Samsung Display Co., Ltd.

Curexo, Inc.

Korea Advanced Institute of Science and Technology

Junwoo Park

Jaekook Ha

Yunku Jung

Minki Nam

Sungwoon Kim

Jae Hong Park

Dongwoo Shin

Jaehoon Kim

Dukki Kim

Hyunmi Doh

Myoungjin Park

YunHyuk Ko

Sanghun Lee

Changhee Lee

Sehun Kim

Jaeyun Kim

Donghoon Kwak

Yunhyuk Ko

Sooho Lee

Bumjoon Kim

Jaegeun Han

Changyeon Lee

Yonghee Han

Donggi Woo

Oseung Yang

Disclosed are a quantum dot-containing material, a method of preparing the quantum dot-containing material, a cross-linked material of the quantum dot-containing material, and a method of preparing the same, and a light-emitting device comprising the quantum dot-containing material. The quantum dot-containing material may include a quantum dot and an organic group chemically bound to a surface of the quantum dot, the organic group may include an azide group and a charge transport group, and the charge transport group may not be an unsubstituted benzene group.

Quantum dot-containing material comprising an azide group and a charge transport group, method of preparing thereof, cross-linked material thereof, method of preparing cross-linked material, and light-emitting device including cross-linked material

A light-emitting element includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode. The at least one functional layer includes a charge transport material derived from an azide compound represented by Formula 1 and a polymer compound including an aromatic ring group. The light-emitting element may be formed by a wet process and may exhibit improved flexibility.

Light emitting element, display device including the same, and charge transport material for the light emitting element

Provided are a heterocyclic compound represented by Formula 1, a hole transport composition containing the same, a light-emitting device including the hole transport composition, a method of manufacturing the light-emitting device, and an electronic apparatus including the light-emitting device, wherein each substituent in Formula 1 is the same as described in the present specification.

Heterocyclic compound, hole transport composition including the same, light-emitting device including the hole transport composition, method of manufacturing the light-emitting device, and electronic apparatus including the light-emitting device

A quantum dot composition includes a quantum dot and a ligand bonded to a surface of the quantum dot, wherein the ligand includes a head portion bonded to the surface of the quantum dot, and a tail portion containing a crosslinkable functional group. The quantum dot composition according to one or more embodiments may be applied to an emission layer of a light emitting element and a display device to improve luminous efficiency and service life of the light emitting element and the display device.

Quantum dot composition, light emitting element and display device including the same

Provided are an azide-based compound, an organic light-emitting device including the azide-based compound, and a method of manufacturing the organic light-emitting device.

Azide-based compound, organic light-emitting device including the azide-based compound, and method of manufacturing the organic light-emitting device

A light emitting element includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region and containing a light emitting polymer compound derived from a mixture of a polyphenylene vinylene-based compound having a weight average molecular weight of about 1.3×10to about 1.6×10and an organic compound represented by Formula 1, and a second electrode on the emission layer, wherein, the mixture contains the polyphenylene vinylene-based compound and the organic compound in a molar ratio of about 9:1 to about 8:2, and the light emitting element may thus include an emission layer having improved flexibility and strength.

Light emitting element, display device including the same, and method for manufacturing the light emitting element

Provided is a light emitting element according to embodiments which includes a body including a semiconductor layer and an active layer, and a ligand including a head portion bonded to a surface of the body, an end portion spaced apart from the body, and having a positive or a negative charge, and a chain portion connecting the head portion and the end portion.

Light emitting element and display device including the same and method for manufacturing display device

A quantum dot composition includes a quantum dot, a ligand to bind to a surface of the quantum dot, an additive having an amine group, and a precursor comprising an organometallic compound, the composition forming a modified quantum dot having a reformed surface characteristic. A light emitting element including the modified quantum dot may have improved lifespan, luminous efficiency, and material stability.

An organic light emitting device of an embodiment of the present disclosure includes a first electrode, a hole transport region, an emission layer, an electron transport region, and a second electrode, stacked one by one, wherein the hole transport region includes a hole transport material derived from a crosslinking agent compound represented by Formula 1. The organic light emitting device may be manufactured through a wet process, and the emission efficiency and driving voltage properties of the organic light emitting device may be improved.

Organic light emitting device, crosslinking agent compound for organic light emitting device and manufacturing method of the organic light emitting device

Provided are a composition for forming an organic light-emitting device, a method of preparing an organic light-emitting device, and an organic light-emitting device. The method of preparing an organic light-emitting device includes: forming an organic layer including an emission layer on a first electrode, wherein the forming of the organic layer includes performing a solution process using a composition for forming an organic light-emitting device, the composition for forming an organic light-emitting device includes n kinds of solvent, a solvent (Sv) having the highest boiling point among the n kinds of solvent and a solvent (Sv) having the second highest boiling point among the n kinds of solvent satisfy Equation 1, n is an integer from 2 to 10, and the solvent (Sv) having the highest boiling point among the n kinds of solvent is a compound represented by Formula 1.

Composition for forming organic light-emitting device and method of preparing organic light-emitting device

The present invention relates to a system and method for identifying position of marker for orthopedic surgery, wherein the system comprises a main sensor and an auxiliary sensor having different sensing schemes, so that during orthopedic surgery, it is possible to flexibly handle a situation where a single sensor fails or a sensing signal cannot be received, thereby accurately identifying the position and posture of a marker.

System for identifying position of marker for orthopedic surgery and method for identifying same

A display device includes a base substrate, a display panel disposed on a first surface of the base substrate, a low-refractive index layer disposed between the first surface and the display panel, a plurality of light source units disposed under a second surface opposite to the first surface of the base substrate, and a plurality of housings that define accommodation recesses and which respectively accommodate the light source units in the accommodation recesses. The light source units are exposed to the base substrate through the accommodation grooves, and the housings are connected to the second surface.

Display device and method for manufacturing the same

A surgical path setting method, for a surgical robot, comprises the steps of (a) the surgical robot's operating a first surgical path that has been preset with respect to a surgical site of a person to be operated on; (b) the surgical robot's confirming whether or not a surgical path reset command, transmitted from a surgical path setting device, has been received; (c) the surgical robot's stopping if the surgical path reset command has been received; (d) the surgical path setting device's receiving an input of surgical path form information; (e) the surgical path setting device's determining a second surgical path, which is a new surgical path, on the basis of the surgical path form information and then transmitting same to the surgical robot; and (f) the surgical robot's operating along the second surgical path.

Surgical path setting device, surgical robot system comprising same and surgical path setting method for surgical robot

A compound for preparing a hole transport layer, an organic light-emitting device, and a flat display apparatus, the compound including a &#x2014;Nmoiety.

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Yongin-si, South Korea

Junwoo Park