Samsung Electronics Co., Ltd.

Yonsei University

Un-yong Jeong

Jong-Jin Park

Jung-kyun Im

Sang-Won Kim

Kyu-hyoung Lee

Min-Woo Park

Weon-ho Shin

Jong-Wook Roh

Jung-young Cho

Min-kwan Shin

Chwee Iin Choong

Dae-Jin Yang

Jung-Kyun Im

A method of producing stretchable conductive nanofibers includes: providing stretchable nanofibers; providing a metal precursor solution by dissolving metal precursors in a solvent that may swell the stretchable nanofibers; bringing the stretchable nanofibers into contact with the metal precursor solution or its vapor for a sufficient time for the metal precursors to penetrate into the stretchable nanofibers; and reduce the metal precursors inside the stretchable nanofibers to metal nanoparticles.

Stretchable conductive nanofibers, stretchable electrode using the same and method of producing the stretchable conductive nanofibers

Provided are a material for forming a channel layer for a stretchable TFT, a method of preparing a channel layer for a stretchable TFT, a channel layer for a stretchable TFT, and a stretchable TFT. The material for forming the channel layer for the stretchable TFT includes an elastomer, an organic semiconductor material and a solvent. By mixing an elastomer and an organic semiconductor material and forming a thin film, a channel layer having an excellent conductivity and stretchability may be obtained.

Channel layer for stretchable transistors

A thermoelectric material including: a two dimensional nanostructure having a core and a shell on the core. Also, a thermoelectric element and a thermoelectric apparatus including the thermoelectric material, and a method of preparing the thermoelectric material.

Thermoelectric material, thermoelectric element, and module including the same, and preparation method thereof

A thermoelectric material including a 3-dimensional nanostructure, wherein the 3-dimensional nanostructure includes a 2-dimensional nanostructure connected to a 1-dimensional nanostructure.

Thermoelectric material, thermoelectric element and module including the same, and method of preparing the thermoelectric material

Method of producing stretchable conductive nanofibers

A method of forming a polymer nanofiber-metal nanoparticle composite pattern includes forming on a substrate a polymer nanofiber layer comprising polymer nanofibers made from polymers including a heteroaryl group; selectively exposing to UV-ozone a part of the polymer nanofiber layer through an aperture of a mask; selectively removing a part of the polymer nanofiber layer which was not exposed to UV-ozone from the polymer nanofiber layer to form a polymer nanofiber layer pattern; depositing a metal precursor on the polymer nanofiber layer pattern; and reducing the metal precursor into a metal.

Method of forming polymer nanofiber metal-nanoparticle composite pattern

A foldable thin film transistor (TFT) is provided, the foldable TFT including: a foldable substrate; source and drain electrodes interconnected on the foldable substrate; a channel layer including nanofibers of an organic semiconductor connecting the source and drain electrodes; a gate electrode electronically connected with the source and drain electrodes and the channel layer; and a gate insulating layer disposed between the channel layer and the gate electrode and comprising an ionic liquid and a resin.

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Seoul, South Korea

Un-yong Jeong