Nanyang Technological University

Chartered Semiconductor Manufacturing Ltd (corporation)

Agency for Science, Technology and Research

Yissum Research Development Company of the Hebrew University of Jerusalem Ltd.

Pooi See Lee

Jiangxin Wang

Meng-Fang Lin

Lap Chan

Alex See

Kin Leong Pey

Yeng Ming Lam

Lixin Song

Tao Li

Jian Yan

Liping Yang

Xuehong Lu

Ebinazar Benjamin Namdas

G Subodh Mhaisalkar

Jiaqing Xiong

Shlomo Magdassi

Zhikuan Chen

Ying W Wang

Daniel Mandler

Michael Layani

Xu Wang

Alexander Kamyshny

Afriyanti Sumboja

Wei Ming Matthew Tan

Ce Yao Foo

Vijay Kumar

Guofa Cai

Wei Lin Leong

Gurunathan Thangavel

Vipin Kumar

Tommy Cahyadi

Peter Darmawan

Chaoyi Yan

Dace Gao

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.

Buckling dielectric elastomer actuator

A method of producing a transparent conductive electrode is provided. The method comprises spraying a suspension of electrically conductive nanowires on a polymer substrate to form droplets thereon, wherein each of the droplets has a periphery which is in contact with one or more peripheries of another droplet, wherein the suspension comprises a polar solvent, wherein the polymer substrate and the polar solvent produce a surface tension which directs the electrically conductive nanowires to accumulate at the periphery of each of the droplets to form a network of connected ring structures, and removing the polar solvent from the polymer substrate to form a micromesh comprising the electrically conductive nanowires which are retained in the form of the network of connected ring structures. The transparent conductive electrode and its uses are also provided.

Scalable electrically conductive nanowires bundle-ring-network for deformable transparent conductor

The microfluidic board comprises a plurality of matrix units, wherein each matrix unit is a stacked arrangement comprising a driving portion comprising an actuator, a pump portion in contact with the driving portion and comprising a pump, a channel portion in contact with the pump portion and comprising one or more channels, and a chamber portion in contact with the channel portion and comprising a chamber, wherein the one or more channels are configured to direct fluid between the pump and the chamber, and wherein the actuator is configured to generate a force to drive the pump upon receiving of an input energy.

Microfluidic board and method of forming the same

The present disclosure relates to a wearable water triboelectric generator, wherein the water triboelectric generator comprises a first substrate having a first surface and a second surface, wherein the first surface and the second surface are opposing to each other; and wherein the first surface comprises a modified hydrophobic surface comprising a coating of hydrophobic cellulose oleoyl ester nanoparticles. There is also provided a wearable dual mode water and contact triboelectric generator comprising said water triboelectric generator and a contact triboelectric generator, wherein the water triboelectric generator and the contact triboelectric generator are arranged such that the first substrate of the water triboelectric generator completely surrounds or encapsulates the contact triboelectric generator.

Wearable triboelectric generator for energy harvesting

An inkjet printable ionic conductive ink for producing a touch sensor device is provided. The inkjet printable ionic conductive ink includes a hydrophilic polymer and an ionic salt, a mixture of solvents in which the hydrophilic polymer and the ionic salt are dissolved therein to form a solution, and a surfactant to render the solution inkjet printable. A method of producing the inkjet printable ionic conductive ink is also provided. The method includes dissolving a hydrophilic polymer and an ionic salt in a mixture of solvents to form a solution, and mixing the solution with a surfactant to render the solution inkjet printable. A touch sensor panel comprising the ionic conductive ink and a method of producing the touch sensor panel are also provided.

Ionic conductive ink and stretchable touch sensors or panels based on the ionic conductive ink

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.

Elastic conductor, device including, and method of forming the same

A method of manufacturing an electrochromic device is provided. The method includes providing a patterned arrangement of an electrically conductive material; and applying one or more layers of an electrochromic material to the patterned arrangement, wherein at least a portion of the electrochromic material is in electrical contact with the electrically conductive material. An electrochromic device and an electrochromic ink composition are also provided.

Electrochromic device having a patterned electrode free of indium tin oxide (ITO)

A method for preparing a niobium, titanium or vanadium metal oxide nanostructured material is provided. The method comprises providing an aqueous reagent comprising (i) a soluble metal oxalate, and/or (ii) oxalic acid and a metal oxide precursor, adding a buffering agent to the aqueous reagent to form a mixture, and heating the mixture under hydrothermal conditions to obtain the metal oxide nanostructured material. The metal oxide nanostructured material may also be doped with a dopant metal such as titanium to enhance capacity and cycling stability. An electrode comprising the metal oxide nanostructured material, and an electrochemical cell containing the electrode are also provided.

