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A vertically oriented two-dimensional Ruddlesden-Popper phase perovskite passivation layer for efficient and stable inverted perovskite solar cells File

Choi, Yunseong , Koo, Donghwan , Jeong, Gyujeong , Kim, Ungsoo , Kim, Hyungmin , Huang, Fuzhi , Park, Hyesung

Article Issue Date2022-08 View17

Amorphous Alumina Film Robust under Cyclic Deformation: a Highly Impermeable and a Highly Flexible Encapsulation Material File

Woo, Jeong-Hyun , Koo, Donghwan , Kim, Na-Hyang , Kim, Hangeul , Song, Myoung Hoon , Park, Hyesung , Kim, Ju-Young

Article Issue Date2021-10 View23

Catalytic Centers with Multiple Oxidation States: A Strategy for Breaking the Overpotential Ceiling from the Linear Scaling Relation in Oxygen Evolution File

Kim, Ungsoo , Mun, Jinhong , Koo, Donghwan , Seo, Jihyung , Choi, Yunseong , Lee, Geunsik , Park, Hyesung

Article Issue Date2022-10 View25

Crystal Facet and Electronic Structure Modulation of Perovskite Oxides for Water Oxidation File

Kim, Ungsoo , Lee, Sangjin , Koo, Donghwan , Choi, Yunseong , Kim, Hyungmin , Son, Eunbin , Baik, Jeong Min , Han, Young-Kyu , Park, Hyesung

Article Issue Date2023-02 View26

Enhanced Charge Transport via Metallic 1T Phase Transition Metal Dichalcogenides-Mediated Hole Transport Layer Engineering for Perovskite Solar Cells File

Choi, Yunseong , Jung, Seungon , Oh, Nam Khen , Lee, Junghyun , Seo, Jihyung , Kim, Ungsoo , Koo, Donghwan , Park, Hyesung

Article Issue Date2019-08 View11

Enhancement in device performance via modification of hole transport layer in organic photovoltaics File File

Koo, Donghwan

Thesis Issue Date2019-02 View6

Flexible Organic Solar Cells Over 15% Efficiency with Polyimide-Integrated Graphene Electrodes File

Koo, Donghwan , Jung, Sungwoo , Seo, Jihyung , Jeong, Gyujeong , Choi, Yunseong , Lee, Junghyun , Lee, Sang Myeon , Cho, Yongjoon , Jeong, Mingyu , Lee, Jungho , et al

Article Issue Date2020-05 View15

Graphene-Assisted Zwitterionic Conjugated Polycyclic Molecular Interfacial Layer Enables Highly Efficient and Stable Inverted Perovskite Solar Cells File

Koo, Donghwan , Kim, Ungsoo , Cho, Yongjoon , Lee, Junghyun , Seo, Jihyung , Choi, Yunseong , Choi, Kyoung Jin , Baik, Jeong Min , Yang, Changduk , Park, Hyesung

Article Issue Date2021-07 View11

High-Performance Inverted Perovskite Solar Cells with Operational Stability via n-Type Small Molecule Additive-Assisted Defect Passivation File

Koo, Donghwan , Cho, Yongjoon , Kim, Ungsoo , Jeong, Gyujeong , Lee, Junghyun , Seo, Jihyung , Yang, Changduk , Park, Hyesung

Article Issue Date2020-12 View12

Highly Efficient and Stable Perovskite Solar Cells produced via Incorporation of Semiconducting Acceptor as Efficient Chemical Additive

Koo, Donghwan , Cho, Yongjoon , Yang, Changduk , Park, Hyesung

Conference Paper Issue Date2020-02-14 View7

Highly Efficient Self-Encapsulated Flexible Semi-Transparent Perovskite Solar Cells via Bifacial Cation Exchange

Jeong, Gyujeong , Koo, Donghwan , Park, Hyesung

Conference Paper Issue Date2022-07-18 View13

Highly Efficient Self-Encapsulated Flexible Semitransparent Perovskite Solar Cells via Bifacial Cation Exchange File

Jeong, Gyujeong , Koo, Donghwan , Woo, Jeong-Hyun , Choi, Yunseong , Son, Eunbin , Huang, Fuzhi , Kim, Ju-Young , Park, Hyesung

Article Issue Date2022-07 View22

Highly Elastic and Corrosion-Resistive Metallic Glass Thin Films for Flexible Encapsulation File

Woo, Jeong-Hyun , Park, Sun-Young , Koo, Donghwan , Song, Myoung Hoon , Park, Hyesung , Kim, Ju-Young

Article Issue Date2022-01 View22

Highly impermeable and flexible silica encapsulation films synthesized by sol-gel process File

Kim, Si-Hoon , Hwang, Gyeong-Seok , Koo, Donghwan , Seo, Dong-Hyun , Kwon, Ye-Pil , Lee, Hansuek , Park, Hyesung , Jeon, Eun-chae , Kim, Ju-Young

