Low threshold lasers from wavelength-engineered colbidal quantum dot enabled by single-exciton optical gain
- Resource Type
- Conference
- Authors
- Dang, Cuong; Roh, Kwangdong; Lee, Joonhee; Nurmikko, Arto; Breen, Craig; Steckel, Jonathan S.; Coe-Sullivan, Seth
- Source
- 2012 Lester Eastman Conference on High Performance Devices (LEC) Lester Eastman Conference on High Performance Devices (LEC), 2012. :1-2 Aug, 2012
- Subject
- Photonics and Electrooptics
Fields, Waves and Electromagnetics
Power, Energy and Industry Applications
Components, Circuits, Devices and Systems
Computing and Processing
Engineered Materials, Dielectrics and Plasmas
Laser excitation
Excitons
Films
Cavity resonators
Vertical cavity surface emitting lasers
Optical pulse generation
Quantum dot lasers
colloidal quantum dot
optical gain
single exciton gain
RGB lasers
- Language
Wavelength engineered nanocrystal colloidal quantum dots were used to create a thin solid films. Very low thresholds for light amplification were achieved in these red, green and blue film by a single exciton gain mechanism which also enables optical gain with quasi-steady pumping source.