From metamaterials to metadevices | Nature Materials
Figure 1: Reconfigurable metamaterials. a, A metamaterial that is tuned by shifting the metamolecular planes of the lattice by δa relative to each other (artist''s impression) 2. b, Arrays of
Safe energy-storage mechanical metamaterials via architecture
This study proposes multifunctional metamaterials possessing both load-bearing capacity and energy storage capability, comprising multi-phase lattice metamaterial and
Metamaterials'' Application in Sustainable Technologies and an
Remarkably, they hold immense potential in various sustainability-driven applications, such as energy harvesting, purification, and noise control. For instance, a
Review of foundational concepts and emerging directions in metamaterial research: design, phenomena, and applications
This realization lead to thermal metamaterials in 2008, 33,34 seismic metamaterials in 2012, 35,36 and mass transport metamaterials in 2016. 37,38 Mechanical metamaterials do not have as clear of an origin, but materials classified as mechanical 39,40 Due to
Mechanical Metamaterials and Their Engineering
In the recent years, metamaterials with unprecedented mechanical behaviors such as negative Poisson''s ratio, twisting under uniaxial forces, and negative thermal expansion are also realized. This paves a new
Borophene-based materials for energy, sensors and information storage applications
Borophene-based materials for energy, sensors and information storage applications. The State Key Laboratory of Mechanics and Control of Mechanical Structures and Laboratory of Intelligent Nano Materials and Devices of Ministry of Education, College of Aerospace Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China.
Safe energy-storage mechanical metamaterials via architecture
This study demonstrated how to design an energy-storage metamaterials with enhanced mechanical properties and battery safety simultaneously. Also, defect engineering was
Acoustic and mechanical metamaterials for energy harvesting
Recently, there has been a surge in research on incorporating energy manipulation capabilities of phononic crystals, locally-resonant acoustic metamaterials,
Safe energy-storage mechanical metamaterials via architecture design | EPJ Applied Metamaterials
Abstract. Mechanical and functional properties of metamaterials could be simultaneously manipulated via their architectures. This study proposes multifunctional metamaterials possessing both load-bearing capacity and energy storage capability, comprising multi-phase lattice metamaterial and cylindrical battery cells.
Mechanical Metamaterials and Their Engineering Applications
This paves a new pathway for a wide variety of multifunctional applications, for example, in energy storage, biomedical, acoustics, photonics, and thermal management. Herein, the
Energies | Free Full-Text | Design of Multilayer Ring Emitter Based on Metamaterial for Thermophotovoltaic Applications
The objective of this study is to design a broadband and wide-angle emitter based on metamaterials with a cut-off wavelength of 2.1 µm to improve the spectral efficiency of thermophotovoltaic emitters. To obtain broadband emission, we conducted the geometric parameter optimization of the number of stacked layers, the inner and outer
Phase-transforming metamaterial with magnetic interactions | PNAS
The coexistence of the closed and open phases in metamaterials and their transition induce a stress plateau during mechanical deformation with enhanced energy storage and mitigation capacity. The reversible phase transitions under external loading enable the programming of dynamic performance in high–strain-rate applications, such as elastic
Metamaterial
Metamaterials have applications in stealth technology, which reduces RCS in any of various ways (e.g., absorption, diffusion, redirection). Conventionally, the RCS has been reduced either by radar-absorbent material (RAM) or by purpose shaping of the targets such that the scattered energy can be redirected away from the source.
Multiscale architected porous materials for renewable energy conversion and storage
Multiscale architected porous materials or cellular-based mechanical metamaterials can offer optimized energy conversion and storage opportunities due to their controllable porosity, high surface area-to-volume ratio, large pore volume, and topological tunability of their underlying architecture.
Mechanical metamaterials and beyond | Nature Communications
Enabling mechanical metamaterials with sensing, energy harvesting, digital computing and information storage functionalities is a critical step toward
(PDF) 2D Materials Beyond Graphene for High
into single component 2D system may be a route to improve. the performance of energy storage devices in terms of capacity, efficiency, activity, and stability, which may origin from the
2D Materials Beyond Graphene for High‐Performance Energy Storage Applications
Novel electrode materials, with a high energy density at high power are urgently needed for realizing high-performance energy storage devices. The recent development in the field of 2D materials, including both graphene and other layered systems, has shown promise for a wide range of applications.
