Carrier dynamics in a 1.55 μm tunneling injection quantum dot semiconductor optical amplifier

• Main Authors: Khanonkin, Igor, Lorke, Michael, Michael, Stephan, Mishra, Akhilesh Kumar, Reithmaier, Johann Peter, Jahnke, Frank, Eisenstein, Gadi
• 其他作者: School of Physical and Mathematical Sciences
• 格式: Conference or Workshop Item
• 語言: English
• 出版: 2020
• 主題: Science::Physics; Perturbation Methods; Quantum Dot Lasers
• 在線閱讀: https://hdl.handle.net/10356/140598

Carrier dynamics following a short pulse perturbation in a tunneling-injection quantum dot (QD) gain medium are analyzed. A hybrid state comprising the injection-well and QD first excited state dominate the dynamics with a time constant of 1ps. The role of the perturbation wavelength is discussed.