JP5039343B2 - キャビティ内コンタクトのための高融点金属ELOGマスクを備えているGaNレーザ - Google Patents
キャビティ内コンタクトのための高融点金属ELOGマスクを備えているGaNレーザ Download PDFInfo
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- JP5039343B2 JP5039343B2 JP2006243833A JP2006243833A JP5039343B2 JP 5039343 B2 JP5039343 B2 JP 5039343B2 JP 2006243833 A JP2006243833 A JP 2006243833A JP 2006243833 A JP2006243833 A JP 2006243833A JP 5039343 B2 JP5039343 B2 JP 5039343B2
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- Prior art keywords
- refractory metal
- metal layer
- semiconductor layers
- active region
- layer
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- 239000003870 refractory metal Substances 0.000 title claims description 62
- 239000002184 metal Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 239000004065 semiconductor Substances 0.000 claims description 17
- 239000000758 substrate Substances 0.000 claims description 11
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 229910052763 palladium Inorganic materials 0.000 claims description 5
- 229910052697 platinum Inorganic materials 0.000 claims description 5
- 229910052702 rhenium Inorganic materials 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 150000004767 nitrides Chemical class 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 229910002704 AlGaN Inorganic materials 0.000 description 12
- 238000005530 etching Methods 0.000 description 6
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 5
- 238000005253 cladding Methods 0.000 description 5
- 238000001020 plasma etching Methods 0.000 description 5
- 238000000151 deposition Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/30—Structure or shape of the active region; Materials used for the active region
- H01S5/34—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
- H01S5/343—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
- H01S5/34333—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser with a well layer based on Ga(In)N or Ga(In)P, e.g. blue laser
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
- H01S5/042—Electrical excitation ; Circuits therefor
- H01S5/0425—Electrodes, e.g. characterised by the structure
- H01S5/04256—Electrodes, e.g. characterised by the structure characterised by the configuration
- H01S5/04257—Electrodes, e.g. characterised by the structure characterised by the configuration having positive and negative electrodes on the same side of the substrate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S2304/00—Special growth methods for semiconductor lasers
- H01S2304/12—Pendeo epitaxial lateral overgrowth [ELOG], e.g. for growing GaN based blue laser diodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
- H01S5/18308—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL] having a special structure for lateral current or light confinement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
- H01S5/18308—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL] having a special structure for lateral current or light confinement
- H01S5/18322—Position of the structure
- H01S5/1833—Position of the structure with more than one structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
- H01S5/18341—Intra-cavity contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
- H01S5/18361—Structure of the reflectors, e.g. hybrid mirrors
- H01S5/18369—Structure of the reflectors, e.g. hybrid mirrors based on dielectric materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
- H01S5/2004—Confining in the direction perpendicular to the layer structure
- H01S5/2009—Confining in the direction perpendicular to the layer structure by using electron barrier layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
- H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Semiconductor Lasers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/223,622 US7638810B2 (en) | 2005-09-09 | 2005-09-09 | GaN laser with refractory metal ELOG masks for intracavity contact |
