0.7–3.0 GHz frequency response of electromagnetic reflection coefficients for I, II, III and IV type specimens (curves 1, 2, 3 and 4, respectively)

 
 
  Part of: Boiprav OV, Bogush NV (2022) Improved technology of frequency-selective UHF electromagnetic shields containing helical elements. Modern Electronic Materials 8(4): 157-164. https://doi.org/10.3897/j.moem.8.4.100653