JP2015090901A - 赤外線検出素子 - Google Patents
赤外線検出素子 Download PDFInfo
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- JP2015090901A JP2015090901A JP2013229629A JP2013229629A JP2015090901A JP 2015090901 A JP2015090901 A JP 2015090901A JP 2013229629 A JP2013229629 A JP 2013229629A JP 2013229629 A JP2013229629 A JP 2013229629A JP 2015090901 A JP2015090901 A JP 2015090901A
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- H—ELECTRICITY
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- H10F30/20—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors
- H10F30/21—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to infrared, visible or ultraviolet radiation
- H10F30/22—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to infrared, visible or ultraviolet radiation the devices having only one potential barrier, e.g. photodiodes
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- H10P14/32—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials characterised by intermediate layers between substrates and deposited layers
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- Y02E10/00—Energy generation through renewable energy sources
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- Y02E10/544—Solar cells from Group III-V materials
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Abstract
【解決手段】 この赤外線検出素子は、バッファ層(InAsSb層)3と、バッファ層(InAs層)4と、光吸収層(InAsSb層)5とを備えている。InAs層の臨界膜厚hcはInAs層の厚みtとはhc<tの関係を満たしてしている。この場合、バッファ層3上に形成されたInAsのバッファ層4及びInAsSbの光吸収層5の結晶性を改善することができる。
【選択図】図1
Description
・キャップ層7:InAsSb/P型/2×1018〜1×1019cm-3/0.5μm
・バリア層6:AlInAsSb/P型/2×1018〜1×1019cm-3/0.02μm
・光吸収層5:InAsSb/N-型(ノンドープ)/2×1017cm-3以下/2.0μm
・バッファ層4:InAs/N型/2×1018〜5×1018cm-3/0.5μm
・バッファ層3:InAsSb/N-型(ノンドープ)/2×1017cm-3以下/0.5μm
・バッファ層2:GaAs/半絶縁型(ノンドープ)/1×1015cm-3以下/0.2μm
・半導体基板1:GaAs/半絶縁型/1×1015cm-3以下/250μm
(実施例)
(比較例)
・キャップ層7:InAsSb/P型/0.5μm
・バリア層6:AlInAsSb/P型/0.02μm
・光吸収層5:InAsSb/N-型(ノンドープ)/2.0μm
・バッファ層:InAsSb/N型/1.0μm
・バッファ層4:上記の通りの超格子バッファ層
・バッファ層3:InAsSb/N-型(ノンドープ)/0.3μm
・バッファ層2:GaAs/半絶縁型(ノンドープ)/0.2μm
・半導体基板1:GaAs/半絶縁型250μm
Claims (4)
- 赤外線検出素子において、
第1のInAsSb層と、
前記第1のInAsSb層上に成長したInAs層と、
前記InAs層上に成長した第2のInAsSb層と、
を備え、
前記InAs層の臨界膜厚hcと前記InAs層の厚みtは、
hc<t、
の関係を満たすことを特徴とする赤外線検出素子。 - 前記第1のInAsSb層及び前記第2のInAsSb層におけるAsの組成比Xは、それぞれ0.58以上1.0以下である、
ことを特徴とする請求項1に記載の赤外線検出素子。 - 前記第1のInAsSb層及び前記第2のInAsSb層におけるAsの組成比Xは、それぞれ0.7以上0.9以下である、
ことを特徴とする請求項1に記載の赤外線検出素子。 - 前記InAs層の厚みtは、
t≦2.0μm、
を更に満たすことを特徴とする請求項1乃至3のいずれか1項に記載の赤外線検出素子。
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013229629A JP6132746B2 (ja) | 2013-11-05 | 2013-11-05 | 赤外線検出素子 |
| PCT/JP2014/079105 WO2015068658A1 (ja) | 2013-11-05 | 2014-10-31 | 赤外線検出素子 |
| KR1020167013941A KR102264753B1 (ko) | 2013-11-05 | 2014-10-31 | 적외선 검출 소자 |
| EP14860034.9A EP3067941B1 (en) | 2013-11-05 | 2014-10-31 | Infrared detection element |
| CN201480059033.1A CN105684164B (zh) | 2013-11-05 | 2014-10-31 | 红外线检测元件 |