| US11/223622 | 2005-09-09 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007081399A JP2007081399A (ja) | 2007-03-29 |
| JP2007081399A5 JP2007081399A5 (enExample) | 2009-10-22 |
| JP5039343B2 true JP5039343B2 (ja) | 2012-10-03 |
Family
ID=37854191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006243833A Expired - Fee Related JP5039343B2 (ja) | 2005-09-09 | 2006-09-08 | キャビティ内コンタクトのための高融点金属ELOGマスクを備えているGaNレーザ |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7638810B2 (enExample) |
| JP (1) | JP5039343B2 (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007207827A (ja) * | 2006-01-31 | 2007-08-16 | Toshiba Corp | 半導体レーザ装置 |
| WO2009023046A2 (en) * | 2007-05-04 | 2009-02-19 | The Board Of Trustees Of The University Of Illionis | Quantum well active region with three dimensional barriers and fabrication |
| JP5097460B2 (ja) * | 2007-06-26 | 2012-12-12 | パナソニック株式会社 | 化合物半導体素子およびそれを用いる照明装置ならびに化合物半導体素子の製造方法 |
| US7915629B2 (en) * | 2008-12-08 | 2011-03-29 | Cree, Inc. | Composite high reflectivity layer |
| US9461201B2 (en) | 2007-11-14 | 2016-10-04 | Cree, Inc. | Light emitting diode dielectric mirror |
| JP5047013B2 (ja) * | 2008-03-12 | 2012-10-10 | 株式会社東芝 | 半導体発光素子及びその製造方法 |
| US8368118B2 (en) | 2008-12-16 | 2013-02-05 | Hewlett-Packard Development Company, L.P. | Semiconductor structure having an ELOG on a thermally and electrically conductive mask |
| US8217410B2 (en) * | 2009-03-27 | 2012-07-10 | Wisconsin Alumni Research Foundation | Hybrid vertical cavity light emitting sources |
| US9362459B2 (en) | 2009-09-02 | 2016-06-07 | United States Department Of Energy | High reflectivity mirrors and method for making same |
| US9435493B2 (en) | 2009-10-27 | 2016-09-06 | Cree, Inc. | Hybrid reflector system for lighting device |
| US9012938B2 (en) | 2010-04-09 | 2015-04-21 | Cree, Inc. | High reflective substrate of light emitting devices with improved light output |
| US9105824B2 (en) | 2010-04-09 | 2015-08-11 | Cree, Inc. | High reflective board or substrate for LEDs |
| US9728676B2 (en) | 2011-06-24 | 2017-08-08 | Cree, Inc. | High voltage monolithic LED chip |
| US10243121B2 (en) | 2011-06-24 | 2019-03-26 | Cree, Inc. | High voltage monolithic LED chip with improved reliability |
| US9653643B2 (en) | 2012-04-09 | 2017-05-16 | Cree, Inc. | Wafer level packaging of light emitting diodes (LEDs) |
| US8900899B2 (en) * | 2012-07-02 | 2014-12-02 | Payam Rabiei | Method for production of optical waveguides and coupling and devices made from the same |
| US9490119B2 (en) | 2014-05-21 | 2016-11-08 | Palo Alto Research Center Incorporated | Fabrication of thin-film devices using selective area epitaxy |
| US10658546B2 (en) | 2015-01-21 | 2020-05-19 | Cree, Inc. | High efficiency LEDs and methods of manufacturing |
| US10205303B1 (en) | 2017-10-18 | 2019-02-12 | Lumentum Operations Llc | Vertical-cavity surface-emitting laser thin wafer bowing control |
| DE102023126322A1 (de) * | 2023-09-27 | 2025-03-27 | Ams-Osram International Gmbh | Oberflächenemitter und Verfahren zum Herstellen von Oberflächenemittern |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3470623B2 (ja) * | 1998-11-26 | 2003-11-25 | ソニー株式会社 | 窒化物系iii−v族化合物半導体の成長方法、半導体装置の製造方法および半導体装置 |
| US6320206B1 (en) * | 1999-02-05 | 2001-11-20 | Lumileds Lighting, U.S., Llc | Light emitting devices having wafer bonded aluminum gallium indium nitride structures and mirror stacks |
| JP4595198B2 (ja) * | 2000-12-15 | 2010-12-08 | ソニー株式会社 | 半導体発光素子及び半導体発光素子の製造方法 |
| JP4311610B2 (ja) * | 2002-07-26 | 2009-08-12 | 株式会社リコー | 面発光レーザ |
-
2005
- 2005-09-09 US US11/223,622 patent/US7638810B2/en not_active Expired - Fee Related
-
2006
- 2006-09-08 JP JP2006243833A patent/JP5039343B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US7638810B2 (en) | 2009-12-29 |
| US20070057270A1 (en) | 2007-03-15 |
| JP2007081399A (ja) | 2007-03-29 |
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