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International Journal of Antennas and Propagation
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International Journal of Antennas and Propagation
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2020
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Article
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Fig 5
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Research Article
A New Ultracompact Narrow Bandpass Microstrip Filter Using Double-Negative Quasiplanar Cells
Figure 5
The effective relative permittivity (a) and permeability (b) of the loaded transmission line.
(a)
(b)