Abstract: Disclosed herein is a nano membrane. The nano membrane includes an insulating layer having a thickness corresponding to a diameter of each of metal nanowires and configured to contain the metal nanowires therein, and the metal nanowires arranged to cross and having portions of side surfaces which protrude from one surface of the insulating layer.
Type:
Application
Filed:
July 1, 2020
Publication date:
October 22, 2020
Applicant:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: The present invention relates to a three-dimensional structure electrode, a method for manufacturing same, and an electrochemical element including the electrode. The present invention is characterized by comprising: (a) an upper conductive layer and a lower conductive layer which have a structure constituting an assembly within which a conductive material and a porous nonwoven fabric including a plurality of polymeric fibers are three-dimensionally connected in an irregular and continuous manner, thereby forming a mutually connected porous structure; and (b) an active material layer forming the same assembly structure as the conductive layers and forming a three-dimensionally filled structure in which electrode active material particles are uniformly filled inside the mutually connected porous structure formed in the assembly structure, wherein the active material layer is formed between the upper conductive layer and the lower conductive layer.
Type:
Application
Filed:
October 16, 2019
Publication date:
October 22, 2020
Applicants:
LG Chem, Ltd., UNIST (Ulsan National Institute of Science and Technology)
Inventors:
In Sung Uhm, Sang Young Lee, Yo Han Kwon, Ju Myung Kim, Joon Won Lim, Jae Hyun Lee, Je Young Kim, Seong Hyeok Kim
Abstract: Disclosed herein are a manufacturing method of an anode for a secondary battery and an anode for a secondary battery manufactured thereby. The manufacturing method of an anode for a secondary battery includes firstly fusing a plurality of electrolytes to a first adhesive member and a second adhesive member, secondly fusing the first adhesive member and the second adhesive member to a first case and a second case, respectively, injecting an anode active material and a liquid electrolyte into the second case to which the second adhesive member is fused, and thirdly fusing the first case and the second case to each other. The anode for a secondary battery has an effect of maximizing a reaction area because an electrolyte is exposed at both surfaces of the anode for a secondary battery.
Type:
Grant
Filed:
October 3, 2018
Date of Patent:
October 13, 2020
Assignee:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Youngsik Kim, Young Jin Kim, Da Song Jeong, Jeong Sun Park
Abstract: The present invention relates to a composition for inducing direct transdifferentiation into oligodendrocyte progenitor cells (OPCs) from somatic cells, the composition containing at least one protein selected from the group consisting of direct transdifferentiation factors OCT4, SOX1, SOX2, SOX10, OLIG2, NKX2.2, and NKX6.
Type:
Grant
Filed:
March 9, 2015
Date of Patent:
October 13, 2020
Assignee:
UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: Provided is a composite cathode active material including: a core including a lithium transition metal oxide, the lithium transition metal oxide being doped with nickel (Ni) and at least one element selected from Group 4 to Group 13 elements and having a layered crystalline phase belonging to the Space Group R-3m; and a coating layer on a surface of the core, the coating layer including a cobalt compound.
Type:
Grant
Filed:
November 24, 2017
Date of Patent:
October 6, 2020
Assignee:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: The present invention relates to an inorganic/organic hybrid perovskite compound film. An inorganic/organic hybrid perovskite compound film according to the present invention is polycrystalline, and has a discontinuous (100) plane scattering intensity on a grazing incidence wide angle x-ray scattering (GIWAXS) spectrum obtained using an x-ray wavelength of 1.0688 ?.
Type:
Grant
Filed:
April 5, 2017
Date of Patent:
October 6, 2020
Assignees:
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Jang Won Seo, Jun Hong Noh, Nam Joong Jeon, Sang Il Seok
Abstract: A method for measuring motions of a thumb and fingers, which can relatively easily measure angles at joints of a thumb and fingers within a limited space of the thumb and fingers, using a system that may be lightweight and compact enough not to hinder a natural motion of a hand. To this end, the method measures motions of a thumb and fingers of a user who wears a glove, and includes: attaching first ends of first and second flexible wires to positions of the glove respectively corresponding to middle and proximal phalanxes of each finger; connecting second ends of the first and second flexible wires to a sensing module so that the first and second flexible wires can move forward and backward while maintaining tension thereof in accordance with a motion of the finger; and by the sensing module, measuring moved distances of the first and second flexible wires, wherein rotary angles at corresponding joints in the thumb and fingers are calculated based on the measured moved distances.