Mechanical Metamaterials and Their Engineering Applications
In the recent years, metamaterials with unprecedented mechanical behaviors such as negative Poisson''s ratio, twisting under uniaxial forces, and negative thermal expansion are also realized. This paves a new pathway for a wide variety of multifunctional applications, for example, in energy storage, biomedical, acoustics,
Graphene-based metamaterial absorber for energy harvesting in
An optimal energy harvesting absorber requires exceptional characteristics such as perfect absorbance, broad bandwidth, and a tunable resonant frequency. In the pursuit of highly effective energy harvesting in the terahertz regime, a novel graphene-based absorber with broadband tunability is introduced. This novel and
Electronics | Free Full-Text | Polarization-Insensitive Fractal Metamaterial Surface for Energy Harvesting in IoT Applications
A novel fractal-based metamaterial unit cell, useful for ambient power harvesting, is proposed to operate within the 2.45 GHz Wi-Fi band. The simulated fractal cell offers very high absorption coefficients, a wide-angle and polarization-insensitive behavior, and very small size. A 9 × 9 fractal-based metamaterial harvester is designed and
A highly scalable dielectric metamaterial with superior
Therefore, despite its low K (=2.2), the exceptionally high breakdown field (~700 MV/m), low loss, and low cost of biaxially oriented polypropylene (BOPP) films enable BOPP film capacitors to reach a relatively high
Materials | Special Issue : Advanced Energy Storage
Electrochemical energy storage (EES) systems with high efficiency, low cost, application flexibility, safety, and accessibility are the focus of intensive research and development efforts. Materials play a key
An effective design of thermophotovoltaic metamaterial emitter for medium-temperature solar energy storage
Molten salt energy storage system uses the phase change of molten salt to realize the storage and release of energy (Dunn et al., 2012, Zhao et al., 2018). It can overcome the shortcomings of solar energy, which is discontinuous, uneven distribution, and low density (Hayat et al., 2019), and realize the continuous operation of the power
Design, fabrication, and characterization of multistable mechanical metamaterials for trapping energy
Mechanical metamaterials have been explored for various engineering applications such as energy storage [2], biomedical [3], acoustics [4], photonics [5], and thermal management [6], propelled by
Applied Sciences | Free Full-Text | Acoustic Applications of a Foamed Geopolymeric-Architected Metamaterial
The paper compares and evaluates the influence of the presence of perforations on the sound absorption coefficient (SAC) of a negative stiffness metamaterial based on a foamed ceramic geopolymer. Chemical–physical, microstructural, dynamic–mechanical, and sound characterisations are presented. A rigid, lightweight
(PDF) Mechanical Metamaterials and Their Engineering Applications
In the past decade, mechanical metamaterials have garnered increasing attention owing to its novel design principles which combine the concept of hierarchical architecture with material size
Mechanical Metamaterials and Their Engineering
This paves a new pathway for a wide variety of multifunctional applications, for example, in energy storage, biomedical, acoustics, photonics, and thermal management. Herein, the fundamental
Acoustic and Mechanical Metamaterials for Energy Harvesting and Self-Powered Sensing Applications
Abstract Metamaterials are artificially engineered structures that exhibit extraordinary properties beyond the constituent materials, making them attractive for various applications in optics, acoustics, and mechanics. Energy harvesting is
Acoustic and mechanical metamaterials for energy harvesting and self-powered sensing applications
1. Introduction Metamaterials are not a class of materials; rather, they are artificially designed structures that exhibit unconventional properties beyond the intrinsic material properties of their constituent materials. The term "meta" originates from the Greek word for beyond, and "material" refers to material property.
Thermal Metamaterial: Fundamental, Application, and Outlook
We focus on both the key theoretical fundamentals and techniques for applications and give a perspective of scale-based classification on thermal
Overview on metamaterial: History, types and applications
2.2. Electromagnetic metamaterials. It is a type of synthetic structural/man-made material developed by arranging homogeneous metal structures & are used to sense, humidity, pressure, temperature, cloaking, wave guides, wireless data transmission, biological molecules that are present in the environments.
Fundamentals and applications of metamaterials: Breaking the limits
Metamaterials are rationally designed composites with engineered architectures that deliver exceptional effective material parameters translated into unprecedented functionalities. 1 After the first applications in optics, 2,3 metamaterials have rapidly entered various physical fields, including photonics, 4 acoustics, 5 materials
Safe energy-storage mechanical metamaterials via architecture
Mechanical and functional properties of metamaterials could be simultaneously manipulated via their architectures. This study proposes multifunctional metamaterials possessing
Bio-inspired mechanical metamaterial with ultrahigh load-bearing capacity for energy
In comparison with the previous curved-beam metamaterials with optimal geometry and equal thickness [51], the STM model exhibits two orders of magnitude higher strength and 60 times higher dissipated energy density under the same strain (see Fig. S9 for the detailed calculation and Fig. S10 for further different parameter comparisons,
Extended-bandwidth solar nano-concentrator integrated with graphene-metamaterial for photovoltaic energy harvesting applications
An innovative solar nano-concentrator is integrated with graphene metamaterial. • The combined graphene with plasmonics enhances the graphene optical absorption. • An extended and flat solar cell bandwidth up to 2400 nm wavelength is achieved. • It has compact
An effective design of thermophotovoltaic metamaterial emitter for medium-temperature solar energy storage
DOI: 10.1016/j.solener.2021.11.067 Corpus ID: 244831364 An effective design of thermophotovoltaic metamaterial emitter for medium-temperature solar energy storage utilization Photovoltaic (PV) cells are one of the most common devices to harvest solar radiation
Polarization-Insensitive Fractal Metamaterial Surface for Energy Harvesting in IoT Applications
as ohmic or dielectric losses, in the case of metamaterial harvesters, the energy captured by each resonator is channeled through one or more vias to a feeding network [15,17] which collects the AC power and feeds it to rectification circuitry for the next AC-to-DC conversion stage.
Metamaterials'' Application in Sustainable Technologies and an Introduction to Their Influence on Energy
The realm of sustainable technologies and metamaterials represents a vibrant field of inquiry, and, upon closer examination, a fascinating correlation emerges. Metamaterials, being artificially engineered substances, exhibit diverse characteristics, depending on their specific composition. Remarkably, they hold immense potential in
A novel molten salt energy storage-solar thermophotovoltaic integrated system with mid-temperature metamaterial
Based on the mid-temperature characteristics of the molten salt energy storage system, a tunable metamaterial structure is designed. At present, this technology has relatively mature applications in CSP [10, 11]. However, this system has the disadvantage