Article Issue Date2022-08 View23

Improved charge transport via WSe2-mediated hole transporting layer toward efficient organic solar cells File

Koo, Donghwan , Jung, Seungon , Oh, Nam Khen , Choi, Yunseong , Seo, Jihyung , Lee, Junghyun , Kim, Ungsoo , Park, Hyesung

Article Issue Date2018-12 View8

Intergranular Diffusion-Assisted Liquid-Phase Chemical Vapor Deposition for Direct Synthesis of Patternable 2D Semiconductors in Wafer-Scale

Kim, Jiha , Seo, Jihyung , Lee, Junghyun , Koo, Donghwan , Jeong, Gyujeong , Choi, Yunseong , Son, Eunbin , Park, Hyesung

Conference Paper Issue Date2022-07-18 View9

Intergranular Diffusion-Assisted Liquid-Phase Chemical Vapor Deposition for Wafer-Scale Synthesis of Patternable 2D Semiconductors File

Seo, Jihyung , Kim, Jiha , Lee, Junghyun , Koo, Donghwan , Jeong, Gyujeong , Choi, Yunseong , Son, Eun bin , Park, Hyesung

Article Issue Date2022-10 View18

Intimate Contact with Perovskite Layer via Mesoporous Structured MoS2 Toward High-Performance Perovskite Solar Cells with Photostability

Koo, Donghwan , Kim, ungsoo , Choi, Yunseong , Park, Hyesung

Conference Paper Issue Date2022-07-18 View11

Modulation of Oxygen Evolution Kinetics and Energetics via Incorporation of Low Oxidation State Transition Metal

Kim, Ungsoo , Koo, Donghwan , Seo, Jihyung , Park, Hyesung

Conference Paper Issue Date2022-07-18 View6

Stepwise Tailoring of Perovskite Nucleation Dynamics and Defect Formation Using a Supersaturation-Suppression Layer for Developing Efficient and Stable Perovskite Solar Cells File

Jeong, Gyujeong , Choi, Yunseong , Kim, Yujin , Jung, Seungon , Koo, Donghwan , Son, Eunbin , Jeong, Seulgi , Choi, Kyoung Jin , Park, Hyesung

Article Issue Date2024-03 View24

Study on Highly Efficient Organic and Perovskite Solar Cells with Operational Stability File

Koo, Donghwan

Thesis Issue Date2023-08 View22

Suppressed Interdiffusion and Degradation in Flexible and Transparent Metal Electrode-Based Perovskite Solar Cells with a Graphene Interlayer File

Jeong, Gyujeong , Koo, Donghwan , Seo, Jihyung , Jung, Seungon , Choi, Yunseong , Lee, Junghyun , Park, Hyesung

Article Issue Date2020-05 View12

Suppressed Interdiffusion and Degradation in Flexible and Transparent Metal Electrode-Based Perovskite Solar Cells with a Graphene Interlayer

Jeong, Hyujeong , Jeong, Gyujeong , Koo, Donghwan , Jung, Seungon , Choi, Yunseong , Lee, Junghyun , Seo, Jihyung , Park, Hyesung

Conference Paper Issue Date2020-02-14 View5

Toward All-Vacuum-Processable Perovskite Solar Cells with High Efficiency, Stability, and Scalability Enabled by Fluorinated Spiro-OMeTAD through Thermal Evaporation File

Choi, Yunseong , Koo, Donghwan , Jeong, Mingyu , Jeong, Gyujeong , Lee, Junghyun , Lee, Byongkyu , Choi, Kyoung Jin , Yang, Changduk , Park, Hyesung

Article Issue Date2021-09 View29

Ultrasensitive Plasmon-Free Surface-Enhanced Raman Spectroscopy with Femtomolar Detection Limit from 2D van der Waals Heterostructure File

Seo, Jihyung , Lee, Junghyun , Kim, Yongchul , Koo, Donghwan , Lee, Geunsik , Park, Hyesung

Article Issue Date2020-03 View13

Ultrasensitive Plasmon-free Surface-enhanced Raman Spectroscopy with Femtomolar Detection Limit from 2D van der Waals Heterostructure

Seo, Jihyung , Lee, Junghyun , Kim, Yongchul , Koo, Donghwan , Lee, Geunsik , Park, Hyesung

Conference Paper Issue Date2020-02-14 View9

Vacuum-Processed Vertically Oriented Two-dimensional Ruddlesden–Popper Phase Perovskite Passivation Layer for Efficient and Stable Inverted Perovskite Solar Cells

Choi, Yunseong , Koo, Donghwan , Jeong, Gyujeong , Kim, Ungsoo , Kim, Hyungmin , Park, Hyesung

Conference Paper Issue Date2022-07-18 View12

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