Fig. 1. Diagram of coupling between Laman laser and three-level atom

Fig. 2. Energy spectrum of spin-orbit-coupled Hamiltonian

Fig. 3. Atomic Zitterbewegung. (a) Evolution of versus time; (b) Fourier transform of Fig. 3(a)

Fig. 4. Atomic Zitterbewegung in presence of harmonic trap

Fig. 5. Space distributions of probability density of wave function. (a) t=0h-·ER-1; (b) t=10h-·ER-1; (c) t=40h-·ER-1