DE3823249C2 - - Google Patents
Info
- Publication number
- DE3823249C2 DE3823249C2 DE3823249A DE3823249A DE3823249C2 DE 3823249 C2 DE3823249 C2 DE 3823249C2 DE 3823249 A DE3823249 A DE 3823249A DE 3823249 A DE3823249 A DE 3823249A DE 3823249 C2 DE3823249 C2 DE 3823249C2
- Authority
- DE
- Germany
- Prior art keywords
- silicon
- semiconductor
- germanium
- layer
- semiconductor layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
- H10F71/121—The active layers comprising only Group IV materials
- H10F71/1215—The active layers comprising only Group IV materials comprising at least two Group IV elements, e.g. SiGe
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01L21/0237—Materials
- H01L21/02373—Group 14 semiconducting materials
- H01L21/02381—Silicon, silicon germanium, germanium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02524—Group 14 semiconducting materials
- H01L21/02529—Silicon carbide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02524—Group 14 semiconducting materials
- H01L21/02532—Silicon, silicon germanium, germanium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/0262—Reduction or decomposition of gaseous compounds, e.g. CVD
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/02631—Physical deposition at reduced pressure, e.g. MBE, sputtering, evaporation
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D10/00—Bipolar junction transistors [BJT]
- H10D10/80—Heterojunction BJTs
- H10D10/821—Vertical heterojunction BJTs
- H10D10/891—Vertical heterojunction BJTs comprising lattice-mismatched active layers, e.g. SiGe strained-layer transistors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/40—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels
- H10D30/47—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels having 2D charge carrier gas channels, e.g. nanoribbon FETs or high electron mobility transistors [HEMT]
- H10D30/471—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT]
- H10D30/472—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT] having lower bandgap active layer formed on top of wider bandgap layer, e.g. inverted HEMT
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/82—Heterojunctions
- H10D62/822—Heterojunctions comprising only Group IV materials heterojunctions, e.g. Si/Ge heterojunctions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F30/00—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors
- 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
- H10F30/223—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 the potential barrier being a PIN barrier
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/10—Semiconductor bodies
- H10F77/12—Active materials
- H10F77/122—Active materials comprising only Group IV materials
- H10F77/1226—Active materials comprising only Group IV materials comprising multiple Group IV elements, e.g. SiC
-
- H10P14/22—
-
- H10P14/24—
-
- H10P14/2905—
-
- H10P14/3408—
-
- H10P14/3411—
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Physical Deposition Of Substances That Are Components Of Semiconductor Devices (AREA)
- Bipolar Transistors (AREA)
- Recrystallisation Techniques (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62170947A JP2569058B2 (ja) | 1987-07-10 | 1987-07-10 | 半導体装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3823249A1 DE3823249A1 (de) | 1989-01-19 |
| DE3823249C2 true DE3823249C2 (Direct) | 1992-01-09 |
Family
ID=15914325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3823249A Granted DE3823249A1 (de) | 1987-07-10 | 1988-07-08 | Halbleitereinrichtung |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4885614A (Direct) |
