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Open AccessRapid mold-free fabrication of long functional PDMS fibers
Polydimethylsiloxane (PDMS), an optically transparent and inert material, is widely used in biological and semiconductor applications owing to its excellent chemical stability and moldability. This study propo...
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Article
Open AccessDevelopment of multi-angle fiber array for accurate measurement of flexion and rotation in human joints
Herein, we have proposed a method that uses a highly stretchable and conductive fiber-based multi-angle fiber array, which precisely measures human joint motion in various degrees of freedom (flexion and rotat...
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Article
Metamaterial’s Acceptable Level of Wrecked Meta-pattern
The periodic arrangement in metamaterial (MM) should be maintained to ensure the extraordinary properties, but how much periodic irregularity is allowed generally without degrading the properties is not only i...
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Article
A-site Do** Effect of Multiferroic BiFeO3 Ceramics
The structural, magnetic and ferroelectric properties of polycrystalline A-site (A = Ho, Pr and Ce of 10%) doped BiFeO3, which were prepared by the solid-state and rapid sintering methods, have been investigated....
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Article
Tunable Metamaterial Absorber Using Ferromagnetic Resonance
We simulated a study on a tunable metamaterial absorber using ferrite rubber as a dielectric substrate with ferromagnetic properties. The proposed structure employs ferromagnetic resonance, which utilizes the ...
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Pore Structure Analysis to Adsorb NOx Gas based on Porous Materials
We studied the adsorption of nitrogen oxides according to various porous materials room temperature, which can effectively to adsorb the nitrogen oxides. Based on results of measuring NOx concentration, the activ...
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Open AccessDevelopment of a wearable infrared shield based on a polyurethane–antimony tin oxide composite fiber
Here, we investigate a wearable-based IR and thermal stealth structure that effectively blocks IR and thermal radiation from a human body or device using a polyurethane–antimony tin oxide (PU–ATO) composite fi...
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Distance Effect of Heat Flux Based on Thermal Metamaterials
In this paper, we studied the heat flux effect of thermal metamaterials according to the distance of each layer, which can effectively suppress heat propagation and improve an adiabatic property, through the t...
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Open AccessHuman sweat monitoring using polymer-based fiber
Lightweight nano/microscale wearable devices that are directly attached to or worn on the human body require enhanced flexibility so that they can facilitate body movement and overall improved wearability. In ...
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Open AccessPen drawing display
As advancements in science and technology, such as the Internet of things, smart home systems, and automobile displays, become increasingly embedded in daily life, there is a growing demand for displays with c...
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Open AccessOrganic electrochemical transistor-based channel dimension-independent single-strand wearable sweat sensors
Despite the great potential of polymer microfibers in human-friendly wearable electronics, most previous polymeric electronics have been limited to thin-film-based devices due to practical difficulties in fabr...
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Article
Detection of chemicals in water using an oxide nanowire transistor covered with an aerogel microsphere thin film as a liquid-vapor separation filter
In this study, we developed a method to detect small amounts of chemical substances contained in water by using a SnO2 nanowire transistor covered with an aerogel microsphere thin film. The aerogel microsphere th...
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Detection of chemicals in water using a three-dimensional graphene porous structure as liquid-vapor separation filter
In this study, we report the utilization of a three-dimensional (3D) porous graphene structure as liquid–vapor separation filter, which allows the passage of chemical vapors while blocking liquid chemicals and...
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Open AccessDynamic graphene filters for selective gas-water-oil separation
Selective filtration of gas, water and liquid or gaseous oil is essential to prevent possible environmental pollution and machine/facility malfunction in oil-based industries. Novel materials and structures ab...
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Open AccessMetamaterial Absorber for Electromagnetic Waves in Periodic Water Droplets
Perfect metamaterial absorber (PMA) can intercept electromagnetic wave harmful for body in Wi-Fi, cell phones and home appliances that we are daily using and provide stealth function that military fighter, tan...