements than the other layer closer to the light-emitting layer. |
申请公布号 |
US2014091293(A1) |
申请公布日期 |
2014.04.03 |
申请号 |
US201314042899 |
申请日期 |
2013.10.01 |
申请人 |
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. |
发明人 |
SUZUKI TSUNENORI;KOMATSU NOZOMI;OSAKA HARUE;SEO HIROMI;SEO SATOSHI |
分类号 |
H01L51/50 |
主分类号 |
H01L51/50 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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