National Key Research and Development Program of China(2022YFB2803100);National Natural Science Foundation of China(62090054,62250010,62274160);Youth Innovation Promotion Association of the Chinese Academy of Sciences(2021111);Strategic Leading Science and Technology Project,CAS(XDB43020100);China Computer Interconnect Technology Alliance(CCITA)Funding(20240104)。
The 2μm wavelength band emerges as a promising candidate for the next communication window to enhance the transmission capacity of data.A high-responsivity and high-speed photodetector operating at 2μm is crucial fo...
National Science Fund for Distinguished Young Scholars(61725503);National Natural Science Foundation of China(6191101294,62305294,91950205);China Postdoctoral Science Foundation(2022M722724);Natural Science Foundation of Zhejiang Province(LD19F050001,LZ18F050001);Fundamental Research Funds for the Central Universities。
A silicon photonic spectrometer with multiple customized wavelength bands is developed by introducing multiple channels of wideband optical filters based on multimode waveguide gratings(MWGs)for pre-filtering and the ...
CAS Project for Young Scientists in Basic Research(YSBR-026);National Research Foundation Singapore under its Competitive Research Program(NRFCRP19-2017-01);Ministry of Education-Singapore Ac RF Tier 2(T2EP50121-0001(MOE-000180-01));Ministry of Education-Singapore Ac RF Tier 1(2021-T1-002-031(RG112/21))。
The development of an efficient group-IV light source that is compatible with the CMOS process remains a significant goal in Si-based photonics.Recently,the Ge Sn alloy has been identified as a promising candidate for...
A photonic implementation of a wavelength meter typically applies an interferometer to measure the frequencydependent phase shift provided by an optical delay line.This work shows that the information to be retrieved ...
National Research Foundation of Korea(2018R1A6A1A03025242);Ministry of Science and ICT,Republic of Korea (2020R1A2C3007007);Kwangwoon University。
We propose and demonstrate an optical phased-array-based bidirectional grating antenna(BDGA) in silicon nitride waveguides.The BDGA is integrated with a miniaturized all-dielectric metasurface doublet(MD) formed on a ...
Natural Sciences and Engineering Research Council of Canada。
We report a CMOS-compatible silicon microring-enhanced avalanche photodiode based on linear defect-state absorption in a p^(+)pn^(+) junction,with high responsivities exceeding 1 A/W at telecommunication wavelengths.T...
National Natural Science Foundation of China(61774143,61874109,61975121,61975196);National Key Research and Development Program of China(2018YFB2200501,2019YFB2203400).
We report the demonstration of a normal-incidence p-i-n germanium-tin(Ge_(0.951)Sn_(0.049))photodetector on silicon-on-insulator substrate for 2μm wavelength application.The DC and RF characteristics of the devices h...
National Research Foundation of Korea(NRF2019R1A2C2011293).
A new method to make an all-fiber nonlinear optic device for laser pulse generation is developed by depositing multi-layer graphene oxide(GO)selectively onto the core of the cleaved fiber facet by combining the electr...
European Regional Development Fund(ERDF)(Optimal);Agence Nationale de la Recherche(ANR)(ANR-14-CE32-0019,ANR-15-IDEX-01,ANR-17-CE30-0006-01,PN-II-ID-JRPRO-FR-2014-0013)
We demonstrate a squeezing experiment exploiting the association of integrated optics and telecom technology as key features for compact, stable, and practical continuous variable quantum optics. In our setup, squeeze...
Consejo Nacional de Ciencia y Tecnología(CONACYT)(CB-256401)
We report the experimental investigation of an all-fiber multi-wavelength passively Q-switched Er/Yb laser with simultaneous gain-switched pulsed operation by using a thulium-doped fiber as a saturable absorber.Laser ...