JP6319111B2 - 半導体素子の製造方法 - Google Patents
半導体素子の製造方法 Download PDFInfo
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- JP6319111B2 JP6319111B2 JP2015005586A JP2015005586A JP6319111B2 JP 6319111 B2 JP6319111 B2 JP 6319111B2 JP 2015005586 A JP2015005586 A JP 2015005586A JP 2015005586 A JP2015005586 A JP 2015005586A JP 6319111 B2 JP6319111 B2 JP 6319111B2
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- transparent electrode
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- 239000004065 semiconductor Substances 0.000 title claims description 32
- 238000004519 manufacturing process Methods 0.000 title claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 109
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 28
- 239000012298 atmosphere Substances 0.000 claims description 20
- 238000002425 crystallisation Methods 0.000 claims description 19
- 230000008025 crystallization Effects 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 16
- 229910052757 nitrogen Inorganic materials 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 150000004767 nitrides Chemical class 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000002040 relaxant effect Effects 0.000 claims description 4
- 239000010410 layer Substances 0.000 description 81
- 239000007789 gas Substances 0.000 description 21
- 239000000758 substrate Substances 0.000 description 15
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 12
- 229910052594 sapphire Inorganic materials 0.000 description 11
- 239000010980 sapphire Substances 0.000 description 11
- 238000010521 absorption reaction Methods 0.000 description 8
- 230000004913 activation Effects 0.000 description 7
- 229910052786 argon Inorganic materials 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 239000011261 inert gas Substances 0.000 description 6
- 229910052754 neon Inorganic materials 0.000 description 6
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 230000031700 light absorption Effects 0.000 description 5
- 238000005253 cladding Methods 0.000 description 4
- 229910003437 indium oxide Inorganic materials 0.000 description 4
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 4
- 230000003685 thermal hair damage Effects 0.000 description 4
- 229910052743 krypton Inorganic materials 0.000 description 3
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910002704 AlGaN Inorganic materials 0.000 description 1
- MHYQBXJRURFKIN-UHFFFAOYSA-N C1(C=CC=C1)[Mg] Chemical compound C1(C=CC=C1)[Mg] MHYQBXJRURFKIN-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 1
- XCZXGTMEAKBVPV-UHFFFAOYSA-N trimethylgallium Chemical compound C[Ga](C)C XCZXGTMEAKBVPV-UHFFFAOYSA-N 0.000 description 1
- IBEFSUTVZWZJEL-UHFFFAOYSA-N trimethylindium Chemical compound C[In](C)C IBEFSUTVZWZJEL-UHFFFAOYSA-N 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- 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
- H01L33/36—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 electrodes
- H01L33/40—Materials therefor
- H01L33/42—Transparent materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2933/00—Details relating to devices covered by the group H01L33/00 but not provided for in its subgroups
- H01L2933/0008—Processes
- H01L2933/0016—Processes relating to electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- 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
- H01L33/30—Materials of the light emitting region containing only elements of Group III and Group V of the Periodic Table
