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International journal of heat and mass transfer, ISSN 0017-9310, 10/2020, Volume 159, p. 120082
•Topology optimization for thermal cloak-concentrator is proposed based on the level set method and CMA-ES.•Simultaneous realization of cloaking and... 
Thermal cloak–concentrator | Topology optimization | CMA-ES | Inverse design | Thermal cloaking | Level set method
Journal Article
International journal of solids and structures, ISSN 0020-7683, 10/2020, Volume 202, pp. 126 - 135
The invisible cloak has attracted great attention due to its significant influences on science and engineering. Active elastic wave metamaterials provide... 
Elastic wave metamaterials | Negative capacitance circuits | Flexural wave cloak | Active control | Thin plates
Journal Article
Journal of optics (2010), ISSN 2040-8978, 08/2020, Volume 22, Issue 8, p. 85101
We propose a feasible design for an annulus-based dielectric metamaterial cloak to not only reduce Ohmic losses from metallic metamaterials but also avoid... 
transformation optics | reciprocal cloak | OPTICS | dielectric metamaterials | illusion optics
Journal Article
Journal of applied physics, ISSN 0021-8979, 07/2020, Volume 128, Issue 1, p. 14503
In this work, a general method is presented for the design of arbitrarily shaped 3D illusion devices with piecewise homogeneous parameters based on geometric... 
CONCENTRATORS | PHYSICS, APPLIED | CLOAK | TRANSFORMATION OPTICS | LENS
Journal Article
by Cao, W and Gao, J and Yang, XD
Optics express, ISSN 1094-4087, 07/2020, Volume 28, Issue 14, pp. 20051 - 20061
Metamaterials are artificially engineered structures that have unique properties not usually found in natural materials, such as negative refractive index.... 
PERMITTIVITY | PHASE | EXTRACTION | CLOAK | NEGATIVE-INDEX | LIGHT | EXPERIMENTAL-VERIFICATION | OPTICAL METAMATERIAL | OPTICS
Journal Article
Journal of electromagnetic waves and applications, ISSN 0920-5071, 07/2020, Volume 34, Issue 10, pp. 1386 - 1399
An approach for improving the invisibility performance of mantle cloak is proposed. It is based on an interesting observation that the cloaking performance of... 
oblique incidence | scattering cross section | total scattering width | Mantle cloak | invisibility | metasurface | PHYSICS, APPLIED | REDUCTION | BLOCKAGE | SCATTERING | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
Solar Energy Materials and Solar Cells, ISSN 0927-0248, 07/2020, Volume 211, p. 110535
At present, solar energy is widely used as a kind of clean energy. The main solar radiation range under AM 1.5 is about 300 ~ 3000 nm. In this paper, we... 
Solar energy absorber | TiN nanodisk | Plasmon resonance | Ultra-broadband perfect absorption | PHYSICS, APPLIED | CLOAK | ENERGY & FUELS | MATERIALS SCIENCE, MULTIDISCIPLINARY | ABSORPTION | TITANIUM NITRIDE | RESONANCES
Journal Article
Optics and Laser Technology, ISSN 0030-3992, 07/2020, Volume 127, p. 106142
•Silver absorber reveals three peaks.•Tungsten structure absorber reveals four peaks.•Both high absorption and bandwidth are enhanced. In this paper, an... 
Metamaterials | Optical devices | Absorption | WIDE-ANGLE | PHYSICS, APPLIED | CLOAK | OPTICS | BROAD-BAND
Journal Article
Scripta Materialia, ISSN 1359-6462, 07/2020, Volume 184, pp. 30 - 33
Metamaterials are designed and manufactured artificially to manifest intriguing physical concepts and achieve unusual potential applications. However, the... 
Tunable metamaterial | Perovskite | Finite element analysis | Dielectrics | DESIGN | CLOAK | MATERIALS SCIENCE, MULTIDISCIPLINARY | METALLURGY & METALLURGICAL ENGINEERING | NEGATIVE-INDEX | GRAPHENE | NANOSCIENCE & NANOTECHNOLOGY | TRANSMISSION | ABSORBER | REALIZATION
Journal Article
Advanced optical materials, ISSN 2195-1071, 07/2020, Volume 8, Issue 13, pp. 2000068 - n/a
In practice, there is a strong requirement for modulating the performance of existing bulk devices without changing their physical geometry. In this study, by... 
terahertz waves | functional devices | metasurfaces | polarization division multiplexing | WAVES | PHASE | CLOAK | CONVERSION | MATERIALS SCIENCE, MULTIDISCIPLINARY | ANOMALOUS REFRACTION | OPTICS | Multiplexing | Polarization | Multilayers | Beams (radiation) | Wireless communications | Circuits | Holography | Devices | Wearable technology | Holograms | Lenses
Journal Article
ACS nano, ISSN 1936-0851, 06/2020, Volume 14, Issue 6, pp. 7529 - 7537
Camouflage is critical for many living organisms to survive in the natural world and has stimulated applications, such as optical cloaking and military... 
dielectric nanostructures | CLOAK | MATERIALS SCIENCE, MULTIDISCIPLINARY | CHEMISTRY, PHYSICAL | NANOSCIENCE & NANOTECHNOLOGY | NANOSTRUCTURES | metasurfaces | CHEMISTRY, MULTIDISCIPLINARY | PHASE | masquerade | perturbation theory | GENERATION | camouflage | OPTICS | Index Medicus
Journal Article
by Chen, H and Lu, WB and Liu, ZG and Geng, MY
ACS photonics, ISSN 2330-4022, 06/2020, Volume 7, Issue 6, pp. 1425 - 1435
The past few years have witnessed the great success of graphene in controlling the electromagnetic (EM) wave. As an important topic in both the physics and... 
