| http://www.w3.org/ns/prov#value | - EXAMPLE 1 [0201] Bi-frequency Colloidal Crystal Bragg Diffractor and/or Tunable Width Single Frequency Optical Filter [0202]FIG. 23e shows a bi-frequency colloidal crystal mirror prepared by same procedure based on 550 nm and 970 nm silica spheres, except in this case, the smaller sphere (550 nm) is infiltrated into the PDMS master, followed by infiltration of DEISA of the 970 nm sphere.
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