Fig. 1. Schematic diagrams of nanofiber and rectangular waveguide. (a) Nanofiber waveguide; (b) rectangular waveguide

Fig. 2. Scalar optical frequency shift as a function of wavelength of ground state for all Zeeman states

Fig. 3. Distribution of electric field intensity of nanofiber. (a) Two-dimensional distribution of electric field intensity in x direction; (b) two-dimensional distribution of electric field intensity in y direction; (c) two-dimensional distribution of electric field intensity in z direction; (d) electric field intensity as a function of azimuthal angle θ

Fig. 4. Fictitious magnetic field distribution of nanofiber. (a) Three-dimensional diagram of fictitious magnetic field in x direction; (b) three-dimensional diagram of fictitious magnetic field in y direction; (c) three-dimensional diagram of fictitious magnetic field in z direction; (d) two-dimensional plane of fictitious magnetic field in x direction; (e) two-dimensional plane of fictitious magnetic field in y direction; (f) two-dimensional plane of fictitious magnetic field in z direction

Fig. 5. Nanofiber fictitious magnetic field intensity as functions of x- and y-axis. (a) x-axis; (b) y-axis

Fig. 6. Changes in fictitious magnetic field intensity as a function of azimuthal angle θ

Fig. 7. Maximum value of fictitious magnetic field as a function of nanofiber diameter

Fig. 8. Two-dimensional distribution of electric field intensity of square waveguide. (a) Two-dimensional distribution of electric field intensity in x direction; (b) two-dimensional distribution of electric field intensity in y direction; (c) two-dimensional distribution of electric field intensity in z direction; (d) electric field intensity as a function of azimuthal angle θ

Fig. 9. Fictitious magnetic field distribution of square waveguide. (a) Three-dimensional diagram of fictitious magnetic field in x direction; (b) three-dimensional diagram of fictitious magnetic field in y direction; (c) three-dimensional diagram of fictitious magnetic field in z direction; (d) two-dimensional plane of fictitious magnetic field in x direction; (e) two-dimensional plane of fictitious magnetic field in y direction; (f) two-dimensional plane of fictitious magnetic field in z direction

Fig. 10. Square waveguide fictitious magnetic field intensity as functions of x- and y-axis. (a) x-axis; (b) y-axis

Fig. 11. Maximum value of fictitious magnetic field as a function of side length of rectangular waveguide. (a) Maximum value of fictitious magnetic field as a function of side length of square waveguide. (b) length of a rectangular waveguide is 0.475 μm, and maximum value of fictitious magnetic field as a function of width of rectangular waveguide