Statements (33)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
semiconductor laser
|
| gptkbp:advantage |
high modulation speed
low threshold current circular beam shape scalable arrays |
| gptkbp:application |
laser printers
facial recognition optical fiber communications 3D sensing computer mice |
| gptkbp:category |
photonics
optoelectronics |
| gptkbp:commercialized |
1990s
|
| gptkbp:discoveredBy |
gptkb:Jack_Jewell
Ike Chuang |
| gptkbp:emissionDirection |
perpendicular to wafer surface
|
| gptkbp:fabricationProcess |
wafer-level processing
|
| gptkbp:firstDemonstrated |
1979
|
| gptkbp:fullName |
Vertical-Cavity Surface-Emitting Laser
|
| https://www.w3.org/2000/01/rdf-schema#label |
VCSEL lasers
|
| gptkbp:lifespan |
high reliability
|
| gptkbp:material |
gptkb:indium_phosphide
gptkb:gallium_arsenide |
| gptkbp:powerOutput |
few milliwatts (typical)
|
| gptkbp:structure |
distributed Bragg reflectors
multiple quantum wells |
| gptkbp:usedIn |
data centers
lidar systems Apple Face ID |
| gptkbp:wavelengthRange |
near-infrared
visible |
| gptkbp:bfsParent |
gptkb:OM3_fiber
|
| gptkbp:bfsLayer |
7
|