ATE131289T1 - Quantumfilm-strukturen. - Google Patents
Quantumfilm-strukturen.Info
- Publication number
- ATE131289T1 ATE131289T1 AT90309677T AT90309677T ATE131289T1 AT E131289 T1 ATE131289 T1 AT E131289T1 AT 90309677 T AT90309677 T AT 90309677T AT 90309677 T AT90309677 T AT 90309677T AT E131289 T1 ATE131289 T1 AT E131289T1
- Authority
- AT
- Austria
- Prior art keywords
- qws
- film structures
- built
- quantum film
- structures
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/015—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction
- G02F1/017—Structures with periodic or quasi periodic potential variation, e.g. superlattices, quantum wells
- G02F1/01725—Non-rectangular quantum well structures, e.g. graded or stepped quantum wells
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/015—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction
- G02F1/0155—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction modulating the optical absorption
- G02F1/0157—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction modulating the optical absorption using electro-absorption effects, e.g. Franz-Keldysh [FK] effect or quantum confined stark effect [QCSE]
- G02F1/0158—Blue-shift of the absorption band
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/015—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction
- G02F1/017—Structures with periodic or quasi periodic potential variation, e.g. superlattices, quantum wells
- G02F1/01725—Non-rectangular quantum well structures, e.g. graded or stepped quantum wells
- G02F1/0175—Non-rectangular quantum well structures, e.g. graded or stepped quantum wells with a spatially varied well profile, e.g. graded or stepped quantum wells
- G02F1/01758—Non-rectangular quantum well structures, e.g. graded or stepped quantum wells with a spatially varied well profile, e.g. graded or stepped quantum wells with an asymmetric well profile, e.g. asymmetrically stepped quantum wells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/35—Non-linear optics
- G02F1/355—Non-linear optics characterised by the materials used
- G02F1/3556—Semiconductor materials, e.g. quantum wells
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898919933A GB8919933D0 (en) | 1989-09-04 | 1989-09-04 | Quantum well structures |
GB898919989A GB8919989D0 (en) | 1989-09-05 | 1989-09-05 | Quantum well structures |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE131289T1 true ATE131289T1 (de) | 1995-12-15 |
Family
ID=26295862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT90309677T ATE131289T1 (de) | 1989-09-04 | 1990-09-04 | Quantumfilm-strukturen. |
Country Status (11)
Country | Link |
---|---|
US (1) | US5481397A (de) |
EP (1) | EP0416879B1 (de) |
JP (1) | JP2968335B2 (de) |
KR (1) | KR100192926B1 (de) |
AT (1) | ATE131289T1 (de) |
AU (1) | AU636396B2 (de) |
CA (1) | CA2065247C (de) |
DE (1) | DE69023994T2 (de) |
ES (1) | ES2080123T3 (de) |
HK (1) | HK142996A (de) |
WO (1) | WO1991003758A1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2231969B (en) * | 1989-05-12 | 1993-11-03 | Stc Plc | Optical modulator |
JPH0713110A (ja) * | 1993-06-25 | 1995-01-17 | Mitsubishi Electric Corp | 半導体光変調器 |
DE59502831D1 (de) * | 1994-03-25 | 1998-08-20 | Fraunhofer Ges Forschung | Quantenschichtstruktur |
GB9415643D0 (en) * | 1994-08-03 | 1994-09-21 | Northern Telecom Ltd | Polarisation-insensitive optical modulators |
JPH08316588A (ja) * | 1995-05-23 | 1996-11-29 | Furukawa Electric Co Ltd:The | 歪量子井戸構造を有する半導体光素子 |
US5594750A (en) * | 1995-06-06 | 1997-01-14 | Hughes Aircraft Company | Selectively Si-doped InAs/A1AsSb short-period-superlattices as N-type cladding layers for mid-IR laser structures grown on InAs substrates |
