Project supported by the National Natural Science Foundation of China (Grant Nos. 62071381 and 62301430);Shaanxi Fundamental Science Research Project for Mathematics and Physics (Grant No. 23JSY014);Scientific Research Plan Project of Shaanxi Education Department (Natural Science Special Project (Grant No. 23JK0680);Young Talent Fund of Xi’an Association for Science and Technology (Grant No. 959202313011)。
Quantum secure direct communication(QSDC) is a communication method based on quantum mechanics and it is used to transmit secret messages. Unlike quantum key distribution, secret messages can be transmitted directly o...
funded within the QuantERA II Program(project CVSTAR)and has received funding from the European Union’s Horizon 2020 research and innovation program under Grant Agreement No.731473 and 101017733;from the European Union’s Digital Europe program under Grant Agreement No.101091659(QCI.DK);from the European Union’s Horizon Europe research and innovation program under the project“Quantum Security Networks Partnership”(QSNP,Grant Agreement No.101114043);support from Innovation Fund Denmark(CryptQ,0175-00018A);the Danish National Research Foundation,Center for Macroscopic Quantum States(bigQ,DNRF142);funding from the Carlsberg Foundation,project CF21-0466;support from the project 22-28254O of the Czech Science Foundation.R.F.acknowledges project 21-13265X of the Czech Science Foundation;project CZ.02.01.01/00/22_008/0004649(QUEENTEC)of the Czech MEYS.V.C.U.acknowledges the project 21-44815L of the Czech Science Foundation。
To establish a scalable and secure quantum network,a critical milestone is advancing from basic point-to-point quantum key distribution(QKD)systems to the development of inherently multi-user protocols designed to max...
Although modulation classification based on deep neural network can achieve high Modulation Classification(MC)accuracies,catastrophic forgetting will occur when the neural network model continues to learn new tasks.In...
supported by the National Natural Science Foundation of China (Nos.51975447,52275268);National Key Research and Development Program of China (No.2021YFC2203600);National Defense Basic Scientific Research Program of China (No.JCKY2021210B007);the Project about Building up“Scientists+Engineers”of Shaanxi Qinchuangyuan Platform (No.2022KXJ-030);Wuhu and Xidian University Special Fund for Industry University Research Cooperation (No.XWYCXY012021-012)。
Long-time integration technique is an effective way of improving target detection performance for unmanned aerial vehicle(UAV)in the passive bistatic radar(PBR),while range migration(RM)and Doppler frequency migration...
the National Natural Science Foundation of China(No.51873199);Program for Innovative Research Team(in Science and Technology)in University(No.20IRTSTHN002)。
Although there has been rapid advancement in piezoelectric sensors,challenges still remain in developing wearable piezoelectric sensors by a one-step,continuous and environmentally friendly method.In this work,a 1D fl...
Project supported by the National Natural Science Foundation of China(Grant No.61871407);the Natural Science Foundation of Hunan Province,China(Grant No.2021JJ30878);the Key Research and Development Program of Hunan Province,China(Grant Nos.2020GK4063 and 2022GK2016)。
Underwater quantum communication plays a crucial role in ensuring secure data transmission and extensible quantum networks in underwater environments.However,the implementation of such applications encounters challeng...
supported in part by National Key Research and Development Program of China(Grant No.2020YFA0309704);National Natural Science Foundation of China(Grant Nos.U19A2076,62101516,62171418,62201530);Sichuan Science and Technology Program(Grant Nos.2022ZYD0118,2022YFG0330,2022ZDZX0009);Basic Research Program of China(Grant No.JCKY2021210B059);Chengdu Key Research and Development Support Program(Grant No.2021-YF05-02430-GX)。
Continuous-variable quantum key distribution(CV-QKD)offers an approach to achieve a potential high secret key rate(SKR)in metropolitan areas.There are several challenges in developing a practical CV-QKD system from th...
supported by National Natural Science Foundation of China(Grant No.61971276);National Natural Science Foundation of Shanghai(Grant No.20ZR1400700);Key R&D Program of Guangdong Province(Grant No.2020B030304002);Shanghai Municipal Science and Technology Major Project(Grant No.2019SHZDZX01);Fundamental Research Funds for the Central Universities and Graduate Student Innovation Fund of Donghua University(Grant No.CUSF-DH-D-2020084)。
In recent years,continuous-variable quantum key distribution(CV-QKD)has been proposed as a promising alternative to the most commonly implemented discrete-variable QKD[1].A typical CV-QKD system includes mainly two ph...
Special Project for Research and Development in Key areas of Guangdong Province(2020B030304002);Shanghai Municipal Science and Technology Major Project(2019SHZDZX01);National Natural Science Foundation of China(61671287,61971276,62101320);National Key Research and Development Program of China(2016YFA0302600)。
Integrated quantum key distribution(QKD)systems based on photonic chips have high scalability and stability,and are promising for further construction of global quantum communications networks.On-chip quantum light so...
National Natural Science Foundation of China(11874248,12074233);National Key Research and Development Program of China(2016YFA0301404)。
High-dimensional entanglement is a critical foundation for the growing demand for information capacity to implement the high-capacity quantum task.Here,we report continuous-variable high-dimensional entanglement with ...