Search Results - "Yi, Ahra"

Unraveling Device Physics of Dilute‐Donor Narrow‐Bandgap Organic Solar Cells with Highly Transparent Active Layers by Schopp, Nora, Akhtanova, Gulnur, Panoy, Patchareepond, Arbuz, Alexandr, Chae, Sangmin, Yi, Ahra, Kim, Hyo Jung, Promarak, Vinich, Nguyen, Thuc‐Quyen, Brus, Viktor V.

“…The charge generation–recombination dynamics in three narrow‐bandgap near‐IR absorbing nonfullerene (NFA) based organic photovoltaic (OPV) systems with varied…”
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Hydrophobic stretchable polydimethylsiloxane films with wrinkle patterns prepared via a metal‐assisted chemical etching process using a Si master mold by Lee, Hanbin, Chae, Sangmin, Yi, Ahra, Kim, Hyo Jung

“…We fabricated hydrophobic, stretchable, wrinkle‐patterned polydimethylsiloxane (PDMS) films via a metal‐assisted chemical etching (MACE) process using a Si…”
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Resolving Atomic‐Scale Interactions in Nonfullerene Acceptor Organic Solar Cells with Solid‐State NMR Spectroscopy, Crystallographic Modelling, and Molecular Dynamics Simulations by R. Luginbuhl, Benjamin, Raval, Parth, Pawlak, Tomasz, Du, Zhifang, Wang, Tonghui, Kupgan, Grit, Schopp, Nora, Chae, Sangmin, Yoon, Sangcheol, Yi, Ahra, Jung Kim, Hyo, Coropceanu, Veaceslav, Brédas, Jean‐Luc, Nguyen, Thuc‐Quyen, Reddy, G. N. Manjunatha

“…Fused‐ring core nonfullerene acceptors (NFAs), designated “Y‐series,” have enabled high‐performance organic solar cells (OSCs) achieving over 18% power…”
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Impact of Molecular Weight on the Ionic and Electronic Transport of Self‐Doped Conjugated Polyelectrolytes Relevant to Organic Electrochemical Transistors by Chae, Sangmin, Nguyen‐Dang, Tung, Chatsirisupachai, Jirat, Yi, Ahra, Vázquez, Ricardo Javier, Quek, Glenn, Promarak, Vinich, Kim, Hyo Jung, Bazan, Guillermo C., Nguyen, Thuc‐Quyen

“…Abstract Organic electrochemical transistors (OECTs) have gained considerable attention due to their potential applications in emerging biosensor platforms…”
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Air‐Stable Perylene Diimide Trimer Material for N‐Type Organic Electrochemical Transistors by Nguyen‐Dang, Tung, Bao, Si Tong, Kaiyasuan, Chokchai, Li, Kunyu, Chae, Sangmin, Yi, Ahra, Joy, Syed, Harrison, Kelsey, Kim, Jae Young, Pallini, Francesca, Beverina, Luca, Graham, Kenneth R., Nuckolls, Colin, Nguyen, Thuc‐Quyen

“…A new method is reported to make air‐stable n‐type organic mixed ionic‐electronic conductor (OMIEC) films for organic electrochemical transistors (OECTs) using…”
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Unraveling Device Physics of Dilute‐Donor Narrow‐Bandgap Organic Solar Cells with Highly Transparent Active Layers (Adv. Mater. 31/2022) by Schopp, Nora, Akhtanova, Gulnur, Panoy, Patchareepond, Arbuz, Alexandr, Chae, Sangmin, Yi, Ahra, Kim, Hyo Jung, Promarak, Vinich, Nguyen, Thuc‐Quyen, Brus, Viktor V.

“…Photoactive Materials Next‐generation photovoltaics will be lightweight, flexible, and (semi)transparent. Highly transparent organic photoactive materials are…”
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High‐Performance Wearable Organic Photodetectors by Molecular Design and Green Solvent Processing for Pulse Oximetry and Photoplethysmography by Du, Zhifang, Luong, Hoang Mai, Sabury, Sina, Jones, Austin L., Zhu, Ziyue, Panoy, Patchareepond, Chae, Sangmin, Yi, Ahra, Kim, Hyo Jung, Xiao, Steven, Brus, Viktor V., Manjunatha Reddy, G. N., Reynolds, John R., Nguyen, Thuc‐Quyen

“…White‐light detection from the visible to the near‐infrared region is central to many applications such as high‐speed cameras, autonomous vehicles, and…”
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Syntheses and optical, electrochemical, and photovoltaic properties of polymers with 6‐(2‐thienyl)‐4H‐thieno[2,3‐b]indole with a variety of electron‐deficient units by Kim, Juae, Chae, Sangmin, Yi, Ahra, Hong, Seungyeon, Kim, Hyo Jung, Suh, Hongsuk

“…ABSTRACT Conjugated polymers were synthesized and used for polymer solar cells with new electron‐rich units, 6‐(2‐thienyl)‐4H‐thieno[2,3‐b]indole (2‐TTI)…”
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Nonfullerene Small Molecules‐Enabled High‐Performance Organic Photovoltaics for Indoor Energy Harvesting by Lee, Chihyung, Yi, Ahra, Kim, Hyo Jung, Nam, Minwoo, Ko, Doo-Hyun