GB2327164B (en) | 1996-07-19 | 2000-09-06 | British Telecomm | Telecommunications System |
US6593589B1 (en) | 1998-01-30 | 2003-07-15 | The University Of New Mexico | Semiconductor nitride structures |
JP2002148575A (ja) * | 2000-11-15 | 2002-05-22 | Mitsubishi Electric Corp | 光変調器および光変調器集積型レーザーダイオード |
US7064740B2 (en) * | 2001-11-09 | 2006-06-20 | Sharp Laboratories Of America, Inc. | Backlit display with improved dynamic range |
ATE488625T1 (de) * | 2002-08-13 | 2010-12-15 | Massachusetts Inst Technology | Halbleiter-nanokristallheterostrukturen |
US7180066B2 (en) * | 2004-11-24 | 2007-02-20 | Chang-Hua Qiu | Infrared detector composed of group III-V nitrides |
US7180648B2 (en) * | 2005-06-13 | 2007-02-20 | Massachusetts Institute Of Technology | Electro-absorption modulator device and methods for fabricating the same |
US7394094B2 (en) * | 2005-12-29 | 2008-07-01 | Massachusetts Institute Of Technology | Semiconductor nanocrystal heterostructures |
US9733497B2 (en) * | 2015-04-09 | 2017-08-15 | Mitsubishi Electric Corporation | Semiconductor optical modulator and optical module |
US20220115838A1 (en) * | 2020-10-14 | 2022-04-14 | Excelitas Technologies Corp. | Tunable VCSEL with Strain Compensated Semiconductor DBR |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01103630A (ja) * | 1981-07-01 | 1989-04-20 | Kuraray Co Ltd | 水性高分子分散液 |
GB8331298D0 (en) * | 1983-11-23 | 1983-12-29 | British Telecomm | Optical devices |
US4686550A (en) * | 1984-12-04 | 1987-08-11 | American Telephone And Telegraph Company, At&T Bell Laboratories | Heterojunction semiconductor devices having a doping interface dipole |
JP2666844B2 (ja) * | 1987-09-17 | 1997-10-22 | 日本電気株式会社 | 波長多重弁別型半導体受光素子 |
JP2584811B2 (ja) * | 1988-01-14 | 1997-02-26 | キヤノン株式会社 | 非線形光学素子 |
US5121181A (en) * | 1989-01-31 | 1992-06-09 | International Business Machines Corporation | Resonant tunneling photodetector for long wavelength applications |
US5008717A (en) * | 1989-03-03 | 1991-04-16 | At&T Bell Laboratories | Semiconductor device including cascaded modulation-doped quantum well heterostructures |
-
1990
- 1990-09-04 WO PCT/GB1990/001365 patent/WO1991003758A1/en active Application Filing
- 1990-09-04 US US07/836,002 patent/US5481397A/en not_active Expired - Lifetime
- 1990-09-04 ES ES90309677T patent/ES2080123T3/es not_active Expired - Lifetime
- 1990-09-04 AT AT90309677T patent/ATE131289T1/de active
- 1990-09-04 AU AU64083/90A patent/AU636396B2/en not_active Ceased
- 1990-09-04 KR KR1019920700496A patent/KR100192926B1/ko not_active IP Right Cessation
- 1990-09-04 JP JP2512892A patent/JP2968335B2/ja not_active Expired - Fee Related
- 1990-09-04 CA CA002065247A patent/CA2065247C/en not_active Expired - Lifetime
- 1990-09-04 DE DE69023994T patent/DE69023994T2/de not_active Expired - Fee Related
- 1990-09-04 EP EP90309677A patent/EP0416879B1/de not_active Expired - Lifetime
-
1996
- 1996-08-01 HK HK142996A patent/HK142996A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR100192926B1 (ko) | 1999-06-15 |
US5481397A (en) | 1996-01-02 |
CA2065247A1 (en) | 1991-03-05 |
AU636396B2 (en) | 1993-04-29 |
DE69023994T2 (de) | 1996-08-01 |
ES2080123T3 (es) | 1996-02-01 |
HK142996A (en) | 1996-08-09 |
EP0416879A1 (de) | 1991-03-13 |
WO1991003758A1 (en) | 1991-03-21 |
JP2968335B2 (ja) | 1999-10-25 |
AU6408390A (en) | 1991-04-08 |
CA2065247C (en) | 1998-12-01 |
KR927004182A (ko) | 1992-12-19 |
JPH05502112A (ja) | 1993-04-15 |
EP0416879B1 (de) | 1995-12-06 |
DE69023994D1 (de) | 1996-01-18 |
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