公开(公告)号：US20210210645A1

公开(公告)日：2021-07-08

申请号：US16081569

申请日：2017-10-19

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Jeung Hyun JEONG ,  Won Mok KIM ,  Jong Keuk PARK

IPC: H01L31/032 ,  H01L31/0224 ,  H01L31/18

Abstract: Provided is a chalcogenide solar cell including a substrate, a transparent conducting oxide (TCO) back contact provided on the substrate, a chalcogenide light absorbing layer provided on the TCO back contact and including at least copper (Cu), gallium (Ga), and silver (Ag), and a TCO front contact provided on the chalcogenide light absorbing layer, wherein a Cu-rich region having a content of Cu higher than an average Cu content of the chalcogenide light absorbing layer is provided at an interface where the chalcogenide light absorbing layer is in contact with the TCO back contact.

公开(公告)号：US20210135041A1

公开(公告)日：2021-05-06

申请号：US17067766

申请日：2020-10-12

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Jeung Hyun JEONG ,  Hyeong Geun YU ,  Jong Keuk PARK ,  Won Mok KIM

IPC: H01L31/18 ,  H01L31/0468

Abstract: Provided is a method of fabricating a see-through thin film solar cell, the method including preparing a substrate including a molybdenum (Mo) layer on one surface, forming see-through patterns by selectively removing at least parts of the Mo layer, sequentially depositing a chalcogenide absorber layer, a buffer layer, and a transparent electrode layer on the substrate and the Mo layer including the see-through patterns, and forming a see-through array according to a shape of the see-through patterns by removing the chalcogenide absorber layer, the buffer layer, and the transparent electrode layer deposited on the see-through patterns, by irradiating a laser beam from under the substrate toward the transparent electrode layer.

公开(公告)号：US20190341510A1

公开(公告)日：2019-11-07

申请号：US16186588

申请日：2018-11-12

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Won Mok KIM ,  Jeung Hyun JEONG ,  Jong Keuk PARK ,  Sung Bin CHOI

IPC: H01L31/0224 ,  H01L31/0445 ,  H01L31/032

Abstract: Provided is a chalcogenide thin film solar cell having a transparent back electrode, including a transparent substrate, a photoactive layer including an S, Se-based chalcogenide material, and a back electrode disposed between the transparent substrate and the photoactive layer and including a transparent conductive oxide containing titanium (Ti).

公开(公告)号：US20150302997A1

公开(公告)日：2015-10-22

申请号：US14789234

申请日：2015-07-01

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Min Jae KO ,  Kyungkon KIM ,  Won Mok KIM ,  Seung Hee HAN ,  Hong Gon KIM ,  Doh-Kwon LEE ,  Ki Cheon YOO ,  Jin-soo KIM

IPC: H01G9/20

CPC classification number: H01G9/2095 ,  B82Y10/00 ,  B82Y30/00 ,  H01G9/2031 ,  H01G9/2059 ,  H01L51/003 ,  Y02E10/542 ,  Y02P70/521

Abstract: The present invention relates to a flexible photoelectrode and a manufacturing method thereof, and a dye-sensitized solar cell using the same. More particularly, the present invention relates to a flexible photoelectrode capable of forming a semiconductor electrode with excellent photoelectric conversion efficiency on a plastic substrate at low temperatures in a simple and stable manner, in which it is prepared by forming a nanocrystalline metal oxide layer calcined at high temperature on a high temperature resistant substrate, and transferring it to a flexible transparent substrate by a transfer method using an HF solution, and a flexible dye-sensitized solar cell comprising the same.

Abstract translation: 柔性光电极及其制造方法技术领域本发明涉及柔性光电极及其制造方法以及使用其的染料敏化太阳能电池。 更具体地说，本发明涉及能够以简单且稳定的方式在低温下在塑料基板上形成具有优异的光电转换效率的半导体电极的柔性光电极，其中通过形成在 耐高温基板的高温，通过使用HF溶液的转印方法将其转印到柔性透明基板上，以及含有该溶液的柔性染料敏化太阳能电池。

公开(公告)号：US20240204122A1

公开(公告)日：2024-06-20

申请号：US18454491

申请日：2023-08-23

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Jeung-hyun JEONG ,  Gee Yeong KIM ,  Won Mok KIM ,  Eun Pyung CHOI ,  Seonghoon JEONG ,  Kyeong Seok LEE

