[1] H.-S. Zhong et al. Quantum computational advantage using photons. Science, 370, 1460-1463(2020).
[5] J. L. O’Brien. Optical quantum computing. Science, 318, 1567-1570(2007).
[41] L. Assis Morais et al. Precisely determining photon-number in real time(2020).
[46] B. Lawrence et al. Special publication (NIST SP)(2010).