“…Organic photovoltaics (OPVs) have attracted considerable attention as a power source of indoor electronic devices for the Internet of Things (IoT). Herein,…”
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Syntheses and Properties of Semiconducting Polymers Based on Pyrimidine Series Substituted with Thiazolo-Pyridine by Kim, Juae, Chae, Sangmin, Yi, Ahra, Kim, Minji, Kim, Hyo Jung, Suh, Hongsuk

“…For the utilization in the polymer solar cells, conjugated polymers were synthesized using electron-deficient units,…”
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Favorable Face‐on Orientation of a Conjugated Polymer on Roll‐to‐Roll‐Transferred Graphene Interface by Chae, Sangmin, Cho, Kuk Hyun, Won, Sejeong, Yi, Ahra, Choi, Jiyeon, Lee, Hyun Hwi, Kim, Jae‐Hyun, Kim, Hyo Jung

“…The use of dry transferred graphene as a templating layer to enhance face‐to‐face stacking in poly(3‐hexylthiophene) (P3HT) systems which is widely used for…”
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Alkyl Conformation and π–π Interaction Dependent on Polymorphism in the 1,8-Naphthalimide (NI) Derivative by Jo, Kukhyun, Lee, Siwoo, Yi, Ahra, Jeon, Tae-Yeol, Lee, Hyun Hwi, Moon, Dohyun, Lee, Dongmin M, Bae, Jiyoung, Hong, Seung-Tae, Gene, Jinhwa, Lee, Seung Geol, Kim, Hyo Jung

“…The 1,8-naphthalimide (NI) derivative Lumogen F Violet 570 exhibits different photoluminescence (PL) and aggregation-caused quenching properties due to its…”
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Insights into the Structural and Morphological Properties of Layer-by-Layer Processed Organic Photovoltaics by Yi, Ahra, Chae, Sangmin, Yoon, Haeun, Kim, Hyo Jung

“…Recently, with the development of figure-of-merit non-fullerene acceptor materials combined with a ternary strategy and layer-by-layer (LbL) processing, the…”
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Highly-Sensitive Resonance-Enhanced Organic Photodetectors for Shortwave Infrared Sensing by Luong, Hoang Mai, Kaiyasuan, Chokchai, Yi, Ahra, Chae, Sangmin, Kim, Brian Minki, Panoy, Patchareepond, Kim, Hyo Jung, Promarak, Vinich, Miyata, Yasuo, Nakayama, Hidenori, Nguyen, Thuc-Quyen

“…Shortwave infrared (SWIR) has various applications, including night vision, remote sensing, and medical imaging. SWIR organic photodetectors (OPDs) offer…”
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Perovskite solar cells on Sn-doped In2O3 electrodes with artificially controlled (222) preferred orientation by Seok, Hae-Jun, Yi, Ahra, Lee, Hanbin, Kim, Hyo Jung, Kim, Han-Ki

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Simple Approach to the Highly Efficient and Cost-Effective Inverted Perovskite Solar Cells via Solvent-Engineered Electron-Transporting Layers of Fullerene by Yi, Ahra, Chae, Sangmin, Yoon, Haeun, Kim, Hyo Jung

“…With dramatic growth in the photovoltaic (PV) market, perovskite solar cells (PSCs) have achieved remarkable performance and demonstrated enormous potential…”
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Texturing of polydimethylsiloxane surface for anti-reflective films with super-hydrophobicity in solar cell application by Lee, Hanbin, Yi, Ahra, Choi, JaeGyeong, Ko, Doo-Hyun, Jung Kim, Hyo

“…[Display omitted] •The replication process for PDMS films from Si master mold was optimized in Cu-MACE method.•Textured PDMS films exhibited excellent…”
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Molecular engineering of a conjugated polymer as a hole transporting layer for versatile p–i–n perovskite solar cells by Chae, Sangmin, Yi, Ahra, Kim, Hyo Jung

“…Along with the development of perovskite materials, which have enormous potential for optoelectronics such as solar cells and light-emitting diode devices,…”
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Green-Solvent-Processed High-Performance Broadband Organic Photodetectors by Huang, Jianfei, Luong, Hoang Mai, Lee, Jaewon, Chae, Sangmin, Yi, Ahra, Qu, Zhong-Ze, Du, Zhifang, Choi, Dylan G., Kim, Hyo Jung, Nguyen, Thuc-Quyen

“…Solution-processed organic photodetectors with broadband activity have been demonstrated with an environmentally benign solvent, ortho-xylene (o-xylene), as…”
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Roll-transferred graphene encapsulant for robust perovskite solar cells by Yi, Ahra, Chae, Sangmin, Won, Sejeong, Jung, Hyun-June, Cho, In Hwa, Kim, Jae-Hyun, Kim, Hyo Jung

“…Perovskite solar cells (PSCs) have demonstrated enormous potential for use in next-generation photovoltaics because of their promising properties. However, the…”
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