Abstract:
A muscle spasticity measurement system and sensor comprise a housing having a flexible wall and a constraining wall defining a cavity. A piezoelectric device is disposed in the cavity between an actuating bag and the flexible wall. The piezoelectric device is coupled to the housing substantially via an interior face of the flexible wall. The actuating bag is configured to be pneumatically operable. The actuating bag in an inflated state is constrainable by the housing to press an exterior face of the flexible wall against a body part of the subject.
Abstract:
The present invention relates to an elastic conductor with high conductivity and stable electrical performance under stretching. The elastic conductor comprises a matrix material; a plurality of electrically conductive structures embedded in the matrix; and one or more particles embedded in the matrix, wherein the particles are configured to release an electrically conductive material upon stretching of the elastic conductor. In a preferred embodiment, each of the particles comprises a core of the electrically conducting material, such as liquid eutectic gallium indium alloy, and an outer shell surrounding the core, such as gallium oxide.
Abstract:
An electrochromic energy storage device disclosed herein comprises a first electrode and a second electrode disposed in an electrolyte, wherein the first electrode comprises a coordination polymer, wherein the coordination polymer comprises a transition metal and a tetradentate ligand conjugated to the transition metal, wherein the transition metal and the tetradentate ligand render the first electrode operable to (i) store electrical energy and at the same time change its optical state upon electrical charging of the electrochromic energy storage device, and (ii) release electrical energy stored therein and at the same time change its optical state upon electrical discharge of the electrochromic energy storage device. A method of forming the electrochromic energy storage device and a method of forming an electrochromic energy storage film are disclosed herein. In a preferred embodiment, the first electrode is prepared by growing one dimensional π-d conjugated coordination polymer nanowires film comprising metallic nickel nodes and organic linkers of 1,2,4,5-benzenetetramine (BTA) on a transparent fluorine-doped tin oxide (FTO) conducting substrate.
Abstract:
In various embodiments, a stretchable electroluminescent device may be provided. The electroluminescent device may include a first contact structure. The first contact structure may include an ionic conductor layer. The electroluminescent device may also include a second contact structure. The electroluminescent device may additionally include an emission layer between the first contact structure and the second contact structure. The emission layer may be configured to emit light when an alternating voltage is applied between the first contact structure and the second contact structure.
Abstract:
A method of manufacturing a flexible electronic device is provided. The method includes a) filtering a mixture including an electrically conducting nanostructured material through a membrane such that the electrically conducting nanostructured material is deposited on the membrane; b) depositing an elastomeric polymerisable material on the electrically conducting nanostructured material and curing the elastomeric polymerisable material thereby embedding the electrically conducting nanostructured material in an elastomeric polymer thus formed; and c) separating the elastomeric polymer with the embedded electrically conducting nanostructured material from the membrane to obtain the flexible electronic device. Flexible electronic device manufactured by the method, and use of the flexible electronic device are also provided.
Abstract:
Disclosed herein is a method of manufacturing a non-polar volatile organic chemical sensor, the method requiring the steps of providing a composite material comprising a substrate coated by an activated Ti3C2 MXene layer, which activated Ti3C2 MXene layer has a surface and forming a hydrophobic silane layer on the surface of the activated Ti3C2 MXene layer to provide the non-polar volatile organic chemical sensor, where the hydrophobic silane layer is formed by gaseous phase silanization using a monomeric hydrophobic silane compound. Also disclosed herein is a non-polar volatile organic chemical sensor and its use to detect non-polar volatile organic compounds.
Abstract:
The present disclosure refers to a reversible electrochemical device, wherein the electrolytic solution comprises a deep eutectic solvent, at least about 20 wt % aqueous solvent based on the total weight of deep eutectic solvent and aqueous solvent, and a metal salt. The present disclosure also refers to a use of an electrolytic solution in a reversible electrochemical mirror, wherein the electrolytic solution comprises a deep eutectic solvent; at least about 20 wt % 0 aqueous solvent based on the total weight of deep eutectic solvent and aqueous solvent; and metal salt.
Abstract:
Disclosed herein are a flexible textile-based silver electrode and a sweat-activated battery. Also disclosed herein is a method of making the flexible textile-based silver electrode by providing a composite material comprising a flexible textile substrate and a polymeric silver electrode wire, and bringing the composite material into contact with an aqueous solution comprising a non-toxic chloride salt and an organic acid for a period of time, wherein the electrode wire comprising an elastomeric material and silver flakes homogeneously distributed throughout the elastomeric material.
Abstract:
Disclosed herein is a buckling actuator, comprising: a first electrode; a second electrode; and a film of a dielectric elastomeric material having a first surface and a second surface sandwiched between the first and second electrodes, wherein the material is formed by the random block copolymerisation of a polymeric material comprising silicon or nitrogen atoms that has two or more acrylate or vinyl end groups, and a polar polymeric material having two or more acrylate or vinyl end groups. Also disclosed herein is a method of forming said dielectric elastomeric material.
Abstract:
Disclosed herein is a material suitable for the adsorption, storage and release of volatile organic compounds comprising: a porous thin film layer formed from nanosheets of one or more MXenes.