Low voltage efficient simple p-i-n type electrophosphorescent green organic light-emitting devices
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作者:
Kim, Sun Young
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Kyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South Korea
Kim, Sun Young
[1
]
Jeon, Woo Sik
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Kyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South Korea
Jeon, Woo Sik
[1
]
Park, Tae Jin
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Kyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South Korea
Park, Tae Jin
[1
]
Pode, Ramchandra
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Kyung Hee Univ, Dept Phys, Dongdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South Korea
Pode, Ramchandra
[2
]
Jang, Jin
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Kyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South Korea
Jang, Jin
[1
]
Kwon, Jang Hyuk
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Kyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South Korea
Kwon, Jang Hyuk
[1
]
机构:
[1] Kyung Hee Univ, Dept Informat Display, Dongdaemoon Ku, Seoul 130701, South Korea
[2] Kyung Hee Univ, Dept Phys, Dongdaemoon Ku, Seoul 130701, South Korea
We present simple p-i-n structures with double-emitting and mixed-emitting layers for highly efficient phosphorescent green devices. Using a wide band-gap hole transporting material of 4,4(')4(')-tris(N-carbazolyl)-triphenylamine and a wide band-gap electron transporting material of bis[2-(2-hydroxyphenyl)-pyridine]beryllium, the bilayered p-i-n structure with no heterointerface barriers has been realized. A very low onset voltage value of 2.4 V corresponding to the energy of 2.4 eV of green electroluminescence, which is close to the photon energy of dopant emitting molecules (2.3-2.4 eV), is achieved in this simple p-i-n device configuration. Maximum current- and power-efficiency values of 53.3 cd/A and 61.4 lm/W and low rolloff of current efficiency (6%) are demonstrated in the simple p-i-n green phosphorescent devices, promising for the practical and economical high brightness applications.
机构:
Univ Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USA
Gong, X
Ostrowski, JC
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Univ Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USA
Ostrowski, JC
Bazan, GC
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Univ Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USA
Bazan, GC
Moses, D
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Univ Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USA
Moses, D
Heeger, AJ
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Univ Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USA
机构:
Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Jeon, Woo Sik
Park, Tae Jin
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Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Park, Tae Jin
Park, Jung Joo
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机构:
Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Park, Jung Joo
Kim, Sun Young
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机构:
Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kim, Sun Young
Jang, Jin
论文数: 0引用数: 0
h-index: 0
机构:
Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Jang, Jin
Kwon, Jang Hyuk
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机构:
Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kwon, Jang Hyuk
Pode, Ramchandra
论文数: 0引用数: 0
h-index: 0
机构:
Kyung Hee Univ, Dept Phys, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
机构:
Univ Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USA
Gong, X
Ostrowski, JC
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USA
Ostrowski, JC
Bazan, GC
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USA
Bazan, GC
Moses, D
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USA
Moses, D
Heeger, AJ
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Chem & Mat, Inst Polymers & Organ Solids, Santa Barbara, CA 93106 USA
机构:
Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Jeon, Woo Sik
Park, Tae Jin
论文数: 0引用数: 0
h-index: 0
机构:
Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Park, Tae Jin
Park, Jung Joo
论文数: 0引用数: 0
h-index: 0
机构:
Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Park, Jung Joo
Kim, Sun Young
论文数: 0引用数: 0
h-index: 0
机构:
Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kim, Sun Young
Jang, Jin
论文数: 0引用数: 0
h-index: 0
机构:
Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Jang, Jin
Kwon, Jang Hyuk
论文数: 0引用数: 0
h-index: 0
机构:
Kyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kyung Hee Univ, Dept Informat Display, Dingdaemoon Ku, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea
Kwon, Jang Hyuk
Pode, Ramchandra
论文数: 0引用数: 0
h-index: 0
机构:
Kyung Hee Univ, Dept Phys, Seoul 130701, South KoreaKyung Hee Univ, Adv Display Res Ctr, Dingdaemoon Ku, Seoul 130701, South Korea