| US15/033,945 US9768332B2 (en) | 2013-11-05 | 2014-10-31 | Infrared detection element |
| TW103138416A TWI639244B (zh) | 2013-11-05 | 2014-11-05 | Infrared detecting element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013229629A JP6132746B2 (ja) | 2013-11-05 | 2013-11-05 | 赤外線検出素子 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2015090901A true JP2015090901A (ja) | 2015-05-11 |
| JP6132746B2 JP6132746B2 (ja) | 2017-05-24 |
Family
ID=53041435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013229629A Active JP6132746B2 (ja) | 2013-11-05 | 2013-11-05 | 赤外線検出素子 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9768332B2 (ja) |
| EP (1) | EP3067941B1 (ja) |
| JP (1) | JP6132746B2 (ja) |
| KR (1) | KR102264753B1 (ja) |
| CN (1) | CN105684164B (ja) |
| TW (1) | TWI639244B (ja) |
| WO (1) | WO2015068658A1 (ja) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018060919A (ja) * | 2016-10-05 | 2018-04-12 | 旭化成エレクトロニクス株式会社 | 赤外線センサ |
| JP2018067632A (ja) * | 2016-10-19 | 2018-04-26 | 旭化成エレクトロニクス株式会社 | 赤外線発光素子 |
| US10797198B2 (en) | 2019-02-06 | 2020-10-06 | Asahi Kasei Microdevices Corporation | Infrared light emitting device having light emitting layer containing Al, In, and Sb |
| JP2021057366A (ja) * | 2019-09-26 | 2021-04-08 | 旭化成エレクトロニクス株式会社 | 赤外線センサ |
| JP2021525961A (ja) * | 2018-05-29 | 2021-09-27 | アイキューイー ピーエルシーIQE plc | 緩衝材にわたって形成される光電子デバイス |
| JP2023143360A (ja) * | 2022-03-25 | 2023-10-06 | 旭化成エレクトロニクス株式会社 | 赤外線センサ |
| US11935973B2 (en) | 2018-02-28 | 2024-03-19 | Asahi Kasei Microdevices Corporation | Infrared detecting device |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6734678B2 (ja) * | 2016-03-29 | 2020-08-05 | 旭化成エレクトロニクス株式会社 | 量子型赤外線センサ |
| CN106784117B (zh) * | 2016-12-30 | 2018-04-03 | 云南师范大学 | 一种短波/中波/长波三波段红外探测器的制备方法 |
| CN106711249B (zh) * | 2016-12-30 | 2018-04-03 | 云南师范大学 | 一种基于铟砷锑(InAsSb)材料的双色红外探测器的制备方法 |
| JP7027969B2 (ja) * | 2018-03-07 | 2022-03-02 | 住友電気工業株式会社 | 半導体受光素子 |
| JP2019161066A (ja) * | 2018-03-14 | 2019-09-19 | 旭化成エレクトロニクス株式会社 | 赤外線センサ |
| CN114709282A (zh) * | 2022-01-25 | 2022-07-05 | 昆明物理研究所 | 光伏型InAsSb长波红外探测器材料、制备方法及红外探测器 |
Citations (5)
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| JP2001156324A (ja) * | 1999-11-24 | 2001-06-08 | Yokogawa Electric Corp | 近赤外領域の半導体受光素子 |
| JP2004200480A (ja) * | 2002-12-19 | 2004-07-15 | Nokodai Tlo Kk | 化合物半導体の製造方法及び化合物半導体の製造装置並びに赤外線発光素子及び赤外線受光素子 |
| JP2008171912A (ja) * | 2007-01-10 | 2008-07-24 | Sumitomo Electric Ind Ltd | 受光素子 |
| JP2009246207A (ja) * | 2008-03-31 | 2009-10-22 | Asahi Kasei Electronics Co Ltd | 赤外線センサ、及び赤外線センサic |
| JP2012256826A (ja) * | 2010-12-01 | 2012-12-27 | Sumitomo Electric Ind Ltd | 受光素子、半導体エピタキシャルウエハ、これらの製造方法および検出装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI427824B (zh) | 2008-03-14 | 2014-02-21 | 旭化成電子材料元件股份有限公司 | 紅外線發光元件 |
