High single-mode power conversion efficiency vertical-cavity top-surface-emitting lasers Lear, Kevin L. ; Chalmers, S. A. "This work was supported by the U.S. Department of Energy under Contract DE-AC04-76DP00789." We report advances in the power conversion (wall-plug) efficiency of vertical-cavity top-surface-emitting lasers. The devices were fabricated from molecular beam epitaxial layers using deep proton implants to define gain-guided lasers. The epitaxial structure included low resistance, piecewise linearly graded n-type and p-type mirrors, a triple In0.2Ga0.8As quantum-well active region, and a delta-doped contact layer. Power conversion efficiencies as high as 12.7% for continuous-wave single-mode operation were measured after several hours of device operation. Colorado State University. Libraries 1993 text ; image application/pdf ECEkll00032.pdf FACFECEN100382ARTI eng c1993 IEEE
High single-mode power conversion efficiency vertical-cavity top-surface-emitting lasers
Lear, Kevin L. ; Chalmers, S. A.
"This work was supported by the U.S. Department of Energy under Contract DE-AC04-76DP00789."
We report advances in the power conversion (wall-plug) efficiency of vertical-cavity top-surface-emitting lasers. The devices were fabricated from molecular beam epitaxial layers using deep proton implants to define gain-guided lasers. The epitaxial structure included low resistance, piecewise linearly graded n-type and p-type mirrors, a triple In0.2Ga0.8As quantum-well active region, and a delta-doped contact layer. Power conversion efficiencies as high as 12.7% for continuous-wave single-mode operation were measured after several hours of device operation.
Colorado State University. Libraries
1993
text ; image
application/pdf
ECEkll00032.pdf
FACFECEN100382ARTI
eng
c1993 IEEE