The Design of Chiral Metamaterials and Metasurfaces

1. Introduction References


2. Chiral metamaterials and their manufacturing methods

2.0 Introduction

2.1 Chirality and description of electromagnetic wave propagation in chiral metamaterials

2.2 Metamaterials based on helical elements and their applications

2.2.1 The use of helical elements in the design of metamaterials with negative values of dielectric and magnetic permeability

2.2.2 Using helical elements to create electromagnetic invisibility of objects as a result of wave flow

2.2.3 Metamaterials based on helical elements and their practical application

2.3 Methods of manufacturing metamaterials

2.3.1 DNA-based nanotechnology

2.3.2 Manufacturing methods of artificial chiral materials and metamaterials

2.4 Methods of manufacturing photonic crystals and modification of their properties

2.5 Optical 2D and 3D metamaterials

2.6 Method of manufacturing two-dimensional metamaterials based on helical elements for the microwave range

2.7 Method of manufacturing experimental samples using magnetron sputtering

2.8 Method of manufacturing metamaterials based on helical elements for the terahertz wave range

2.9 The technique of manufacturing the host media as the basis of composite materials containing metal inclusions of helical shape References


3. Metamaterials based on helical elements with optimal parameters for the microwave range

3.0 Introduction

3.1 Transformation of the polarization of an electromagnetic wave in a metamaterial with helical elements

3.1.1 Calculation of the electric and magnetic moments generated in the helical element

3.1.2 The mechanism of passive radiation by a helix the wave with circular polarization

3.1.3 Experimental study of wave reflection by a two-dimensional chiral metamaterial

3.2 Optimal helix shape: equally high importance of dielectric, magnetic and chiral properties

3.3 Simulation of electromagnetic waves flowing around a cylinder without reflection

3.3.1 Inhomogeneous metamaterials consisting of helices of optimal shape for wave flow around objects without reflection

3.3.2 Modeling of inhomogeneous metamaterials with smooth helical elements for wave flow around cylindrical objects without reflection

3.4 Interaction between electromagnetic waves and micro-helix arrays at different incidence angles

3.4.1 The wave equation for the oblique incidence of waves

3.4.2 Characteristics of propagation of eigenwaves in a metamaterial

3.4.3 Solving the boundary value problem and determining the coefficients of reflection and transmission of waves

3.4.4 Significant anisotropy of the metamaterial and the manifestation of the Brewster effect for both polarizations of the incident wave

3.5 Electromagnetic waves in a uniaxial chiral superlattice with combined dielectric and magnetic properties

3.5.1 Eigenmodes

3.5.2 Effects of birefringence compensation

3.6 Normal wave incidence on a helical structure

3.6.1 Description of the Problem

3.6.2 Numerical Analysis

3.7 Microwave electrodynamics of Ω- structed and helical metamaterials

3.7.1 Effects of local Ω parameters on Bragg reflectance

3.7.2 Rotation of the polarization plane of electromagnetic waves in helical structures containing omega inclusions

3.7.3 Calculation and optimization of parameters of an array of omega elements to achieve maximum absorption with minimal reflection of waves References


4. Helical-structured metamaterials with optimal parameters and their properties in the terahertz range

4.0 Introduction

4.1 Investigation of the properties of metamaterials with high chirality

4.1.1 Optimal helix shape: equality of dielectric, magnetic and chiral polarizabilities

4.1.2 Analytical and numerical modeling of frequency dependence for dielectric and magnetic polarizability and chirality parameter

4.1.3 Helical model of molecules of a substance applied to a metamaterial with high chirality

4.1.4 Comparison of experimental and numerical simulation results

4.2 Investigation of properties of weakly reflective metamaterials with compensated chirality

4.2.1 Optimization of the arrangement of helices in the metamaterial

4.2.2 Evaluation of the influence of the frame semiconductor cylinder and the electrical capacity of the gap between the ends of the right and left helices

