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Tetrastack: Colloidal diamond-inspired structure with omnidirectional photonic band gap for low refractive index contrast
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10.1063/1.2206111
/content/aip/journal/apl/88/24/10.1063/1.2206111
http://aip.metastore.ingenta.com/content/aip/journal/apl/88/24/10.1063/1.2206111

Figures

Image of FIG. 1.
FIG. 1.

(Color) Tetrastack photonic crystal structure compared with diamond. (a) Diamond unit cell, (b) tetrastack unit cell, (c) scanning electron microscopy of a tetrahedron building block for a tetrastack, (d) side view tetrastack crystal, (e) top view tetrastack crystal, and (f) photonic band structure for an inverted tetrastack.

Image of FIG. 2.
FIG. 2.

(Color) Photonic band gap maps as a function of solid volume filling fraction for colloid-based structures. (a) Inverted fcc, ; (b) inverted diamond, , (c) inverted tetrastack, , (d) diamond, , (e) tetrastack, , (f) inverted diamond, , (g) inverted tetrastack, , (h) diamond, , and (i) tetrastack, . is the cubic lattice constant (fcc lattice) and is the speed of light.

Image of FIG. 3.
FIG. 3.

(Color) Photonic band gap width as a function of refractive index contrast. (a) Inverted tetrastack, , (b) inverted diamond, , (c) tetrastack, , (d) diamond, , and (e) inverted fcc, .

Image of FIG. 4.
FIG. 4.

(Color) Effect of tetrahedra orientation in an fcc structure on the relative photonic band gap width. Building block axes rotate from (111) to the (100) direction for (a) inverted tetrastack, and (b) tetrastack, .

Tables

Generic image for table
Table I.

Photonic band gap widths of colloidal PCs.

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/content/aip/journal/apl/88/24/10.1063/1.2206111
2006-06-15
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Tetrastack: Colloidal diamond-inspired structure with omnidirectional photonic band gap for low refractive index contrast
http://aip.metastore.ingenta.com/content/aip/journal/apl/88/24/10.1063/1.2206111
10.1063/1.2206111
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