- H01L33/32—Materials of the light emitting region containing only elements of Group III and Group V of the Periodic Table containing nitrogen
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Led Devices (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
Description
実施例1では、p型不純物としてMgを用いたが、Mg以外にもZn、Be、Caなどを用いることもできる。特に活性化率の高さからMgを用いるのがよい。また、p型不純物以外にも不純物がドープされていてもよい。たとえばSiなどのn型不純物や、Mnなどの磁性を制御するための不純物である。
11:n型層
12:発光層
13:pクラッド層
14:pコンタクト層
15:透明電極
17:n電極
18:p電極
Claims (6)
- III 族窒化物半導体からなる半導体層上に接して位置する透明電極を有した半導体素子の製造方法において、
前記透明電極の形成後、窒素を含む雰囲気もしくは減圧下で間接抵抗加熱もしくは赤外線加熱による熱処理をして前記透明電極の結晶化を行う第1工程と、
前記第1工程後、窒素を含む雰囲気でマイクロ波加熱することにより前記半導体層と前記透明電極との間の歪みを緩和する第2工程と、
を有することを特徴とする半導体素子の製造方法。 - 前記第2工程における前記マイクロ波加熱は、100〜350℃で行う、ことを特徴とする請求項1に記載の半導体素子の製造方法。
- 前記第1工程における前記熱処理は、600〜800℃で行う、ことを特徴とする請求項1または請求項2に記載の半導体素子の製造方法。
- 前記第2工程の後、酸素を含む雰囲気で間接抵抗加熱もしくは赤外線加熱による熱処理を行い、前記透明電極の結晶化をさらに進める第3工程を有することを特徴とする請求項1ないし請求項3のいずれか1項に記載の半導体素子の製造方法。
- 前記第3工程における熱処理は、400〜650℃で行う、ことを特徴とする請求項4に記載の半導体素子の製造方法。
- 前記透明電極は、IZOからなることを特徴とする請求項1ないし請求項5のいずれか1項に記載の半導体素子の製造方法。
Priority Applications (3)
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JP2015005586A JP6319111B2 (ja) | 2015-01-15 | 2015-01-15 | 半導体素子の製造方法 |
US14/991,762 US9698310B2 (en) | 2015-01-15 | 2016-01-08 | Method for producing a semiconductor device |
CN201610028252.4A CN105810782B (zh) | 2015-01-15 | 2016-01-15 | 用于制造半导体器件的方法 |
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JP2015005586A JP6319111B2 (ja) | 2015-01-15 | 2015-01-15 | 半導体素子の製造方法 |
Publications (2)
Publication Number | Publication Date |
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JP2016131221A JP2016131221A (ja) | 2016-07-21 |
JP6319111B2 true JP6319111B2 (ja) | 2018-05-09 |
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JP2015005586A Active JP6319111B2 (ja) | 2015-01-15 | 2015-01-15 | 半導体素子の製造方法 |
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US (1) | US9698310B2 (ja) |
JP (1) | JP6319111B2 (ja) |
CN (1) | CN105810782B (ja) |
Families Citing this family (1)
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---|---|---|---|---|
US10447261B1 (en) * | 2016-06-23 | 2019-10-15 | Hrl Laboratories, Llc | Dual gate III-switch for high voltage current relay |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW449931B (en) * | 2000-01-27 | 2001-08-11 | United Epitaxy Co Ltd | Manufacturing method of P-type semiconductor with a low resistance coefficient |
CN1170304C (zh) * | 2000-02-03 | 2004-10-06 | 国联光电科技股份有限公司 | 制作发光二极管外延晶片的方法 |
JP2002043619A (ja) * | 2000-07-27 | 2002-02-08 | Shiro Sakai | 窒化ガリウム系化合物半導体素子の製造方法 |
TW478182B (en) * | 2000-11-09 | 2002-03-01 | United Epitaxy Co Ltd | Fabrication of light-emitting device |
JP4438381B2 (ja) * | 2003-11-05 | 2010-03-24 | 株式会社ブリヂストン | 結晶性ito膜、ito膜の結晶化方法、透明導電性フィルム、タッチパネル及び色素増感型太陽電池 |
JP2008227109A (ja) * | 2007-03-12 | 2008-09-25 | Mitsubishi Chemicals Corp | GaN系LED素子および発光装置 |
JP2009283551A (ja) * | 2008-05-20 | 2009-12-03 | Showa Denko Kk | 半導体発光素子及びその製造方法、ランプ |
JP6051901B2 (ja) * | 2013-02-05 | 2016-12-27 | 豊田合成株式会社 | p型III 族窒化物半導体の製造方法 |
-
2015
- 2015-01-15 JP JP2015005586A patent/JP6319111B2/ja active Active
-
2016
- 2016-01-08 US US14/991,762 patent/US9698310B2/en active Active
- 2016-01-15 CN CN201610028252.4A patent/CN105810782B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US9698310B2 (en) | 2017-07-04 |
CN105810782A (zh) | 2016-07-27 |
JP2016131221A (ja) | 2016-07-21 |
CN105810782B (zh) | 2019-01-18 |
US20160211418A1 (en) | 2016-07-21 |
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