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Coherent Perfect Absorber CPA
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Classroom Contents
PT Symmetry in Optics, Exceptional Points and Bound States in the Continuum
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- 1 INTERNATIONAL
- 2 NON-HERMITIAN PHYSICS PHHQP XVIII
- 3 PT Symmetry in Optics, Exceptional Points and Bound States in the Continuum
- 4 PT Symmetric Systems Outline of the talk
- 5 The norm has to be redefined Das et al., Bender, Mostafazadeh: olun:=only.
- 6 PT Symmetric Potential: Example
- 7 SUSY and PT symmetric Phases Potential is invariant under the transformation A + + B - S:
- 8 E? = -B- " - na2.
- 9 Phases of SUSY Broken phases of SUSY occur for different parameter domains with real eigenvalues.
- 10 Bound States in Continuum In the PT-broken phase, energy can be still real provided
- 11 Scattering by PT Symmetric Systems
- 12 sospectral Deformation and Connection with KdV The earlier mentioned two superpotentials WI and W2 Eq.
- 13 Light Stops at Exceptional Point The group velocity of light has been shown to vanish at except tonal point.
- 14 Experimental observation of PTSY-QM
- 15 Coherent Perfect Absorber CPA
- 16 PT-CPA Laser
- 17 PT Symmetric Solutions in Modified KdV Equation
- 18 Modified KdV Equations
- 19 Complex superposed solutions
- 20 Some remarks
- 21 - 602Ur + Vers = 0, there exist solutions in the form of complex superposition.
- 22 Conclusions
- 23 Thank you for your patience and attention
