JP5373402B2 - ZnO系半導体発光素子の製造方法 - Google Patents
ZnO系半導体発光素子の製造方法 Download PDFInfo
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- JP5373402B2 JP5373402B2 JP2008554001A JP2008554001A JP5373402B2 JP 5373402 B2 JP5373402 B2 JP 5373402B2 JP 2008554001 A JP2008554001 A JP 2008554001A JP 2008554001 A JP2008554001 A JP 2008554001A JP 5373402 B2 JP5373402 B2 JP 5373402B2
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- 239000004065 semiconductor Substances 0.000 title claims description 63
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 239000000758 substrate Substances 0.000 claims description 58
- 239000000203 mixture Substances 0.000 claims description 53
- 238000000137 annealing Methods 0.000 claims description 44
- 238000000034 method Methods 0.000 claims description 18
- 238000001451 molecular beam epitaxy Methods 0.000 claims description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 367
- 239000010410 layer Substances 0.000 description 219
- 239000011787 zinc oxide Substances 0.000 description 183
- 230000000052 comparative effect Effects 0.000 description 43
- 238000002128 reflection high energy electron diffraction Methods 0.000 description 29
- 239000011701 zinc Substances 0.000 description 22
- 238000005259 measurement Methods 0.000 description 19
- 230000003746 surface roughness Effects 0.000 description 19
- 230000015572 biosynthetic process Effects 0.000 description 18
- 230000004888 barrier function Effects 0.000 description 16
- 239000013078 crystal Substances 0.000 description 15
- 150000001875 compounds Chemical class 0.000 description 8
- 230000001678 irradiating effect Effects 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- 238000000151 deposition Methods 0.000 description 5
- 230000008021 deposition Effects 0.000 description 5
- 238000004439 roughness measurement Methods 0.000 description 5
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910001882 dioxygen Inorganic materials 0.000 description 4
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 229910003363 ZnMgO Inorganic materials 0.000 description 3
- 239000000969 carrier Substances 0.000 description 3
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004549 pulsed laser deposition Methods 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910052594 sapphire Inorganic materials 0.000 description 2
- 239000010980 sapphire Substances 0.000 description 2
- 239000011669 selenium Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 229910021476 group 6 element Inorganic materials 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 238000001420 photoelectron spectroscopy Methods 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 231100000701 toxic element Toxicity 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/02433—Crystal orientation
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- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
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- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
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- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/024—Group 12/16 materials
- H01L21/02403—Oxides
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- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02439—Materials
- H01L21/02469—Group 12/16 materials
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- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
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- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
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- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
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- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02609—Crystal orientation
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- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/02631—Physical deposition at reduced pressure, e.g. MBE, sputtering, evaporation
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- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/02—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies
- H01L33/26—Materials of the light emitting region
- H01L33/28—Materials of the light emitting region containing only elements of Group II and Group VI of the Periodic Table
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- Condensed Matter Physics & Semiconductors (AREA)
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- Crystallography & Structural Chemistry (AREA)
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- Physical Deposition Of Substances That Are Components Of Semiconductor Devices (AREA)
Description
EZnOS=xEZnS+(1−x)EZnO−b(1−x)x
と表され、ZnO1−xSxのバンドギャップは、2.6eVまでナローギャップ化することができるとされている。なお、ここで、ボーイングパラメータb=3eVである。