PHYSICS, CONDENSED MATTER | DESIGN | PHYSICS, APPLIED | CLOAK | programmable metasurface | FIELD | MATERIALS SCIENCE, MULTIDISCIPLINARY | METAMATERIAL | NANOSCIENCE & NANOTECHNOLOGY | graphene | tunable | ABSORBER | PHASE DISCONTINUITIES | SURFACE | OPTICS | wavefront | PROPAGATION
Journal Article
Optics express, ISSN 1094-4087, 06/2020, Volume 28, Issue 12, pp. 17374 - 17383
Vortex beams (VBs) carrying orbital angular moment (OAM) modes have been proven to be promising resources for increasing communication capacity. Although... 
ORBITAL ANGULAR-MOMENTUM | DIELECTRIC METASURFACES | PHASE | REFLECTION | CLOAK | METALENSES | RESOLUTION | POLARIZATION CONVERSION | GENERATION | OPTICS | REFRACTION
Journal Article
by Kim, Y and Kim, D and Lee, SH and Seo, M and Jung, HJ and Kang, B and Lee, SM and Lee, HJ
Optics express, ISSN 1094-4087, 06/2020, Volume 28, Issue 12, pp. 17143 - 17152
This study demonstrates a metamaterial bolometer that can detect terahertz (THz) waves by measuring variations in electrical resistance. A metamaterial pattern... 
DESIGN | OPTICS | MICROWAVE | ELECTROMAGNETIC CLOAK
Journal Article
by Huang, J and Li, JN and Yang, Y and Li, J and Li, JH and Zhang, YT and Yao, JQ
Optics express, ISSN 1094-4087, 06/2020, Volume 28, Issue 12, pp. 17832 - 17840
An actively tunable broadband terahertz absorber is numerically demonstrated, which consists of four identical vanadium dioxide (VO2) square loops and a metal... 
PERFECT ABSORBER | CLOAK | OPTICS | METAMATERIAL ABSORBER
Journal Article
International journal for numerical methods in engineering, ISSN 0029-5981, 09/2020, Volume 121, Issue 17, pp. 3926 - 3954
Summary This article presents a robust topology optimization method for optical cloaks under uncertainties in the wave number and angle in the incident wave.... 
robust design | optical cloak | topology optimization | adjoint variable method | Uncertainty | Algorithms | Wavelengths | Robustness (mathematics) | Mathematical analysis | Topology optimization | Taylor series | Incident waves | Standard deviation | Maxwell's equations | Optimization
Journal Article
by Zhou, HT and Fan, SW and Li, XS and Fu, WX and Wang, YF and Wang, YS
Smart materials and structures, ISSN 0964-1726, 06/2020, Volume 29, Issue 6, p. 65016
In this paper, a tunable arc-shaped acoustic metasurface (AAM) carpet cloak has been proposed and systematically investigated. The AAM carpet cloak consists of... 
carpet cloaks | acoustic metasurfaces | INSTRUMENTS & INSTRUMENTATION | arc-shaped metasurfaces | tunability | MATERIALS SCIENCE, MULTIDISCIPLINARY
Journal Article
IEEE transactions on antennas and propagation, ISSN 0018-926X, 06/2020, Volume 68, Issue 6, pp. 4997 - 5002
We apply the concept of electromagnetic invisibility/cloaking to improve the radiation properties and decouple two tightly spaced and interleaved phased linear... 
Phased arrays | elliptical metasurface cloak | Dipole antennas | mantle cloaking | Electronic mail | Linear antenna arrays | Antenna array | reduction of mutual coupling | decoupled arrays | Antenna radiation patterns | MUTUAL COUPLING REDUCTION | TELECOMMUNICATIONS | ENGINEERING, ELECTRICAL & ELECTRONIC | SURFACE | BLOCKAGE
Journal Article
by Wang, J and Ding, XX and Huang, XJ and Wu, J and Li, YJ and Yang, HL
PHYSICA SCRIPTA, ISSN 0031-8949, 06/2020, Volume 95, Issue 6, p. 65505
Designing high efficiency microwave absorbers with frequencies in 1 GHz is still a huge challenge in practical applications. We design and present a novel... 
multiple frequency | METASURFACE | CLOAK | PHYSICS, MULTIDISCIPLINARY | metamaterials | absorber | low frequency
Journal Article
IEEE transactions on microwave theory and techniques, ISSN 0018-9480, 06/2020, Volume 68, Issue 6, pp. 2183 - 2193
Journal Article