Korea Institute of Science and Technology

Samsung Electronics Co., Ltd.

Korea Advanced Institute of Science and Technology

Kookmin University

Phillip Lee

Heesuk Kim

Seungjun Chung

Jeong Gon Son

Jai Kyeong Kim

In-sang Song

Sang-Soo Lee

Seok Lee

Sang-Wook Kwon

Kangwon Lee

Seung Seob Lee

Jong Hyuk Park

Young-tack Houng

Jun Chan Choi

JeongGon Son

Min Cheol Park

Sungmin Park

Byeongmoon Lee

Hae Jung Son

Tae Ann Kim

Hoon Yeub Jeong

Injeong Shin

Hyunjoo Cho

SukJoon Hwang

Seung Hyun Lee

Young Rag Do

Jeung-hyun Jeong

Byoung Koun Min

Seunghyun Lee

Chan Woo Lee

Jaikyeong Kim

Youngpyo Ko

Hyojung Kim

Ji-Won You

Ji Yeong Kim

Young Mo Lee

Byung Soo Kang

Gyoungsik Kim

Je Hyeong Jung

Sung-yoon Joe

Seong Kwon Hwang

Jae Hong Sun

Seongkwon Hwang

Inho Jeong

Suk Joon Hwang

Disclosed herein is a method of manufacturing an auxetic stretchable substrate with a flexible joint structure according to various embodiments of the present invention. The method includes preparing a substrate made of an elastic material, and forming an auxetic to form a plurality of first regions on the substrate, each of the plurality of first regions is a region in which a material constituting the auxetic is not printed, and at least some of the plurality of first regions have different lengths.

Auxetic stretchable substrate with flexible joint structure and method of manufacturing same

Provided is a method of manufacturing a stretchable substrate having improved stretching deformation uniformity through control of a spatial crosslinking degree according to various embodiments of the present disclosure to implement the above object. The method includes forming a substrate part of an elastic material, forming an auxetic including a plurality of unit structures on the substrate part, and forming a fixing part on the substrate part on which the auxetic is formed, wherein the fixing part has a different crosslinking density in each region.

Stretchable substrate having improved stretching deformation uniformity through control of spatial crosslinking degree and method of manufacturing the same

Provided is a method of manufacturing a stretchable substrate according to various embodiments of the present disclosure in order to implement the above-described objects. The method may include forming an auxetic including a plurality of unit structures and forming one or more microstructures.

Stretchable substrate and method of manufacturing the same

According to a main objective of the present invention, the three-dimensional arrangement of solar cells is adjusted so as to use sunlight directly coming from the sun mainly for solar power generation while transmitting wavelengths necessary for the growth of plants and reflecting wavelengths unnecessary for or hindering the growth of plants among wavelengths of sunlight passing through the solar cells to use the reflected wavelengths for additional solar power generation. Sunlight reflected by the dichroic optical filter may be used to additionally generate electricity using solar cells provided perpendicular to the dichroic optical filter, thereby maximizing the use efficiency of sunlight.

Solar cell module for cultivation facilities

Provided is a method of manufacturing a stretchable substrate having improved thickness deformation uniformity through control of a spatial crosslinking degree according to various embodiments of the present disclosure to implement the above object. The method includes forming a substrate part of an elastic material, forming an auxetic including a plurality of unit structures on the substrate part, and forming a fixing part on the substrate part on which the auxetic is formed, wherein the fixing part has a different vertical crosslinking density at each position.

Stretchable substrate having improved thickness deformation uniformity through control of spatial crosslinking degree and method of manufacturing the same

Disclosed is a method of manufacturing a transparent stretchable substrate according to various embodiments of the present disclosure. The method may include generating a substrate part formed of an elastic material, generating an auxetic including a plurality of unit structures on the substrate part, and generating a fixing part on the substrate part on which the auxetic is generated.

Transparent stretchable substrate and manufacturing method thereof

Disclosed is a method of manufacturing a stretchable substrate having improved stretch uniformity according to various embodiments of the present disclosure in order to implement the above-described object. The method may include forming an auxetic including a plurality of unit structures, and attaching one or more elastic sheets to the auxetic and forming a stretchable substrate.

Stretchable substrate having improved stretch uniformity and method of manufacturing the same

A method of manufacturing a paste according to various embodiments of the present disclosure for resolving the above-described problems is disclosed. The method of manufacturing a paste may include an operation of adding a metal conductor and a multi-walled carbon nanotube (MWCNT) to chloroform (CHCl) to produce a first mixture, an operation of adding polydimethylsiloxane (PDMS) to the first mixture to produce a second mixture, an operation of evaporating the chloroform in the second mixture to acquire a third mixture, and an operation of adding an additional additive to the third mixture to produce a paste.

Paste manufacturing method and flexible electrode manufacturing method using the same

Disclosed is a method of manufacturing a stretchable substrate according to various embodiments of the present disclosure for realizing the above-described objectives. The method may include generating an auxetic including a plurality of unit structures and adhering one or more elastic sheets to one surface of the auxetic.

Mechanical-metamaterial-based stretchable substrate with negative poisson's ratio and manufacturing method thereof

Disclosed is a thermoelectric device in which a separate interlayer is inserted between a thermoelectric leg and an electrode to reduce the contact resistance between the thermoelectric leg and the electrode, so that the interlayer serves as a tunneling path between the thermoelectric leg and the electrode, facilitating the charge movements between the two materials. The thermoelectric device according to an embodiment includes a substrate; at least one thermoelectric leg positioned on the substrate; an interlayer positioned on each thermoelectric leg of the at least one thermoelectric leg and including a plurality of interlayer materials that are chemically bonded with a respective thermoelectric leg; and an electrode positioned on each interlayer and electrically connected to the respective thermoelectric leg, wherein the plurality of interlayer materials of each respective interlayer is arranged in a shape of a brush.

Thermoelectric device having a separate interlayer disposed between a thermoelectric leg and an electrode to reduce the contact resistance therebetween

An organic solar cell includes a substrate; a first electrode; a second electrode disposed opposite the first electrode; a photoactive layer that is disposed between the first electrode and the second electrode, and that comprises n-type organic semiconductor material and p-type organic semiconductor material; and an intermediate layer that is disposed on at least one surface of the photoactive layer and that contains a compound represented by Formula 1 below: 

Organic solar cells with increased photostability

Disclosed is a conjugated polymer for an organic solar cell. The proportion of units containing no alkyl thiophene moieties in the conjugated polymer can vary to make the conjugated polymer suitable for use as an electron-donating organic semiconductor material in a small-area or large-area organic solar cell. Therefore, the use of the conjugated polymer ensures high energy conversion efficiency of the organic solar cell.

Conjugated polymer for organic solar cell and organic solar cell including the same

A polyamide/hybrid carbon filler composite is disclosed. The composite includes a polyamide as a matrix and a hybrid carbon filler dispersed in and bonded to the polyamide matrix. The hybrid carbon filler is composed of a nano carbon and a carbon fiber. Also disclosed is a method for preparing the polyamide/hybrid carbon filler. The method includes simultaneously subjecting a mixture of a polyamide and a hybrid carbon filler to mechanofusion and plasma treatments.

Polymer-hybrid carbon filler composite and method for preparing the same

An A/D converter is provided. The A/D converter determines a digital output value according to the resistance of the TMR device, resistance of which changes according to the magnetic field generated by at least one electrode into which current flows according to an analog input signal. Accordingly, an A/D converter to implement high resolution and high speed with low power consumption can be provided.

Analog to digital converter which uses tunneling magneto-resistive devices

Growing community of inventors

Seoul, South Korea

Phillip Lee