supported by the National Key Research and Development Program of China(No.2023YFB2905502);the National Natural Science Foundation of China(Nos.62122047 and 61935011)。
In this Letter,a four-channel silicon photonic mode-division-multiplexing(MDM)and wavelength-division multiplexing(WDM)transmitter chiplet is proposed over a 1.65 mm~2 footprint,utilizing add-drop micro-ring modulator...
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 Natural Science Foundation of China(61971276, 62101320);Innovation Program for Quantum Science and Technology (2021ZD0300703);Shanghai Municipal Science and Technology Major Project(2019SHZDZX01);Key R&D Program of Guangdong Province (2020B030304002)。
The conventional Gaussian-modulated coherent-state quantum key distribution(QKD) protocol requires the sender to perform active modulations based on a true random number generator. Compared with it, the passive-state-...