National Natural Science Foundation of China(12204178,12104162,12134004,12274141).
Optical frequency combs(OFCs)have enabled significant opportunities for high-precision frequency metrology and high-resolution broadband spectroscopy.Although nonlinear photonics chips have the capacity of frequency e...
Research Grants Council,University Grants Committee(CityU 11204820,N_CityU113/20);Croucher Foundation(9509005);University Grants Committee(PF18-17958);National Natural Science Foundation of China(62105374)。
Thin-film periodically poled lithium niobate(TF-PPLN)devices have recently gained prominence for efficient wavelength conversion processes in both classical and quantum applications.However,the patterning and poling o...
supported by National Natural Science Foundation of China(Grant Nos.62005186,62075144);Fundamental Research Funds for the Central Universities(Grant Nos.YJ201979,YJ201982)。
Continuous-wave(CW)tunable mid-infrared(MIR)laser sources are necessary for laser spectroscopy,remote sensing,and infrared imaging applications[1].Generally,quantum cascaded lasers(QCLs)are mature MIR radiation source...