IPC: H01L31/0445 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/055 ,  H01L31/18

CPC classification number: H01L31/0445 ,  H01L31/02167 ,  H01L31/022441 ,  H01L31/055 ,  H01L31/1888

Abstract: The present disclosure relates to a thin-film solar cell capable of independently adjusting transparency and color, which is capable of selectively controlling transmittance while independently adjusting external and internal colors within a range in which degradation of photoelectric conversion efficiency is minimized, and a method of manufacturing the same, and the thin-film solar cell capable of independently adjusting transparency and color according to the present disclosure includes a structure in which a back transparent electrode, a light absorption layer, a front transparent electrode, and a front color layer are sequentially stacked on a transparent substrate, in which a light transmission part region, to which the back transparent electrode is exposed, is formed by removing the front color layer, the front transparent electrode, and the light absorption layer.

公开(公告)号：US20220173262A1

公开(公告)日：2022-06-02

申请号：US17535577

申请日：2021-11-25

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Jeung-hyun JEONG ,  Gee Yeong KIM ,  Hyeonggeun YU ,  Won Mok KIM ,  Hyunjae LEE

IPC: H01L31/032 ,  H01L31/18 ,  H01L31/0224 ,  H01L31/0463

Abstract: Provided is a see-through thin film solar cell module including a transparent substrate, a first back electrode deposited on a first surface of the transparent substrate, a second back electrode deposited on the first back electrode and including a MoSe2 layer, an absorber layer deposited on the second back electrode and including selenium (Se) or sulfur (S), and a laser scribing pattern formed by partially removing the absorber layer.

公开(公告)号：US20150146180A1

公开(公告)日：2015-05-28

申请号：US14253522

申请日：2014-04-15

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Kyeong Seok LEE ,  Won Mok KIM ,  Taek Sung LEE ,  Wook Seong LEE ,  Doo Seok JEONG ,  Inho KIM

IPC: G02B5/00 ,  G01N21/552 ,  G02B5/02 ,  G03F7/38

CPC classification number: G02B5/008 ,  B82Y15/00 ,  B82Y40/00 ,  G01N21/554 ,  G02B5/0278 ,  G03F7/2014 ,  G03F7/70375

Abstract: A method for fabricating a nanoantenna array may include forming a resist layer on a substrate, forming a focusing layer having a dielectric microstructure array on the resist layer, diffusing light one-dimensionally in a specific direction by using a linear diffuser, forming an anisotropic pattern on the resist layer by illuminating the light diffused by the linear diffuser on the focusing layer and the resist layer, depositing a material suitable for a plasmonic resonance onto the substrate and the resist layer on which the pattern is formed, and forming a nanoantenna array on the substrate by removing the resist layer and the material deposited on the resist layer. A light diffusing angle by the linear diffuser and a size of the dielectric microstructure are determined based on an aspect ratio of the pattern to be formed.

Abstract translation: 制造纳米天线阵列的方法可以包括在基板上形成抗蚀剂层，在抗蚀剂层上形成具有电介质微结构阵列的聚焦层，通过使用线性漫射器在特定方向上一维地漫射光，形成各向异性图案 在抗蚀剂层上通过在聚焦层和抗蚀剂层上照射由线性扩散器扩散的光，将适合于等离子体激元谐振的材料沉积到衬底上并形成图案的抗蚀剂层上，并形成纳米天线阵列 通过去除抗蚀剂层和沉积在抗蚀剂层上的材料来形成衬底。 基于要形成的图案的纵横比来确定通过线性漫射器的光散射角和电介质微结构的尺寸。

公开(公告)号：US20140326319A1

公开(公告)日：2014-11-06

申请号：US13943088

申请日：2013-07-16

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Won Mok KIM ,  Jin-soo KIM ,  Jeung-hyun JEONG ,  Jong-Keuk PARK ,  Young Joon BAIK

IPC: H01L31/0224

CPC classification number: H01L31/022483 ,  H01L31/022466

Abstract: The present disclosure relates to a Se or S based thin film solar cell and a method for fabricating the same, which may improve the structural and electrical characteristics of an upper transparent electrode layer by controlling a structure of a lower transparent electrode layer in a thin film solar cell having a Se or S based light absorption layer. In the Se or S based thin film solar cell having a light absorption layer and a front transparent electrode layer, the front transparent electrode layer comprises a lower transparent electrode layer and an upper transparent electrode layer, and the lower transparent electrode layer comprises an oxide-based thin film obtained by blending an impurity element into a mixed oxide in which Zn oxide and Mg oxide are mixed (also, referred to as an ‘impurity-doped Zn—Mg-based oxide thin film’).

