Spectral response modification of quantum well infrared photodetector by quantum well intermixing
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作者:
Shin, JC
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Korea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South KoreaKorea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South Korea
Shin, JC
[1
]
Choi, WJ
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Korea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South KoreaKorea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South Korea
Choi, WJ
[1
]
Han, IK
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Korea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South KoreaKorea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South Korea
Han, IK
[1
]
Park, YJ
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Korea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South KoreaKorea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South Korea
Park, YJ
[1
]
Lee, JI
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Korea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South KoreaKorea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South Korea
Lee, JI
[1
]
Kim, EK
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Korea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South KoreaKorea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South Korea
Kim, EK
[1
]
Kim, HJ
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Korea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South KoreaKorea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South Korea
Kim, HJ
[1
]
Choi, JW
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Korea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South KoreaKorea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South Korea
Choi, JW
[1
]
机构:
[1] Korea Inst Sci & Technol, Nano Device Res Ctr, Seoul 130650, South Korea
来源:
PROGRESS IN SEMICONDUCTORS II- ELECTRONIC AND OPTOELECTRONIC APPLICATIONS
|
2003年
/
744卷
关键词:
D O I:
暂无
中图分类号:
TM [电工技术];
TN [电子技术、通信技术];
学科分类号:
0808 ;
0809 ;
摘要:
We have studied the change of the spectral response in a quantum well infrared photodetector (QWIP) by using the impurity-free vacancy disordering (IFVD) to change the bandgap of the GaAs/AlGaAs multiple quantum well absorption layer. IFVD process has been carried out with PECVD-grown SiO2 capping on the MOCVD-grown QWIP structure, whose absorption region consists of 25 periods of 3.6nm thick Si-doped GaAs well and 50nm thick Al0.24Ga0.76As barrier. The PL peak of MQW decreased with the increase of annealing temperature and time from 802 nm to 700 nm at 15 K. The fabricated QWIP whose absorption region was intermixed at 850 T by IFVD technique showed the maximum change in spectral response from 8 to 10 um when compared to a QWIP without intermixing. This result implies that the intermixing technology can be used to make multicolor QWIP without growing multiple IR absorption regions.
机构:
Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USAUniv Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Choi, WJ
Han, SM
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机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Han, SM
Shah, SI
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机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Shah, SI
Choi, SG
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机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Choi, SG
Woo, DH
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机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Woo, DH
Lee, S
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机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Lee, S
Kim, SH
论文数: 0引用数: 0
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机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Kim, SH
Lee, JI
论文数: 0引用数: 0
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机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Lee, JI
Kang, KN
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机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Kang, KN
Cho, J
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机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
机构:
Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USAUniv Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Choi, WJ
Han, SM
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Han, SM
Shah, SI
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Shah, SI
Choi, SG
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Choi, SG
Woo, DH
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Woo, DH
Lee, S
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Lee, S
Kim, SH
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Kim, SH
Lee, JI
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Lee, JI
Kang, KN
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA
Kang, KN
Cho, J
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h-index: 0
机构:Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 92106 USA