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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.
Boundary curvature guided shape-programming kirigami sheets
By programming curvature along kirigami cut boundaries (not complex cut patterns), the authors enable simpler forward and inverse design of dynamic 3D shape morphing, including magnetic actuation for soft-robot concepts.
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.
Hybrid acousto-electromagnetic metamaterial superconductors
A hybrid acousto-electromagnetic hyperbolic metamaterial superconductor concept is proposed to enhance superconducting properties via engineered broadband electron-phonon spectral density.
Compliant morphing structures from twisted bulk metallic glass ribbons
Pre-twisted bulk metallic glass ribbons thermoformed into helicoidal stress-free states act as compliant joints, enabling deployable morphing configurations and multi-ribbon systems.
Localising elastic edge waves via the topological rainbow effect
A graded topological metasurface localises and redirects elastic edge-wave energy through an adiabatic “topological rainbow” transition, enabling robust mode control and chiral beam partitioning.
Controlled release of entrapped nanoparticles from thermoresponsive hydrogels with tunable network characteristics
Temperature-driven PNIPAM hydrogel transitions can switch nanoparticle transport from subdiffusive motion to strong trapping or near-complete stopping, enabling tunable controlled release.
The role of seismic metamaterials on soil dynamics
It presents a time-modulated seismic metamaterial concept for structured soils, linked to in-situ seismic lens observations and potential energy harvesting and analogous computation using ambient seismic noise.
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.
Fiber-based shape-morphing architectures
Actuated Janus composite fibers can be tuned (via material properties, geometry, and actuation conditions) to reliably morph into multiple target 3D shapes, informing advanced mechanical metamaterial design.
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.
Magnetic Shape Memory Polymers with Integrated Multifunctional Shape Manipulations
A magnetic shape-memory polymer composite enables reprogrammable, untethered, fast, reversible shape change with locking and sequential actuation, enabling grippers, logic, and reconfigurable antennas.
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.
Programmable Filaments and Textiles
Janus filaments and textiles with driven/passive sectors can morph between shapes, showing stable and metastable states, and can be reverse designed to bend into target geometries.
A Three-dimensional Constitutive Model for Polycrystalline Shape Memory Alloys Under Large Strains Combined With Large Rotations
A finite-deformation 3D constitutive model for polycrystalline SMAs is proposed to capture large transformation strains and large rotations using logarithmic strain and internal state variables.