4.2.3 Determination of metamaterial parameters based on the analysis of reflected and transmitted waves

4.2.4 Comparison of experimental results with numerical simulation results

4.3 Properties of a highly absorbing metamaterial with compensated chirality on a substrate

4.3.1 Solving the boundary problem and calculating the transmission and reflection coefficients of the electromagnetic wave from the metamaterial-substrate structure

4.3.2 Comparison of experimental and numerical simulation results

4.4 Stored and absorbed field energy in chiral single-component metamaterials with losses

4.4.1 Alternative approaches

4.4.2 Numerical examples References


5. Electromagnetic waves in natural helical-structured systems with optimal parameters

5.0 Introduction

5.1 Polarization selectivity of electromagnetic radiation of deoxyribonucleic acid

5.1.1 DNA molecule as a periodic structure

5.1.2 Activated segment of the DNA molecule

5.2 Determination of the optimal shape of the DNA molecule in the framework of the energy approach

5.3 Helical model of chiral substance molecules applied to deoxyribonucleic acid

5.4 Experimental verification of the results of a theoretical study

5.4.1 Experimental study of double and single DNA-like helices for microwave waves

5.4.2 Experimental study of deoxyribonucleic acid in the optical range References


6. Design and manufacture of planar chiral metamaterial structure

6.0 Introduction

6.1 Design and characteristic analysis of single-layer planar chiral metamaterial structure

6.1.1 Chiral structure design and characteristic analysis of asymmetric open ring

6.1.2 Design and characteristic analysis of chiral structure of nested open ring

6.1.3 Analysis of spiral chiral structure and characteristics of Archimedes

6.2 Design and manufacture of double-layer planar chiral metamaterials

6.2.1 Chiral structure design and characteristic analysis of double-layer open ring

6.2.2 Analysis of chiral structure and characteristics of nested double-layer open ring

6.3 Design and manufacture of multi-layer planar chiral metamaterial structure

6.3.1 Design and characteristic analysis of planar chiral structure of multi-layer open ring

6.3.2 Analysis of the chiral structure and characteristics of the helical plane of Multilayer DNA-like

6.3.3 Analysis of planar chiral structure and characteristics of multi-layer cone-type combined open ring

6.4 Applications of metamaterials with planar chiral structures

6.4.1 Polarization rotation and polarization transformation of planar chiral metamaterials

6.4.2 Wave absorbing metamaterials with planar chiral structure

6.4.3 Planar chiral structure metamaterial loaded array antenna

6.5 Preparation and experiments of planar chiral structure metamaterials based on PCBS References


7. Design and preparation of multi-layer interconnections of metamaterials with stereo-chiral structure

7.0 Introduction

7.1 Design and characteristic analysis of duplex plane inter-connected structure

7.1.1 Structure design and characteristic analysis of inter-connected by double-layer single-opening ring

7.1.2 Structure design and characteristic analysis of inter-connected by double-layer asymmetric double-opening ring

7.1.3 Design and characteristic analysis of double-layer connected nested open resonant ring

7.2 Design and manufacture of chiral materials for multi-layer planar inter-connected structures

7.2.1 Structural design and characteristic analysis of multi-layer inter-connected half-ring

7.2.2 Design and characteristic analysis of multi-layer inter-connected nested open ring structure

7.2.3 Design and characteristic analysis of multi-layer inter-connected conical spiral

7.3 Design and preparation of helical stereo structure of DNA-like

7.3.1 Metamaterials and characterization of DNA-like double helix inter-connected structures

7.3.2 Metamaterial and characterization of DNA-like double-ring winding structure

7.4 Applications of planar interconnected stereo chiral metamaterials

7.4.1 Polarization conversion of metamaterial with planar inter-connected structure

7.4.2 Metamaterial wave absorbers with planar structures and mutually associative structures

7.4.3 Design of metamaterial array antenna with planar inter-connected structure

7.5 Manufactures and experiments of three-dimensional metamaterials connected by planar chiral structures References