Coherent population trapping magnetometer by differential detecting magneto

Coherent population trapping magnetometer by differential detecting magneto–optic rotation effect

Zhang Fan, Tian Yuan, Zhang Yi, Gu Si-Hong^†,

(a) Transition scheme for the linearly polarized dichromatic light interacting with ⁸⁷Rb atoms. Panels (b), (c), and (d) respectively represent the Raman resonance of the Λ configurations with two hyperfine ground states satisfying m₁ + m₂ = −2, m₁ + m₂ = 0, and m₁ + m₂ = 2.