| JP (1) | JP2569058B2 (Direct) |
| DE (1) | DE3823249A1 (Direct) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19749962A1 (de) * | 1997-11-04 | 1999-05-06 | Inst Halbleiterphysik Gmbh | Verfahren zur quantitativen Bestimmung der Misfitversetzungsdichte in Silizium-Germanium-Heterobipolartransistor- Schichtstapeln und Ätzlösung dafür |
| DE10005405A1 (de) * | 2000-02-04 | 2001-08-09 | Inst Halbleiterphysik Gmbh | Schichtstapel für pnp-Heterobipolar-Transistor |
Families Citing this family (60)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5198689A (en) * | 1988-11-30 | 1993-03-30 | Fujitsu Limited | Heterojunction bipolar transistor |
| US5264710A (en) * | 1989-03-21 | 1993-11-23 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Amorphous semiconductor, amorphous semiconductor device using hydrogen radicals |
| JP2860138B2 (ja) * | 1989-03-29 | 1999-02-24 | キヤノン株式会社 | 半導体装置およびこれを用いた光電変換装置 |
| JP2607301B2 (ja) * | 1990-05-29 | 1997-05-07 | 三菱電機株式会社 | 半導体集積回路 |
| JPH05144834A (ja) * | 1991-03-20 | 1993-06-11 | Hitachi Ltd | バイポーラトランジスタ及びその製造方法 |
| US5241214A (en) * | 1991-04-29 | 1993-08-31 | Massachusetts Institute Of Technology | Oxides and nitrides of metastabale group iv alloys and nitrides of group iv elements and semiconductor devices formed thereof |
| US5298441A (en) * | 1991-06-03 | 1994-03-29 | Motorola, Inc. | Method of making high transconductance heterostructure field effect transistor |
| JPH0529332A (ja) * | 1991-07-22 | 1993-02-05 | Rohm Co Ltd | ヘテロ接合バイポーラトランジスタとその製造方法 |
| DE69331522T2 (de) * | 1992-06-29 | 2002-08-29 | United Solar Systems Corp., Troy | Mikrowellengespeistes abscheideverfahren mit regelung der substrattemperatur. |
| US5360986A (en) * | 1993-10-05 | 1994-11-01 | Motorola, Inc. | Carbon doped silicon semiconductor device having a narrowed bandgap characteristic and method |
| US5583059A (en) * | 1994-06-01 | 1996-12-10 | International Business Machines Corporation | Fabrication of vertical SiGe base HBT with lateral collector contact on thin SOI |
| US5559367A (en) * | 1994-07-12 | 1996-09-24 | International Business Machines Corporation | Diamond-like carbon for use in VLSI and ULSI interconnect systems |
| US5985703A (en) * | 1994-10-24 | 1999-11-16 | Banerjee; Sanjay | Method of making thin film transistors |
| EP0799495A4 (en) * | 1994-11-10 | 1999-11-03 | Lawrence Semiconductor Researc | Silicon-germanium-carbon compositions and processes thereof |
| US6403975B1 (en) | 1996-04-09 | 2002-06-11 | Max-Planck Gesellschaft Zur Forderung Der Wissenschafteneev | Semiconductor components, in particular photodetectors, light emitting diodes, optical modulators and waveguides with multilayer structures grown on silicon substrates |
| EP0812023A1 (en) * | 1996-04-09 | 1997-12-10 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. | Semiconductor components, in particular photodetectors, light emitting diodes, optical modulators and waveguides with multilayer structures grown on silicon substrates |
| US6399970B2 (en) * | 1996-09-17 | 2002-06-04 | Matsushita Electric Industrial Co., Ltd. | FET having a Si/SiGeC heterojunction channel |
| KR100495543B1 (ko) * | 1996-09-17 | 2005-09-08 | 마츠시타 덴끼 산교 가부시키가이샤 | 반도체장치및그제조방법 |
| US6750484B2 (en) | 1996-12-09 | 2004-06-15 | Nokia Corporation | Silicon germanium hetero bipolar transistor |
| DE19652423A1 (de) * | 1996-12-09 | 1998-06-10 | Inst Halbleiterphysik Gmbh | Silizium-Germanium-Heterobipolartransistor und Verfahren zur Herstellung der epitaktischen Einzelschichten eines derartigen Transistors |
| DE19755979A1 (de) | 1996-12-09 | 1999-06-10 | Inst Halbleiterphysik Gmbh | Silizium-Germanium-Heterobipolartransistor |
