Table 2 Technical specification of the proposed substrate based metamateril for Ni36 and Ni42.

From: Preparation of NiAl2O4-Based Flexible Substrates for Metamaterials with Negative Dielectric Properties

Substrate types

Dielectric constant

DNG Frequency (GHz)

Metamaterial type

Effective medium ratio(\(\frac{{\boldsymbol{\lambda }}}{{\boldsymbol{b}}}\))

Loss tangent

Maximum Conductivity (S/m)

Grain size (nm)

Ni36

4.94

7.46

DNG

4.15

0.01

0.05805

13

11.88

Ni42

4.97

7.47

DNG

4.16

0.007

0.06703

16

11.89

Back to article page