GB1116514A - Improvements in semiconductor lasers - Google Patents
Improvements in semiconductor lasersInfo
- Publication number
- GB1116514A GB1116514A GB4223865A GB4223865A GB1116514A GB 1116514 A GB1116514 A GB 1116514A GB 4223865 A GB4223865 A GB 4223865A GB 4223865 A GB4223865 A GB 4223865A GB 1116514 A GB1116514 A GB 1116514A
- Authority
- GB
- United Kingdom
- Prior art keywords
- crystal
- wavelength
- semi
- conductor
- electrons
- 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
Links
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
- H01S5/32—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
-
- 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/0955—Processes or apparatus for excitation, e.g. pumping using pumping by high energy particles
- H01S3/0959—Processes or apparatus for excitation, e.g. pumping using pumping by high energy particles by an electron beam
-
- 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/102—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
-
- 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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
- H01S5/06233—Controlling other output parameters than intensity or frequency
- H01S5/06243—Controlling other output parameters than intensity or frequency controlling the position or direction of the emitted beam
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Lasers (AREA)
- Semiconductor Lasers (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1964B0078998 DE1236099B (de) | 1964-10-21 | 1964-10-21 | Frequenzmodulation optischer Sender |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1116514A true GB1116514A (en) | 1968-06-06 |
Family
ID=6980121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4223865A Expired GB1116514A (en) | 1964-10-21 | 1965-10-05 | Improvements in semiconductor lasers |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1236099B (de) |
GB (1) | GB1116514A (de) |
NL (1) | NL6512468A (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3747021A (en) * | 1969-07-18 | 1973-07-17 | Us Navy | Wide range continuously tunable thin film laser |
US3748593A (en) * | 1970-11-17 | 1973-07-24 | Method and means of construction of a semiconductor material for use as a laser | |
GB2134700A (en) * | 1982-12-27 | 1984-08-15 | Western Electric Co | Target for electron-beam-pumped semiconductor laser |
-
1964
- 1964-10-21 DE DE1964B0078998 patent/DE1236099B/de active Pending
-
1965
- 1965-09-24 NL NL6512468A patent/NL6512468A/xx unknown
- 1965-10-05 GB GB4223865A patent/GB1116514A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3747021A (en) * | 1969-07-18 | 1973-07-17 | Us Navy | Wide range continuously tunable thin film laser |
US3748593A (en) * | 1970-11-17 | 1973-07-24 | Method and means of construction of a semiconductor material for use as a laser | |
GB2134700A (en) * | 1982-12-27 | 1984-08-15 | Western Electric Co | Target for electron-beam-pumped semiconductor laser |
Also Published As
Publication number | Publication date |
---|---|
NL6512468A (de) | 1966-04-22 |
DE1236099B (de) | 1967-03-09 |
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