| JP3443343B2 (ja) * | 1997-12-03 | 2003-09-02 | 松下電器産業株式会社 | 半導体装置 |
| DE60042045D1 (de) | 1999-06-22 | 2009-06-04 | Panasonic Corp | Heteroübergangsbipolartransistoren und entsprechende Herstellungsverfahren |
| US7041170B2 (en) * | 1999-09-20 | 2006-05-09 | Amberwave Systems Corporation | Method of producing high quality relaxed silicon germanium layers |
| CN1180483C (zh) | 2000-03-27 | 2004-12-15 | 松下电器产业株式会社 | SiGeC半导体晶体及其制造方法 |
| US6461925B1 (en) * | 2000-03-30 | 2002-10-08 | Motorola, Inc. | Method of manufacturing a heterojunction BiCMOS integrated circuit |
| US6509586B2 (en) * | 2000-03-31 | 2003-01-21 | Fujitsu Limited | Semiconductor device, method for fabricating the semiconductor device and semiconductor integrated circuit |
| JP4882141B2 (ja) * | 2000-08-16 | 2012-02-22 | 富士通株式会社 | ヘテロバイポーラトランジスタ |
| US6387768B1 (en) * | 2000-08-29 | 2002-05-14 | Semiconductor Components Industries Llc | Method of manufacturing a semiconductor component and semiconductor component thereof |
| US20020163013A1 (en) * | 2000-09-11 | 2002-11-07 | Kenji Toyoda | Heterojunction bipolar transistor |
| US6784467B1 (en) * | 2002-08-13 | 2004-08-31 | Newport Fab, Llc | Method for fabricating a self-aligned bipolar transistor and related structure |
| US6426265B1 (en) * | 2001-01-30 | 2002-07-30 | International Business Machines Corporation | Incorporation of carbon in silicon/silicon germanium epitaxial layer to enhance yield for Si-Ge bipolar technology |
| JP2002270817A (ja) * | 2001-03-13 | 2002-09-20 | Nec Corp | バイポーラトランジスタ |
| US6780735B2 (en) * | 2001-04-30 | 2004-08-24 | International Business Machines Corporation | Method to increase carbon and boron doping concentrations in Si and SiGe films |
| JP3461819B2 (ja) * | 2001-06-14 | 2003-10-27 | 松下電器産業株式会社 | 半導体結晶膜の製造方法 |
| US20020189535A1 (en) * | 2001-06-14 | 2002-12-19 | Matsushita Electric Industrial Co., Ltd. | Method for manufacturing semiconductor crystal film |
| US6615615B2 (en) | 2001-06-29 | 2003-09-09 | Lightwave Microsystems Corporation | GePSG core for a planar lightwave circuit |
| US6670654B2 (en) * | 2002-01-09 | 2003-12-30 | International Business Machines Corporation | Silicon germanium heterojunction bipolar transistor with carbon incorporation |
| US6492216B1 (en) * | 2002-02-07 | 2002-12-10 | Taiwan Semiconductor Manufacturing Company | Method of forming a transistor with a strained channel |
| US6589850B1 (en) * | 2002-06-04 | 2003-07-08 | Newport Fab, Llc | Method and system for fabricating a bipolar transistor and related structure |
| US20040115916A1 (en) * | 2002-07-29 | 2004-06-17 | Amberwave Systems Corporation | Selective placement of dislocation arrays |
| JP3643100B2 (ja) * | 2002-10-04 | 2005-04-27 | 松下電器産業株式会社 | 半導体装置 |
| FR2868207B1 (fr) * | 2004-03-25 | 2006-09-08 | Commissariat Energie Atomique | Transistor a effet de champ a materiaux de source, de drain et de canal adaptes et circuit integre comportant un tel transistor |
| US7396743B2 (en) * | 2004-06-10 | 2008-07-08 | Singh Kaushal K | Low temperature epitaxial growth of silicon-containing films using UV radiation |
| US7211825B2 (en) * | 2004-06-14 | 2007-05-01 | Yi-Chi Shih | Indium oxide-based thin film transistors and circuits |
| KR100617067B1 (ko) * | 2005-06-27 | 2006-08-30 | 동부일렉트로닉스 주식회사 | 반도체 소자 및 그의 제조방법 |
| US8017489B2 (en) * | 2008-03-13 | 2011-09-13 | International Business Machines Corporation | Field effect structure including carbon alloyed channel region and source/drain region not carbon alloyed |
| EP2202795A1 (en) * | 2008-12-24 | 2010-06-30 | S.O.I. TEC Silicon | Method for fabricating a semiconductor substrate and semiconductor substrate |
