The existing decoy-state quantum key distribution(QKD)beating photon-number-splitting(PNS)attack provides a more accurate method to estimate the secure key rate,while it still considers that only single-photon pulses ...
Project supported by the Foundation of Science and Technology Department of Shaanxi Province,China(Grant No.2018JQ6009);the Foundation of Education Department of Shaanxi Province,China(Grant No.17JK1165);the Beijing Natural Science Foundation,China(Grant No.Z190004);the National Natural Science Foundation of China(Grant No.61575197);the Innovation Capability Improvement Plan,Hebei Province,China(Grant No.20540302D);the Fundamental Research Funds for the Central Universities,China,the Youth Innovation Promotion Association,Chinese Academy of Sciences(Grant No.2017489);the Natural Science Foundation of Hebei Province,China(Grant No.F2018402285).
By using the beat frequency technique,the dual-wavelength digital holography(DWDH)can greatly increase the measurement range of the system.However,the beat frequency technique has a limitation in measurement range.The...
Project supported by the Doctoral Program Foundation of Institutions of Higher Education China (Grant No 20040126003) and the Natural Science Foundation of Inner Mongol of China (Grant No 200408020101).
A 2D electron-longitudinal-acoustic-phonon interaction Hamiltonian is derived and used to calculate the groundstate energy of the acoustic polarons in two dimensions. The numerical results for the ground-state energy ...