Metal oxide nanostructured material and an electrochemical cell comprising the same

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.

Electroluminescent device and method of forming the same

According to the present disclosure, a method for synthesizing a free-standing flexible electrode is provided. The method includes the steps of mixing a solution comprising vanadium powder, molybdenum powder and hydrogen peroxide to form a mixture comprising nanofibers represented by the formula of VMoOnHO, filtering the mixture to form an electrode comprising the nanofibers, treating the electrode with an acidic solution, contacting the acid-treated electrode with a solution comprising monomers of a conductive polymer, and polymerizing the monomers in a medium comprising an oxidizing agent to form the conductive polymer. According to the present disclosure, there is also a free-standing flexible electrode comprising nanofibers comprised of molybdenum, vanadium and a conductive polymer, wherein the electrode is represented by a formula of X&#x2014;VMoOn-HO. In this formula, X is the conductive polymer and n is independently 1 or 2. According to the present disclosure, storage devices comprising the electrode as defined above, are also provided.

Nanofibers electrode and supercapacitors

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 polymerizable material on the electrically conducting nanostructured material and curing the elastomeric polymerizable 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.

Method of manufacturing a flexible and/or stretchable electronic device

A method of forming a metal oxide/reduced graphene oxide composite film may be provided. The method may include providing a graphene oxide dispersion. The providing a graphene oxide dispersion method may also include adding a metal oxide to the graphene oxide dispersion to form a metal oxide/graphene oxide dispersion. The method may additionally include forming a metal oxide/graphene oxide film by filtering the metal oxide/graphene oxide dispersion using a directional flow directed assembly. The method may further include reducing the metal oxide/graphene oxide film using a reducing agent to form the metal oxide/reduced graphene oxide composite film.

Composite film and method of forming the same

A flexible electronic device is provided. The flexible electronic device includes a flexible dielectric substrate, a first electrode layer, a second electrode layer, a functional layer, a third electrode layer, and a capping layer. The flexible dielectric substrate has a first surface and an opposing second surface. The first electrode layer is arranged on the first surface of the flexible dielectric substrate. The second electrode layer is arranged on the second surface of the flexible dielectric substrate. The functional layer includes a light emitting layer or an electroactive layer and an electrolyte layer, arranged on the second electrode layer. The third electrode layer is arranged on the functional layer. The capping layer is arranged on the third electrode layer. A method of manufacturing the flexible electronic device is also provided.

Flexible and/or stretchable electronic device and method of manufacturing thereof

Method for preparing a ceramic-polymer nanocomposite is provided. The method includes providing a polymer comprising radicals on a surface thereof; contacting the polymer with a functionalizing agent to form a functionalized polymer; and either (i) grafting a cross-linking agent onto the functionalized polymer to form a graft copolymer, and attaching ceramic nanostructures to the graft copolymer to form a ceramic-polymer nanocomposite, or (ii) grafting a cross-linking agent onto ceramic nanostructures to form modified ceramic nanostructures, and attaching the modified ceramic nanostructures to the functionalized polymer to form a ceramic-polymer nanocomposite. A ceramic-polymer nanocomposite and use of the ceramic-polymer nanocomposite are also provided.

Ceramic-polymer nanocomposites

Methods for forming a graft copolymer of a poly(vinylidene fluoride)-based polymer and at least one type of electrically conductive polymer, wherein the electrically conductive polymer is grafted on the poly(vinylidene fluoride)-based polymer are provided. The methods comprise a) irradiating a poly(vinylidene fluoride)-based polymer with a stream of electrically charged particles; b) forming a solution comprising the irradiated poly(vinylidene fluoride)-based polymer, an electrically conductive monomer and an acid in a suitable solvent; and c) adding an oxidant to the solution to form the graft copolymer. Graft copolymers of a poly(vinylidene fluoride)-based polymer and at least one type of electrically conductive polymer, wherein the electrically conductive polymer is grafted on the poly(vinylidene fluoride)-based polymer, nanocomposite materials comprising the graft copolymer, and multilayer capacitors comprising the nanocomposite material are also provided.

Graft copolymers of a poly(vinylidene fluoride)-based polymer and at least one type of electrically conductive polymer, and methods for forming the graft copolymers

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Singapore, Singapore

Pooi See Lee