In the embodiments as illustrated in FIGS 12 14, where a plurality of material layers 66 with aligned apertures 56 are disposed on a first substrate 10 thereby creating cavities 55, at least two electrodes may be disposed on the first substrate 10, at least partially disposed within {HEAD ~ the material layers} 65, disposed on {TAIL ~ the second substrate} 20, or any combination thereof 
disposed on
In the embodiments as illustrated in FIGS 12 14 , where a plurality of material layers 66 with aligned apertures 56 are disposed on a first substrate 10 thereby creating cavities 55 , at least two electrodes may be disposed on the first substrate 10 , at least partially disposed within { HEAD ~ the material layers } 65 , disposed on { TAIL ~ the second substrate } 20 , or any combination thereof
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