Type:
Grant
Filed:
December 7, 2018
Date of Patent:
October 6, 2020
Assignee:
UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Joonbum Bae, Yeongyu Park, Jeongsoo Lee
Abstract: Provided is a monocrystalline cathode active material for a lithium secondary battery, the monocrystalline cathode active material being represented by the Formula of LixPyNi1-a-bCOaAbO2.
Type:
Grant
Filed:
November 7, 2017
Date of Patent:
September 29, 2020
Assignee:
UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: Provided is a urine-feces separation toilet bowl including a urine and feces separator configured to separate urine and feces and use them to generate renewable energy. The urine-feces separation toilet bowl includes: a main body portion configured to accommodate excreta; a cover portion having a plate shape, having a first surface and a second surface, and provided on the main body portion, the first surface being arranged towards the inside of the main body portion; a toilet seat portion between the main body portion and the cover portion; an excreta accommodation portion including a first accommodation portion configured to accommodate urine and a second accommodation portion configured to accommodate feces; and an excreta separator between the first accommodation portion and the second accommodation portion and configured to separate the first accommodation portion and the second accommodation portion.
Type:
Application
Filed:
July 25, 2018
Publication date:
September 24, 2020
Applicant:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Hyun Kyung Lee, Jae Weon Cho, Chang Soo Lee, Ja Ai Kim, Mi Jin Choi, Jeong Hyeon Bae
Abstract: Disclosed is a shield for eyelash extension of an eyelash extension system for extending a subject's eyelashes by bonding fake eyelashes thereto. The shield includes a safety cover divided into an upper body and a lower body such that front ends of the upper body and the lower body are paired to be opened or closed together to bite a subject's eyelashes placed therebetween. The safety cover includes a concave curved receiving groove in a front end of the safety cover to accommodate the subject's eyelashes while in contact with a protruding eye of the subject with his or her eye closed, and a work space with an entrance open to a rear side is provided behind the receiving groove. The work space is for accommodating the eyelashes pulled by being bitten between the front ends of the upper and lower bodies and conducting eyelash extension work therein.
Type:
Application
Filed:
July 29, 2019
Publication date:
September 17, 2020
Applicant:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: Provided are an ink composition for bioprinting and a hydrogel formed therefrom, wherein the ink composition: a monomer or macromer having a photocurable functional group; and acrylic hyperbranched polyglycerol (AHPG).
Type:
Application
Filed:
March 11, 2020
Publication date:
September 17, 2020
Applicant:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: Provided are a hole transport material composite including a lead-free perovskite (Cs2SnI6), a liquid ionic conductor and a solvent that is a solid at a room temperature, a solar cell, and a method of manufacturing the lead-free perovskite-based hole transport material composite.
Type:
Grant
Filed:
December 20, 2017
Date of Patent:
September 15, 2020
Assignee:
UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Tae-Hyuk Kwon, HyeonOh Shin, Byung-Man Kim
Abstract: The present invention relates to a real-time parathyroid imaging apparatus including: a light source including an excitation filter capable of exciting parathyroid glands; and a camera including an image sensor and an emission filter of which a transmissivity ratio between a visible light region and a near-infrared emission wavelength region is N:1 (here, N<1). Through the present invention, a system may be implemented whereby a surgeon may acquire, in real-time during an operation, an autofluorescence image of the parathyroid glands by using a near-infrared light source, and an auto focus function may be used, and visible light and near-infrared autofluorescence images may be simultaneously fused and acquired without having to turn off the lights in an operating room.
Type:
Application
Filed:
November 5, 2018
Publication date:
September 10, 2020
Applicants:
PUKYONG NATIONAL UNIVERSITY INDUSTRYUNIVERSITY COOPERATION FOUNDATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: Disclosed is a process of manufacturing cell spheroids using a bioink. More particularly, provided is a method of manufacturing a cell spheroid, the method including extruding a first bioink including an alginate; extruding a second bioink including cells into the extruded first bioink; adding a calcium chloride (CaCl2) solution to the alginate included in the first bioink; and dissolving the second bioink, present in the first bioink, in a cell culture medium to form a cell spheroid from the cells.