y=3.8731x2−3.3437x+3.2308
という式でフィッティングされている。
Claims (2)
- (a)ZnO1−x1Sx1からなる第1の半導体層を形成する工程と、
(b)前記第1の半導体層の上方に、ZnO1−x2Sx2からなる第2の半導体層を形成する工程と、
(c)前記第2の半導体層の上方に、ZnO1−x3Sx3からなる第3の半導体層を形成する工程と
を有し、
前記第1の半導体層の伝導帯の下端のエネルギ、及び、前記第3の半導体層の伝導帯の下端のエネルギの双方よりも、前記第2の半導体層の伝導帯の下端のエネルギの方が低くなり、かつ、前記第1の半導体層の価電子帯の上端のエネルギ、及び、前記第3の半導体層の価電子帯の上端のエネルギの双方よりも、前記第2の半導体層の価電子帯の上端のエネルギの方が高くなるように、前記第1の半導体層のS組成x1と、前記第2の半導体層のS組成x2と、前記第3の半導体層のS組成x3とを選択し、
前記第1の半導体層のS組成x1と前記第3の半導体層のS組成x3とを0とし、前記第2の半導体層のS組成x2を0.25<x2<0.6の範囲内とし、
前記工程(b)は、前記第2の半導体層を、500℃より低い温度で分子線エピタキシにより形成し、
さらに、(d)前記工程(b)で形成された第2の半導体層を、500℃以上1000℃未満の温度でアニールする工程を有するZnO系半導体発光素子の製造方法。 - さらに、(e)+c面の露出したZnO基板を準備する工程を有し、前記工程(a)は、該ZnO基板の+c面の上方に、前記第1の半導体層を形成する請求項1に記載のZnO系半導体発光素子の製造方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2008554001A JP5373402B2 (ja) | 2007-01-15 | 2008-01-11 | ZnO系半導体発光素子の製造方法 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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JP2007005700 | 2007-01-15 | ||
JP2007005700 | 2007-01-15 | ||
JP2008554001A JP5373402B2 (ja) | 2007-01-15 | 2008-01-11 | ZnO系半導体発光素子の製造方法 |
PCT/JP2008/000019 WO2008087856A1 (ja) | 2007-01-15 | 2008-01-11 | ZnO系半導体発光素子とその製造方法 |
Publications (2)
Publication Number | Publication Date |
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JPWO2008087856A1 JPWO2008087856A1 (ja) | 2010-05-06 |
JP5373402B2 true JP5373402B2 (ja) | 2013-12-18 |
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JP2008554001A Expired - Fee Related JP5373402B2 (ja) | 2007-01-15 | 2008-01-11 | ZnO系半導体発光素子の製造方法 |
Country Status (3)
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US (1) | US7943927B2 (ja) |
JP (1) | JP5373402B2 (ja) |
WO (1) | WO2008087856A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101067474B1 (ko) * | 2009-09-17 | 2011-09-27 | 주식회사 퀀텀디바이스 | 반도체 발광소자 |
JP6124116B2 (ja) | 2013-03-07 | 2017-05-10 | 株式会社リコー | p型酸化物組成物 |
JP6815602B2 (ja) * | 2016-11-01 | 2021-01-20 | スタンレー電気株式会社 | 量子ドット |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10270799A (ja) * | 1997-03-21 | 1998-10-09 | Sanyo Electric Co Ltd | 発光素子 |
JPH11238914A (ja) * | 1997-12-16 | 1999-08-31 | Akihiko Yoshikawa | Ii−vi族化合物半導体素子 |
JP2002016285A (ja) * | 2000-06-27 | 2002-01-18 | National Institute Of Advanced Industrial & Technology | 半導体発光素子 |
JP2002118328A (ja) * | 2000-10-10 | 2002-04-19 | Ricoh Co Ltd | 半導体発光素子 |
JP2003081698A (ja) * | 2001-09-05 | 2003-03-19 | National Institute Of Advanced Industrial & Technology | ZnOSSe混晶半導体 |
JP2004128106A (ja) * | 2002-10-01 | 2004-04-22 | Murata Mfg Co Ltd | 光半導体素子 |
JP2004327655A (ja) * | 2003-04-24 | 2004-11-18 | Sharp Corp | 窒化物半導体レーザ素子、その製造方法および半導体光学装置 |
JP2005142415A (ja) * | 2003-11-07 | 2005-06-02 | Sony Corp | GaN系III−V族化合物半導体層の選択成長方法、半導体発光素子の製造方法および画像表示装置の製造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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EP2234142A1 (en) * | 1997-04-11 | 2010-09-29 | Nichia Corporation | Nitride semiconductor substrate |
JPH1123891A (ja) | 1997-07-04 | 1999-01-29 | Nippon Telegr & Teleph Corp <Ntt> | 可変波長選択アレイ素子 |
US6878562B2 (en) * | 2000-10-20 | 2005-04-12 | Phosistor Technologies, Incorporated | Method for shifting the bandgap energy of a quantum well layer |
-
2008
- 2008-01-11 WO PCT/JP2008/000019 patent/WO2008087856A1/ja active Application Filing
- 2008-01-11 JP JP2008554001A patent/JP5373402B2/ja not_active Expired - Fee Related
-
2009
- 2009-07-13 US US12/501,764 patent/US7943927B2/en not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10270799A (ja) * | 1997-03-21 | 1998-10-09 | Sanyo Electric Co Ltd | 発光素子 |
JPH11238914A (ja) * | 1997-12-16 | 1999-08-31 | Akihiko Yoshikawa | Ii−vi族化合物半導体素子 |
JP2002016285A (ja) * | 2000-06-27 | 2002-01-18 | National Institute Of Advanced Industrial & Technology | 半導体発光素子 |
JP2002118328A (ja) * | 2000-10-10 | 2002-04-19 | Ricoh Co Ltd | 半導体発光素子 |
JP2003081698A (ja) * | 2001-09-05 | 2003-03-19 | National Institute Of Advanced Industrial & Technology | ZnOSSe混晶半導体 |
JP2004128106A (ja) * | 2002-10-01 | 2004-04-22 | Murata Mfg Co Ltd | 光半導体素子 |
JP2004327655A (ja) * | 2003-04-24 | 2004-11-18 | Sharp Corp | 窒化物半導体レーザ素子、その製造方法および半導体光学装置 |
JP2005142415A (ja) * | 2003-11-07 | 2005-06-02 | Sony Corp | GaN系III−V族化合物半導体層の選択成長方法、半導体発光素子の製造方法および画像表示装置の製造方法 |
Non-Patent Citations (1)
Title |
---|
JPN6008007034; B. K. Meyer 他: 'Structural properties and bandgap bowing of ZnO1-xSx thin films deposited by reactive sputtering' Applied Physics Letters Vol. 85, No. 21, 20041122, 4929-4931 * |
Also Published As
Publication number | Publication date |
---|---|
US7943927B2 (en) | 2011-05-17 |
JPWO2008087856A1 (ja) | 2010-05-06 |
US20090272972A1 (en) | 2009-11-05 |
WO2008087856A1 (ja) | 2008-07-24 |
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