D. V. Else, Monroe, C., Nayak, C., and Yao, N. Y.,
“Discrete Time Crystals”,
Annual Review of Condensed Matter Physics , vol. 11, pp. 467-499, 2020.
J. Stehlik, Liu, Y. - Y., Eichler, C., Hartke, T. R., Mi, X., Gullans, M., Taylor, J. M., and Petta, J. R.,
“Double Quantum Dot Floquet Gain Medium”,
Physical Review X, vol. 6, p. 041027, 2016.