Type:
Application
Filed:
January 23, 2020
Publication date:
September 10, 2020
Applicant:
UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Hyun Wook KANG, Seug Gyu JEON, Jun Ho HEO
Abstract: A triboelectric generator includes a first electrode and a second electrode spaced apart from each other, a first charging part on the first electrode, a second charging part on the second electrode, and a grounding unit. The first charging part and the second charging part may be configured to contact each other through a sliding motion. The grounding unit may be configured to intermittently connect a charge reservoir to the second charging part. The grounding unit may be configured to vary the electric potential of the second charging part so as to amplify current flowing between electrodes of the triboelectric generator.
Type:
Grant
Filed:
May 8, 2017
Date of Patent:
September 8, 2020
Assignees:
Samsung Electronics Co., Ltd., UNIST (Ulsan National Institute of Science and Technology)
Inventors:
Kyungeun Byun, Jaeyoung Kim, Minsu Seol, Hyeonjin Shin, Jeongmin Baik, Woojung Yang, Byeonguk Ye, Jaewon Lee, Jinpyo Lee, Kyeongnam Kim
Abstract: Disclosed herein is an anode for a secondary battery manufactured thereby. The anode for a secondary battery includes a first adhesive member and a second adhesive member to which a plurality of electrolytes are fused, a first case configured to be fused to the first adhesive member, and a second case configured to be fused to the second adhesive member and the first case and into which an anode active material and a liquid electrolyte are injected. The anode has an effect of maximizing a reaction area because an electrolyte is exposed at both surfaces of the anode for a secondary battery.
Type:
Application
Filed:
May 12, 2020
Publication date:
August 27, 2020
Applicant:
UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Youngsik KIM, Young Jin KIM, Da Song JEONG, Jeong Sun PARK
Abstract: Provided is a solar cell including: a crystalline silicon semiconductor substrate having a specific radius of curvature; a plurality of microwire structures that extend from a first surface of the crystalline silicon semiconductor substrate in a vertical direction and are arranged spaced apart from each other; a first layer positioned on the first surface of the crystalline silicon semiconductor substrate and forming a P-N junction with the crystalline silicon semiconductor substrate; a first electrode part positioned on the first layer and connected to the first layer; a second layer positioned on a second surface of the crystalline silicon semiconductor substrate which is opposite the first surface; and a second electrode part positioned on the second layer and connected with the second layer.
Type:
Application
Filed:
October 24, 2018
Publication date:
August 27, 2020
Applicant:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Inventors:
Kwan Yong Seo, In Chan Hwang, Han Don Um
Abstract: One embodiment relates to a system and method by which the magnetic susceptibility of a fluid is changed to separate the fluid according to differences in magnetic susceptibility. According to one embodiment, a fluid separation system and method can efficiently separate materials contained in a fluid according to magnetic susceptibility, without damage such as hemolysis or without changes in the types or concentrations of marker proteins in plasma.
Type:
Application
Filed:
February 7, 2020
Publication date:
August 20, 2020
Applicant:
UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
Abstract: Provided is a positive electrode for a lithium secondary battery, the positive electrode including a positive electrode mixture layer on a positive electrode current collector, wherein the positive electrode mixture layer includes a positive electrode active material and a lithium ion additive, the lithium ion additive is a lithium ion conductive ceramic material represented by Formula 1 below, and the lithium ion conductive ceramic material has a structure in which lithium ions are additionally inserted into vacancy sites of a NASICON-type (Na super ionic conductors-type) structure. Li1+x1+y1M12?x1M2x1(PO4)3 ??[Formula 1] In Formula 1, M1 is at least one of Ti and Ge, M2 is one or more selected from the group consisting Al, Cr, Ga, Fe, Sn, In, Lu, Y, and La, and 0<x?0.3, and 1.7?y1?2.0.
Type:
Application
Filed:
July 9, 2018
Publication date:
July 16, 2020
Applicants:
LG Chem, Ltd., UNIST (Ulsan National Institute of Science and Technology)
Inventors:
Ji Won Min, Seok Koo Kim, Youngsik Kim, Janis Doelle, Seongwoo Heo, Youngjun Lim
Assignees:
Samsung Display Co., Ltd., UNIST (Ulsan National Institute of Science and Technology)
Inventors:
Ja Eun Lee, Gyouhyung Kyung, Ji Hyeon Yang, Sumi Lee, Soo Yeon Seo, Seungbae Lee, Byeonghwa Choi, Minjoong Kim, Sungryul Park, Songil Lee, Jihhyeon Yi, Donghee Choi