| JP2012054424A (ja) * | 2010-09-01 | 2012-03-15 | Koji Tomita | 太陽電池及びその製造方法 |
| US8536012B2 (en) | 2011-07-06 | 2013-09-17 | International Business Machines Corporation | Bipolar junction transistors with a link region connecting the intrinsic and extrinsic bases |
| US9093491B2 (en) | 2012-12-05 | 2015-07-28 | International Business Machines Corporation | Bipolar junction transistors with reduced base-collector junction capacitance |
| US8956945B2 (en) | 2013-02-04 | 2015-02-17 | International Business Machines Corporation | Trench isolation for bipolar junction transistors in BiCMOS technology |
| US8796149B1 (en) | 2013-02-18 | 2014-08-05 | International Business Machines Corporation | Collector-up bipolar junction transistors in BiCMOS technology |
| CN103928562B (zh) * | 2014-05-04 | 2016-01-06 | 厦门大学 | 横向p-i-n结构Ge光电探测器的制备方法 |
| JP6062971B2 (ja) | 2015-01-21 | 2017-01-18 | ファナック株式会社 | スカイビング加工指令に基づいて工作機械を制御する数値制御装置 |
| JP2017022175A (ja) * | 2015-07-07 | 2017-01-26 | ルネサスエレクトロニクス株式会社 | 半導体装置およびその製造方法 |
| US20170037531A1 (en) | 2015-08-07 | 2017-02-09 | North Carolina State University | Direct conversion of carbon into diamond and structures for a variety of applications |
| WO2018005619A1 (en) | 2016-06-28 | 2018-01-04 | North Carolina State University | Synthesis and processing of pure and nv nanodiamonds and other nanostructures for quantum computing and magnetic sensing applications |
| JP6833742B2 (ja) * | 2018-02-07 | 2021-02-24 | 株式会社東芝 | 半導体装置、基板、半導体装置の製造方法、及び、基板の製造方法 |
| JP6782263B2 (ja) * | 2018-02-07 | 2020-11-11 | 株式会社東芝 | 半導体装置、基板、半導体装置の製造方法、及び、基板の製造方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3721583A (en) * | 1970-12-08 | 1973-03-20 | Ibm | Vapor phase epitaxial deposition process for forming superlattice structure |
| US4492810A (en) * | 1978-03-08 | 1985-01-08 | Sovonics Solar Systems | Optimized doped and band gap adjusted photoresponsive amorphous alloys and devices |
| US4213781A (en) * | 1978-11-20 | 1980-07-22 | Westinghouse Electric Corp. | Deposition of solid semiconductor compositions and novel semiconductor materials |
| JPS58192044A (ja) * | 1982-05-06 | 1983-11-09 | Konishiroku Photo Ind Co Ltd | 感光体 |
| JPS62130511A (ja) * | 1985-12-02 | 1987-06-12 | Hitachi Ltd | 半導体素子製造方法 |
| US4769341A (en) * | 1986-12-29 | 1988-09-06 | American Telephone And Telegraph Company, At&T Bell Laboratories | Method of fabricating non-silicon materials on silicon substrate using an alloy of Sb and Group IV semiconductors |
-
1987
- 1987-07-10 JP JP62170947A patent/JP2569058B2/ja not_active Expired - Fee Related
-
1988
- 1988-07-08 US US07/216,522 patent/US4885614A/en not_active Expired - Fee Related
- 1988-07-08 DE DE3823249A patent/DE3823249A1/de active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19749962A1 (de) * | 1997-11-04 | 1999-05-06 | Inst Halbleiterphysik Gmbh | Verfahren zur quantitativen Bestimmung der Misfitversetzungsdichte in Silizium-Germanium-Heterobipolartransistor- Schichtstapeln und Ätzlösung dafür |
| DE19749962C2 (de) * | 1997-11-04 | 2002-05-16 | Inst Halbleiterphysik Gmbh | Verfahren zur quantitativen Bestimmung der Misfitversetzungsdichte in Silizium-Germanium-Heterobipolartransistor- Schichtstapeln und Ätzlösung dafür |
| DE10005405A1 (de) * | 2000-02-04 | 2001-08-09 | Inst Halbleiterphysik Gmbh | Schichtstapel für pnp-Heterobipolar-Transistor |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3823249A1 (de) | 1989-01-19 |
| JPS6415912A (en) | 1989-01-19 |
| US4885614A (en) | 1989-12-05 |
| JP2569058B2 (ja) | 1997-01-08 |
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