| JP5185205B2 (ja) * | 2009-02-24 | 2013-04-17 | 浜松ホトニクス株式会社 | 半導体光検出素子 |
| WO2012073539A1 (ja) * | 2010-12-01 | 2012-06-07 | 住友電気工業株式会社 | 受光素子、検出装置、半導体エピタキシャルウエハ、およびこれらの製造方法 |
| US9755091B2 (en) * | 2015-04-06 | 2017-09-05 | The Boeing Company | Dual-band infrared detector and method of detecting multiple bands of infrared radiation |
-
2013
- 2013-11-05 JP JP2013229629A patent/JP6132746B2/ja active Active
-
2014
- 2014-10-31 CN CN201480059033.1A patent/CN105684164B/zh active Active
- 2014-10-31 WO PCT/JP2014/079105 patent/WO2015068658A1/ja not_active Ceased
- 2014-10-31 US US15/033,945 patent/US9768332B2/en active Active
- 2014-10-31 KR KR1020167013941A patent/KR102264753B1/ko active Active
- 2014-10-31 EP EP14860034.9A patent/EP3067941B1/en active Active
- 2014-11-05 TW TW103138416A patent/TWI639244B/zh active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001156324A (ja) * | 1999-11-24 | 2001-06-08 | Yokogawa Electric Corp | 近赤外領域の半導体受光素子 |
| JP2004200480A (ja) * | 2002-12-19 | 2004-07-15 | Nokodai Tlo Kk | 化合物半導体の製造方法及び化合物半導体の製造装置並びに赤外線発光素子及び赤外線受光素子 |
| JP2008171912A (ja) * | 2007-01-10 | 2008-07-24 | Sumitomo Electric Ind Ltd | 受光素子 |
| JP2009246207A (ja) * | 2008-03-31 | 2009-10-22 | Asahi Kasei Electronics Co Ltd | 赤外線センサ、及び赤外線センサic |
| JP2012256826A (ja) * | 2010-12-01 | 2012-12-27 | Sumitomo Electric Ind Ltd | 受光素子、半導体エピタキシャルウエハ、これらの製造方法および検出装置 |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018060919A (ja) * | 2016-10-05 | 2018-04-12 | 旭化成エレクトロニクス株式会社 | 赤外線センサ |
| JP2018067632A (ja) * | 2016-10-19 | 2018-04-26 | 旭化成エレクトロニクス株式会社 | 赤外線発光素子 |
| US11935973B2 (en) | 2018-02-28 | 2024-03-19 | Asahi Kasei Microdevices Corporation | Infrared detecting device |
| US12408473B2 (en) | 2018-02-28 | 2025-09-02 | Asahi Kasei Microdevices Corporation | Infrared detecting device |
| JP2021525961A (ja) * | 2018-05-29 | 2021-09-27 | アイキューイー ピーエルシーIQE plc | 緩衝材にわたって形成される光電子デバイス |
| US10797198B2 (en) | 2019-02-06 | 2020-10-06 | Asahi Kasei Microdevices Corporation | Infrared light emitting device having light emitting layer containing Al, In, and Sb |
| JP2021057366A (ja) * | 2019-09-26 | 2021-04-08 | 旭化成エレクトロニクス株式会社 | 赤外線センサ |
| JP2023143360A (ja) * | 2022-03-25 | 2023-10-06 | 旭化成エレクトロニクス株式会社 | 赤外線センサ |
Also Published As
| Publication number | Publication date |
|---|---|
| US9768332B2 (en) | 2017-09-19 |
| EP3067941A4 (en) | 2017-07-19 |
| TW201523900A (zh) | 2015-06-16 |
| CN105684164A (zh) | 2016-06-15 |
| EP3067941A1 (en) | 2016-09-14 |
| TWI639244B (zh) | 2018-10-21 |
| KR102264753B1 (ko) | 2021-06-11 |
| JP6132746B2 (ja) | 2017-05-24 |
| WO2015068658A1 (ja) | 2015-05-14 |
| EP3067941B1 (en) | 2018-05-23 |
| CN105684164B (zh) | 2018-01-23 |
| US20160268461A1 (en) | 2016-09-15 |
| KR20160083016A (ko) | 2016-07-11 |
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