Optical Metamaterials
Structures with sub-wavelength features that manipulate light.
Heat breaks the rules at the nanoscale and scientists used it to their advantage
Nanoscale gold metamaterials can boost heat transfer across tiny gaps by up to 4×, enabling more efficient thermal management and precision heat engineering.
HGX: Un Material Cuántico Regenerativo Autorreparable y Multifuncional para una nueva era Tecnológica
HGX is presented as a multifunctional, self-healing quantum-regenerative material claimed to improve batteries, optical fibers, quantum chips, and HL-LHC technologies.
4D Printing with Liquid Crystal Elastomers: Materials, Methods, and Emerging Applications
A review summarizes how 4D printing of liquid crystal elastomers enables programmable, reversible shape changes and surveys fabrication methods, integrations, and remaining challenges.
Multiscale Physics-Informed Neural Networks for the Inverse Design of Hyperuniform Optical Materials
This research presents a method using neural networks for the inverse design of hyperuniform optical materials with unique electromagnetic properties.
Inverse design of a pyrochlore lattice of DNA origami through model-driven experiments
This research presents a method for the self-assembly of DNA origami into a pyrochlore lattice, promising for optical metamaterials.
Fundamental absorption bandwidth to thickness limit for transparent homogeneous layers
A universal bandwidth-to-thickness limit for transparent homogeneous absorber layers is derived via Kramers–Kronig relations and supported by simulations and metamaterial modeling.
Wave-speed management of dipole, bright and W-shaped solitons in optical metamaterials
This study explores the management of wave speeds in soliton pulses within nonlinear optical metamaterials.
Optical non-Hermitian skin effect in two-dimensional uniform media
A theory shows optical non-Hermitian skin modes can localize in uniform anisotropic lossy media, with localization set by an effective gauge potential and implementable via subwavelength multilayer metamaterials.
Size Effects in Periodic Metamaterials
Numerical results show that reflection and transmission of periodic electromagnetic metamaterials change with unit-cell size relative to wavelength, challenging homogenization when d is comparable to λ.
3D-Patterned Inverse-Designed Mid-Infrared Metaoptics
This research presents multilayer optical metamaterials that enhance imaging systems by manipulating light properties for better efficiency and functionality.
Soliton metacrystals: topology and chirality
A periodic “soliton metacrystal” in a ring microresonator yields a controllable topological band structure with phononic edge states and a chirality signature in optical comb spectra.
A metamaterial with applications in broad band antennas used in radio astronomy and satellite communications
A laboratory-fabricated meta-horn antenna built from manufacturable meta-rings demonstrates an excellent octave-bandwidth feature with improved cross-polarization for radio astronomy and satellite communications.
Golden Vaterite as a Mesoscopic Metamaterial for Biophotonic Applications
This research presents a biocompatible optical metamaterial using golden vaterite for advanced biophotonic applications.
Broadband enhanced chirality with tunable response in hybrid plasmonic helical metamaterials
This research presents a method for achieving broadband enhanced chirality in hybrid plasmonic metamaterials, which could significantly impact chiroptics.
Toroidic and antitoroidic orders in hexagonal arrays of dielectric trimers: magnetic group approach
By breaking specific symmetries in hexagonal dielectric trimer arrays, the authors enable polarization-sensitive toroidal and antitoroidal dipole resonances with high-Q light-matter interaction.
Nonlinear, Tunable and Active Optical Metasurface with Liquid Film
This work theoretically demonstrates tunable optical liquid metasurfaces with unique properties for potential applications in configurable computation.
Photonic Chern insulators made of gyromagnetic hyperbolic metamaterials
Gyromagnetic hyperbolic metamaterials are shown (via theory and electromagnetic simulations) to form photonic Chern insulators with non-radiative, robust, magnetically switchable unidirectional edge waveguiding.
Manufacturing of 3D-metallic electromagnetic metamaterials for feedhorns used in radioastronomy and satellite communications
A new metallic meta-ring electromagnetic metamaterial is theoretically justified and fabricated, enabling a compact prototype microwave antenna with a 2:1 bandwidth for radioastronomy and satellite communications.
Optical analog of particle production in gravitational fields
Electromagnetic metamaterial waveguides can be engineered to mimic extremely strong gravitational fields, producing an optical analog of particle creation.
Left-handed Band in an Electromagnetic Metamaterial Inducedby Sub-wavelength Multiple Scattering
By accounting for sub-wavelength multiple scattering in paired resonators, the work experimentally supports negative refractive index and superlensing in periodic electromagnetic metamaterials.
Photonic emulation of two-dimensional materials with antiferromagnetic order
A spin-valley photonic topological insulator metamaterial emulates antiferromagnetic, valley-coupled 2D materials, where a single geometric parameter controls chiral domain-wall propagation and topological protection.
Topological bands and triply-degenerate points in non-Hermitian hyperbolic metamaterials
A non-Hermitian topological band description for continuous hyperbolic metamaterials reveals triply-degenerate points with quantized topological charges and supports bulk-edge correspondence via Maxwell-equation simulations.
Optical left-handed metamaterials made of arrays of upright split-ring pairs
Simulations suggest an optical left-handed metamaterial made from upright split-ring pairs can achieve strong double-negative behavior and negative refraction in the near-IR.
Retrieval of all effective susceptibilities in nonlinear metamaterials
A generalized nonlinear transfer-matrix method enables retrieval of all effective nonlinear susceptibility terms in anisotropic electromagnetic metamaterials, demonstrated via sum frequency generation.