Cross-Shaped Terahertz Metal Mesh Filters: Historical Review and Results

Figure 2

Examples of filters presented in literature: (a) reject band peak at 6.9 and 20.3 THz; (b) reject band peak at 3.8 and 7.0 THz; (c) reject band peak at 2.7 and 5.9 THz [20]; (d) band pass filter at 1.7 THz; (e) high-pass filter at 1.1 THz [21]; (f) blocking of multiple frequency bands [22]; (g) band pass at 7 microns [23]; (h) band stop sample [24]; (i) band pass sample [12].

(a)

(b)

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(d)

(e)

(f)

(g)

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(i)