Optical spectrometers have been playing significant roles in our life since Sir Isaac Newton demonstrated in 1666.Up to now,they still majorly rely on the dispe
Trapping light in a photonic integrated circuit can findmany applications, such as optical storage, optical-packetswitching, optical sensing and microwave photo
Nature Photonics,13,47-53(2019)For any laser,high power,good beam quality,and broad electrical frequency tuning range are deemed as the key assets to possess fo
The rapid development of bulk β-Ga2O3 crystals has attracted much attention to their use as ultra-wide bandgap materials for next-generation power devices owin