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

• المؤلفون الرئيسيون: Khanonkin, Igor, Lorke, Michael, Michael, Stephan, Mishra, Akhilesh Kumar, Reithmaier, Johann Peter, Jahnke, Frank, Eisenstein, Gadi
• مؤلفون آخرون: School of Physical and Mathematical Sciences
• التنسيق: Conference or Workshop Item
• اللغة: English
• منشور في: 2020
• الموضوعات: Science::Physics; Perturbation Methods; Quantum Dot Lasers
• الوصول للمادة أونلاين: https://hdl.handle.net/10356/140598
• المؤسسة: Nanyang Technological University

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.