Search Results - "Seo, Seongrok"

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  1. 1

    Acid Dissociation Constant: A Criterion for Selecting Passivation Agents in Perovskite Solar Cells by Lee, Sun-Ho, Jeong, Seonghwa, Seo, Seongrok, Shin, Hyunjung, Ma, Chunqing, Park, Nam-Gyu

    Published in ACS energy letters (09-04-2021)
    “…Although post-treatment has been regarded as one of the effective ways to passivate the underlying defects in perovskite solar cells (PSCs), little attention…”
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    Journal Article
  2. 2

    In-Situ Formed Type I Nanocrystalline Perovskite Film for Highly Efficient Light-Emitting Diode by Lee, Jin-Wook, Choi, Yung Ji, Yang, June-Mo, Ham, Sujin, Jeon, Sang Kyu, Lee, Jun Yeob, Song, Young-Hyun, Ji, Eun Kyung, Yoon, Dae-Ho, Seo, Seongrok, Shin, Hyunjung, Han, Gil Sang, Jung, Hyun Suk, Kim, Dongho, Park, Nam-Gyu

    Published in ACS nano (28-03-2017)
    “…Excellent color purity with a tunable band gap renders organic–inorganic halide perovskite highly capable of performing as light-emitting diodes (LEDs)…”
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  3. 3

    Perovskite Cluster-Containing Solution for Scalable D‑Bar Coating toward High-Throughput Perovskite Solar Cells by Jeong, Dong-Nyuk, Lee, Do-Kyoung, Seo, Seongrok, Lim, Soo Yeon, Zhang, Yong, Shin, Hyunjung, Cheong, Hyeonsik, Park, Nam-Gyu

    Published in ACS energy letters (10-05-2019)
    “…For scalable perovskite solar cells (PSCs), deposition of a homogeneous and high-quality perovskite film on a large area (>100 cm2) is a prerequisite…”
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  4. 4

    Dynamic structural property of organic-inorganic metal halide perovskite by Lee, Jin-Wook, Seo, Seongrok, Nandi, Pronoy, Jung, Hyun Suk, Park, Nam-Gyu, Shin, Hyunjung

    Published in iScience (22-01-2021)
    “…Unique organic-inorganic hybrid semiconducting materials have made a remarkable breakthrough in new class of photovoltaics (PVs). Organic-inorganic metal (Pb…”
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  5. 5

    Kinetic‐Controlled Crystallization of α‐FAPbI3 Inducing Preferred Crystallographic Orientation Enhances Photovoltaic Performance by Shin, Sooeun, Seo, Seongrok, Jeong, Seonghwa, Sharbirin, Anir S., Kim, Jeongyong, Ahn, Hyungju, Park, Nam‐Gyu, Shin, Hyunjung

    Published in Advanced science (01-05-2023)
    “…Crystallization kinetic controls the crystallographic orientation, inducing anisotropic properties of the materials. As a result, preferential orientation with…”
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  6. 6

    p-Type CuCrO2 particulate films as the hole transporting layer for CH3NH3PbI3 perovskite solar cells by Jeong, Seonghwa, Seo, Seongrok, Shin, Hyunjung

    Published in RSC advances (01-01-2018)
    “…CuCrO2 with a crystal structure of delafossite is a promising material as a transparent conducting oxide. It shows unique properties, for example, wide band…”
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  7. 7

    Perovskite Solar Cells with Inorganic Electron‐ and Hole‐Transport Layers Exhibiting Long‐Term (≈500 h) Stability at 85 °C under Continuous 1 Sun Illumination in Ambient Air by Seo, Seongrok, Jeong, Seonghwa, Bae, Changdeuck, Park, Nam‐Gyu, Shin, Hyunjung

    Published in Advanced materials (Weinheim) (19-07-2018)
    “…Despite the high power conversion efficiency (PCE) of perovskite solar cells (PSCs), poor long‐term stability is one of the main obstacles preventing their…”
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  8. 8

    Cyclohexylammonium‐Based 2D/3D Perovskite Heterojunction with Funnel‐Like Energy Band Alignment for Efficient Solar Cells (23.91%) by Jeong, Seonghwa, Seo, Seongrok, Yang, Hyunwoo, Park, Hyoungmin, Shin, Sooeun, Ahn, Hyungju, Lee, Donghwa, Park, Jong Hyeok, Park, Nam‐Gyu, Shin, Hyunjung

    Published in Advanced energy materials (01-11-2021)
    “…Insufficient charge extraction at the interfaces between light‐absorbing perovskites and charge transporting layers is one of the drawbacks of state‐of‐the‐art…”
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  9. 9
  10. 10

    Enhancing Stability of Efficient Perovskite Solar Cells (PCE ≈ 24.5%) by Suppressing PbI 2 Inclusion Formation by Shin, Sooeun, Nandi, Pronoy, Seo, Seongrok, Jung, Hyun Suk, Park, Nam‐Gyu, Shin, Hyunjung

    Published in Advanced functional materials (01-10-2023)
    “…Abstract Excess lead(II) iodide (PbI 2 ) has controversial roles in affecting the efficiency of perovskite solar cells (PSCs). Since the photoinstability of…”
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  11. 11

