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| -rw-r--r-- | xmds2/Nlevels_no_dopler_with_z_fast_and_slow_light/report/report.t2t | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/xmds2/Nlevels_no_dopler_with_z_fast_and_slow_light/report/report.t2t b/xmds2/Nlevels_no_dopler_with_z_fast_and_slow_light/report/report.t2t index 757ae43..234299f 100644 --- a/xmds2/Nlevels_no_dopler_with_z_fast_and_slow_light/report/report.t2t +++ b/xmds2/Nlevels_no_dopler_with_z_fast_and_slow_light/report/report.t2t @@ -22,4 +22,30 @@ We consider the following system ------- |1> ``` +Such system can exibit slow and fast light behavior for the cases when +field 2 connecting |2>-|3>|is weak and treated as a probe field, field 1 +is strong and field 3 serve as a switch toggling slow (field 3 is off), +fast (field 3 is on and strong) light, and situations in between. +Below the examples of fast and slow propagation for the following set of parameters: +``` +G3=3.4e7 // decay rate of level |3> in 1/s +G4=3.8e7 // decay rate of level |4> in 1/s +gt=3.1416e+04 // repopulation rate in 1/s +z=1.5e-2 // cell length in m +N=1e10*(1e6); // number of particles per cubic m i.e. density +delta1=0; // field 1 one photon detuning +delta2=0; // field 2 --------//--------- +delta3=0; // field 3 --------//--------- +``` + +Slow light behavior is observed for the 1 \mu S long Gaussian pulse and +the following fields parameters +``` +E1=7.5e7; // field 1 Rabi frequency in 1/s +E2=1; // field 2 --------//----------- +E3=0; // field 3 --------//----------- +``` +fields 1 and 3 have no time dependence at the input of the cell. +light propagation +[slow_light/fields_propagation.png] |