Distributed-feedback buried-heterostructure InGaAsP/InP lasers with room temperature cw threshold current as low as 50 ma, corresponding to a current density of 2. 3 Ka/cm**2, are presented. CW operation in the temperauture range from minus 20 degree C to 58 degree C was confirmed.
|Number of pages||2|
|Publication status||Published - 1982 Jan 1|
ASJC Scopus subject areas
- Electrical and Electronic Engineering