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Table 1 Different values of DAP (\(\delta_{1}\)) and DDP (\(\delta_{2}\)) in terms of some typical number of coupling photons (rows) and squeezing parameters (columns)

From: A photon counting and a squeezing measurement method by the exact absorption and dispersion spectrum of Λ-type Atoms

\(\begin{aligned} \delta_{1} , \hfill \\ \delta_{2} \hfill \\ \end{aligned}\) 0 1 2 3 4 5 50 100 150
0.0 1.666, 2.749 1.906, 2.993 2.140, 3.224 2.357, 3.437 2.557, 3.633 2.743, 3.817 7.244, 8.277 10.123, 11.148 12.348, 13.369
0.2 1.675, 2.758 1.926, 3.012 2.168, 3.251 2.390, 3.470 2.596, 3.672 2.787, 3.860 7.385, 8.419 10.323, 11.347 12.593, 13.614
0.4 1.704, 2.789 1.987, 3.073 2.525, 3.334 2.494, 3.571 2.715, 3.789 2.921, 3.991 7.815, 8.847 10.932, 11.956 13.340, 14.359
0.6 1.761, 2.847 2.097, 3.182 2.401, 3.481 2.674, 3.749 2.923, 3.993 3.153, 4.220 8.553, 9.582 11.975, 12.997 14.618, 15.636
0.8 1.854, 2.942 2.268, 3.349 2.627, 2.702 2.945, 4.015 3.233, 4.298 3.498, 4.559 9.628, 10.654 13.496, 14.515 16.479, 17.496
1.0 1.997, 3.083 2.511, 3.588 2.943, 4.013 3.321, 4.385 3.661, 4.721 3.973, 5.028 11.086, 12.110 15.555, 16.572 19.000, 20.015
2.0 3.956, 5.012 5.458, 6.501 6.629, 7.665 7.622, 8.654 8.450, 9.529 9.295, 10.322 26.895, 27.906 37.829, 38.837 46.247, 47.254