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
- Publication number
- 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
- Authority
- JP
- Japan
- Prior art keywords
- refractory metal
- metal layer
- semiconductor layers
- active region
- 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 - Fee Related
Links
Images
Classifications
-
- 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
-
- 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
-
- 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
-
- 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
Landscapes
- 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)
Description
330、321 高融点金属層
334 n型コンタクト、電極
336 p型コンタクト、電極
345 多重量子井戸活性領域
Claims (17)
- 複数の半導体層と、
前記複数の半導体層によって囲まれた活性領域と、
前記活性領域の対向する両側に配置されている上側反射器および下側反射器と、
前記複数の半導体層の少なくとも1つと平行に設けられかつ該複数の半導体層の少なくとも1つ内に延びている第1の高融点金属層であって、前記活性領域の第1の側に設けられている第1の高融点金属層と、
前記第1の高融点金属層に電気的に結合している第1の金属コンタクトとを備えていおり、
前記第1の高融点金属層が、前記上側反射器および下側反射器との間で発生可能な定在波のゼロ位置に配置されている、窒化物半導体レーザ構造。 - 前記高融点金属層が、Ti、Pt、W、Re、Mo、Cr、NiおよびPdからなる群から選択される高融点金属を含む、請求項1に記載の構造。
- 前記第1の金属コンタクトが、n型金属コンタクトである、請求項1に記載の構造。
- 前記複数の半導体層の少なくとも1つと平行に設けられかつ該複数の半導体層の少なくとも1つ内に延びている第2の高融点金属層をさらに備えており、該第2の高融点金属層が、前記活性領域の第2の側上に配置されている、請求項1に記載の構造。
- 前記第2の高融点金属層に電気的に結合している第2の金属コンタクトをさらに備えている、請求項4に記載の構造。
- 前記第2の金属コンタクトが、p型金属コンタクトである、請求項5に記載の構造。
- 前記複数の半導体層がその上に設けられている基板をさらに備えている、請求項1に記載の構造。
- 前記第1の高融点金属層が、p型金属コンタクトである、請求項1に記載の構造。
- 前記下側反射器が、前記複数の半導体層の下に設けられている、請求項1に記載の構造。
- 前記下側反射器に隣接して前記n−金属コンタクトをさらに備えている、請求項9に記載の構造。
- 前記活性領域が、多重量子井戸領域を含む、請求項1に記載の構造。
- 前記第2の高融点金属層が、ELOGマスクとして機能する、請求項1に記載の構造。
- 前記第2の高融点金属層が、ELOGマスクとして機能する、請求項4に記載の構造。
- 複数の半導体層を設け、
前記複数の半導体層によって活性領域を囲み、
前記複数の半導体層の少なくとも1つに平行でかつ該複数の半導体層の少なくとも1つ内に延びている第1の高融点金属層を、前記活性領域の第1の側に設け、
前記活性領域の対向する両側にそれぞれ配置された上側反射器および下側反射器を設け、
前記第1の高融点金属層に電気的に結合する第1の金属コンタクトを設け、
前記第1の高融点金属層が、前記上側反射器および下側反射器との間で発生可能な定在波のゼロ位置に配置されている、窒化物半導体レーザ構造の製造方法。 - 前記高融点金属層が、Ti、Pt、W、Re、Mo、Cr、NiおよびPdを含む群から選択される高融点金属を含む、請求項14に記載の方法。
- 前記第1の金属コンタクトが、n型金属コンタクトである、請求項14に記載の方法。
- 前記複数の半導体層の少なくとも1つに平行に設けられ、かつ該複数の半導体層の少なくとも1つ内に延びている第2の高融点金属層をさらに備えており、該第2の高融点金属層が、前記活性領域の第2の側に配置されている、請求項14に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/223622 | 2005-09-09 | ||
US11/223,622 US7638810B2 (en) | 2005-09-09 | 2005-09-09 | GaN laser with refractory metal ELOG masks for intracavity contact |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007081399A JP2007081399A (ja) | 2007-03-29 |
JP2007081399A5 JP2007081399A5 (ja) | 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 (ja) |
JP (1) | JP5039343B2 (ja) |
Families Citing this family (19)
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 |
US9461201B2 (en) | 2007-11-14 | 2016-10-04 | Cree, Inc. | Light emitting diode dielectric mirror |
US7915629B2 (en) * | 2008-12-08 | 2011-03-29 | Cree, Inc. | Composite high reflectivity layer |
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 |
CN102257600A (zh) | 2008-12-16 | 2011-11-23 | 惠普开发有限公司 | 在导热和导电掩模上具有elog的半导体结构 |
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 |
US9653643B2 (en) | 2012-04-09 | 2017-05-16 | Cree, Inc. | Wafer level packaging of light emitting diodes (LEDs) |
US10243121B2 (en) | 2011-06-24 | 2019-03-26 | Cree, Inc. | High voltage monolithic LED chip with improved reliability |
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 |
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 |
---|---|
US20070057270A1 (en) | 2007-03-15 |
US7638810B2 (en) | 2009-12-29 |
JP2007081399A (ja) | 2007-03-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5039343B2 (ja) | 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 | |
US7098059B2 (en) | Surface emitting semiconductor laser and process for producing the same including forming an insulating layer on the lower reflector | |
JP5521478B2 (ja) | 窒化物半導体発光素子の製造方法及び窒化物半導体発光素子 | |
US11626707B2 (en) | Semiconductor laser diode | |
CN110770985B (zh) | 半导体激光二极管 | |
JP3897186B2 (ja) | 化合物半導体レーザ | |
JP4928866B2 (ja) | 窒化物半導体垂直キャビティ面発光レーザ | |
JP4272239B2 (ja) | 半導体光素子の製造方法 | |
JP2004289157A (ja) | レーザダイオード構造およびその製造方法 | |
JP2012094564A (ja) | 半導体レーザ素子およびその製造方法 | |
US7751456B2 (en) | Method for manufacturing semiconductor optical device | |
JP4111696B2 (ja) | 窒化物系半導体レーザ素子 | |
JP2018137327A (ja) | 窒化物半導体レーザ | |
JP2010021206A (ja) | 半導体発光素子 | |
KR100768402B1 (ko) | 반도체 레이저 다이오드의 제조방법 | |
JP4497606B2 (ja) | 半導体レーザ装置 | |
KR100446604B1 (ko) | 단일횡모드GaN계면발광레이저다이오드및그제조방법 | |
JP2010098001A (ja) | 半導体レーザ装置およびその製造方法 | |
JP4024259B2 (ja) | 窒化物系半導体発光素子 | |
JP3889772B2 (ja) | 窒化物系半導体発光素子 | |
JP6100567B2 (ja) | 半導体発光素子とその製造方法 | |
CN116998073A (zh) | 半导体激光器 | |
JP4812649B2 (ja) | 窒化物系半導体発光素子及びその製造方法 | |
JP2000244062A (ja) | 半導体レーザ素子およびその製造方法 | |
KR20080091603A (ko) | 레이저 다이오드 및 그 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20090908 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20090908 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20111108 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120208 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20120703 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20120709 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20150713 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313111 |
|
LAPS | Cancellation because of no payment of annual fees |