Abstract translation: 本发明涉及一种基于Se或S的薄膜太阳能电池及其制造方法，其可以通过控制薄膜中的下部透明电极层的结构来改善上部透明电极层的结构和电学特性 具有Se或S的光吸收层的太阳能电池。 在具有光吸收层和前透明电极层的Se或S基薄膜太阳能电池中，前透明电极层包括下透明电极层和上透明电极层，下透明电极层包括氧化物 - 通过将杂质元素混合到其中混合有Zn氧化物和Mg氧化物的混合氧化物（也称为“杂质掺杂的Zn-Mg基氧化物薄膜”）中获得的基于薄膜的薄膜。

公开(公告)号：US20210135029A1

公开(公告)日：2021-05-06

申请号：US17069862

申请日：2020-10-14

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Hyeonggeun YU ,  Jeung-hyun JEONG ,  Won Mok KIM ,  JONG-KEUK PARK ,  Eunpyung CHOI

IPC: H01L31/0463 ,  H01L31/0392 ,  H01L31/0224 ,  H01L31/18

Abstract: Provided is a method of manufacturing a high efficiency flexible thin film solar cell module including a see-thru pattern. The method of manufacturing a flexible thin film solar cell module includes: sequentially forming a light-absorbing layer, a first buffer layer, and a first transparent electrode layer on the release layer; forming a second buffer layer on the exposed bottom surface of the light-absorbing layer; forming a P2 scribing pattern by removing at least one portion of each of the first buffer layer, the light-absorbing layer, and the second buffer layer; forming a second transparent electrode layer on the second buffer layer and the first transparent electrode layer exposed by the P2 scribing pattern; and forming a P4 see-thru pattern by selectively removing at least one portion of the first buffer layer, the light-absorbing layer, the second buffer layer, and the second transparent electrode layer.

公开(公告)号：US20160126376A1

公开(公告)日：2016-05-05

申请号：US14803843

申请日：2015-07-20

Applicant: Korea Institute of Science and Technology

Inventor： Jeung-hyun JEONG ,  Won Mok KIM ,  Jong-Keuk PARK

IPC: H01L31/0224 ,  H01L31/0445 ,  H01L31/0392 ,  H01L31/032 ,  H01L31/0216 ,  H01L31/18

CPC classification number: H01L31/022425 ,  H01L31/0463 ,  H01L31/0749 ,  Y02E10/541 ,  Y02P70/521

Abstract: A method for manufacturing a thin film solar cell includes: depositing a transparent first rear electrode on a first surface of a transparent substrate; depositing a second rear electrode having a high-conductive metal on the first rear electrode; performing a first laser scribing process to separate a double layer of the first and second rear electrodes; depositing a light absorption layer having selenium (Se) or sulfur (S) on the second rear electrode; performing a second laser scribing process by inputting a laser to a second surface of the transparent substrate to separate the light absorption layer; depositing a transparent electrode on the light absorption layer; and performing a third laser scribing process by inputting a laser to the second surface to separate the transparent electrode. Accordingly, patterning may be performed in a substrate-incident laser manner to improve price, productivity and precision of the patterning process.

Abstract translation: 一种制造薄膜太阳能电池的方法包括：在透明基板的第一表面上沉积透明的第一后电极; 在所述第一后电极上沉积具有高导电金属的第二后电极; 执行第一激光划线工艺以分离第一和第二后电极的双层; 在第二后电极上沉积具有硒（Se）或硫（S）的光吸收层; 通过将激光输入到所述透明基板的第二表面以分离所述光吸收层来执行第二激光划线处理; 在所述光吸收层上沉积透明电极; 以及通过将激光输入到所述第二表面以分离所述透明电极来执行第三激光划线处理。 因此，可以以基板入射激光的方式进行图案化，以提高图案化处理的价格，生产率和精度。