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Start Over Author "Dingkai Guo" Journal cleo: 2013
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1. Time-Resolved Measurements of Near-Infrared Pulse Induced Ultrafast Optical Modulation of Quantum Cascade Lasers

Author

Dingkai Guo, Xing Chen, Hong Cai, Sheng Liu, Fow-Sen Choa, Elaine Lalanne, Xiaojun Wang, and Anthony M. Johnson

Subjects
Optical amplifier, Physics, business.industry, Physics::Optics, Condensed Matter::Mesoscopic Systems and Quantum Hall Effect, Laser, Photon counting, law.invention, Optical pumping, Optics, Modulation, Cascade, law, Optoelectronics, Photonics, business, Ultrashort pulse, Astrophysics::Galaxy Astrophysics
Abstract

We temporally resolve ultrafast modulation of quantum cascade lasers (QCLs) using a near-infrared pump mid-infrared probe technique. We compare interband and intersubband transition mechanism assisted modulation of QCLs by using different pump wavelengths.

Published
2013
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