    Origin of Hysteresis in CH3NH3PbI3 Perovskite Thin Films by Seol, Daehee, Jeong, Ahreum, Han, Man Hyung, Seo, Seongrok, Yoo, Tae Sup, Choi, Woo Seok, Jung, Hyun Suk, Shin, Hyunjung, Kim, Yunseok

    Published in Advanced functional materials (05-10-2017)
    “…Organic–inorganic hybrid perovskite solar cells are attracting the attention of researchers owing to the high level of performance they exhibit in photovoltaic…”
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  12. 12

    Enhancing Stability of Efficient Perovskite Solar Cells (PCE ≈ 24.5%) by Suppressing PbI2 Inclusion Formation by Shin, Sooeun, Nandi, Pronoy, Seo, Seongrok, Jung, Hyun Suk, Park, Nam‐Gyu, Shin, Hyunjung

    Published in Advanced functional materials (02-10-2023)
    “…Excess lead(II) iodide (PbI2) has controversial roles in affecting the efficiency of perovskite solar cells (PSCs). Since the photoinstability of PbI2 is now…”
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    Journal Article
  13. 13

    Effect of Rubidium Incorporation on the Structural, Electrical, and Photovoltaic Properties of Methylammonium Lead Iodide-Based Perovskite Solar Cells by Park, Ik Jae, Seo, Seongrok, Park, Min Ah, Lee, Sangwook, Kim, Dong Hoe, Zhu, Kai, Shin, Hyunjung, Kim, Jin Young

    Published in ACS applied materials & interfaces (06-12-2017)
    “…We report the electrical properties of rubidium-incorporated methylammonium lead iodide ((Rb x MA1–x )­PbI3) films and the photovoltaic performance of (Rb x…”
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  14. 14

    Amorphous TiO2 Coatings Stabilize Perovskite Solar Cells by Seo, Seongrok, Shin, Sooeun, Kim, Eunsoo, Jeong, Seonghwa, Park, Nam-Gyu, Shin, Hyunjung

    Published in ACS energy letters (10-09-2021)
    “…Significant progress has been achieved in improving the power conversion efficiency (PCE) of perovskite solar cells (PSCs) for a decade, but the long-term…”
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  15. 15

    p-Type CuCrO 2 particulate films as the hole transporting layer for CH 3 NH 3 PbI 3 perovskite solar cells by Jeong, Seonghwa, Seo, Seongrok, Shin, Hyunjung

    Published in RSC advances (02-08-2018)
    “…CuCrO with a crystal structure of delafossite is a promising material as a transparent conducting oxide. It shows unique properties, for example, wide band…”
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    Journal Article
  16. 16

    Achieving Reproducible and High-Efficiency (>21%) Perovskite Solar Cells with a Presynthesized FAPbI3 Powder by Zhang, Yong, Seo, Seongrok, Lim, Soo Yeon, Kim, Younghoon, Kim, Seul-Gi, Lee, Do-Kyoung, Lee, Sun-Ho, Shin, Hyunjung, Cheong, Hyeonsik, Park, Nam-Gyu

    Published in ACS energy letters (14-02-2020)
    “…The conventional precursor mixture based on highly pure and expensive PbI2 (purity >99.99%) is problematic in commercializing perovskite solar cells (PSCs)…”
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  17. 17
  18. 18

    Perovskite Solar Cells: Perovskite Solar Cells with Inorganic Electron‐ and Hole‐Transport Layers Exhibiting Long‐Term by Seo, Seongrok, Jeong, Seonghwa, Bae, Changdeuck, Nam‐Gyu Park, Shin, Hyunjung

    Published in Advanced materials (Weinheim) (01-07-2018)
    “…In article number 1801010, Nam‐Gyu Park, Hyunjung Shin, and co‐workers present a perovskite solar cell (PSC) composed of fluorine‐doped tin oxide…”
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  19. 19

    Nanotubular Heterostructure of Tin Dioxide/Titanium Dioxide as a Binder-Free Anode in Lithium-Ion Batteries by Kim, Myungjun, Lee, Joobong, Lee, Seonhee, Seo, Seongrok, Bae, Changdeuck, Shin, Hyunjung

    Published in ChemSusChem (20-07-2015)
    “…Titanium dioxide (TiO2), tin dioxide (SnO2), and heterostructured TiO2/SnO2 nanotube (NT) arrays have been fabricated by template‐assisted atomic‐layer…”
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  20. 20

    Cyclohexylammonium‐Based 2D/3D Perovskite Heterojunction with Funnel‐Like Energy Band Alignment for Efficient Solar Cells (23.91%) (Adv. Energy Mater. 42/2021) by Jeong, Seonghwa, Seo, Seongrok, Yang, Hyunwoo, Park, Hyoungmin, Shin, Sooeun, Ahn, Hyungju, Lee, Donghwa, Park, Jong Hyeok, Park, Nam‐Gyu, Shin, Hyunjung

    Published in Advanced energy materials (11-11-2021)
    “…2D Perovskites In article number 2102236, Jong Hyeok Park, Nam‐Gyu Park, Hyunjung Shin and co‐workers extract photo‐generated holes from 3D bulk perovskites of…”
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