发明授权
US08571082B2 Quantum cascade lasers with electrically tunable emission wavelengths 有权
具有电可调谐发射波长的量子级联激光器

Quantum cascade lasers with electrically tunable emission wavelengths
摘要:
The present invention provides a QCL device with an electrically controlled refractive index through the Stark effect. By changing the electric field in the active area, the energy spacing between the lasing energy levels may be changed and, hence, the effective refractive index in the spectral region near the laser wavelength may be controlled.
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