I attach te source file. Lukas Oliva
(define-param r1 0.2) (define-param r2 0.1) (define-param eps1 5) (define-param eps2 1) (set! geometry-lattice (make lattice (size 1 1 no-size) (basis1 0.5 0) (basis2 0 0.5))) (set! geometry (list (make cylinder (center 0 0 0) (radius r1) (height infinity) (material (make dielectric (epsilon eps1)))) (make cylinder (center 0 0 0) (radius r2) (height infinity) (material (make dielectric (epsilon eps2)))))) ; The k-points list, for the Brillouin zone of a triangular lattice: (set! k-points (list (vector3 0 0 0) ; Gamma (vector3 0 0.5 0) ; M (vector3 0.5 0.5 0) ; K (vector3 0 0 0))) ; Gamma (define-param k-interp 4) ; number of k-points to interpolate (set! k-points (interpolate k-interp k-points)) (set-param! resolution 32) (set-param! num-bands 8) (define (tm_gap1 r1 r2 eps1 eps2) (set! geometry (list (make cylinder (center 0 0 0) (radius r1) (height infinity) (material (make dielectric (epsilon eps1)))) (make cylinder (center 0 0 0) (radius r2) (height infinity) (material (make dielectric (epsilon eps2)))))) (print "Conf: r1 = "r1" r2 = "r2" eps1 = " eps1"eps2 = "eps2"\n") (if ( (r1 <= r2)||( eps1<=eps2)) (print "Chyba: r1 = "r1" r2 = "r2" eps1 = " eps1"eps2 = "eps2"\n")) (run-tm) (retrieve-gap 1)) (define (te_gap1 r1 r2 eps1 eps2) (set! geometry (list (make cylinder (center 0 0 0) (radius r1) (height infinity) (material (make dielectric (epsilon eps1)))) (make cylinder (center 0 0 0) (radius r2) (height infinity) (material (make dielectric (epsilon eps2)))))) (print "Conf: r1 = "r1" r2 = "r2" eps1 = " eps1"eps2 = "eps2"\n") (if ( (r1 <= r2)||( eps1<=eps2)) (print "Chyba: r1 = "r1" r2 = "r2" eps1 = " eps1"eps2 = "eps2"\n")) (run-te) (retrieve-gap 1)) (run-tm) (define-param first_tm (retrieve-gap 1)) (run-te) (define-param first_te (retrieve-gap 1)) (print "First TM maximum: " first_tm"\nFirst TE maximum :" first_te"\n") (maximize-multiple tm_gap1 0.001) (maximize-multiple te_gap1 0.001)
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