A low-barrier Schottky barrier diode based on the InGaAs/InP material system is designed and fabricated with a new non-destructive dry over-etching process. By
We reported on the generation of the dual-wavelength rectangular pulse in an erbium-doped fiber laser(EDFL)with a topological insulator saturable absorber.The r
The integrated photonic chip is a promising way to realize future quantum technology.Here we demonstrate a two-photon interference in the standard telecommunica
We propose a simple iterative algorithm based on a temporally movable phase modulation process to retrieve the weak temporal phase of laser pulses.This unambigu
As one of the most important key technologies for future advanced light source based on the energy recovery linac, a photocathode dc electron gun is supported b
The photometric characteristics of high-power white light-emitting diode(LED)devices are investigated.A theoretical model for the luminous efficacy of high-powe
We demonstrate efficient generation of continuous spectrum centered at 400 nm from solid thin plates. By frequency doubling of 0.8 mJ, 30 fs Ti:sapphire laser p
In this work pulse generation in both the 1.5 and 2 μm spectral ranges using a graphene oxide(GO)-paper-based saturable absorber in Er-and Tm-doped fiber laser